navbar and notifications

TODO.md

@@ -0,0 +1,15 @@
+# TODO
+push offers
+
+add last synced time to want
+
+go over and reorganise event logic
+
+contact options on landing page
+
+skip unofficial release
+
+status stepper
+
+queue up wantlist adds to gracefully handle rate limiting
+

api/.mocharc.json

@@ -0,0 +1,8 @@
+{
+  "extension": ["ts"],
+  "spec": "src/**/*.test.ts",
+  "require": "ts-node/register",
+
+  "watch-files": "**/*.ts",
+  "watch-ignore": ["db"]
+}

api/global.d.ts

@@ -0,0 +1,16 @@
+// global type aliases and whatnot
+
+type UUID = string;
+type Email = string;
+
+type DiscogsName = string;
+type DiscogsListing = number;
+type DiscogsRelease = number;
+type DiscogsSeller = number;
+
+type BundleCandidate = {
+    seller: DiscogsSeller,
+    count: number,
+    listings: DiscogsListing[],
+}
+

api/index.ts

@@ -0,0 +1,37 @@
+import createServices from './src/services';
+import createLog from './src/log';
+import { Events } from './src/events';
+
+async function start() {
+    const log = createLog();
+
+    // process.on('uncaughtException', (err, origin) => {
+    //     log.error({ err, origin }, 'uncaughtException');
+    //     process.exit(1);
+    // });
+
+    // process.on('unhandledRejection', (reason, promise) => {
+    //     log.error({ reason, promise }, 'unhandledRejection');
+    //     process.exit(1);
+    // });
+
+    process.on('SIGTERM', () => {
+      log.debug('SIGTERM received, exiting');
+      process.exit(0);
+    });
+
+    const {
+        prisma,
+        pg,
+        discogs,
+        api,
+        events,
+        notify,
+    } = createServices(log);
+
+    await notify.listen();
+
+    api.listen();
+}
+
+start();

api/package.json

@@ -0,0 +1,52 @@
+{
+  "name": "mates-crates",
+  "version": "1.0.0",
+  "description": "",
+  "main": "index.js",
+  "scripts": {
+    "test": "mocha",
+    "test:watch": "mocha --watch",
+    "migrate": "knex migrate:latest",
+    "migrate:make": "prisma migrate dev --name",
+    "start": "ts-node-dev --respawn --transpile-only index.ts | bunyan -o short"
+  },
+  "author": "",
+  "license": "ISC",
+  "devDependencies": {
+    "@types/bcrypt": "^5.0.0",
+    "@types/bluebird": "^3.5.36",
+    "@types/koa": "^2.13.5",
+    "@types/koa-websocket": "^5.0.7",
+    "@types/lodash": "^4.14.182",
+    "@types/mocha": "^9.1.1",
+    "axios": "^0.27.2",
+    "mocha": "^10.0.0",
+    "node-dev": "^7.4.3",
+    "prisma": "^4.5.0",
+    "ts-node-dev": "^2.0.0",
+    "typescript": "^4.7.4"
+  },
+  "dependencies": {
+    "@koa/cors": "^3.3.0",
+    "@koa/router": "^12.0.0",
+    "@prisma/client": "^4.5.0",
+    "bcrypt": "^5.0.1",
+    "bluebird": "^3.7.2",
+    "bunyan": "^1.8.15",
+    "cheerio": "^1.0.0-rc.12",
+    "koa": "^2.13.4",
+    "koa-body": "^5.0.0",
+    "koa-passport": "^5.0.0",
+    "koa-session": "^6.2.0",
+    "koa-websocket": "^7.0.0",
+    "koa-ws": "^1.0.1",
+    "lodash": "^4.17.21",
+    "passport-local": "^1.0.0",
+    "pg-listen": "^1.7.0"
+  },
+  "overrides": {
+    "koa-passport": {
+      "passport": "^0.5"
+    }
+  }
+}

api/prisma/migrations/20221226110634_initial_migration/migration.sql

@@ -0,0 +1,81 @@
+-- CreateTable
+CREATE TABLE "listings" (
+    "id" BIGINT NOT NULL,
+    "seller" BIGINT NOT NULL,
+    "data" JSONB NOT NULL,
+    "wantId" UUID NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "listings_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "users" (
+    "id" UUID NOT NULL DEFAULT gen_random_uuid(),
+    "email" TEXT NOT NULL,
+    "password" TEXT NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "users_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "wants" (
+    "id" UUID NOT NULL DEFAULT gen_random_uuid(),
+    "release" BIGINT NOT NULL,
+    "data" JSONB NOT NULL,
+    "userId" UUID NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "wants_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateTable
+CREATE TABLE "offers" (
+    "id" UUID NOT NULL DEFAULT gen_random_uuid(),
+    "status" TEXT NOT NULL,
+    "condition" TEXT NOT NULL DEFAULT '',
+    "item" MONEY NOT NULL,
+    "shipping" MONEY NOT NULL,
+    "total" MONEY NOT NULL,
+    "listingId" BIGINT NOT NULL,
+    "userId" UUID NOT NULL,
+    "wantId" UUID NOT NULL,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+
+    CONSTRAINT "offers_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "listings_seller_idx" ON "listings"("seller");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "users_email_key" ON "users"("email");
+
+-- CreateIndex
+CREATE INDEX "wants_release_idx" ON "wants"("release");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "wants_userId_release_key" ON "wants"("userId", "release");
+
+-- CreateIndex
+CREATE UNIQUE INDEX "offers_listingId_key" ON "offers"("listingId");
+
+-- AddForeignKey
+ALTER TABLE "listings" ADD CONSTRAINT "listings_wantId_fkey" FOREIGN KEY ("wantId") REFERENCES "wants"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "wants" ADD CONSTRAINT "wants_userId_fkey" FOREIGN KEY ("userId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "offers" ADD CONSTRAINT "offers_listingId_fkey" FOREIGN KEY ("listingId") REFERENCES "listings"("id") ON DELETE RESTRICT ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "offers" ADD CONSTRAINT "offers_userId_fkey" FOREIGN KEY ("userId") REFERENCES "users"("id") ON DELETE CASCADE ON UPDATE CASCADE;
+
+-- AddForeignKey
+ALTER TABLE "offers" ADD CONSTRAINT "offers_wantId_fkey" FOREIGN KEY ("wantId") REFERENCES "wants"("id") ON DELETE CASCADE ON UPDATE CASCADE;

api/prisma/migrations/20221226113955_notify/migration.sql

@@ -0,0 +1,111 @@
+CREATE OR REPLACE FUNCTION notify_users() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id UUID;
+        payload JSON;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('users.events', payload::text);
+
+    RETURN NULL;
+    END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION notify_listings() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id int8;
+        payload JSON;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('listings.events', payload::text);
+
+    RETURN NULL;
+    END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION notify_offers() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id UUID;
+        payload JSON;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('offers.events', payload::text);
+
+    RETURN NULL;
+    END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION notify_wants() RETURNS TRIGGER AS $$
+    DECLARE
+        record RECORD;
+        id UUID;
+        payload JSON;
+    BEGIN
+    IF (TG_OP = 'DELETE') THEN
+        id = OLD.id;
+    ELSE
+        id = NEW.id;
+    END IF;
+
+    payload = json_build_object(
+        'table', TG_TABLE_NAME,
+        'action', TG_OP,
+        'id', id
+    );
+
+    PERFORM pg_notify('wants.events', payload::text);
+
+    RETURN NULL;
+    END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE TRIGGER notify_wants_event
+AFTER INSERT OR UPDATE OR DELETE ON wants
+    FOR EACH ROW EXECUTE PROCEDURE notify_wants();
+
+CREATE OR REPLACE TRIGGER notify_listings_event
+AFTER INSERT OR UPDATE OR DELETE ON listings
+    FOR EACH ROW EXECUTE PROCEDURE notify_listings();
+
+CREATE OR REPLACE TRIGGER notify_offers_event
+AFTER INSERT OR UPDATE OR DELETE ON offers
+    FOR EACH ROW EXECUTE PROCEDURE notify_offers();
+
+CREATE OR REPLACE TRIGGER notify_users_event
+AFTER INSERT OR UPDATE OR DELETE ON users
+    FOR EACH ROW EXECUTE PROCEDURE notify_users();

api/prisma/schema.prisma

@@ -0,0 +1,95 @@
+generator client {
+    provider = "prisma-client-js"
+    // include for node docker image
+    binaryTargets = ["native", "debian-openssl-1.1.x"]
+    previewFeatures = ["interactiveTransactions"]
+}
+
+datasource db {
+    provider = "postgresql"
+    url      = env("DATABASE_URL")
+}
+
+model Listing {
+
+    // example listingId 2148851036
+    // works fine as a JS number
+    // but JS numbers are cast to int4 for pg by prisma
+    // becomes -2146116260
+    id         BigInt      @id
+    seller     BigInt
+    data       Json
+
+    wantId     String   @db.Uuid
+    want       Want     @relation(fields: [wantId], references: [id], onDelete: Cascade, onUpdate: Cascade)
+
+    offers     Offer[]
+
+    createdAt  DateTime @default(now())
+    updatedAt  DateTime @updatedAt
+
+    @@index([seller])
+    @@map("listings")
+}
+
+model User {
+    id         String     @id       @default(dbgenerated("gen_random_uuid()")) @db.Uuid
+    email      String     @unique
+    password   String
+
+    createdAt  DateTime   @default(now())
+    updatedAt  DateTime   @updatedAt
+
+    wants      Want[]
+    offers     Offer[]
+
+    @@map("users")
+}
+
+model Want {
+    id         String     @id       @default(dbgenerated("gen_random_uuid()")) @db.Uuid
+    release    BigInt
+    data       Json
+
+    userId     String     @db.Uuid
+    user       User       @relation(fields: [userId], references: [id], onDelete: Cascade, onUpdate: Cascade)
+
+    createdAt  DateTime   @default(now())
+    updatedAt  DateTime   @updatedAt
+
+    listings   Listing[]
+    offers     Offer[]
+
+    @@unique([userId, release])
+    @@index([release])
+
+    @@map("wants")
+}
+
+model Offer {
+    id              String     @id       @default(dbgenerated("gen_random_uuid()")) @db.Uuid
+
+    status          String
+    condition       String               @default("")
+
+    item            Decimal    @db.Money
+    shipping        Decimal    @db.Money
+    total           Decimal    @db.Money
+
+    listingId       BigInt
+    listing         Listing    @relation(fields: [listingId], references: [id])
+
+    userId          String     @db.Uuid
+    user            User       @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+    wantId          String     @db.Uuid
+    want            Want       @relation(fields: [wantId], references: [id], onDelete: Cascade)
+
+    createdAt  DateTime   @default(now())
+    updatedAt  DateTime   @default(now())
+
+    // only one offer per want for a user
+    // @@unique([userId, wantId])
+    @@unique([listingId])
+    @@map("offers")
+}

api/src/api.test.ts

@@ -0,0 +1,59 @@
+import assert from 'assert/strict';
+import axios from 'axios';
+
+import createServices from './services';
+import createLog from './log';
+
+const log = createLog();
+log.level('debug');
+const services = createServices(log);
+
+const api = axios.create({
+  baseURL: 'http://localhost:41337',
+  withCredentials: true
+});
+
+let server;
+before(function setup() {
+    server = services.api.listen();
+});
+
+after(function teardown(done) {
+    server.close(done)
+});
+
+describe('api', function apiTests() {
+    describe.skip('auth', function authTests() {
+        it('listens', async function listenTest() {
+            const res = await api.get('/health');
+            assert.equal(res.status, 200);
+        });
+
+        it('register', async function register() {
+            const body = {
+                email: `test+${Date.now()}@user.com`,
+                password: 'woaaah theres no limit',
+            };
+            const { data } = await api.post('/auth/register', body);
+            assert.equal(data.email, body.email);
+        });
+
+        it('login', async function login() {
+            const body = {
+                email: `test+${Date.now()}@user.com`,
+                password: 'woaaah theres no limit',
+            };
+            await api.post('/auth/register', body);
+            const res = await api.post('/auth/login', body);
+            assert(res.headers['set-cookie']);
+        })
+    });
+
+    describe('offers', function offerTests() {
+        it('create offers', async function createOffersTest() {
+            const { data: bundles } = await api.get('/bundles');
+            const listingIds = bundles[0].items.map(i => i.id);
+            const { data } = await api.post('/offers', { listingIds, shipping: 50.0, baseShipping: 15.0 });
+        });
+    });
+});

api/src/api.ts

@@ -0,0 +1,131 @@
+import http from 'http';
+
+import koa from 'koa';
+import koaWebsocket from 'koa-websocket';
+import bodyParser from 'koa-body';
+import session from 'koa-session';
+import koaRouter from '@koa/router'
+import cors from '@koa/cors';
+
+import { groupBy, sortBy } from 'lodash';
+import Bluebird from 'bluebird';
+
+import type Log from 'bunyan';
+import type { Listing, User, Want, Prisma } from '@prisma/client';
+
+import type { Pg } from './pg';
+import type { Discogs } from './discogs';
+import type { Offers } from './offers';
+import type { Rpc } from './rpc';
+
+import routerAuth from './routers/router.auth';
+import { Events } from './events';
+import createRpc, { RpcMessageType } from './rpc';
+
+export default function createApi(log: Log, pg: Pg, discogs: Discogs, offers: Offers, events) {
+    const PORT = 41337;
+    const WS_PORT = 40055;
+    const SECRET = 'ohja4Eif9eidah3aj5ta2haa4iemooth';
+
+    const app = koaWebsocket(new koa());
+
+    app.use(async (ctx, next) => {
+        try {
+            await next();
+        } catch (err) {
+            log.error(err);
+            ctx.status = err.statusCode || err.status || 500;
+            ctx.body = {
+                  error: err.message
+            };
+        }
+    });
+
+    const router = koaRouter();
+
+    function listen() {
+        const server = app.listen(PORT);
+        log.info({ PORT }, 'listening');
+    }
+
+    app.use(cors({ credentials: true }));
+    app.use(bodyParser())
+
+    app.keys = [SECRET];
+    app.use(session(app));
+
+    const { authRouter, passport } = routerAuth(log, pg);
+    app.use(passport.initialize());
+    app.use(passport.session())
+    app.use(authRouter.routes());
+
+    router.get('/health', async function health(ctx) {
+        ctx.status = 200;
+    });
+
+    router.post('/want/discogs', async function wantListPost(ctx, next) {
+        ctx.assert(ctx.isAuthenticated(), 401, 'log in required');
+        const { username } = ctx.request.body;
+        const user = await pg.userFindId(ctx.state.user.id);
+        const wants = await discogs.wantListSync(username, user);
+        events.emit(Events.WantsAdded, [wants]);
+        ctx.response.body = wants;
+    });
+
+    router.post('/want/search', async function wantSearch(ctx, next) {
+        const { query } = ctx.request.body;
+        const results = await discogs.search(query);
+        ctx.response.body = results;
+    });
+
+    router.post('/auth/logout', async (ctx, next) => {
+        ctx.assert(ctx.isAuthenticated(), 401, 'log in required');
+        ctx.logout();
+        ctx.status = 200;
+        ctx.body = { success: true };
+    });
+
+    app.use(router.routes());
+
+    app.ws.use(passport.initialize());
+    app.ws.use(passport.session());
+
+    app.ws.use(async (ctx, next) => {
+        try {
+            log.info('new ws connection', { user: ctx.state.user });
+
+            // log.child...
+
+            const ws = ctx.websocket;
+            const rpc = createRpc(log, pg, ws, discogs, offers, events, ctx.state.user as User | null);
+
+            ws.on('message', async function incoming(message) {
+                try {
+                    const parsed = JSON.parse(message.toString());
+                    const response = await rpc.receive(parsed);
+                    rpc.send(response);
+                } catch (e) {
+                    log.warn(e);
+                    log.warn(message.toString());
+                    rpc.send([RpcMessageType.Error, e.message || e.msg]);
+                }
+                return true;
+            });
+
+            ws.on('close', function onClose() {
+                log.info('ws disconnected', { user: ctx.state.user });
+            });
+
+            if (ctx.state.user) events.emit(Events.Connection, { rpc, id: ctx.state.user.id });
+            await rpc.onConnection();
+
+        } catch (e) {
+            log.error(e);
+        }
+    });
+
+    return {
+        app,
+        listen,
+    };
+}

