[Worker] StatsCollectionWorker with WorkManager

[LeGeRyChEeSe]

Description

Implement a WorkManager Worker for daily periodic statistics collection.

File to create

• app/src/main/java/com/vrhub/worker/StatsCollectionWorker.kt

Specifications

• Type: CoroutineWorker
• Frequency: Daily (PeriodicWorkRequestBuilder<StatsCollectionWorker>(1, TimeUnit.DAYS))
• Constraints: Network connected (NetworkType.CONNECTED)
• Backoff: Exponential (WorkRequest.MIN_BACKOFF_MILLIS)
• Work Name: stats_collection_work (unique periodic work)

Lifecycle

• Consent granted → StatsCollectionWorker.enqueue(context) (use ExistingPeriodicWorkPolicy.KEEP)
• Consent revoked → StatsCollectionWorker.cancel(context)

doWork() implementation

1. Check consentPreferences.consentEnabled
2. If false → Result.success() (do not retry)
3. Retrieve installed games + favorites list
4. Build StatsCollectRequest with user tier
5. Call statsApiService.collectStats()
6. If success → Result.success(), else Result.retry()

Reference

• docs/CLIENT_SPEC.md §3.1, §3.4
• docs/CLIENT_IMPLEMENTATION.md §9