113 lines
4.3 KiB
JavaScript
113 lines
4.3 KiB
JavaScript
const STREAK_THRESHOLD = 100
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function computeStreaks ({ models }) {
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return async function () {
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console.log('computing streaks')
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// get all eligible users in the last day
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// if the user doesn't have an active streak, add one
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// if they have an active streak but didn't maintain it, end it
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await models.$executeRawUnsafe(
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`WITH day_streaks (id) AS (
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SELECT "userId"
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FROM
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((SELECT "userId", floor(sum("ItemAct".msats)/1000) as sats_spent
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FROM "ItemAct"
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WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date
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GROUP BY "userId")
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UNION ALL
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(SELECT "userId", sats as sats_spent
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FROM "Donation"
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WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date
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)) spending
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GROUP BY "userId"
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HAVING sum(sats_spent) >= 100
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), existing_streaks (id, started_at) AS (
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SELECT "userId", "startedAt"
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FROM "Streak"
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WHERE "Streak"."endedAt" IS NULL
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), new_streaks (id) AS (
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SELECT day_streaks.id
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FROM day_streaks
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LEFT JOIN existing_streaks ON existing_streaks.id = day_streaks.id
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WHERE existing_streaks.id IS NULL
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), ending_streaks (id) AS (
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SELECT existing_streaks.id
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FROM existing_streaks
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LEFT JOIN day_streaks ON existing_streaks.id = day_streaks.id
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WHERE day_streaks.id IS NULL
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), extending_streaks (id, started_at) AS (
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SELECT existing_streaks.id, existing_streaks.started_at
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FROM existing_streaks
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JOIN day_streaks ON existing_streaks.id = day_streaks.id
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),
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-- a bunch of mutations
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streak_insert AS (
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INSERT INTO "Streak" ("userId", "startedAt", created_at, updated_at)
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SELECT id, (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date, now_utc(), now_utc()
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FROM new_streaks
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), user_update_new_streaks AS (
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UPDATE users SET streak = 1 FROM new_streaks WHERE new_streaks.id = users.id
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), user_update_end_streaks AS (
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UPDATE users SET streak = NULL FROM ending_streaks WHERE ending_streaks.id = users.id
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), user_update_extend_streaks AS (
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UPDATE users
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SET streak = (now() AT TIME ZONE 'America/Chicago')::date - extending_streaks.started_at
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FROM extending_streaks WHERE extending_streaks.id = users.id
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)
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UPDATE "Streak"
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SET "endedAt" = (now() AT TIME ZONE 'America/Chicago' - interval '1 day')::date, updated_at = now_utc()
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FROM ending_streaks
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WHERE ending_streaks.id = "Streak"."userId" AND "endedAt" IS NULL`)
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console.log('done computing streaks')
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}
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}
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function checkStreak ({ models }) {
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return async function ({ data: { id } }) {
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console.log('checking streak', id)
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// if user is actively streaking skip
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const streak = await models.streak.findFirst({
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where: {
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userId: Number(id),
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endedAt: null
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}
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})
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if (streak) {
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console.log('done checking streak', id)
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return
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}
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await models.$executeRaw`
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WITH streak_started (id) AS (
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SELECT "userId"
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FROM
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((SELECT "userId", floor(sum("ItemAct".msats)/1000) as sats_spent
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FROM "ItemAct"
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WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago')::date
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AND "userId" = ${Number(id)}
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GROUP BY "userId")
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UNION ALL
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(SELECT "userId", sats as sats_spent
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FROM "Donation"
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WHERE (created_at AT TIME ZONE 'UTC' AT TIME ZONE 'America/Chicago')::date >= (now() AT TIME ZONE 'America/Chicago')::date
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AND "userId" = ${Number(id)}
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)) spending
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GROUP BY "userId"
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HAVING sum(sats_spent) >= ${STREAK_THRESHOLD}
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), user_start_streak AS (
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UPDATE users SET streak = 0 FROM streak_started WHERE streak_started.id = users.id
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)
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INSERT INTO "Streak" ("userId", "startedAt", created_at, updated_at)
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SELECT id, (now() AT TIME ZONE 'America/Chicago')::date, now_utc(), now_utc()
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FROM streak_started`
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console.log('done checking streak', id)
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}
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}
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module.exports = { checkStreak, computeStreaks }
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