api/src/discogs.ts

@@ -0,0 +1,116 @@
+import fs from 'fs/promises';
+
+import axios from 'axios';
+import cheerio from 'cheerio';
+import Bluebird from 'bluebird';
+
+import type Log from 'bunyan';
+import type { PrismaClient, Want, User, Listing } from '@prisma/client';
+
+import { logAxiosError, wantDetails } from './utils';
+import { Pg } from './pg';
+
+// margh
+// vanderbabe
+// jmcdermid1
+
+export default function createDiscogs(log: Log, pg: Pg) {
+    const TOKEN = 'Discogs token=wRTXuYZGOPsIQgKRGKCAkUkidGtvpSfQgPWkYIpD';
+    const apiBase = 'https://api.discogs.com'
+    const discogsBase = 'https://www.discogs.com'
+
+    const api = axios.create({
+        headers: {
+            'Authorization': TOKEN,
+            // discogs only returns the first page without a desktop u/a
+            'User-Agent': 'Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:102.0) Gecko/20100101 Firefox/102.0',
+        },
+    });
+
+    async function handleApiError(e) {
+        logAxiosError(e);
+        if (e.response.status === 429) {
+            throw new Error('rate limited');
+        }
+        return null;
+    }
+
+    async function wantListSync(username: string, user: User): Promise<Want[]> {
+        const { data: { wants, pagination }} = await api.get(`${apiBase}/users/${username}/wants`);
+        const releases = await Promise.all(wants.map(want => release(want.id)));
+
+        log.info({ wants: wants.length, user: username, userId: user.id }, 'fetched discogs wantlist');
+
+        // TODO filter releases to be vinyl format only
+
+        // convert want object to actual release and ignore duplicate errors
+        const results = await Promise.allSettled(releases.map(release => pg.wantCreate(release, user)));
+        // @ts-ignore
+        const additions = results.filter(r => r.status === 'fulfilled').map(r => r.value);
+
+        log.info('want list additions', { additions: additions.length });
+
+        return additions;
+    }
+
+    async function release(id: DiscogsRelease): Promise<any> {
+        const { data } = await api.get(`${apiBase}/releases/${id}`);
+        return data;
+    }
+
+    async function search(query: string) {
+        const url = new URL(`${apiBase}/database/search`);
+        url.searchParams.append('query', query);
+        url.searchParams.append('type', 'release');
+        url.searchParams.append('format', 'vinyl');
+        const { data: { results } } = await api.get(url.href);
+        return results;
+    }
+
+    async function inventory(user: string) {
+        const res = await api.get(`${apiBase}/users/${user}/inventory`);
+        return res.data.listings;
+    }
+
+    async function listings(want: Want) {
+        const res = await api.get(`https://www.discogs.com/sell/release/${want.release}?limit=250`);
+        const $ = cheerio.load(res.data);
+        const ids = $('.item_description_title[href]')
+            .map(function getListingId() {
+                const id = Number.parseInt(this.attribs.href.replace('/sell/item/', ''), 10);
+                return id;
+            })
+            .get();
+
+        const unlisted = await pg.listingRmUnlisted(want, ids);
+        if (unlisted) log.info({ unlisted: unlisted, ...wantDetails(want) }, 'missing listings removed');
+
+        // preferentially take listings from sellers if we hit req limits
+        return Bluebird.mapSeries(ids, async id => listing(id, want));
+    }
+
+    async function listing(id, want) {
+        const listing = await pg.listingFind(id);
+        if (listing) return listing;
+
+        try {
+            log.debug('fetching listing', id);
+            const res = await api.get(`${apiBase}/marketplace/listings/${id}`);
+            log.debug(res.data);
+            return pg.listingUpsert(res.data, want);
+        } catch (e) {
+            return handleApiError(e);
+        }
+    }
+
+    return {
+        wantListSync,
+        inventory,
+        listings,
+        listing,
+        release,
+        search,
+    };
+}
+
+export type Discogs = ReturnType<typeof createDiscogs>;

api/src/events.ts

@@ -0,0 +1,97 @@
+import { EventEmitter } from 'node:events';
+import { setTimeout } from 'timers/promises';
+
+import type Log from 'bunyan';
+import type { Want, Offer } from '@prisma/client';
+
+import { Pg } from './pg';
+import { Rpc } from './rpc';
+import { wantDetails } from './utils';
+import routerAuth from './routers/router.auth';
+
+export enum Events {
+    WantsAdded = 'WantsAdded',
+    Sync = 'Sync',
+    Connection = 'Connection',
+
+    ListingsUpdated = 'ListingsUpdated',
+    OffersUpdated = 'OffersUpdated',
+    WantsUpdated = 'WantsUpdated',
+}
+
+export default function createEvents(log: Log, pg: Pg, discogs, offers) {
+    const events = new EventEmitter({ captureRejections: true });
+    const connections = new Map<UUID, Rpc>();
+
+    async function populateListings(want: Want) {
+        try {
+            const listings = await discogs.listings(want);
+            return listings;
+        } catch (e) {
+            if (e.message === 'rate limited') {
+                log.warn('rate limited, trying again in 60s');
+                await setTimeout(60 * 1000);
+                return populateListings(want);
+            }
+            throw e;
+        }
+    }
+
+    events.on('error', function eventError(e) {
+        log.error('event error', e);
+    });
+
+    async function updateWantListings(wants: Want[]) {
+        for (const want of wants) {
+            const listings = await populateListings(want);
+            log.info({ listings: listings.length, ...wantDetails(want) }, 'listings found');
+            events.emit(Events.ListingsUpdated);
+        }
+
+        log.info({ wants: wants.length }, 'finished syncing');
+    }
+
+    events.on(Events.WantsAdded, async function wantsAdded(wants: Want[]) {
+        log.info({ event: Events.WantsAdded, wants: wants.map(w => wantDetails(w)) }, 'starting listings population');
+        await updateWantListings(wants);
+        log.info({ event: Events.WantsAdded, wants: wants.map(w => wantDetails(w)) }, 'finished populating listings');
+        events.emit(Events.ListingsUpdated);
+    });
+
+    events.on(Events.Sync, async function sync() {
+        const wants = await pg.wantsToSync();
+        log.info({ event: Events.Sync, wants: wants.length });
+        await updateWantListings(wants);
+        events.emit(Events.ListingsUpdated);
+    });
+
+    events.on(Events.ListingsUpdated, async function listingsUpdated() {
+        const updatedOffers = await offers.generate()
+        log.debug({ offers: updatedOffers.length }, 'offers up to date');
+
+        for (const [id, rpc] of connections) {
+            rpc.pushUserOffers();
+        }
+    });
+
+    events.on(Events.Connection, async function onConnection({ rpc, id }) {
+        log.debug('new rpc connection', { id, rpc });
+        connections.set(id, rpc);
+    })
+
+    events.on(Events.OffersUpdated, async function onOffersUpdated(offer: Offer) {
+        const rpc = connections.get(offer.userId);
+        if (!rpc) return null;
+        log.debug({ event: Events.OffersUpdated, rpc, offer });
+        return rpc.pushUserOffers();
+    });
+
+    events.on(Events.WantsUpdated, async function onWantsUpdated(want: Want) {
+        const rpc = connections.get(want.userId);
+        if (!rpc) return null;
+        log.debug({ event: Events.WantsUpdated, rpc, want });
+        return rpc.pushUserWants();
+    });
+
+    return events;
+}

api/src/log.ts

@@ -0,0 +1,10 @@
+import bunyan from 'bunyan';
+
+export default function createLog() {
+    const log = bunyan.createLogger({
+      name: 'mcrates',
+      stream: process.stdout
+    });
+
+    return log;
+}

api/src/notify.ts

@@ -0,0 +1,60 @@
+import createSubscriber from 'pg-listen'
+import type Log from 'bunyan';
+
+import { Events } from './events';
+import { Pg } from './pg';
+
+export default function createNotify(log: Log, pg: Pg, events) {
+    const OFFERS_CHANNEL = 'offers.events';
+    const USERS_CHANNEL = 'users.events';
+    const LISTINGS_CHANNEL = 'listings.events';
+    const WANTS_CHANNEL = 'wants.events';
+
+    const subscriber = createSubscriber({ connectionString: process.env.DATABASE_URL });
+
+    // pg has a hard limit of 8000B for the notification payload
+    // so we only receive the ids of the updated record
+    // and go fetch the whole thing to figure out who to notify
+
+    async function handleOffers(payload) {
+        const { action, id } = payload;
+        log.debug({ channel: OFFERS_CHANNEL, action, id });
+        if (action === 'DELETE') return null;
+
+        // const offer = await pg.offerFindId(id);
+        // events.emit(Events.OffersUpdated, offer);
+    }
+
+    async function handleUsers(payload) {
+        const { action, id } = payload;
+        log.debug({ channel: USERS_CHANNEL, action, id });
+    }
+
+    async function handleListings(payload) {
+        const { action, id } = payload;
+        log.debug({ channel: LISTINGS_CHANNEL, action, id });
+    }
+
+    async function handleWants(payload) {
+        const { action, id } = payload;
+        // const want = await pg.offerFindId(id);
+        log.debug({ channel: WANTS_CHANNEL, action, id });
+    }
+
+    subscriber.notifications.on(OFFERS_CHANNEL, handleOffers);
+    subscriber.notifications.on(USERS_CHANNEL, handleUsers);
+    subscriber.notifications.on(LISTINGS_CHANNEL, handleListings);
+    subscriber.notifications.on(WANTS_CHANNEL, handleWants);
+
+    async function listen() {
+        await subscriber.connect();
+        await Promise.all([
+            subscriber.listenTo(OFFERS_CHANNEL),
+            subscriber.listenTo(USERS_CHANNEL),
+            subscriber.listenTo(LISTINGS_CHANNEL),
+            subscriber.listenTo(WANTS_CHANNEL),
+        ]);
+    }
+
+    return { listen };
+}

api/src/offers.ts

@@ -0,0 +1,152 @@
+import type Log from 'bunyan';
+import type { PrismaClient, Want, User, Listing, Offer, } from '@prisma/client';
+import assert from 'assert/strict';
+import groupBy from 'lodash/groupBy';
+import sortBy from 'lodash/sortBy';
+import flatMap from 'lodash/flatMap';
+import { Context } from 'koa';
+
+import { logAxiosError, wantDetails } from './utils';
+import { Pg } from './pg';
+
+export enum Status {
+    Complete     = 'Complete',
+    Confirmed    = 'Confirmed',
+    Accepted     = 'Accepted',
+    Pending      = 'Pending',
+    Declined     = 'Declined',
+}
+
+function sortOffers(o) {
+    return Object.values(Status).indexOf(o.status);
+}
+
+export default function createOffers(log: Log, pg: Pg) {
+    async function generate() {
+        const listings = flatMap(await pg.interestingListings());
+        log.debug('generateOffers', { listings: listings.length });
+
+        const shipping = 7.5; // yolt
+
+        const offers = listings.map(l => ({
+            userId: l.want.user.id,
+            listingId: l.id,
+            wantId: l.want.id,
+
+            status: Status.Pending,
+
+            condition: l.data.condition,
+
+            item: l.data.price.value,
+            shipping,
+            total: l.data.price.value + shipping,
+        }))
+
+        // we must sort the offers by price,
+        // sometimes a seller has multiples of a want
+        // to deal with this we just ignore duplicates on insert
+        // and ensure the cheapest one goes in first
+        const sorted = sortBy(offers, ['item']);
+
+        // TODO probably need to take one of each condition of record from a store
+        // eg. they have a VG+ and a M we should make offers for each
+
+        log.trace('generated offers', sorted);
+        const inserts = await pg.offersUpdate(sorted);
+
+        return inserts;
+    }
+
+    async function accept(ctx: Context) {
+        const { id } = ctx.request.body;
+        ctx.assert(id, 401, 'no id supplied');
+
+        // check the user actually has this offer
+        const offer = await pg.userOfferFind(ctx.state.user, id);
+        return pg.offerStatusSet(offer.id, Status.Accepted);
+    }
+
+    async function statusSet(user: User, id: UUID, status: Status) {
+        log.info({ status, id }, 'setting offer status');
+
+        const offer = await pg.offerFindId(id);
+        const update = await pg.offerStatusSet(offer.id, status);
+
+        if (status === Status.Complete) {
+            log.info({ id, status }, 'completed offer, removing want...');
+            await pg.wantRm(offer.wantId);
+        }
+
+        return update;
+    }
+
+    // converts offers into groups based on seller
+    // includes some bits of info about shipping etc
+    async function acpOffers() {
+        const offers = await pg.offersAdmin();
+
+        const grouped = groupBy(offers, o => o.listing.data.seller.id);
+
+        const sellerOffers = sortBy(Object.values(grouped).map(offers => {
+            const shipping = offers[0]?.listing.data.seller.shipping;
+            const bundle = {
+                username: offers[0]?.listing.data.seller.username,
+                seller: offers[0]?.listing.data.seller.id,
+                shipsFrom: offers[0]?.listing.data.ships_from,
+                shipping,
+                offers: sortBy(offers, sortOffers),
+                mentionsAustralia: shipping.toLowerCase().includes('australia'),
+                mentionsWorldwide: shipping.toLowerCase().includes('world'),
+            }
+
+            return bundle;
+        }), bundle => -bundle.offers.length);
+
+        return sellerOffers;
+    }
+
+    // also groups offers by seller for users
+    // but mostly just munges the structure so the details
+    // are easily available
+    async function userOffers(user: User) {
+        const offers = await pg.userOffers(user);
+        const groups = Object.values(groupBy(offers, (o) => o.wantId))
+            .map(g => {
+                // the offer status is just the most advanced status
+                // based on sort
+                const offers = sortBy(g, sortOffers);
+                const status = offers[0].status;
+
+                // now actually sort them by price
+                offers.sort((a, b) => a.total - b.total);
+
+                const details = offers[0].want.data;
+
+                return {
+                    details,
+                    offers,
+                    status,
+                };
+            });
+
+        return groups;
+    }
+
+    async function samples() {
+       const user = await pg.userFindEmail('ntr@mnml.gg');
+       const offerGroups = await userOffers(user);
+       const i = Math.floor(Math.random() * offerGroups.length / 2);
+       return offerGroups[i];
+    }
+
+    return {
+        generate,
+        accept,
+        statusSet,
+        acpOffers,
+        userOffers,
+        samples,
+    };
+}
+
+export type Offers = ReturnType<typeof createOffers>;

