package com.peachpasswords.sync

import android.Manifest
import android.app.NotificationManager
import android.content.Context
import android.content.pm.PackageManager
import android.os.Build
import androidx.core.app.NotificationManagerCompat
import androidx.core.content.ContextCompat

/**
 * A foreground service can keep running after Android notification permission
 * is denied, but its status notification disappears from the drawer. Treat
 * that as unavailable so the UI never calls background sync visibly "On".
 */
internal fun canShowBackgroundSyncNotification(context: Context): Boolean {
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU &&
        ContextCompat.checkSelfPermission(context, Manifest.permission.POST_NOTIFICATIONS) !=
        PackageManager.PERMISSION_GRANTED
    ) {
        return false
    }
    if (!NotificationManagerCompat.from(context).areNotificationsEnabled()) return false
    if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
        val manager =
            context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
        val channel = manager.getNotificationChannel(SYNC_NOTIFICATION_CHANNEL_ID)
        if (channel?.importance == NotificationManager.IMPORTANCE_NONE) return false
    }
    return true
}