72 lines
2.8 KiB
Kotlin
72 lines
2.8 KiB
Kotlin
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package no.naiv.meddetsamme.alarm
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import android.content.BroadcastReceiver
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import android.content.Context
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import android.content.Intent
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import kotlinx.coroutines.CoroutineScope
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import kotlinx.coroutines.Dispatchers
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import kotlinx.coroutines.launch
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import no.naiv.meddetsamme.data.DoseStatus
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import no.naiv.meddetsamme.data.MedDatabase
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import no.naiv.meddetsamme.notify.Notifications
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/**
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* Handles the notification actions (and later, the same actions from the UI).
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*
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* Contract (CLAUDE.md, load-bearing):
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* - Taken → TAKEN, decrement inventory by the *logged* amount, stop escalating.
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* - Snooze → SNOOZED, next nag in 15 min, keeps escalating (and counting) after.
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* - Skip → SKIPPED, stop escalating, no inventory change.
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*/
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class DoseActionReceiver : BroadcastReceiver() {
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companion object {
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const val ACTION_TAKEN = "no.naiv.meddetsamme.action.TAKEN"
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const val ACTION_SNOOZE = "no.naiv.meddetsamme.action.SNOOZE"
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const val ACTION_SKIP = "no.naiv.meddetsamme.action.SKIP"
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const val EXTRA_LOG_ID = "logId"
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}
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override fun onReceive(context: Context, intent: Intent) {
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val logId = intent.getLongExtra(EXTRA_LOG_ID, -1)
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if (logId < 0) return
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val action = intent.action ?: return
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val pending = goAsync()
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CoroutineScope(Dispatchers.IO).launch {
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try {
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handle(context, action, logId)
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} finally {
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pending.finish()
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}
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}
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}
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private suspend fun handle(context: Context, action: String, logId: Long) {
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val db = MedDatabase.get(context)
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val scheduler = AlarmScheduler(context)
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val log = db.doseLogDao().getById(logId) ?: return
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val now = System.currentTimeMillis()
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when (action) {
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ACTION_TAKEN -> {
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// Idempotence: double-tap on a laggy notification must not
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// decrement stock twice.
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if (log.status == DoseStatus.TAKEN) return
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db.doseLogDao().setStatus(logId, DoseStatus.TAKEN, now)
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db.medicationDao().decrementInventory(log.medId, log.amount)
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scheduler.cancelEscalation(logId)
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Notifications.cancel(context, Notifications.doseNotificationId(logId))
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}
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ACTION_SNOOZE -> {
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db.doseLogDao().setStatus(logId, DoseStatus.SNOOZED, now)
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scheduler.armEscalation(logId, delayMinutes = AlarmScheduler.SNOOZE_MINUTES)
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Notifications.cancel(context, Notifications.doseNotificationId(logId))
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}
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ACTION_SKIP -> {
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db.doseLogDao().setStatus(logId, DoseStatus.SKIPPED, now)
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scheduler.cancelEscalation(logId)
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Notifications.cancel(context, Notifications.doseNotificationId(logId))
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}
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}
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}
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}
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