api/src/pg.ts

@@ -0,0 +1,323 @@
+import bcrypt from 'bcrypt';
+import type Log from 'bunyan';
+import type { PrismaClient, Want, User, Listing, Offer, Prisma } from '@prisma/client';
+import * as Bluebird from 'bluebird';
+import _ from 'lodash';
+
+import { Status } from './offers';
+
+export interface UserCreateParams {
+    email: string,
+    password: string,
+}
+
+export default function createPg(log: Log, prisma: PrismaClient) {
+    async function userFindId(id: UUID) {
+        return prisma.user.findUnique({ where: { id }});
+    }
+
+    async function userFindEmail(email: Email) {
+        return prisma.user.findUnique({ where: { email }});
+    }
+
+    async function userWants(user: User) {
+        return prisma.want.findMany({
+            where: { userId: user.id },
+            include: { _count: { select: { offers: true }} },
+            orderBy: { offers: { _count: 'desc' } }
+        });
+    }
+
+    async function userOffers(user: User) {
+        return prisma.offer.findMany({
+            where: {
+                userId: user.id,
+                status: { not: Status.Declined }
+            },
+            include: {
+                want: true,
+            },
+            orderBy: [
+                { updatedAt: 'asc' },
+                { total: 'asc' },
+                { listingId: 'asc' },
+            ],
+        });
+    }
+
+    async function offerFindId(id: UUID) {
+        return prisma.offer.findFirstOrThrow({
+            where: { id },
+            include: {
+                want: true,
+            }
+        });
+    }
+
+    async function userOfferFind(user: User, id: UUID) {
+        return prisma.offer.findFirstOrThrow({
+            where: {
+                userId: user.id,
+                id,
+            },
+            include: {
+                want: true,
+            }
+        });
+    }
+
+    async function userCreate(params: UserCreateParams) {
+        const hashRounds = 10;
+        const password = await bcrypt.hash(params.password, hashRounds);
+
+        const data = {
+            email: params.email,
+            password,
+        };
+
+        return prisma.user.create({
+            data,
+        });
+    }
+
+    // userUpdate({ email: 'jen@vdk.com', password: 'jen' });
+    // userUpdate({ email: 'james@mcd', password: 'james' });
+
+    async function userUpdate(params: UserCreateParams) {
+        const hashRounds = 10;
+        const password = await bcrypt.hash(params.password, hashRounds);
+
+        const data = {
+            email: params.email,
+            password,
+        };
+
+        return prisma.user.update({
+            where: { email: params.email },
+            data,
+        });
+    }
+
+    async function wantFindId(id: UUID) {
+        return prisma.want.findFirstOrThrow({
+            where: { id },
+        });
+    }
+
+    async function wantList(user: User) {
+        return prisma.want.findMany({
+            where: { userId: user.id },
+        });
+    }
+
+    async function wantsToSync() {
+        return prisma.want.findMany({});
+    }
+
+    async function wantRm(id: UUID) {
+        await prisma.want.delete({
+            where: { id },
+        });
+    }
+
+    async function wantCreate(discogsRelease, user) {
+        const data: { userId: UUID, release: DiscogsListing, data: any } = {
+            data: discogsRelease,
+            release: discogsRelease.id,
+            userId: user.id,
+        };
+
+        return prisma.want.create({
+            data,
+        });
+    }
+
+    async function listingRmUnlisted(want: Want, currentListingIds: DiscogsListing[]) {
+        return prisma.$transaction(async (prisma) => {
+            log.debug({ currentListingIds });
+
+            const protectedOfferStatuses = [Status.Confirmed, Status.Complete];
+
+            // delete all the offers where we don't want to keep them
+            // for historical reasons
+            const { count: offersRemoved } = await prisma.offer.deleteMany({
+                where: {
+                    wantId: want.id,
+                    listingId: {
+                        notIn: currentListingIds,
+                    },
+                    status: {
+                        notIn: protectedOfferStatuses,
+                    },
+                }
+            });
+
+            if (offersRemoved > 0) log.info({ offersRemoved }, 'pending offers removed');
+
+            // now we have to filter listingIds with confirmed offers
+            // and get their listingIds to filter out
+            const confirmedListingIds = (await prisma.offer.findMany({
+                where: {
+                    wantId: want.id,
+                    status: {
+                        in: protectedOfferStatuses,
+                    },
+                },
+                select: {
+                    listingId: true,
+                },
+            })).map(r => r.listingId);
+            const removalIds = currentListingIds.filter(id => confirmedListingIds.includes(id));
+
+            if (removalIds.length) log.info({ removalIds });
+
+            // finally we delete listings that aren't related
+            // to a historical offer
+            const { count } = await prisma.listing.deleteMany({
+                where: {
+                    id: { in: removalIds },
+                },
+            });
+
+            log.info({ count }, 'second stage open offers removed');
+
+            return count;
+        });
+    }
+
+    async function listingUpsert(listing, want) {
+        const values = {
+            id: listing.id,
+            wantId: want.id,
+            seller: listing.seller.id,
+            data: listing,
+        };
+
+        return prisma.listing.upsert({
+            where: {
+                id: listing.id
+            },
+            update: values,
+            create: values,
+        });
+    }
+
+    async function listingFind(id: DiscogsListing) {
+        return prisma.listing.findUnique({
+            where: {
+                id,
+            },
+            include: {
+                want: {
+                    include: { user: true },
+                }
+            }
+        });
+    }
+
+    async function listingByIds(ids: DiscogsListing[]) {
+        return prisma.listing.findMany({
+            where: {
+                id: { in: ids },
+            },
+            include: {
+                want: {
+                    include: { user: true },
+                }
+            }
+        });
+    }
+
+    async function interestingListings() {
+        // this basically just needs to return the listingIds to generate offers
+        // but for ease of abstraction we get the listings themselves
+        // grouped by seller
+        const candidates = await prisma.$queryRaw`
+            WITH groups AS (
+              select
+                  seller, count(distinct("wantId")), array_agg(id) as listings
+              from
+                  listings
+              where
+                  seller not in (3709203)
+              group by
+                  seller
+              order by
+                  count desc
+            )
+            select *
+            from groups
+            where count >= 5;
+        ` as BundleCandidate[];
+
+        return Promise.all(candidates.map(async c => prisma.listing.findMany({
+            where: {
+                id: { in: c.listings }
+            },
+            include: {
+                want: {
+                    include: { user: true },
+                }
+            },
+            distinct: ['wantId'],
+        })));
+    }
+
+    async function offersUpdate(offers) {
+        return await prisma.$transaction(
+            offers.map(offer => prisma.offer.upsert({
+                where: {
+                    listingId: offer.listingId,
+                },
+                create: offer,
+                update: _.omit(offer, ['status', 'id']),
+            }))
+        );
+    }
+
+    async function offerStatusSet(id: UUID, status: Status) {
+        return prisma.offer.update({
+            where: { id: id },
+            data: { status },
+        });
+    }
+
+    // effectively all offers
+    async function offersAdmin() {
+        return prisma.offer.findMany({
+            include: {
+                listing: true,
+                user: true,
+                want: true,
+            },
+        });
+    }
+
+    return {
+        userFindId,
+        userFindEmail,
+        userCreate,
+        userWants,
+        userOffers,
+        userOfferFind,
+
+        wantCreate,
+        wantList,
+        wantsToSync,
+        wantRm,
+
+        listingUpsert,
+        listingFind,
+        listingRmUnlisted,
+        listingByIds,
+
+        interestingListings,
+
+        offersUpdate,
+        offerStatusSet,
+        offersAdmin,
+        offerFindId,
+    };
+}
+
+export type Pg = ReturnType<typeof createPg>;

api/src/routers/router.auth.ts

@@ -0,0 +1,75 @@
+import bcrypt from 'bcrypt';
+import { KoaPassport } from 'koa-passport';
+import { Strategy as LocalStrategy } from 'passport-local';
+import Router from '@koa/router'
+
+import type { Pg } from './../pg';
+
+export default function authRouter(log, pg: Pg) {
+    const passport = new KoaPassport();
+
+    async function verifyPassword(user, password) {
+        const match = await bcrypt.compare(password, user.password);
+        return match;
+    }
+
+    passport.use(new LocalStrategy(
+        { usernameField: 'email' },
+        function localStrategy(email, password, done) {
+            pg.userFindEmail(email)
+                .then(async user => {
+                    if (!user) return done(null, false);
+                    const passwordMatch = await verifyPassword(user, password);
+                    if (!passwordMatch) return done(null, false);
+                    return done(null, user);
+                })
+                .catch(e => done(e, null));
+        }
+    ));
+
+    passport.serializeUser((user, done) => done(null, user.id));
+    passport.deserializeUser((id, done) => {
+        pg.userFindId(id)
+            .then(u => done(null, u))
+            .catch(e => done(e, null));
+    })
+
+    const authRouter = new Router({ prefix: '/auth' });
+
+    authRouter.post('/login', async (ctx, next) => {
+        await passport.authenticate('local', (err, user, info, status) => {
+            ctx.assert(user, 401, 'incorrect login');
+            ctx.login(user);
+            ctx.status = 200;
+            ctx.body = {
+                email: user.email,
+            };
+        })(ctx, next);
+    });
+
+    authRouter.get('/login', async (ctx, next) => {
+        ctx.assert(ctx.isAuthenticated(), 401, 'log in required');
+
+        const user = ctx.state.user;
+        ctx.status = 200;
+        ctx.body = {
+            id: user.id,
+            email: user.email,
+        };
+    });
+
+    authRouter.post('/register', async (ctx, next) => {
+        const { discogs, email, password } = ctx.request.body;
+        // fetch discogs data if they have it
+        const params = { discogs, email, password, data: {} };
+        const user = await pg.userCreate(params)
+        ctx.login(user);
+        ctx.status = 200;
+        ctx.body = {
+            id: user.id,
+            email: user.email,
+        };
+    });
+
+    return { authRouter, passport };
+}

api/src/rpc.ts

@@ -0,0 +1,256 @@
+import assert from 'assert/strict';
+
+import type Log from 'bunyan';
+
+import type { Want, Offer, User } from '@prisma/client';
+
+import type { Pg } from './pg';
+import type { Discogs } from './discogs';
+import type { Offers } from './offers';
+
+import { Status } from './offers';
+import { isAdmin } from './utils';
+import { Events } from './events';
+
+export type Rpc = ReturnType<typeof createRpc>;
+
+export enum RpcMessageType {
+    Ping = 'Ping',
+    Pong = 'Pong',
+
+    // points out user is anon
+    WhoDis = 'WhoDis',
+
+    Bundles = 'Bundles',
+    Offers = 'Offers',
+    List = 'List',
+    Wants = 'Wants',
+    User = 'User',
+
+    Error = 'Error',
+
+    OfferSamples = 'OfferSamples',
+    OfferStatusSet = 'OfferStatusSet',
+
+    AcpOfferStatusSet = 'AcpOfferStatusSet',
+    AcpOffers = 'AcpOffers',
+    AcpListingsSync = 'AcpListingsSync',
+
+    WantRm = 'WantRm',
+    WantAdd = 'WantAdd',
+}
+
+type ErrorMessage = [RpcMessageType.Error, string];
+type PongMessage = [RpcMessageType.Pong, []];
+type PingMessage = [RpcMessageType.Ping, []];
+type WhoDisMessage = [RpcMessageType.WhoDis, []];
+type UserMessage = [RpcMessageType.User, User];
+type WantsMessage = [RpcMessageType.Wants, Want[]];
+type OffersMessage = [RpcMessageType.Offers, Offer[]];
+type OfferStatusSetMessage = [RpcMessageType.OfferStatusSet, Offer[]];
+type OfferSamplesMessage = [RpcMessageType.OfferSamples, Offer[]];
+
+type AcpOfferStatusSetMessage = [RpcMessageType.AcpOfferStatusSet, Offer[]];
+type AcpOffersMessage = [RpcMessageType.AcpOffers, Offer[]];
+type AcpListingsSyncMessage = [RpcMessageType.AcpListingsSync, []];
+
+export type RpcMessage =
+    PingMessage |
+    PongMessage |
+    WhoDisMessage |
+
+    UserMessage |
+
+    WantsMessage |
+
+    OffersMessage |
+    OfferSamplesMessage |
+    OfferStatusSetMessage |
+
+    AcpOfferStatusSetMessage |
+    AcpOffersMessage |
+    AcpListingsSyncMessage |
+
+    ErrorMessage;
+
+
+type OfferStatusSetParams = {
+    id: UUID,
+    status: Status,
+};
+
+type WantRmParams = {
+    id: UUID,
+};
+
+type WantAddParams = {
+    releaseId: number,
+};
+
+function checkMsgType(msgType: RpcMessageType): msgType is RpcMessageType {
+    if (RpcMessageType[msgType]) {
+        return true;
+    }
+    return false;
+}
+
+// rpc is created per connection from the api
+export default function createRpc(log: Log, pg: Pg, ws, discogs: Discogs, offers: Offers, events, user: User | null) {
+    async function ping(): Promise<PongMessage> {
+        return [RpcMessageType.Pong, []];
+    }
+
+    async function userOffers(): Promise<OffersMessage> {
+        return [RpcMessageType.Offers, await offers.userOffers(user)];
+    }
+
+    async function userWants(): Promise<WantsMessage> {
+        return [RpcMessageType.Wants, await pg.userWants(user)];
+    }
+
+    async function offerStatusSet(params: OfferStatusSetParams): Promise<OffersMessage> {
+        const { id, status } = params;
+        assert(id, 'no id supplied');
+        assert(Status[status], 'unknown status');
+
+        const offer = await offers.statusSet(user, id, status);
+        const userOffers = await offers.userOffers(user);
+
+        return [RpcMessageType.Offers, userOffers]
+    }
+
+    async function wantRm(params: WantRmParams): Promise<WantsMessage> {
+        const { id } = params;
+        assert(id, 'no id supplied');
+
+        await pg.wantRm(id);
+
+        const wants = await pg.userWants(user);
+        return [RpcMessageType.Wants, wants];
+    }
+
+    async function wantAdd(params: WantAddParams): Promise<WantsMessage> {
+        const { releaseId } = params;
+        assert(releaseId, 'no id supplied');
+
+        const release = await discogs.release(releaseId);
+        const want = await pg.wantCreate(release, user);
+        events.emit(Events.WantsAdded, [want]);
+
+        const wants = await pg.userWants(user);
+        return [RpcMessageType.Wants, wants];
+    }
+
+    async function acpOfferStatusSet(params: OfferStatusSetParams): Promise<AcpOffersMessage> {
+        const { id, status } = params;
+        assert(isAdmin(user), 'not authorised');
+        assert(id, 'no id supplied');
+        assert(Status[status], 'unknown status');
+
+        const offer = await offers.statusSet(user, id, status);
+
+        return [RpcMessageType.AcpOffers, await offers.acpOffers()]
+    }
+
+    async function acpOffers(): Promise<AcpOffersMessage> {
+        assert(isAdmin(user), 'not authorised');
+        return [RpcMessageType.AcpOffers, await offers.acpOffers()];
+    }
+
+    async function acpListingsSync(): Promise<AcpListingsSyncMessage> {
+        assert(isAdmin(user), 'not authorised');
+        events.emit(Events.Sync);
+        return [RpcMessageType.AcpListingsSync, []];
+    }
+
+    async function receive(message: any): Promise<RpcMessage> {
+        const [msgType, params] = message;
+
+        if (!user) {
+            log.debug('anon rpc call');
+            return [RpcMessageType.WhoDis, []];
+        }
+
+        if (msgType !== RpcMessageType.Ping) log.info({ msgType, params }, 'rpc message');
+
+        // // this sucks but can't figure out how to convince typescript to agree yet
+        if (checkMsgType(msgType)) {
+            switch (msgType) {
+            case RpcMessageType.Ping:
+                return ping();
+
+            case RpcMessageType.Offers:
+                return userOffers();
+            case RpcMessageType.Wants:
+                return userWants();
+            case RpcMessageType.OfferStatusSet:
+                return offerStatusSet(params);
+
+            case RpcMessageType.WantRm:
+                return wantRm(params);
+            case RpcMessageType.WantAdd:
+                return wantAdd(params);
+
+            case RpcMessageType.AcpOfferStatusSet:
+                return acpOfferStatusSet(params);
+            case RpcMessageType.AcpOffers:
+                return acpOffers();
+            case RpcMessageType.AcpListingsSync:
+                return acpListingsSync();
+
+            default:
+                throw new Error(`Message type ${msgType} is known but unhandled`);
+            }
+        } else {
+            throw new Error(`Unknown message type ${msgType}`);
+        }
+
+        throw new Error(`Invalid parameters for message type ${msgType}: ${JSON.stringify(message)}`);
+    }
+
+    async function anonConnection() {
+
+    }
+
+    async function adminConnection() {
+        // don't need it, requested on route
+        // send(await acpOffers());
+    }
+
+    async function onConnection() {
+        if (!user) return anonConnection();
+
+        const userMsg: UserMessage = [RpcMessageType.User, user];
+        send(userMsg);
+
+        await pushUserOffers();
+        await pushUserWants();
+
+        if (isAdmin(user)) return adminConnection();
+    }
+
+    function send(msg: RpcMessage) {
+        ws.send(JSON.stringify(msg, (key, value) =>
+            typeof value === 'bigint'
+                ? value.toString()
+                : value // return everything else unchanged
+        ))
+    }
+
+    async function pushUserOffers() {
+        send(await userOffers());
+    }
+
+    async function pushUserWants() {
+        send(await userWants());
+    }
+
+    return {
+        receive,
+        send,
+        onConnection,
+
+        pushUserOffers,
+        pushUserWants,
+    }
+}

