generator client {
    provider = "prisma-client-js"
    // include for node docker image
    binaryTargets = ["native", "debian-openssl-1.1.x"]
}

datasource db {
    provider = "postgresql"
    url      = env("POSTGRES_URL")
}

model Attachment {
    id            BigInt      @id
    msgId         BigInt
    channelId     BigInt

    memeId          String     @unique @db.Uuid
    meme            Meme       @relation(fields: [memeId], references: [id], onDelete: Restrict)

    url         String
    contentType String

    message   Json
    guild     Json
    channel   Json
    vision    Json

    createdAt  DateTime @default(now())
    updatedAt  DateTime @default(now())

    @@index([channelId])
    @@map("attachments")
}

model Meme {
    id         String     @id       @default(dbgenerated("gen_random_uuid()")) @db.Uuid
    url        String
    text       String
    tags       Json

    createdAt  DateTime @default(now())
    updatedAt  DateTime @default(now())

    // required to prevent the same attachment being uploaded multiple times
    // nullable because maybe will have memes that don't come from a discord attachment
    attachmentId BigInt? @unique
    attachment Attachment?

    @@map("memes")
}

model ChannelHistory {
    id                  BigInt    @id
    earliestMessageId   BigInt
    latestMessageId     BigInt

    // we do this because you have to always wrap table names in "" if they have capitals
    @@map("channelhistory")
}