52 lines
2.0 KiB
JavaScript
52 lines
2.0 KiB
JavaScript
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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.$executeRaw(
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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) AS (
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SELECT "userId"
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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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), 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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)
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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"`)
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console.log('done computing streaks')
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}
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}
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module.exports = { computeStreaks }
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