api/src/services.ts

@@ -0,0 +1,28 @@
+import { PrismaClient } from '@prisma/client'
+
+import createDiscogs from './discogs';
+import createOffers from './offers';
+import createLog from './log';
+import createApi from './api';
+import createEvents from './events';
+import createPg from './pg';
+import createNotify from './notify';
+
+export default function createServices(log) {
+    const prisma = new PrismaClient();
+    const pg = createPg(log, prisma);
+    const discogs = createDiscogs(log, pg);
+    const offers = createOffers(log, pg);
+    const events = createEvents(log, pg, discogs, offers);
+    const notify = createNotify(log, pg, events);
+    const api = createApi(log, pg, discogs, offers, events);
+
+    return {
+        api,
+        discogs,
+        events,
+        notify,
+        pg,
+        prisma,
+    };
+}

api/src/utils.ts

@@ -1,3 +1,5 @@
+import type { Want, User } from '@prisma/client';
+
 export function logAxiosError(e) {
     console.warn({
         status: e.response.status,
@@ -11,3 +13,20 @@ export function logAxiosError(e) {
         },
     });
 }
+
+export function wantDetails(want: Want) {
+    const data = want.data as any;
+
+    return {
+        title: data.title,
+        release: data.id,
+        artist: data.artists_sort,
+        id: want.id
+    }
+}
+
+export function isAdmin(user: User) {
+    return user.email === 'ntr@mnml.gg';
+}
+
+export function offerDetails() {}

api/tsconfig.json

@@ -27,12 +27,15 @@
     /* Modules */
     "module": "commonjs",                                /* Specify what module code is generated. */
     // "rootDir": "./",                                  /* Specify the root folder within your source files. */
-    // "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
+    "moduleResolution": "node",                       /* Specify how TypeScript looks up a file from a given module specifier. */
     // "baseUrl": "./",                                  /* Specify the base directory to resolve non-relative module names. */
     // "paths": {},                                      /* Specify a set of entries that re-map imports to additional lookup locations. */
     // "rootDirs": [],                                   /* Allow multiple folders to be treated as one when resolving modules. */
     // "typeRoots": [],                                  /* Specify multiple folders that act like './node_modules/@types'. */
-    "types": ["./index.d.ts"],                                      /* Specify type package names to be included without being referenced in a source file. */
+    "types": [
+      "./index.d.ts",
+      "mocha"
+    ],                                      /* Specify type package names to be included without being referenced in a source file. */
     // "allowUmdGlobalAccess": true,                     /* Allow accessing UMD globals from modules. */
     // "moduleSuffixes": [],                             /* List of file name suffixes to search when resolving a module. */
     // "resolveJsonModule": true,                        /* Enable importing .json files. */
@@ -99,5 +102,10 @@
     /* Completeness */
     // "skipDefaultLibCheck": true,                      /* Skip type checking .d.ts files that are included with TypeScript. */
     "skipLibCheck": true                                 /* Skip type checking all .d.ts files. */
-  }
+  },
+
+  "ts-node": {
+    // strict mode gtfo
+    "transpileOnly": true,
+  },
 }

client/.babelrc.js

@@ -0,0 +1,4 @@
+module.exports = {
+  parserOpts: { strictMode: false },
+  plugins: ['@babel/plugin-transform-react-jsx-source']
+};

client/.eslintrc.js

@@ -0,0 +1,31 @@
+module.exports = {
+    parser: "@typescript-eslint/parser",
+    extends: [
+        "preact",
+        "plugin:@typescript-eslint/recommended"
+    ],
+    ignorePatterns: [
+        "build/"
+    ],
+    rules: {
+        // prevents stupid complaints a la
+        // (req) {
+        //   req.something = x;
+        // }
+        'no-param-reassign': [2, { props: false }],
+        'no-multi-spaces': [0],
+        'max-len': ['error', 120],
+        'import/no-extraneous-dependencies': [0],
+        'prefer-arrow-callback': [0],
+        'arrow-body-style': [0],
+        'no-return-assign': 0,
+        'no-console': [0],
+        // i like loops
+        'no-plusplus': [0],
+
+        'no-await-in-loop': [0],
+        indent: ['error', 4],
+        'keyword-spacing': ['error'],
+        'key-spacing': ['error'],
+    },
+};

client/.gitignore

@@ -0,0 +1,5 @@
+node_modules
+/build
+/*.log
+
+size-plugin.json

client/README.md

@@ -0,0 +1,19 @@
+# mcrates
+
+## CLI Commands
+*   `npm install`: Installs dependencies
+
+*   `npm run dev`: Run a development, HMR server
+
+*   `npm run serve`: Run a production-like server
+
+*   `npm run build`: Production-ready build
+
+*   `npm run lint`: Pass TypeScript files using ESLint
+
+*   `npm run test`: Run Jest and Enzyme with
+    [`enzyme-adapter-preact-pure`](https://github.com/preactjs/enzyme-adapter-preact-pure) for
+    your tests
+
+
+For detailed explanation on how things work, checkout the [CLI Readme](https://github.com/developit/preact-cli/blob/master/README.md).

client/disclaimers.txt

@@ -0,0 +1,2 @@
+This application uses Discogs’ API but is not affiliated with, sponsored or endorsed by Discogs. ‘Discogs’ is a trademark of Zink Media, LLC.
+Data provided by Discogs.

client/package.json

@@ -0,0 +1,36 @@
+{
+    "private": true,
+    "name": "mcrates-client",
+    "version": "0.1.0",
+    "license": "MIT",
+    "scripts": {
+        "build": "preact build --no-prerender",
+        "start": "preact --no-clear watch",
+        "lint": "eslint src"
+    },
+    "dependencies": {
+        "@reduxjs/toolkit": "^1.8.5",
+        "izitoast": "^1.4.0",
+        "lodash": "^4.17.21",
+        "logrocket": "^3.0.1",
+        "preact": "^10.10.0",
+        "preact-render-to-string": "^5.2.1",
+        "preact-router": "^3.2.1",
+        "react-feather": "^2.0.10",
+        "react-redux": "^8.0.2",
+        "redux": "^4.2.0"
+    },
+    "devDependencies": {
+        "@babel/plugin-transform-react-jsx-source": "^7.18.6",
+        "@typescript-eslint/eslint-plugin": "^5.30.6",
+        "@typescript-eslint/parser": "^5.30.6",
+        "eslint": "^8.20.0",
+        "eslint-config-preact": "^1.3.0",
+        "eslint-plugin-jest": "^26.7.0",
+        "jest": "^28.1.3",
+        "less": "^4.1.3",
+        "less-loader": "^7.3.0",
+        "preact-cli": "^3.4.1",
+        "typescript": "^4.5.2"
+    }
+}

client/src/actions.ts

@@ -0,0 +1,24 @@
+import { route } from 'preact-router';
+import http from './http';
+
+const actions = store => ({
+    setWs: function setWs(state, ws) {
+        return { ws };
+    },
+
+    setUser: function setUser(state, user) {
+        return { user };
+    },
+
+    setOffers: function setOffers(state, offers) {
+        return { offers };
+    },
+
+    logout: async function logout() {
+        await http.postLogout();
+        route('/login');
+        return { user: null };
+    },
+});
+
+export default actions;

client/src/app.tsx

@@ -0,0 +1,66 @@
+import { h } from 'preact';
+import { useEffect } from 'preact/hooks';
+import { useDispatch, Provider } from 'react-redux'
+import { Route, Router, } from 'preact-router';
+import LogRocket from 'logrocket';
+
+import createWs from './ws';
+import store, {  wsState } from './store'
+
+import Nav from './components/nav';
+
+import Main from './routes/main';
+import Acp from './routes/acp';
+import Login from './routes/login';
+import Search from './routes/search';
+import List from './routes/list';
+import Info from './routes/info';
+
+if (window.location.host === 'matescrates.au') LogRocket.init('yh0dy3/mcrates');
+
+const Mcrates = () => {
+    const dispatch = useDispatch();
+
+    // i have no idea why this is needed,
+    // but it makes sure the user changes actually rerender
+    useEffect(() => {
+        const ws = createWs(dispatch);
+        ws.connect();
+        dispatch(wsState.actions.set(ws));
+    }, [dispatch])
+
+    function routeChange(e) {
+        const { ws } = store.getState();
+        if (!ws) return null;
+        if (e.url === '/acp') return ws.sendAcpOffers();
+        if (e.url === '/') return ws.sendOffers();
+        if (e.url === '/list') return ws.sendWants();
+    }
+
+    return (
+        <div id="mcrates">
+            <Nav />
+            <Router onChange={routeChange}>
+                <Route path="/" component={Main} />
+                <Route path="/login" component={Login} mode="login" />
+                <Route path="/register" component={Login} mode="register" />
+                <Route path="/search" component={Search} />
+                <Route path="/list" component={List} />
+                <Route path="/info" component={Info} />
+
+                {/* ACP */}
+                <Route path="/acp" component={Acp} />
+            </Router>
+        </div>
+    );
+};
+
+const App = () => {
+    return (
+        <Provider store={store}>
+            <Mcrates />
+        </Provider>
+    );
+}
+
+export default App;

client/src/assets/swirl.fix.svg

@@ -0,0 +1,337 @@
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+<!-- Created with Inkscape (http://www.inkscape.org/) -->
+
+<svg
+   xmlns:dc="http://purl.org/dc/elements/1.1/"
+   xmlns:cc="http://creativecommons.org/ns#"
+   xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#"
+   xmlns:svg="http://www.w3.org/2000/svg"
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+   xmlns:sodipodi="http://sodipodi.sourceforge.net/DTD/sodipodi-0.dtd"
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+       down_right_point="158.75,111.79167"
+       id="path-effect6876"
+       is_visible="true"
+       deform_type="perspective"
+       horizontal_mirror="false"
+       vertical_mirror="false"
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client/src/components/nav.tsx

@@ -0,0 +1,81 @@
+import { h } from 'preact';
+import { route } from 'preact-router';
+import { useEffect } from 'preact/hooks';
+import { useSelector } from 'react-redux'
+import LogRocket from 'logrocket';
+
+import http from './../http';
+import { State } from './../store';
+
+import Swirl from './swirl';
+
+function showAdmin(user) {
+    return user && user.email === 'ntr@mnml.gg';
+}
+
+const DEFAULT_ROUTE = '/';
+
+const Nav = () => {
+    const user = useSelector((state: State) => state.user);
+
+    useEffect(() => {
+        if (!user) {
+            route('/login');
+            return;
+        }
+        route(DEFAULT_ROUTE)
+
+        if (window.location.host === 'matescrates.au') {
+            LogRocket.identify(user.id, {
+                name: user.email,
+                email: user.email,
+            });
+        }
+
+        return;
+    }, [user])
+
+    async function logoutClick(e) {
+        e.preventDefault();
+        await http.postLogout();
+        window.location.reload();
+    }
+
+    const nav = () => (
+        <nav>
+            <a href="/">Offers</a>
+            <a href='/list'>List</a>
+            <a href="/search">Search</a>
+        </nav>
+    );
+
+    const anonNav = () => (
+        <nav>
+            <a href="/login">Login</a>
+            <a href="/register">Register</a>
+        </nav>
+    );
+
+    const adminNav = () => (
+        <nav>
+            <a href='/acp'>Offers ACP</a>
+        </nav>
+    )
+
+    const userNav = () => (
+        <nav>
+            <a href="/info">Info</a>
+            <a href="/auth/logout" onClick={logoutClick}>Logout</a>
+        </nav>
+    )
+
+    return (
+        <header>
+            {user ? nav() : anonNav()}
+            {showAdmin(user) ? adminNav() : <div></div>}
+            {user ? userNav() : null}
+        </header>
+    );
+}
+
+export default Nav;

client/src/components/offer.group.tsx

@@ -0,0 +1,84 @@
+import { h } from 'preact';
+import { ExternalLink, Check } from 'react-feather';
+import { useState } from 'preact/hooks';
+
+import { useSelector, useDispatch } from 'react-redux'
+import { State } from './../store';
+
+import http from '../http';
+
+function OfferLine(offer) {
+    const ws = useSelector((state: State) => state.ws);
+
+    function setStatus(status) {
+        ws.sendOfferStatusSet(offer.id, status);
+    }
+
+    const accepted = offer.status === 'Accepted';
+    const classes = `${accepted ? 'accepted' : ''}`;
+    const btnText = accepted
+        ? offer.status
+        : 'Accept';
+
+    const negBtn = accepted
+        ? <button onClick={() => setStatus('Pending')} class='neg'>Cancel</button>
+        : <button onClick={() => setStatus('Declined')} class='neg'>Decline</button>;
+
+    return (
+        <div class="line">
+            <div class='number'>${offer.total}</div>
+            <div class='number'>{offer.condition}</div>
+            <button onClick={() => setStatus('Accepted')} disabled={accepted} class={classes} >{btnText}</button>
+            {negBtn}
+        </div>
+    )
+}
+
+function OfferPriceBtn(offer) {
+    const ws = useSelector((state: State) => state.ws);
+    const accepted = offer.status === 'Accepted';
+    const confirmed = offer.status === 'Confirmed';
+
+    function setStatus() {
+        if (accepted) return ws.sendOfferStatusSet(offer.id, 'Pending')
+        ws.sendOfferStatusSet(offer.id, 'Accepted');
+    }
+
+    const classes = `${accepted ? 'accepted' : ''} ${confirmed ? 'confirmed' : ''}`;
+    const btnText = accepted
+        ? offer.status
+        : 'Accept';
+
+    const title = accepted
+        ? 'Click to cancel'
+        : 'Click to accept this offer';
+
+    return (
+        <button disabled={confirmed} title={title} onClick={() => setStatus()} class={classes}>${offer.total} {offer.condition}</button>
+    )
+}
+
+
+export default function OfferGroup(group, i) {
+    const ws = useSelector((state: State) => state.ws);
+
+    const format = group.details.formats[0].text ? `${group.details.formats[0].text} - ` : '';
+    const descriptions = group.details.formats.map(f => f.descriptions.join(' ')).join(' ')
+    const detailText = `${format} ${descriptions}`;
+
+    return (
+        <div class="offer" key={i} id={group.details.id}>
+            <section>
+                <h3>{group.details.artists_sort} - {group.details.title} <a href={group.details.uri} target="_blank"><ExternalLink /></a></h3>
+                <div class='alt-text details'>
+                    {group.details.year} - {detailText}
+                </div>
+                <div class='alt-text details'>Status: {group.status}</div>
+            </section>
+            <img src={group.details.thumb} />
+            <div class="lines">
+                {group.offers.map(o => OfferPriceBtn(o))}
+            </div>
+        </div>
+    )
+}

client/src/components/offer.tsx

@@ -0,0 +1,43 @@
+import { h } from 'preact';
+import { ExternalLink, Check } from 'react-feather';
+import { useState } from 'preact/hooks';
+
+import { useSelector, useDispatch } from 'react-redux'
+import { State } from './../store';
+
+import http from '../http';
+
+export default function Offer(offer) {
+    const ws = useSelector((state: State) => state.ws);
+
+    const { want: { data: details } } = offer;
+
+    function setStatus(status) {
+        ws.sendOfferStatusSet(offer.id, status);
+    }
+
+    const accepted = offer.status === 'Accepted';
+    const classes = `${accepted ? 'accepted' : ''}`;
+    const btnText = accepted
+        ? offer.status
+        : 'Accept';
+
+    const negBtn = accepted
+        ? <button onClick={() => setStatus('Pending')} class='neg'>Cancel</button>
+        : <button onClick={() => setStatus('Declined')} class='neg'>Decline</button>;
+
+    return (
+        <div class="offer">
+            <section>
+                <h3>{details.artists_sort} - {details.title} <a href={details.uri} target="_blank"><ExternalLink /></a></h3>
+                <div class='alt-text' >{details.year}</div>
+                <div class='alt-text'>{details.formats[0].descriptions.join(' ')}</div>
+                <div class='number'>mcrates price: ${offer.total}</div>
+                <div class='number'>shipped by itself: ${offer.comparison}</div>
+            </section>
+            <img src={details.thumb} />
+            <button onClick={() => setStatus('Accepted')} disabled={accepted} class={classes} >{btnText}</button>
+            {negBtn}
+        </div>
+    )
+}

