Functions reference

All handlers live in src/functions/. Schedules and resource limits are in serverless.yml.

Batch dump consumers run daily at 03:00 UTC and read the latest completed ION export (see Records pipeline).

Batch functions (S3 / dump)

dumpdb
Handler src/functions/dumpdb.ts
Schedule Daily 00:00 UTC
Timeout / memory 1024 MB (default)
Layer No
Input EventBridge event (unused)
Output DynamoDB export to abstractplay-db-dump (ION)
Notes Exports abstract-play-prod table only; prunes exports older than 7 days

records
Handler src/functions/records.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 10240 MB
Layer gameslib
Input Latest ION dump
Output ALL.json, meta/*.json, player/*.json, event/*.json
Notes Uses GameFactory, genRecord, addResource; marks AI players via BOT records

records-ttm
Handler src/functions/records-ttm.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 10240 MB
Layer gameslib
Input Latest ION dump (GAME records)
Output ttm/{playerId}.json — array of move-to-move durations (ms)

records-move-times
Handler src/functions/records-move-times.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 10240 MB
Layer gameslib
Input Latest ION dump (GAME + MOVE records)
Output mvtimes.json — activity histograms by meta game plus move-time seasonality

records-cooccur
Handler src/functions/records-cooccur.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 10240 MB
Layer No
Input Latest ION dump (completed GAME + USER stars[])
Output recommendations/cooccur.json — PMI co-occurrence matrix
Notes See Recommendation co-occurrence

records-rec-analytics
Handler src/functions/records-rec-analytics.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 1024 MB
Layer No
Input Live DynamoDB scan (RECOMMENDS#*)
Output recommendations/analytics/* on private ops S3
Notes See Recommendation analytics

layout-feedback-analytics
Handler src/functions/layout-feedback-analytics.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 1024 MB
Layer No
Input Live DynamoDB scan (LAYOUTFB#*)
Output gamemove-layout/analytics/* on private ops S3
Notes See Game Move layout analytics

tournament-data
Handler src/functions/tournament-data.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 10240 MB
Layer No
Input Latest ION dump (TOURNAMENT / COMPLETEDTOURNAMENT records)
Output tournament-summary.json, player/tournaments/{playerId}.json

records-manifest
Handler src/functions/records-manifest.ts
Schedule Daily 04:00 and 07:30 UTC
Timeout / memory 900 s / 10240 MB
Layer gameslib (attached but no gameslib import)
Input S3 list on records bucket
Output _manifest.json (v2: summaryFiles + objects); Cache-Control: no-cache

summarize
Handler src/functions/summarize.ts
Schedule Daily 06:00 UTC
Timeout / memory 900 s / 5120 MB
Layer gameslib
Input ALL.json; mvtimes.json (seasonality); live USERS query for geo stats
Output _summary.json, _summary-site.json, _summary-players.json, _summary-ratings.json; stats/rivalries.json on private ops bucket
Notes See Summarize

player-summary-fanout
Handler src/functions/player-summary-fanout.ts
Schedule Daily 06:15 UTC
Timeout / memory 300 s / 1024 MB
Input _summary-site.json (timestamp), _summary.json
Output SQS messages (one per player); _summary-player-manifest.json

player-summary-worker
Handler src/functions/player-summary-worker.ts
Trigger SQS (PlayerSummaryQueue, batch 5)
Timeout / memory 30 s / 256 MB
Concurrency 25 reserved
Output player/{userId}-summary.json

Live functions (DynamoDB)

starttournaments
Handler src/functions/starttournaments.ts
Schedule Daily 10:00 and 22:00 UTC
Timeout / memory 600 s / 1024 MB
Layer gameslib
Input TOURNAMENT records in DynamoDB
Output Creates/cancels tournaments, starts games via GameFactory, sends SES emails
Notes See Live crons

standingchallenges
Handler src/functions/standingchallenges.ts
Schedule Daily 00:00 and 12:00 UTC
Timeout / memory 600 s / 1024 MB
Layer No
Input REALSTANDING preset records
Output Issues standing challenge requests in DynamoDB
Notes See Live crons

dashboard-cruft-cleanup
Handler src/functions/dashboard-cruft-cleanup.ts
Schedule Daily 03:00 UTC
Timeout / memory 900 s / 1024 MB
Layer No
Input Latest ION dump (USER candidates) + live DynamoDB confirm
Output Deletes stale RECENTCOMPLETED# / orphan USERGAME#; sets USER.cleaned
Notes See Dashboard cruft cleanup

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