expand offers

api/src/pg.ts

@@ -21,7 +21,10 @@ export default function createPg(log: Log, prisma: PrismaClient) {
     }
 
     async function userWants(user: User) {
-        return prisma.want.findMany({ where: { userId: user.id }});
+        return prisma.want.findMany({
+            where: { userId: user.id },
+            include: { _count: { select: { offers: true }} },
+        });
     }
 
     async function userOffers(user: User) {
@@ -34,6 +37,7 @@ export default function createPg(log: Log, prisma: PrismaClient) {
                 want: true,
             },
             orderBy: [
+                { updatedAt: 'asc' },
                 { total: 'asc' },
                 { listingId: 'asc' },
             ],
@@ -223,17 +227,21 @@ export default function createPg(log: Log, prisma: PrismaClient) {
         // but for ease of abstraction we get the listings themselves
         // grouped by seller
         const candidates = await prisma.$queryRaw`
-            select
-                seller, count(distinct("wantId")), array_agg(id) as listings
-            from
-                listings
-            where
-                seller not in (3709203)
-            group by
-                seller
-            order by
-                count desc
-            limit 5;
+            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({