client/src/components/swirl.tsx

@@ -0,0 +1,5 @@
+import { h } from 'preact';
+
+export default function Swirl() {
+    return <div class='swirl' />;
+}

client/src/components/want.tsx

@@ -0,0 +1,42 @@
+import { h } from 'preact';
+import { useState } from 'preact/hooks';
+import { ExternalLink } from 'react-feather';
+
+import { useSelector } from 'react-redux'
+import { State } from './../store'
+
+function Want(want) {
+    const r = want.data;
+
+    const ws = useSelector((state: State) => state.ws);
+    const [confirm, setConfirm] = useState(false);
+
+    function onClick() {
+        if (confirm) {
+            setConfirm(false);
+            return ws.sendWantRm(want.id);
+        }
+        setTimeout(() => setConfirm(false), 2500);
+        return setConfirm(true);
+    }
+
+    const text = confirm
+        ? 'confirm'
+        : 'remove';
+
+    return (
+        <article key={r.id}>
+            <div>
+                <h3>{r.artists_sort} - {r.title} <a href={r.uri} target="_blank"><ExternalLink /></a></h3>
+            </div>
+            <img src={r.thumb} />
+            <div class='details'>
+                <div class='alt'>{r.year} - {r.formats[0].descriptions.join(' ')}</div>
+                <div class='alt'>{want._count.offers} offers</div>
+            </div>
+            <button onClick={onClick} >{text}</button>
+        </article>
+    );
+}
+
+export default Want;

client/src/declaration.d.ts

@@ -0,0 +1,4 @@
+declare module "*.less" {
+    const mapping: Record<string, string>;
+    export default mapping;
+}

client/src/http.ts

@@ -0,0 +1,71 @@
+import axios, { AxiosInstance } from 'axios';
+
+type ApiResponse = [string | null, any | null];
+
+declare module 'axios' {
+  export interface AxiosInstance {
+    request(config: AxiosRequestConfig): Promise<ApiResponse>;
+    get(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    delete(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    head(url: string, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    post(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    put(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+    patch(url: string, data?: any, config?: AxiosRequestConfig): Promise<ApiResponse>;
+  }
+}
+
+const api = axios.create({
+  baseURL: '/api',
+  withCredentials: true
+});
+
+function onSuccess(response) {
+    return [null, response.data];
+}
+
+function onError(error) {
+    if (error.response) return [error.response.data.error, null];
+    if (error.request) return ['Network Error', null];
+    return ['Unknown Error', null];
+}
+
+api.interceptors.response.use(onSuccess, onError);
+
+const actions = {
+    // TODO move to rpc
+    postWantSearch: async function postWantSearch(query) {
+        return api.post('/want/search', { query });
+    },
+
+    postDiscogs: async function postDiscogs(username) {
+        return api.post('/want/discogs', { username });
+    },
+
+    // --------------------------------
+    // require as http to set cookies
+
+    getLogin: async function getLogin() {
+        return api.get('/auth/login')
+    },
+
+    postLogin: async function postLogin(email, password) {
+        return api.post('/auth/login', {
+            email,
+            password,
+            // discogs,
+        });
+    },
+
+    postLogout: async function postLogout() {
+        return api.post('/auth/logout', {});
+    },
+
+    postRegister: async function postRegister(email, password) {
+        return api.post('/auth/register', {
+            email,
+            password,
+        });
+    },
+};
+
+export default actions;

client/src/index.ts

@@ -0,0 +1,6 @@
+import 'izitoast/dist/css/iziToast.min.css';
+import './style/index.less';
+
+import App from './app';
+
+export default App;

client/src/manifest.json

@@ -0,0 +1,21 @@
+{
+  "name": "mcrates",
+  "short_name": "mcrates",
+  "start_url": "/",
+  "display": "standalone",
+  "orientation": "portrait",
+  "background_color": "#fff",
+  "theme_color": "#673ab8",
+  "icons": [
+    {
+      "src": "/assets/icons/android-chrome-192x192.png",
+      "type": "image/png",
+      "sizes": "192x192"
+    },
+    {
+      "src": "/assets/icons/android-chrome-512x512.png",
+      "type": "image/png",
+      "sizes": "512x512"
+    }
+  ]
+}

client/src/routes/acp.tsx

@@ -0,0 +1,89 @@
+import { h } from 'preact';
+import { useState, useEffect } from 'preact/hooks';
+
+import http from './../http';
+
+import { useSelector, useDispatch } from 'react-redux'
+import { State } from './../store';
+
+enum Status {
+    Accepted     = 'Accepted',
+    Pending      = 'Pending',
+    Declined     = 'Declined',
+    Confirmed    = 'Confirmed',
+    Complete     = 'Complete',
+}
+
+const POSITIVE_STATUS = [Status.Accepted, Status.Confirmed, Status.Complete];
+
+function Item({ item }) {
+    const ws = useSelector((state: State) => state.ws);
+    console.log(item);
+
+    const statuses = Object.entries(Status).map(([label, value]) => (
+        <option selected={item.status === value} value={value}>{value}</option>
+    ));
+
+    function onChange(e) {
+        ws.sendAcpOfferStatusSet(item.id, e.target.value);
+    }
+
+    const bold = POSITIVE_STATUS.includes(item.status)
+        ? 'bold'
+        : '';
+
+    return (
+        <div key={item.id} class={bold}>
+            <a href={item.listing.data.uri} target="_blank" >
+                <h4>{item.listing.data.release.description}</h4>
+            </a>
+            <h5>{item.user.email}</h5>
+            <h5 class='alt-text'>{item.total}</h5>
+            <h5>{item.status}</h5>
+            <label>Set Status:</label>
+            <select onChange={onChange}>
+                {statuses}
+            </select>
+        </div>
+    );
+}
+
+function SellerGroup(group) {
+    const ready = group.offers.filter(item => POSITIVE_STATUS.includes(item.status)).length;
+
+    return (
+        <div class="bundle">
+           <section>
+                <h2>{group.username} - {group.seller}</h2>
+                <h3>{ready} / {group.offers.length} offers</h3>
+                <h4>Ships: {group.mentionsAustralia && 'AU'} {group.mentionsWorldwide && 'WORLD'}</h4>
+            </section>
+
+            <div class='items'>
+                {group.offers.map(i => <Item item={i} />)}
+            </div>
+        </div>
+    )
+}
+
+function Home() {
+    const offers = useSelector((state: State) => state.acpOffers);
+    const ws = useSelector((state: State) => state.ws);
+
+    function sync() {
+        ws.sendAcpListingsSync();
+    }
+
+    return (
+        <div>
+            <button onClick={sync}> sync listings </button>
+            <button onClick={sync}> generate offers </button>
+            <hr />
+            <div class='bundles'>
+                {offers.map(SellerGroup)}
+            </div>
+        </div>
+    );
+}
+
+export default Home;

client/src/routes/info.tsx

@@ -0,0 +1,55 @@
+import { h } from 'preact';
+
+import Swirl from './../components/swirl';
+
+const Info = () => {
+    return (
+        <div class='info'>
+            <Swirl />
+            <div class='words'>
+                <section>
+                    <h1>Info</h1>
+                    <p> Thanks for signing up! </p>
+                    <p> Mates Crates is a record importing service in alpha. </p>
+                    <p> Its purpose is to reduce the cost of shipping vinyl records to Melbourne, Australia. </p>
+                </section>
+
+                <section>
+                    <h2>How It Works</h2>
+                    <p> First, add some records to your <span class='alt'>List</span> on the <a href='/search'>Search Page</a>. </p>
+                    <p> Mates Crates will then make <span class='alt'>Offers</span> to you for releases you add to your <a href='/list'>List</a>. </p>
+                    <p> Select all <span class='alt'>Offers</span> you are interested in, the more you accept the more likely the item will be <span class='alt-text'>Confirmed</span>.</p>
+                    <p> Check back regularly for updated <span class='alt'>Offers</span>, the global record marketplace is a living thing. </p>
+                </section>
+
+                <section>
+                    <h2>Offers</h2>
+                    <p> Not all items on your <span class='alt'>List</span> will have offers. However, as new users join the site the number of offers we can make increases, so be sure to tell your friends!</p>
+                    <p> Think of offers like an expression of interest, they are not confirmed until they are set to <span class='alt-text'>Confirmed</span> status. </p>
+                    <p> After that they will be shipped to Melbourne and ready for pick up. </p>
+                </section>
+
+                <section>
+                    <h2>Pick Up</h2>
+                    <p> Use the contact options to get in touch. </p>
+                    <p> Payment is cash on delivery. </p>
+                </section>
+
+                <section>
+                    <h2>FAQ</h2>
+                    <h3> Delivery Times </h3>
+                    <p> Records are usually available for pickup within a week. We order in bulk, which often means express, insured shipping to Melbourne. </p>
+                    <h3> Friends </h3>
+                    <p> Please invite other collectors to the site. More users means offers can become cheaper and shipped sooner. </p>
+                </section>
+            </div>
+            <section class='contact'>
+                <h2>Contact</h2>
+                <p><a href='mailto:ntr@mnml.gg?subject=Mates%20Crates%20Enquiry'>Email</a></p>
+                <p><a href='https://discord.gg/QfjY8WNQyx'>Discord</a></p>
+            </section>
+        </div>
+    );
+};
+
+export default Info;

client/src/routes/list.tsx

@@ -0,0 +1,30 @@
+import { h } from 'preact';
+
+import { useSelector } from 'react-redux'
+import { route } from 'preact-router';
+
+import { State } from './../store'
+import * as toast from './../toast';
+
+import Want from './../components/want';
+
+const List = () => {
+    const wants = useSelector((state: State) => state.wants);
+
+    if (!wants) {
+        return <div> loading... </div>;
+    }
+
+    if (!wants.length) {
+        toast.info('List Empty', 'You have no items in your list, add some with search.');
+        route('/search');
+    }
+
+    return (
+        <div class="list">
+            {wants.map(Want)}
+        </div>
+    );
+};
+
+export default List;

client/src/routes/login.tsx

@@ -0,0 +1,118 @@
+import { h } from 'preact';
+import { route } from 'preact-router';
+import { useState, useEffect, useRef } from 'preact/hooks';
+import { useSelector, useDispatch } from 'react-redux'
+
+import http from './../http';
+import { State, userState } from './../store';
+import Swirl from './../components/swirl';
+
+const Login = ({ mode }) => {
+    const dispatch = useDispatch()
+    const user = useSelector((state: State) => state.user);
+    const ws = useSelector((state: State) => state.ws);
+
+    const [error, setError] = useState('');
+
+    function gotoRegister() {
+        return route('/register');
+    }
+
+    async function postLogin(email, password) {
+        const [error, user] = await http.postLogin(email, password);
+        if (error) return setError(error);
+        route('/');
+        dispatch(userState.actions.set(user));
+        // reconnect ws to get logged in methods
+        ws.connect();
+    }
+
+    async function postRegister(email, password, confirm) {
+        if (password !== confirm) return setError('passwords do not match');
+
+        const [error, user] = await http.postRegister(email, password);
+        if (error) return setError(error);
+        route('/search');
+        dispatch(userState.actions.set(user));
+        // reconnect ws to get logged in methods
+        ws.connect();
+    }
+
+    function handleSubmit(e) {
+        e.preventDefault();
+
+        console.log(e.target.email, e.target.password, e.target.confirm);
+        if (mode === 'login') return postLogin(e.target.email.value, e.target.password.value);
+        if (mode === 'register') return postRegister(e.target.email.value, e.target.password.value, e.target.confirm.value);
+    }
+
+    const emailRef = useRef<HTMLInputElement>()
+    useEffect(() => {
+        emailRef.current.focus()
+    }, [])
+
+
+    const errorEl = error
+        ? <div class='alt-text'>{error}</div>
+        : null;
+
+    if (mode === 'register') return (
+        <div class="login">
+            {errorEl}
+            <form action="" onSubmit={handleSubmit}>
+                <div class="item">
+                    <label for="email">email</label>
+                    <input type="email" name="email" id="email" ref={emailRef} required />
+                </div>
+                <div class="item">
+                    <label for="password">password</label>
+                    <input type="password" name="password" id="password" required />
+                </div>
+                <div class="item">
+                    <label for="password">confirm password</label>
+                    <input type="password" name="confirm" id="confirm" required />
+                </div>
+                <div class="item">
+                    <input type="submit" value="register" />
+                </div>
+            </form>
+        </div>
+
+    );
+
+    return (
+        <div class="login">
+            {errorEl}
+            <form action="" onSubmit={handleSubmit}>
+                <div class="item">
+                    <label for="email">email</label>
+                    <input type="email" name="email" id="email" ref={emailRef} />
+                </div>
+                <div class="item">
+                    <label for="password">password</label>
+                    <input type="password" name="password" id="password" />
+                </div>
+                <div class="item">
+                    <input type="submit" value="login"/>
+                </div>
+            </form>
+            <button onClick={gotoRegister}> create account </button>
+        </div>
+    );
+};
+
+function LoginPage({ mode }) {
+    return (
+        <div class="landing">
+            <Login mode={mode} />
+            <Swirl />
+            <div class='words'>
+                <p>Mates Crates is a record importing service.</p>
+                <p>We bundle orders together from thousands of online stores to reduce the cost of shipping vinyl.</p>
+                <p>Records can then be picked up from Preston.</p>
+            </div>
+        </div>
+    )
+}
+
+export default LoginPage;

client/src/routes/main.tsx

@@ -0,0 +1,47 @@
+import { h } from 'preact';
+import { route } from 'preact-router';
+import { useSelector } from 'react-redux'
+
+import { State } from './../store';
+import * as toast from './../toast';
+
+import OfferGroup from './../components/offer.group';
+
+const GroupNav = (want) => {
+    const href = want._count.offers ? `#${want.release}` : null;
+    return (
+        <div class=''>
+            <a href={href}>{want.data.artists_sort} - {want.data.title}</a>
+            <span>{want._count.offers}</span>
+        </div>
+    );
+};
+
+function Home() {
+    const offers = useSelector((state: State) => state.offers);
+    const wants = useSelector((state: State) => state.wants);
+
+    if (offers && offers.length === 0) {
+        toast.info('no offers', 'You have no offers yet, search for some more items.');
+        route('/search');
+    }
+
+    if (!offers || !wants) return <div>loading...</div>;
+
+    return (
+        <main >
+            <nav>
+                <div class='header'>
+                    <span>Record</span>
+                    <span>Offers</span>
+                </div>
+                {wants.map(GroupNav)}
+            </nav>
+            <div class={'offers'}>
+                {offers.map(OfferGroup)}
+            </div>
+        </main>
+    );
+}
+
+export default Home;

