helios/helios-alarm-clock
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feat: add /last-alarm endpoint

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Saves the last fired alarm (hour, minute, label, timestamp) to
SharedPreferences when an alarm fires. New GET /last-alarm endpoint
returns the last alarm info or 404 if none has fired yet.
This commit is contained in:
Helios 2026-02-18 16:01:51 +01:00
parent 6032e9fd07
commit 6b4ee77cba
2 changed files with 44 additions and 2 deletions
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20
app/src/main/java/com/example/helios_alarm_clock/service/AlarmRingService.kt
View file

@ -22,6 +22,7 @@ import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.SupervisorJob
import kotlinx.coroutines.cancel
import kotlinx.coroutines.launch
import java.util.Calendar
import javax.inject.Inject
@AndroidEntryPoint
@ -55,13 +56,17 @@ class AlarmRingService : Service() {
startSound()
// Delete the fired alarm from the database
// Save as last alarm and delete from the database
if (alarmId.isNotEmpty()) {
scope.launch {
try {
val alarm = alarmDao.getById(alarmId)
if (alarm != null) {
saveLastAlarm(alarm.hour, alarm.minute, alarm.label)
}
alarmDao.deleteById(alarmId)
} catch (e: Exception) {
Log.e(TAG, "Failed to delete alarm $alarmId", e)
Log.e(TAG, "Failed to process alarm $alarmId", e)
}
}
}
@ -142,6 +147,17 @@ class AlarmRingService : Service() {
.build()
}
private fun saveLastAlarm(hour: Int, minute: Int, label: String) {
val prefs = getSharedPreferences("last_alarm", Context.MODE_PRIVATE)
val now = Calendar.getInstance()
prefs.edit()
.putInt("hour", hour)
.putInt("minute", minute)
.putString("label", label)
.putLong("firedAt", now.timeInMillis)
.apply()
}
companion object {
private const val TAG = "AlarmRingService"
const val NOTIFICATION_ID = 2

26
app/src/main/java/com/example/helios_alarm_clock/service/KtorService.kt
View file

@ -181,6 +181,29 @@ class KtorService : Service() {
val alarms = alarmDao.getAll()
call.respond(alarms)
}
get("/last-alarm") {
val prefs = this@KtorService.getSharedPreferences(
"last_alarm",
Context.MODE_PRIVATE
)
val firedAt = prefs.getLong("firedAt", -1)
if (firedAt == -1L) {
call.respond(
HttpStatusCode.NotFound,
ErrorResponse("No alarm has fired yet")
)
} else {
call.respond(
LastAlarmResponse(
hour = prefs.getInt("hour", 0),
minute = prefs.getInt("minute", 0),
label = prefs.getString("label", "") ?: "",
firedAt = firedAt
)
)
}
}
}
}.also { it.start(wait = false) }
}
@ -231,3 +254,6 @@ data class StatusResponse(val status: String)
@Serializable
data class ErrorResponse(val error: String)
@Serializable
data class LastAlarmResponse(val hour: Int, val minute: Int, val label: String, val firedAt: Long)