import { notifyNewStreak, notifyStreakLost } from '@/lib/webPush' const STREAK_THRESHOLD = 100 export async function computeStreaks ({ models }) { // get all eligible users in the last day // if the user doesn't have an active streak, add one // if they have an active streak but didn't maintain it, end it const endingStreaks = await models.$queryRaw` WITH day_streaks (id) AS ( SELECT "userId" FROM ((SELECT "userId", floor(sum("ItemAct".msats)/1000) as sats_spent FROM "ItemAct" WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date GROUP BY "userId") UNION ALL (SELECT "userId", sats as sats_spent FROM "Donation" WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date )) spending GROUP BY "userId" HAVING sum(sats_spent) >= 100 ), existing_streaks (id, started_at) AS ( SELECT "userId", "startedAt" FROM "Streak" WHERE "Streak"."endedAt" IS NULL ), new_streaks (id) AS ( SELECT day_streaks.id FROM day_streaks LEFT JOIN existing_streaks ON existing_streaks.id = day_streaks.id WHERE existing_streaks.id IS NULL ), ending_streaks (id) AS ( SELECT existing_streaks.id FROM existing_streaks LEFT JOIN day_streaks ON existing_streaks.id = day_streaks.id WHERE day_streaks.id IS NULL ), extending_streaks (id, started_at) AS ( SELECT existing_streaks.id, existing_streaks.started_at FROM existing_streaks JOIN day_streaks ON existing_streaks.id = day_streaks.id ), -- a bunch of mutations streak_insert AS ( INSERT INTO "Streak" ("userId", "startedAt", created_at, updated_at) SELECT id, (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date, now_utc(), now_utc() FROM new_streaks ), user_update_new_streaks AS ( UPDATE users SET streak = 1 FROM new_streaks WHERE new_streaks.id = users.id ), user_update_end_streaks AS ( UPDATE users SET streak = NULL FROM ending_streaks WHERE ending_streaks.id = users.id ), user_update_extend_streaks AS ( UPDATE users SET streak = (now() AT TIME ZONE 'America/Chicago')::date - extending_streaks.started_at FROM extending_streaks WHERE extending_streaks.id = users.id ) UPDATE "Streak" SET "endedAt" = (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date, updated_at = now_utc() FROM ending_streaks WHERE ending_streaks.id = "Streak"."userId" AND "endedAt" IS NULL RETURNING "Streak".id, ending_streaks."id" AS "userId"` Promise.allSettled(endingStreaks.map(streak => notifyStreakLost(streak.userId, streak))) } export async function checkStreak ({ data: { id }, models }) { // if user is actively streaking skip let streak = await models.streak.findFirst({ where: { userId: Number(id), endedAt: null } }) if (streak) { return } [streak] = await models.$queryRaw` WITH streak_started (id) AS ( SELECT "userId" FROM ((SELECT "userId", floor(sum("ItemAct".msats)/1000) as sats_spent FROM "ItemAct" WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago')::date AND "userId" = ${Number(id)} GROUP BY "userId") UNION ALL (SELECT "userId", sats as sats_spent FROM "Donation" WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago')::date AND "userId" = ${Number(id)} )) spending GROUP BY "userId" HAVING sum(sats_spent) >= ${STREAK_THRESHOLD} ), user_start_streak AS ( UPDATE users SET streak = 0 FROM streak_started WHERE streak_started.id = users.id ) INSERT INTO "Streak" ("userId", "startedAt", created_at, updated_at) SELECT id, (now() AT TIME ZONE 'America/Chicago')::date, now_utc(), now_utc() FROM streak_started RETURNING "Streak".id` if (!streak) return // new streak started for user notifyNewStreak(id, streak) }