client/src/routes/search.tsx

@@ -0,0 +1,122 @@
+import { h } from 'preact';
+import { useState, useRef, useEffect } from 'preact/hooks';
+import { ExternalLink, Check } from 'react-feather';
+import { useSelector } from 'react-redux'
+
+import { State } from './../store';
+
+import http from '../http';
+
+function Result(r, wants, ws) {
+    async function onClick() {
+        ws.sendWantAdd(r.id);
+    }
+
+    // releaseIds are bigints on server
+    const wanted = wants.some(w => BigInt(w.release) === BigInt(r.id));
+
+    const classes = `${wanted ? 'added' : ''}`;
+    const btnText = wanted
+        ? <Check />
+        : '+';
+
+    return (
+        <article key={r.id}>
+            <button onClick={onClick} disabled={wanted} class={classes} >{btnText}</button>
+            <div>
+                <h3>{r.title} <a href={`https://discogs.com${r.uri}`} target="_blank"><ExternalLink /></a></h3>
+                <h5 class='alt-text' >{r.year}</h5>
+                <h5 class='alt-text'>{r.country}</h5>
+                <h5 class='alt-text'>{r.format.join(' ')}</h5>
+            </div>
+            <img src={r.thumb} />
+        </article>
+    );
+}
+
+const User = () => {
+    const [query, setQuery] = useState('')
+    const [title, setTitle] = useState('');
+    const [username, setUsername] = useState('');
+    const [results, setResults] = useState([]);
+    const [infoText, setInfoText] = useState('');
+
+    const wants = useSelector((state: State) => state.wants);
+    const ws = useSelector((state: State) => state.ws);
+
+    async function fetchResults() {
+        const [error, results] = await http.postWantSearch(query);
+
+        if (results.length === 0) {
+            setResults([]);
+            return setInfoText('No results');
+        }
+
+        setInfoText('');
+        setResults(results);
+    }
+
+    async function submitWantlist() {
+        const [error, wants] = await http.postDiscogs(username);
+        if (wants.length === 0) {
+            setResults([]);
+            return setInfoText('No new additions');
+        }
+
+        setInfoText(`Added ${wants.length} items to your list.`);
+    }
+
+    const searchRef = useRef<HTMLInputElement>();
+    const resultsRef = useRef<HTMLDivElement>();
+
+    useEffect(() => {
+        searchRef.current.focus()
+    }, [])
+
+    function handleSubmit(e) {
+        e.preventDefault();
+        fetchResults();
+    }
+
+    function handleDiscogsSubmit(e) {
+        e.preventDefault();
+        submitWantlist();
+    }
+
+    const topEl = results.length
+        ? <button onClick={() => resultsRef.current.scrollTo(0, 0)}> top </button>
+        : null;
+
+    const infoEl = infoText
+        ? <article><div></div><div>{infoText}</div></article>
+        : null;
+
+    return (
+        <div class='search'>
+            <div>
+                <form action="" method="get">
+                    <label for="query">Query</label>
+                    <input type="text" name="query" ref={searchRef} placeholder="ben klock subzero" id="query" value={query} onChange={e => setQuery((e.target as HTMLInputElement).value) } required />
+                    <input type="submit" value="Search" onClick={handleSubmit} />
+                </form>
+                <hr />
+                <div>
+                    <form action="" method="get">
+                        <label for="Discogs">Discogs Username</label>
+                        <input type="text" name="username" placeholder="Discogs Username" id="username" value={username} onChange={e => setUsername((e.target as HTMLInputElement).value) } required />
+                        <input type="submit" value="Sync Wantlist" onClick={handleDiscogsSubmit} />
+                    </form>
+                </div>
+                <hr />
+                <p>Data provided by Discogs.</p>
+            </div>
+            <div class='results' ref={resultsRef}>
+                {infoEl}
+                {results.map(r => Result(r, wants, ws))}
+                {topEl}
+            </div>
+        </div>
+    );
+};
+
+export default User;

client/src/store.tsx

@@ -0,0 +1,62 @@
+import { createStore, combineReducers } from 'redux'
+import { configureStore, createSlice } from '@reduxjs/toolkit'
+
+export const userState = createSlice({
+  name: 'user',
+  initialState: null,
+  reducers: {
+    set: (state, action) => action.payload
+  },
+});
+
+export const offersState = createSlice({
+  name: 'offers',
+  initialState: null,
+  reducers: {
+    set: (state, action) => action.payload
+  },
+});
+
+export const acpOffersState = createSlice({
+  name: 'acpOffers',
+  initialState: [],
+  reducers: {
+    set: (state, action) => action.payload
+  },
+});
+
+export const wantsState = createSlice({
+  name: 'wants',
+  initialState: null,
+  reducers: {
+    set: (state, action) => action.payload
+  },
+});
+
+export const wsState = createSlice({
+  name: 'ws',
+  initialState: null,
+  reducers: {
+    set: (state, action) => action.payload
+  },
+});
+
+const reducer = combineReducers({
+  offers: offersState.reducer,
+  wants: wantsState.reducer,
+  ws: wsState.reducer,
+  user: userState.reducer,
+
+  acpOffers: acpOffersState.reducer,
+});
+
+const store = createStore(
+  reducer,
+  // @ts-ignore -- devtools window exists on dev
+  window.__REDUX_DEVTOOLS_EXTENSION__ && window.__REDUX_DEVTOOLS_EXTENSION__()
+);
+
+export default store;
+
+export type State = ReturnType<typeof store.getState>
+export type Dispatch = typeof store.dispatch

client/src/style/fonts.less

@@ -0,0 +1,87 @@
+/* vietnamese */
+@font-face {
+  font-family: 'Barlow';
+  font-style: normal;
+  font-weight: 400;
+  src: url(https://fonts.gstatic.com/s/barlow/v12/7cHpv4kjgoGqM7E_A8s52Hs.woff2) format('woff2');
+  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+1EA0-1EF9, U+20AB;
+}
+/* latin-ext */
+@font-face {
+  font-family: 'Barlow';
+  font-style: normal;
+  font-weight: 400;
+  src: url(https://fonts.gstatic.com/s/barlow/v12/7cHpv4kjgoGqM7E_Ass52Hs.woff2) format('woff2');
+  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
+}
+/* latin */
+@font-face {
+  font-family: 'Barlow';
+  font-style: normal;
+  font-weight: 400;
+  src: url(https://fonts.gstatic.com/s/barlow/v12/7cHpv4kjgoGqM7E_DMs5.woff2) format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}
+/* cyrillic-ext */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ09DdVXQQ.woff2) format('woff2');
+  unicode-range: U+0460-052F, U+1C80-1C88, U+20B4, U+2DE0-2DFF, U+A640-A69F, U+FE2E-FE2F;
+}
+/* cyrillic */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ09ndVXQQ.woff2) format('woff2');
+  unicode-range: U+0301, U+0400-045F, U+0490-0491, U+04B0-04B1, U+2116;
+}
+/* greek-ext */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ09HdVXQQ.woff2) format('woff2');
+  unicode-range: U+1F00-1FFF;
+}
+/* greek */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ097dVXQQ.woff2) format('woff2');
+  unicode-range: U+0370-03FF;
+}
+/* vietnamese */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ09LdVXQQ.woff2) format('woff2');
+  unicode-range: U+0102-0103, U+0110-0111, U+0128-0129, U+0168-0169, U+01A0-01A1, U+01AF-01B0, U+1EA0-1EF9, U+20AB;
+}
+/* latin-ext */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ09PdVXQQ.woff2) format('woff2');
+  unicode-range: U+0100-024F, U+0259, U+1E00-1EFF, U+2020, U+20A0-20AB, U+20AD-20CF, U+2113, U+2C60-2C7F, U+A720-A7FF;
+}
+/* latin */
+@font-face {
+  font-family: 'Noto Sans Mono';
+  font-style: normal;
+  font-weight: 400;
+  font-stretch: 100%;
+  src: url(https://fonts.gstatic.com/s/notosansmono/v21/BngrUXNETWXI6LwhGYvaxZikqZqK6fBq6kPvUce2oAZcdthSBUsYck4-_FNJ093dVQ.woff2) format('woff2');
+  unicode-range: U+0000-00FF, U+0131, U+0152-0153, U+02BB-02BC, U+02C6, U+02DA, U+02DC, U+2000-206F, U+2074, U+20AC, U+2122, U+2191, U+2193, U+2212, U+2215, U+FEFF, U+FFFD;
+}

client/src/style/index.less

@@ -0,0 +1,193 @@
+// Digital Ocean reset
+html {
+  box-sizing: border-box;
+  font-size: 16px;
+}
+
+*, *:before, *:after {
+  box-sizing: inherit;
+}
+
+body, h4, h5, h6, p, ol, ul {
+  margin: 0;
+  padding: 0;
+  font-weight: normal;
+}
+
+ol, ul {
+  list-style: none;
+}
+
+img {
+  // max-width: 100%;
+  height: auto;
+}
+
+// stuff from UX laws
+html {
+    color:var(--base-font-color);
+    font-size:clamp(var(--min-font-size),calc(50% + 1vw),var(--max-font-size));
+    font-family:var(--base-font-family);
+    line-height:var(--base-line-height);
+    -webkit-text-size-adjust:100%;
+    background:var(--background-0);
+    box-sizing:border-box
+}
+
+// @charset "UTF-8";
+:root {
+    --breakpoint-medium: 35em;
+    --breakpoint-large: 56em;
+
+    --small-font-size: 0.75em;
+    --base-font-size: 1em;
+    --smedium-font-size: 1.333em;
+    --medium-font-size: 1.777em;
+    --large-font-size: 2.369em;
+    --xlarge-font-size: 3.157em;
+    --base-font-family: 'Barlow', Arial, Sans-Serif;
+    --secondary-font-family: 'Noto Sans Mono', monospace;
+    --base-font-color: var(--color-off-white);
+    --secondary-font-color: var(--color-mid-grey);
+
+    --base-line-height: 1.4;
+    --header-line-height: 1.2;
+
+    --base-border-color: var(--secondary-font-color);
+    --base-border: 2px solid var(--base-border-color);
+    --hover-border: 2px solid var(--base-font-color);
+    --focus-border: 2px solid var(--base-font-color);
+    --base-border-radius: .2rem;
+    --base-focus: 2px solid var(--base-accent-color);
+    --base-outline-offset: 0.25em;
+
+    --min-font-size: var(--base-font-size);
+    --max-font-size: var(--large-font-size);
+
+    --color-dark-blue: #101014;
+    --color-mid-blue: #16171d;
+    --color-light-blue: #1f2128;
+    --color-mid-grey: #9BA0B3;
+    --color-off-white: #F4F1D0;
+    --color-accent-blue: #5E9ED6;
+
+    --color-blue-gray: #506485;
+
+    --color-blue: #475977;
+    --color-green: #476d4a;
+
+    --color-accepted: var(--color-blue);
+    --color-confirmed: var(--color-green);
+
+    --base-accent-color: var(--color-accent-blue);
+    --fg-color: var(--color-off-white);
+    --hover-link-color: var(--color-off-white);
+
+    --background-0: var(--color-dark-blue);
+    --background-1: var(--color-mid-blue);
+    --background-2: var(--color-light-blue);
+
+    --spacing: 1rem;
+    --spacing-half: calc(var(--spacing)/2);
+    --spacing-double: calc(var(--spacing)*2);
+
+    --utility-bar-header-height: calc(var(--spacing) * 1.5);
+}
+
+button, input, optgroup, select, textarea {
+    margin:0;
+    border:var(--base-border);
+    border-radius:var(--base-border-radius);
+    background:0 0;
+    font-family:inherit;
+    font-size:100%;
+    color:inherit;
+    line-height:var(--base-line-height);
+}
+
+button, [type=submit] {
+    padding: var(--spacing-half);
+    background: var(--background-1);
+}
+
+input:hover, textarea:hover {
+    color:var(--base-font-color);
+    border:var(--hover-border)
+}
+
+input:focus, textarea:focus {
+    border:var(--focus-border);
+    outline:0
+}
+
+button, input {
+    overflow:visible;
+}
+
+button, select {
+    text-transform: none;
+}
+
+button, [type=button], [type=reset], [type=submit] {
+    -webkit-appearance:button;
+    border-color: transparent;
+    cursor:pointer;
+
+    font-family: var(--secondary-font-family);
+    font-size: var(--small-font-size);
+    // font-weight: bold;
+    text-transform: uppercase;
+
+    &:hover {
+        background: var(--background-2);
+        border-color: transparent;
+    }
+}
+
+h1, h2, h3, h4, h5, h6 {
+    margin-top:0;
+    line-height:var(--header-line-height);
+}
+
+h1 {
+    margin-bottom:var(--spacing);
+    font-size:var(--large-font-size)
+}
+
+h2 {
+    margin-bottom:var(--spacing);
+    font-size:var(--medium-font-size);
+}
+
+h3 {
+    margin-bottom:calc(var(--spacing)/2);
+    font-size:var(--smedium-font-size)
+}
+
+h4 {
+    margin-bottom:calc(var(--spacing)/3);
+    font-size:var(--base-font-size)
+}
+
+p {
+    margin:0 0 var(--spacing)
+}
+
+a {
+    color: var(--secondary-font-color);
+    font-family: var(--secondary-font-family);
+    text-transform: uppercase;
+
+    &:hover {
+        color: var(--fg-color);
+    }
+}
+
+.alt-text, .alt {
+    font-family: var(--secondary-font-family);
+    // font-size: var(--small-font-size);
+    text-transform: uppercase;
+}
+
+@import 'fonts.less';
+@import 'styles.less';

