58 lines
2.4 KiB
Kotlin
58 lines
2.4 KiB
Kotlin
package core.notifications.data
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import android.app.NotificationChannel
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import android.app.NotificationManager
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import android.app.PendingIntent
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import android.content.Context
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import android.content.Intent
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import android.os.Build
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import androidx.core.app.NotificationCompat
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import ru.knot.messager.R
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object NotificationHelper {
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private const val CHANNEL_ID = "knot_notifications_channel"
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fun showNotification(context: Context, title: String?, body: String?, type: String?, chatId: String? = null, notificationId: Int? = null, totalCount: Int = 0) {
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val notificationManager = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
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val finalNotificationId = notificationId ?: (System.currentTimeMillis() % Int.MAX_VALUE).toInt()
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if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
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val channel = NotificationChannel(
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CHANNEL_ID,
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"Knot Notifications",
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NotificationManager.IMPORTANCE_HIGH
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).apply {
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description = "Chat and system notifications"
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}
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notificationManager.createNotificationChannel(channel)
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}
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// Find our launcher activity via package manager to avoid static dependency on MainActivity
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val intent = context.packageManager.getLaunchIntentForPackage(context.packageName)?.apply {
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action = Intent.ACTION_MAIN
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addCategory(Intent.CATEGORY_LAUNCHER)
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addFlags(Intent.FLAG_ACTIVITY_NEW_TASK or Intent.FLAG_ACTIVITY_SINGLE_TOP)
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putExtra("type", type)
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putExtra("chatId", chatId)
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} ?: return
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val pendingIntent = PendingIntent.getActivity(
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context, System.currentTimeMillis().toInt(), intent,
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PendingIntent.FLAG_UPDATE_CURRENT or (if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) PendingIntent.FLAG_IMMUTABLE else 0)
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)
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val notificationBuilder = NotificationCompat.Builder(context, CHANNEL_ID)
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.setSmallIcon(R.drawable.ic_notification)
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.setContentTitle(title)
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.setContentText(body)
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.setAutoCancel(true)
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.setPriority(NotificationCompat.PRIORITY_HIGH)
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.setDefaults(NotificationCompat.DEFAULT_ALL)
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.setNumber(totalCount)
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.setContentIntent(pendingIntent)
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notificationManager.notify(finalNotificationId, notificationBuilder.build())
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}
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}
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