client/src/style/styles.less

@@ -0,0 +1,410 @@
+body {
+    padding-top: calc(var(--spacing)/2);
+    overflow: hidden;
+}
+
+#mcrates {
+    padding: 0 var(--spacing-double) var(--spacing) var(--spacing-double);
+    display: grid;
+
+    grid-template-areas:
+        "header header"
+        "main   main"
+        "footer footer";
+
+    height: 100vh;
+    width: 100vw;
+    display: grid;
+    grid-template-columns: 1fr;
+    grid-template-rows: min-content 1fr min-content;
+}
+
+.landing {
+    display: grid;
+
+    grid-template-columns: 1fr 2fr;
+    grid-gap: calc(var(--spacing-double) * 2);
+    grid-template-areas:
+        "login swirl"
+        "login words";
+
+    .login {
+        grid-area: login;
+        button {
+            width: 100%;
+        }
+    }
+
+    .swirl {
+        grid-area: swirl;
+        height: 15rem;
+    }
+
+    .words {
+        grid-area: words;
+        text-align: center;
+    }
+}
+
+.info {
+    display: grid;
+
+    grid-template-areas:
+        "words swirl"
+        "words contact";
+
+    grid-template-columns: 1fr 1fr;
+    grid-template-rows: min-content 1fr;
+
+    section {
+        margin-bottom: var(--spacing);
+    }
+
+    .contact {
+        grid-area: contact;
+        text-align: center;
+    }
+
+    .words {
+        grid-area: words;
+    }
+
+    .swirl {
+        grid-area: swirl;
+        height: 15rem;
+    }
+}
+
+article {
+    background-color: var(--background-1);
+
+    button {
+        border-color: var(--background-2);
+    }
+}
+
+.search {
+    display: grid;
+    grid-template-columns: 1fr 2fr;
+
+    overflow: hidden;
+
+    .results {
+        display: grid;
+        padding-left: var(--spacing);
+        grid-gap: var(--spacing);
+
+        article {
+            display: grid;
+            padding: var(--spacing);
+            grid-template-columns: 1fr 4fr min-content;
+        }
+
+        overflow: scroll;
+    }
+
+    button {
+        margin-right: var(--spacing);
+        background: var(--background-2);
+        border-color: var(--background-1);
+
+        &.added {
+            background: var(--color-green);
+            cursor: auto;
+        }
+    }
+}
+
+.list {
+    display: grid;
+    grid-template-columns:
+        1fr 1fr 1fr;
+
+    grid-gap: var(--spacing);
+    overflow: scroll;
+
+    article {
+        display: grid;
+
+        grid-template-areas:
+            "title img"
+            "details details"
+            "remove remove";
+
+        button {
+            margin-top: var(--spacing-half);
+            grid-area: remove
+        }
+
+        .details {
+            grid-area: details;
+        }
+
+        padding: var(--spacing);
+
+        img {
+            justify-self: end;
+        }
+    }
+}
+
+form {
+    margin-bottom: var(--spacing);
+
+    label, input {
+        display: block;
+    }
+
+    input, button {
+        width: 100%;
+    }
+
+    input {
+        padding: var(--spacing-half);
+        margin-bottom: var(--spacing);
+    }
+
+    label {
+        font-family: var(--secondary-font-family);
+        font-size: var(--small-font-size);
+        text-transform: uppercase;
+        margin-bottom: var(--spacing-half);
+    }
+
+}
+
+header {
+    grid-area: header;
+
+    display: grid;
+    grid-template-columns: 1fr 1fr min-content;
+
+    border-bottom: var(--base-border);
+    padding-bottom: var(--spacing-half);
+    margin-bottom: var(--spacing-half);
+
+    a {
+        font-size: var(--small-font-size);
+        margin-right: var(--spacing);
+    }
+
+    a {
+        white-space: nowrap;
+    }
+}
+
+main {
+    grid-area: main;
+
+    display: grid;
+    grid-template-areas:
+        "nav content";
+
+    grid-template-columns:
+        1fr 1fr;
+
+    column-gap: var(--spacing);
+
+    overflow: hidden;
+
+    nav {
+        // duck scrollbars
+        padding-right: var(--spacing-half);
+
+        grid-area: nav;
+
+        div {
+            display: grid;
+            grid-template-columns:
+                1fr min-content min-content;
+
+            column-gap: var(--spacing-half);
+
+            a {
+                white-space: nowrap;
+                overflow: hidden;
+                text-overflow: ellipsis;
+            }
+        }
+
+        overflow: scroll;
+    }
+
+    .offers {
+        grid-area: content;
+        overflow: scroll;
+    }
+}
+
+.bundles {
+    flex-flow: row;
+
+    .bundle {
+        margin-bottom: var(--spacing-double);
+
+        section {
+            margin-bottom: var(--spacing);
+        }
+
+        .items {
+            display: grid;
+            grid-template-columns: repeat(5, 1fr);
+
+            div {
+                margin-right: var(--spacing);
+                margin-bottom: var(--spacing);
+
+                display: grid;
+
+                &.bold {
+                    font-weight: bold;
+                    background: var(--background-2);
+                }
+            }
+        }
+    }
+}
+
+.offers {
+    display: grid;
+    // grid-template-columns: 1fr 1fr;
+    grid-gap: var(--spacing);
+
+    .offer {
+        display: grid;
+        grid-template-columns: 1fr min-content;
+        grid-template-rows: min-content min-content;
+        grid-template-areas:
+            "details img"
+            "lines lines";
+
+        padding: var(--spacing);
+        background: var(--background-1);
+
+        .details {
+            font-size: var(--small-font-size);
+        }
+
+        .status {
+            margin-top: var(--spacing-half);
+        }
+
+        section {
+            grid-area: details;
+        }
+
+        img {
+            grid-area: img;
+            justify-self: end;
+            margin-left: var(--spacing-half);
+        }
+
+        .lines {
+            grid-area: lines;
+            display: flex;
+            flex-wrap: wrap;
+            column-gap: var(--spacing-half);
+
+            button {
+                margin-top: var(--spacing-half);
+                border-color: var(--background-2);
+
+                &.accepted {
+                    background: var(--color-accepted);
+                }
+
+                &.confirmed {
+                    cursor: auto;
+                    background: var(--color-confirmed);
+                }
+
+                &.neg {
+                    margin-left: var(--spacing-half);
+                }
+            }
+        }
+    }
+}
+
+.number {
+    font-family: var(--secondary-font-family);
+    text-transform: uppercase;
+}
+
+.swirl {
+    background-image: url("./../assets/swirl.fix.svg");
+    background-size: contain;
+    background-repeat: no-repeat;
+    background-position: center;
+
+    margin-bottom: var(--spacing);
+}
+
+@media (max-width:900px)  {
+    .landing {
+        grid-template-columns: 1fr;
+        grid-template-areas:
+            "swirl"
+            "login"
+            "words";
+    }
+
+    .list {
+        grid-template-columns: 1fr;
+    }
+
+    .search {
+        grid-template-columns: 1fr;
+    }
+
+    .offers {
+        grid-template-columns: 1fr;
+    }
+
+    .info {
+        grid-template-columns: 1fr;
+        // is necessary for some reason
+        grid-template-areas:
+            "swirl"
+            "contact"
+            "words";
+    }
+
+    #mcrates {
+        padding: 0 var(--spacing) 0 var(--spacing);
+    }
+
+    main {
+        grid-template-columns: 1fr;
+        grid-template-rows: 1fr 3fr;
+        grid-gap: var(--spacing-half);
+        grid-template-areas:
+            "nav"
+            "content";
+    }
+}
+
+@media (max-width:1200px) {
+    img {
+        width: 5rem;
+    }
+}
+
+
+// ------------
+// toasts
+
+.iziToast {
+    border-radius: 0;
+    border-color: var(--base-border-color);
+
+    .iziToast-body {
+        font-family: var(--base-font-family);
+        font-size: var(--base-font-size);
+    }
+
+    .iziToast-title {
+        font-family: var(--secondary-font-family);
+        text-transform: uppercase;
+    }
+}

client/src/template.html

@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html lang="en">
+  <head>
+    <meta charset="utf-8">
+    <title>matescrates.au - record import service</title>
+    <meta name="viewport" content="width=device-width,initial-scale=1">
+    <meta name="mobile-web-app-capable" content="yes">
+    <meta name="apple-mobile-web-app-capable" content="yes">
+
+    <% preact.headEnd %>
+  </head>
+  <body>
+    <% preact.bodyEnd %>
+  </body>
+</html>

client/src/toast.tsx

@@ -0,0 +1,15 @@
+import toast from 'izitoast';
+
+export function info(title, message) {
+    toast.info({
+        title,
+        message: message || '',
+        position: 'bottomCenter',
+        color: '#1f2128',
+        titleColor: '#F4F1D0',
+        messageColor: '#F4F1D0',
+        iconColor: '#F4F1D0',
+        icon: '',
+        theme: 'dark',
+    });
+}

client/src/ws.ts

@@ -0,0 +1,173 @@
+import debounce from 'lodash/debounce';
+
+import { wantsState, userState, offersState, acpOffersState } from './store'
+import * as toast from './toast';
+
+const SOCKET_URL = `${window.location.protocol === 'https:' ? 'wss://' : 'ws://'}${window.location.host}/api/ws`;
+
+export default function createSocket(dispatch) {
+    let ws;
+
+    // -------------
+    //   Outgoing
+    // -------------
+    function send(msg) {
+        if (msg[0] !== 'Ping') console.log('outgoing msg', msg);
+        if (ws.readyState !== 1) return false;
+        try {
+            ws.send(JSON.stringify(msg));
+        } catch (e) {
+            console.warn(e);
+        }
+    }
+
+    // let ping;
+    function sendPing() {
+        // ping = Date.now();
+        send(['Ping', {}]);
+
+        // setTimeout(sendPing, 50);
+    }
+
+    function sendOfferStatusSet(id, status) {
+        send(['OfferStatusSet', { id, status }]);
+    }
+
+    function sendWantRm(id) {
+        send(['WantRm', { id }]);
+    }
+
+    function sendWantAdd(releaseId) {
+        send(['WantAdd', { releaseId }]);
+    }
+
+    function sendOffers() {
+        send(['Offers', {}]);
+    }
+
+    function sendWants() {
+        send(['Wants', {}]);
+    }
+
+    function sendAcpOffers() {
+        send(['AcpOffers', {}]);
+    }
+
+    function sendAcpOfferStatusSet(id, status) {
+        send(['AcpOfferStatusSet', { id, status }]);
+    }
+
+    function sendAcpListingsSync() {
+        send(['AcpListingsSync', {}]);
+    }
+
+    let pongTimeout;
+    function onPong() {
+        pongTimeout = setTimeout(sendPing, 5000);
+    }
+
+    // -------------
+    //   Incoming
+    // -------------
+    function onUser(user) {
+        dispatch(userState.actions.set(user));
+    }
+
+    function onWants(wants) {
+        dispatch(wantsState.actions.set(wants));
+    }
+
+    function onOffers(offers) {
+        dispatch(offersState.actions.set(offers));
+    }
+
+    function onAcpOffers(offers) {
+        dispatch(acpOffersState.actions.set(offers));
+    }
+
+    // -------------
+    //   Setup
+    // -------------
+    // when the server sends a reply it will have one of these message types
+    // this object wraps the reply types to a function
+    const handlers = {
+        Wants: onWants,
+        Offers: onOffers,
+        User: onUser,
+
+        AcpOffers: onAcpOffers,
+
+        Pong: onPong,
+        Error: errHandler,
+    };
+
+    function errHandler(error) {
+        // store.dispatch(http.LIBRARY_EVENT, { level: 'error', log: error });
+        console.error(error);
+    }
+
+    function onMessage(event) {
+        const res = event.data;
+        const [msgType, params] = JSON.parse(res);
+        if (msgType !== 'Pong') {
+            console.log(msgType, params);
+        }
+
+        // check for error and split into response type and data
+        if (!handlers[msgType]) return console.error(`${msgType} handler missing`);
+        return handlers[msgType](params);
+    }
+
+    // Connection opened
+    function onOpen() {
+        console.log('websocket connected', SOCKET_URL)
+        toast.info('connected', 'connected to server');
+        sendPing();
+    }
+
+    function onError(event) {
+        console.error('WebSocket error', event);
+    }
+
+    function onClose(event) {
+        console.error('WebSocket closed', event);
+        return setTimeout(connect, 2000);
+    }
+
+    function connect() {
+        if (ws) {
+            clearTimeout(pongTimeout);
+            ws.removeEventListener('open', onOpen);
+            ws.removeEventListener('message', onMessage);
+            ws.removeEventListener('error', onError);
+            ws.removeEventListener('close', onClose);
+            ws = null;
+        }
+
+        console.log('connecting to websocket', SOCKET_URL);
+        ws = new WebSocket(SOCKET_URL);
+
+        // Listen for messages
+        ws.addEventListener('open', onOpen);
+        ws.addEventListener('message', onMessage);
+        ws.addEventListener('error', onError);
+        ws.addEventListener('close', onClose);
+
+        return ws;
+    }
+
+    return {
+        connect,
+
+        sendOfferStatusSet,
+        sendWantRm,
+        sendWantAdd,
+
+        sendOffers,
+        sendWants,
+
+        sendAcpOffers,
+        sendAcpOfferStatusSet,
+        sendAcpListingsSync,
+    };
+}

client/tsconfig.json

@@ -0,0 +1,64 @@
+{
+    "compilerOptions": {
+        /* Basic Options */
+        "target": "ES5",                          /* Specify ECMAScript target version: 'ES3' (default), 'ES5', 'ES2015', 'ES2016', 'ES2017', or 'ESNEXT'. */
+        "module": "ESNext",                       /* Specify module code generation: 'none', commonjs', 'amd', 'system', 'umd', 'es2015', or 'ESNext'. */
+        // "lib": [],                             /* Specify library files to be included in the compilation:  */
+        "allowJs": true,                          /* Allow javascript files to be compiled. */
+        // "checkJs": true,                       /* Report errors in .js files. */
+        "jsx": "react",                           /* Specify JSX code generation: 'preserve', 'react-native', or 'react'. */
+        "jsxFactory": "h",                        /* Specify the JSX factory function to use when targeting react JSX emit, e.g. React.createElement or h. */
+        "jsxFragmentFactory": "Fragment",         /* Specify the JSX fragment factory function to use when targeting react JSX emit with jsxFactory compiler option is specified, e.g. Fragment. */
+        // "declaration": true,                   /* Generates corresponding '.d.ts' file. */
+        // "sourceMap": true,                     /* Generates corresponding '.map' file. */
+        // "outFile": "./",                       /* Concatenate and emit output to single file. */
+        // "outDir": "./",                        /* Redirect output structure to the directory. */
+        // "rootDir": "./",                       /* Specify the root directory of input files. Use to control the output directory structure with --outDir. */
+        // "removeComments": true,                /* Do not emit comments to output. */
+        "noEmit": true,                           /* Do not emit outputs. */
+        // "importHelpers": true,                 /* Import emit helpers from 'tslib'. */
+        // "downlevelIteration": true,            /* Provide full support for iterables in 'for-of', spread, and destructuring when targeting 'ES5' or 'ES3'. */
+        // "isolatedModules": true,               /* Transpile each file as a separate module (similar to 'ts.transpileModule'). */
+
+        /* Strict Type-Checking Options */
+        "strict": false,                           /* Enable all strict type-checking options. */
+        // "noImplicitAny": true,                 /* Raise error on expressions and declarations with an implied 'any' type. */
+        // "strictNullChecks": true,              /* Enable strict null checks. */
+        // "noImplicitThis": true,                /* Raise error on 'this' expressions with an implied 'any' type. */
+        // "alwaysStrict": true,                  /* Parse in strict mode and emit "use strict" for each source file. */
+
+        /* Additional Checks */
+        // "noUnusedLocals": true,                /* Report errors on unused locals. */
+        // "noUnusedParameters": true,            /* Report errors on unused parameters. */
+        // "noImplicitReturns": true,             /* Report error when not all code paths in function return a value. */
+        // "noFallthroughCasesInSwitch": true,    /* Report errors for fallthrough cases in switch statement. */
+
+        /* Module Resolution Options */
+        "moduleResolution": "node",               /* Specify module resolution strategy: 'node' (Node.js) or 'classic' (TypeScript pre-1.6). */
+        "esModuleInterop": true,                  /* */
+        "baseUrl": "./",                          /* Base directory to resolve non-absolute module names. */
+        "paths": {                                /* A series of entries which re-map imports to lookup locations relative to the 'baseUrl'. */
+          "react": ["./node_modules/preact/compat"],
+          "react-dom": ["./node_modules/preact/compat"]
+        },
+        // "rootDirs": [],                        /* List of root folders whose combined content represents the structure of the project at runtime. */
+        // "typeRoots": [],                       /* List of folders to include type definitions from. */
+        // "types": [],                           /* Type declaration files to be included in compilation. */
+        // "allowSyntheticDefaultImports": true,  /* Allow default imports from modules with no default export. This does not affect code emit, just typechecking. */
+        // "preserveSymlinks": true,              /* Do not resolve the real path of symlinks. */
+
+        /* Source Map Options */
+        // "sourceRoot": "./",                    /* Specify the location where debugger should locate TypeScript files instead of source locations. */
+        // "mapRoot": "./",                       /* Specify the location where debugger should locate map files instead of generated locations. */
+        // "inlineSourceMap": true,               /* Emit a single file with source maps instead of having a separate file. */
+        // "inlineSources": true,                 /* Emit the source alongside the sourcemaps within a single file; requires '--inlineSourceMap' or '--sourceMap' to be set. */
+
+        /* Experimental Options */
+        // "experimentalDecorators": true,        /* Enables experimental support for ES7 decorators. */
+        // "emitDecoratorMetadata": true,         /* Enables experimental support for emitting type metadata for decorators. */
+
+        /* Advanced Options */
+        "skipLibCheck": true                      /* Skip type checking of declaration files. */
+    },
+    "include": ["src/**/*"]
+}

docker-compose.MCRATES.yaml

@@ -0,0 +1,35 @@
+version: "3.3"
+
+services:
+  pg:
+    image: postgres:latest
+    environment:
+      POSTGRES_USER: 'mcrates'
+      POSTGRES_DB: 'mcrates'
+      POSTGRES_PASSWORD: 'digdeep'
+
+    # allow prisma client to push changes from outside docker etc
+    # ufw blocks this from being publicly accessible
+    ports:
+      - '45432:5432'
+    volumes:
+      - "./db:/var/lib/postgresql/data"
+
+  api:
+    image: node:16
+    working_dir: /opt/mcrates/api
+    entrypoint: npm start
+    environment:
+      DATABASE_URL: 'postgresql://mcrates:digdeep@pg:5432/mcrates?schema=public'
+    volumes:
+      - "./api:/opt/mcrates/api"
+
+  nginx:
+    image: nginx:latest
+    volumes:
+      - './nginx/matescrates.au.nginx.conf:/etc/nginx/conf.d/default.conf'
+      - './client/build:/srv/matescrates'
+      - '/etc/letsencrypt:/etc/letsencrypt'
+    ports:
+      - '80:80'
+      - '443:443'

docker-compose.TEST.yaml

@@ -0,0 +1,21 @@
+version: "3.3"
+
+services:
+  pg:
+    image: postgres:latest
+    environment:
+      POSTGRES_USER: 'mcrates'
+      POSTGRES_DB: 'test'
+      POSTGRES_PASSWORD: 'digdeep'
+
+  api:
+    image: node:16
+    working_dir: /opt/mcrates/api
+    entrypoint: npm run test:watch
+    depends_on:
+      - pg
+    environment:
+      DATABASE_URL: "postgresql://mcrates:digdeep@pg:5432/test?schema=public"
+    volumes:
+      - "./api:/opt/mcrates/api"
+

docker-compose.yaml

@@ -11,3 +11,33 @@ services:
       - '45432:5432'
     volumes:
       - "./db:/var/lib/postgresql/data"
+
+  api:
+    image: node:16
+    working_dir: /opt/mcrates/api
+    depends_on:
+      - 'pg'
+    entrypoint: npm start
+    environment:
+      DATABASE_URL: 'postgresql://mcrates:digdeep@pg:5432/mcrates?schema=public'
+    volumes:
+      - "./api:/opt/mcrates/api"
+
+  client:
+    image: node:16
+    working_dir: /opt/mcrates/client
+    entrypoint: npm start
+    ports:
+      - '8080:8080' # fwd the hmr websocket
+    volumes:
+      - "./client:/opt/mcrates/client"
+      - "./api:/opt/mcrates/api"
+
+  nginx:
+    image: nginx:latest
+    depends_on:
+      - 'api'
+    volumes:
+      - './nginx/localhost.nginx.conf:/etc/nginx/conf.d/default.conf'
+    ports:
+      - '80:80'

docker/docker-entrypoint-initdb.d/pg.init.sh

@@ -1,8 +0,0 @@
-# #!/bin/bash
-# set -e
-
-# psql -v ON_ERROR_STOP=1 --username "$POSTGRES_USER" --dbname "$POSTGRES_DB" <<-EOSQL
-#     CREATE USER mcrates;
-#     CREATE DATABASE mcrates;
-#     GRANT ALL PRIVILEGES ON DATABASE mcrates TO mcrates;
-# EOSQL

index.ts

@@ -1,93 +0,0 @@
-import fs from 'fs/promises';
-import _ from 'lodash';
-import Promise from 'bluebird';
-
-import discogsService from './src/discogs';
-import pgService from './src/pg';
-import { logAxiosError } from './src/utils';
-
-async function start() {
-    const pg = pgService();
-    const discogs = discogsService(pg);
-
-    const usernames = [
-        'margh',
-        'jmcdermid1',
-        'vanderbabe',
-    ];
-
-    async function fetchListings(w) {
-        return w.map(discogs.listings)
-    }
-
-    async function populateUserListings(user) {
-        console.log(user);
-        const wants = await discogs.wantlist(user);
-        console.log(user.discogs, 'has', wants.length, 'wants');
-
-        for (const want of wants) {
-            const listings = await discogs.listings(want);
-            const populated = listings.filter(l => l);
-            console.log(want.id, 'has', populated.length, '/', listings.length, 'listings');
-        }
-
-        // const listings = await Promise
-        //     .all(releases.map(async want => {
-        //         const listings = (await getListings(want)).filter(l => l);
-
-        //         const insertions = await Promise.all(listings.map(async l => {
-        //             const listing = await pg.listingUpsert(l, want);
-        //             console.log(listing.id, listing.data.release.description, want.user, listing.seller);
-        //             return listing;
-        //         }));
-
-        //         console.log(insertions.length, want.id);
-        //     }));
-
-        // return listings;
-    }
-
-    return Promise.resolve(usernames)
-        .map(u => discogs.user(u))
-        .map(populateUserListings);
-
-    // return Promise.map(releases, async w => {
-    //         try {
-    //             const l = await discogs.listings(w.id)
-    //             return l;
-    //         } catch (e) {
-    //             // console.error(e);
-    //             return null;
-    //         }
-    //     })
-    //     .then(listings => _
-    //     .chain(listings)
-    //     .filter(l => l)
-    //     .flatten()
-    //     // .map(l => ({
-    //     //     id: l.id,
-    //     //     description: l.release.description,
-    //     //     seller_id: l.seller.id,
-    //     //     seller_name: l.seller.username,
-    //     // }))
-    //     // .groupBy(l => l.seller_id)
-    //     .value()
-    // );
-}
-
-function run() {
-    start()
-        .then(r => {
-            console.log(r);
-            setTimeout(run, 60 * 1000);
-        })
-        .catch(e => {
-            console.error(e);
-            if (e.message === 'rate limited') {
-                return setTimeout(run, 60 * 1000);
-            }
-            process.exit(1);
-        });
-}
-
-run();

knexfile.js

@@ -1,17 +0,0 @@
-module.exports = {
-  client: 'postgresql',
-  connection: {
-    host : '0.0.0.0',
-    port: 45432,
-    database: 'mcrates',
-    user:     'mcrates',
-    password: 'digdeep',
-  },
-  pool: {
-    min: 2,
-    max: 10
-  },
-  migrations: {
-    tableName: 'knex_migrations'
-  }
-};

migrations/20220725073815_users.js

@@ -1,17 +0,0 @@
-exports.up = async knex => {
-    await knex.schema.createTable('users', table => {
-        table.uuid('id')
-            .primary()
-            .defaultTo(knex.raw('gen_random_uuid()'));
-
-        table.string('discogs')
-            .unique();
-
-        table.jsonb('data')
-            .notNullable();
-
-        table.timestamps(true, true);
-    });
-};
-
-exports.down = async () => true;

migrations/20220725080947_wants.js

@@ -1,27 +0,0 @@
-exports.up = async knex => {
-    await knex.schema.createTable('wants', table => {
-        table.uuid('id')
-            .primary()
-            .defaultTo(knex.raw('gen_random_uuid()'));
-
-        table.integer('release')
-            .notNullable()
-            .index();
-
-        table.uuid('user')
-        table.foreign('user')
-            .references('id')
-            .inTable('users')
-            .onDelete('CASCADE');
-
-        table.jsonb('data')
-            .notNullable();
-
-        // user can only want a release once
-        table.unique(['user', 'release']);
-
-        table.timestamps(true, true);
-    });
-};
-
-exports.down = async () => true;

migrations/20220725083125_listings.js

@@ -1,23 +0,0 @@
-exports.up = async knex => {
-    await knex.schema.createTable('listings', table => {
-        table.integer('id')
-            .primary();
-
-        table.uuid('want')
-        table.foreign('want')
-            .references('id')
-            .inTable('wants')
-            .onDelete('CASCADE');
-
-        table.integer('seller')
-            .notNullable()
-            .index();
-
-        table.jsonb('data')
-            .notNullable();
-
-        table.timestamps(true, true);
-    });
-};
-
-exports.down = async () => true;

nginx/localhost.nginx.conf

@@ -0,0 +1,34 @@
+upstream mcrates_api {
+    server api:41337;
+}
+
+upstream mcrates_client {
+    server client:8080;
+}
+
+map $http_upgrade $connection_upgrade {
+    default upgrade;
+    '' close;
+}
+
+server {
+    location / {
+        proxy_pass http://mcrates_client;
+        proxy_read_timeout 600s;
+    }
+
+    location /api/ws {
+        proxy_pass http://mcrates_api;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection $connection_upgrade;
+        proxy_set_header Host $host;
+        proxy_read_timeout 600s;
+    }
+
+    location /api/ {
+        # trailing slash means api will receive url WITHOUT /api
+        proxy_pass http://mcrates_api/;
+        proxy_read_timeout 600s;
+    }
+}

nginx/matescrates.au.nginx.conf

@@ -0,0 +1,54 @@
+upstream mcrates_api {
+    server api:41337;
+}
+
+map $http_upgrade $connection_upgrade {
+    default upgrade;
+    '' close;
+}
+
+server {
+    server_name matescrates.au;
+
+    gzip on;
+    gzip_vary on;
+    gzip_proxied any;
+    gzip_comp_level 6;
+    gzip_types text/plain text/css text/xml application/json application/javascript application/xml+rss application/atom+xml image/svg+xml;
+
+    location / {
+        root /srv/matescrates;
+        index index.html;
+        try_files $uri $uri/ index.html;
+    }
+
+    location /api/ws {
+        proxy_pass http://mcrates_api;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection $connection_upgrade;
+        proxy_set_header Host $host;
+        proxy_read_timeout 600s;
+    }
+
+    location /api/ {
+        # trailing slash means api will receive url WITHOUT /api
+        proxy_pass http://mcrates_api/;
+        proxy_read_timeout 600s;
+    }
+
+    error_page 404 /;
+
+    listen [::]:443 ssl ipv6only=on; # managed by Certbot
+    listen 443 ssl; # managed by Certbot
+    ssl_certificate /etc/letsencrypt/live/matescrates.au/fullchain.pem; # managed by Certbot
+    ssl_certificate_key /etc/letsencrypt/live/matescrates.au/privkey.pem; # managed by Certbot
+    include /etc/letsencrypt/options-ssl-nginx.conf; # managed by Certbot
+    ssl_dhparam /etc/letsencrypt/ssl-dhparams.pem; # managed by Certbot
+}
+
+# http -> https
+server {
+    server_name matescrates.au;
+    return 301 https://$host$request_uri;
+}

package.json

@@ -1,30 +0,0 @@
-{
-  "name": "mates-crates",
-  "version": "1.0.0",
-  "description": "",
-  "main": "index.js",
-  "scripts": {
-    "test": "echo \"Error: no test specified\" && exit 1",
-    "migrate": "knex migrate:latest",
-    "migrate:make": "prisma migrate dev --name",
-    "start": "ts-node-dev --respawn --transpile-only index.ts"
-  },
-  "author": "",
-  "license": "ISC",
-  "devDependencies": {
-    "node-dev": "^7.4.3",
-    "prisma": "^4.1.0",
-    "ts-node-dev": "^2.0.0",
-    "typescript": "^4.7.4"
-  },
-  "dependencies": {
-    "@prisma/client": "^4.1.0",
-    "axios": "^0.27.2",
-    "bluebird": "^3.7.2",
-    "bunyan": "^1.8.15",
-    "express": "^4.18.1",
-    "knex": "^2.2.0",
-    "lodash": "^4.17.21",
-    "pg": "^8.7.3"
-  }
-}

prisma/migrations/20220727084210_users/migration.sql

@@ -1,13 +0,0 @@
--- CreateTable
-CREATE TABLE "User" (
-    "id" TEXT NOT NULL,
-    "discogs" TEXT,
-    "data" JSONB NOT NULL,
-    "creaedAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
-    "updatedAt" TIMESTAMP(3) NOT NULL,
-
-    CONSTRAINT "User_pkey" PRIMARY KEY ("id")
-);
-
--- CreateIndex
-CREATE UNIQUE INDEX "User_discogs_key" ON "User"("discogs");

prisma/schema.prisma

@@ -1,20 +0,0 @@
-// This is your Prisma schema file,
-// learn more about it in the docs: https://pris.ly/d/prisma-schema
-
-generator client {
-  provider = "prisma-client-js"
-}
-
-datasource db {
-  provider = "postgresql"
-  url      = env("DATABASE_URL")
-}
-
-model User {
-  id        String      @id         @default(uuid())
-  discogs   String?     @unique
-  data      Json
-
-  creaedAt  DateTime @default(now())
-  updatedAt DateTime @updatedAt
-}

src/discogs.ts

@@ -1,79 +0,0 @@
-import fs from 'fs/promises';
-
-import axios from 'axios';
-import cheerio from 'cheerio';
-
-import { logAxiosError } from './utils';
-import { Pg } from './pg';
-
-export default function discogs(pg: Pg) {
-    const TOKEN = 'wRTXuYZGOPsIQgKRGKCAkUkidGtvpSfQgPWkYIpD';
-    const apiBase = 'https://api.discogs.com'
-    const discogsBase = 'https://www.discogs.com'
-
-    const api = axios.create({
-        headers: {
-            'Authorization': TOKEN,
-        },
-    });
-
-    function handleApiError(e) {
-        logAxiosError(e);
-        if (e.response.status === 429) {
-            throw new Error('rate limited');
-        }
-    }
-
-    async function user(discogs: string) {
-        const user = await pg.userGetName(discogs);
-        if (user) return user;
-        console.log('fetching user', discogs);
-        const res = await api.get(`${apiBase}/users/${discogs}`);
-        return pg.userUpsert(res.data);
-    }
-
-    async function wantlist(user: User): Promise<Want[]> {
-        const stored = await pg.userWants(user);
-        if (stored.length) return stored;
-        const { data: { wants, pagination }} = await api.get(`${apiBase}/users/${user.data.username}/wants`);
-        return Promise.all(wants.map(r => pg.wantUpsert(r, user)))
-    }
-
-    async function inventory(user: string) {
-        const res = await api.get(`${apiBase}/users/${user}/inventory`);
-        return res.data.listings;
-    }
-
-    async function listings(want: Want): Promise<Listing[]> {
-        const res = await api.get(`https://www.discogs.com/sell/release/${want.release}`);
-        const $ = cheerio.load(res.data);
-        const ids = $('.item_description_title[href]')
-            .map(function getListingId() {
-                const id = Number.parseInt(this.attribs.href.replace('/sell/item/', ''), 10);
-                return id;
-            })
-            .get();
-        return Promise.all(ids.map(id => listing(id, want)));
-    }
-
-    async function listing(id, want) {
-        const listing = await pg.listingGet(id);
-        if (listing) return listing;
-
-        try {
-            const res = await api.get(`${apiBase}/marketplace/listings/${id}`);
-            return pg.listingUpsert(res.data, want);
-        } catch (e) {
-            handleApiError(e);
-            return null;
-        }
-    }
-
-    return {
-        user,
-        wantlist,
-        inventory,
-        listings,
-        listing,
-    };
-}

src/mcrates.d.ts

@@ -1,21 +0,0 @@
-type UUID = string;
-
-type User = {
-    id: UUID,
-    discogs: string,
-    data: any,
-}
-
-type Listing = {
-    id: number,
-    want: UUID,
-    seller: number,
-    data: any,
-}
-
-type Want = {
-    id: UUID,
-    release: number,
-    user: UUID,
-    data: any,
-}

src/pg.ts

@@ -1,98 +0,0 @@
-import Knex from 'knex';
-
-import config from '../knexfile';
-
-export interface Pg {
-    userGetId: (id: UUID) => Promise<User>,
-    userGetName: (name: string) => Promise<User>,
-    userUpsert: (user: User) => Promise<User>,
-    userWants: (user: User) => Promise<Want[]>,
-
-    wantUpsert: (want: Want, user: User) => Promise<Want>,
-    listingUpsert: (listing: Listing, want: Want) => Promise<Listing>,
-    listingGet: (id: number) => Promise<Listing>,
-}
-
-export default function createPg(): Pg {
-    const pg = Knex(config);
-
-    async function userGetId(id): Promise<User> {
-        return pg('users')
-            .where({ id })
-            .first();
-    }
-
-    async function userGetName(name): Promise<User> {
-        return pg('users')
-            .where({ discogs: name })
-            .first();
-    }
-
-    async function userWants(user: User): Promise<Want[]> {
-        return pg('wants')
-            .where({ user: user.id });
-    }
-
-    async function userUpsert(user): Promise<User> {
-        const [row] = await pg('users')
-            .insert({
-                discogs: user.username,
-                data: user,
-            })
-            .onConflict('id')
-            .merge()
-            .onConflict('discogs')
-            .merge()
-            .returning('*');
-
-        return row;
-    }
-
-    async function wantUpsert(want, user): Promise<Want> {
-        const [row] = await pg('wants')
-            .insert({
-                data: want,
-                release: want.id,
-                user: user.id,
-            })
-            .onConflict('id')
-            .merge()
-            .onConflict(['user', 'release'])
-            .merge()
-            .returning('*');
-
-        return row;
-    }
-
-    async function listingUpsert(listing, want): Promise<Listing> {
-        const [row] = await pg('listings')
-            .insert({
-                id: listing.id,
-                want: want.id,
-                seller: listing.seller.id,
-                data: listing,
-            })
-            .onConflict('id')
-            .merge()
-            .returning('*');
-
-        return row;
-    }
-
-    async function listingGet(id): Promise<Listing> {
-        return pg('listings')
-            .where({ id })
-            .first();
-    }
-
-    return {
-        userGetId,
-        userGetName,
-        userUpsert,
-        userWants,
-
-        wantUpsert,
-        listingUpsert,
-        listingGet,
-    };
-}