rename example

2026-06-01 03:09:19 +02:00
parent 7f3d14a764
commit b5473bfafc
59 changed files with 261 additions and 182 deletions
@@ -0,0 +1,170 @@
+package com.bitcointxoko.gudariwallet.util
+
+import android.app.Notification
+import android.app.NotificationChannel
+import android.app.NotificationManager
+import android.app.PendingIntent
+import android.content.Context
+import android.content.Intent
+import androidx.core.app.NotificationCompat
+import androidx.core.app.NotificationManagerCompat
+import com.bitcointxoko.gudariwallet.MainActivity
+import com.bitcointxoko.gudariwallet.R
+
+object NotificationHelper {
+
+    // ── Intent extra key — read by MainActivity ───────────────────────────────
+    // Public so MainActivity can reference it without a magic string.
+    const val EXTRA_PAYMENT_HASH = "extra_payment_hash"
+
+    // ── Channel setup ─────────────────────────────────────────────────────────
+
+    fun createChannels(context: Context) {
+        val nm = context.getSystemService(Context.NOTIFICATION_SERVICE) as NotificationManager
+
+        nm.createNotificationChannel(
+            NotificationChannel(
+                NotificationConstants.CHANNEL_PAYMENTS,
+                "Payments",
+                NotificationManager.IMPORTANCE_HIGH
+            ).apply {
+                description = "Incoming and outgoing Lightning payment alerts"
+                enableVibration(true)
+                enableLights(true)
+            }
+        )
+
+        nm.createNotificationChannel(
+            NotificationChannel(
+                NotificationConstants.CHANNEL_SERVICE_STATUS,
+                "Wallet Monitor",
+                NotificationManager.IMPORTANCE_LOW
+            ).apply {
+                description = "Background service monitoring for incoming payments"
+                setShowBadge(false)
+                enableVibration(false)
+                setSound(null, null)
+            }
+        )
+    }
+
+    // ── User-facing notifications ─────────────────────────────────────────────
+
+    /**
+     * Posts a high-priority notification for an incoming payment.
+     * Tapping opens MainActivity and navigates directly to the payment detail
+     * screen for [paymentHash].
+     */
+    fun notifyPaymentReceived(context: Context, amountSats: Long, memo: String?, paymentHash: String) {
+        val title = "Payment received · +$amountSats sats"
+        val text  = if (!memo.isNullOrBlank()) memo else "No memo"
+
+        val notification = NotificationCompat.Builder(context, NotificationConstants.CHANNEL_PAYMENTS)
+            .setSmallIcon(R.drawable.ic_notification)
+            .setContentTitle(title)
+            .setContentText(text)
+            .setAutoCancel(true)
+            .setContentIntent(mainActivityPendingIntent(context, paymentHash))
+            // BigTextStyle shows the full memo when the notification is expanded,
+            // in case it is long enough to be truncated in the compact view.
+            .setStyle(
+                NotificationCompat.BigTextStyle()
+                    .bigText(text)
+                    .setSummaryText("+$amountSats sats")
+            )
+            .build()
+
+        notify(context, NotificationConstants.NOTIF_ID_PAYMENT_RECEIVED, notification)
+    }
+
+    /**
+     * Posts a default-priority notification for a successfully sent payment.
+     * Tapping opens MainActivity and navigates directly to the payment detail
+     * screen for [paymentHash].
+     */
+    fun notifyPaymentSent(context: Context, amountSats: Long, paymentHash: String) {
+        val title = "Payment sent"
+        val text  = "−$amountSats sats"
+        notify(
+            context,
+            NotificationConstants.NOTIF_ID_PAYMENT_SENT,
+            buildPaymentNotification(context, title, text, paymentHash)
+        )
+    }
+
+    // ── Foreground service notification ───────────────────────────────────────
+
+    fun buildServiceNotification(context: Context): Notification {
+        return NotificationCompat.Builder(context, NotificationConstants.CHANNEL_SERVICE_STATUS)
+            .setSmallIcon(R.drawable.ic_notification)
+            .setContentTitle("Gudari Wallet")
+            .setContentText("Monitoring for incoming payments")
+            .setOngoing(true)
+            .setSilent(true)
+            .setShowWhen(false)
+            .setForegroundServiceBehavior(NotificationCompat.FOREGROUND_SERVICE_IMMEDIATE)
+            // Service notification taps open the app with no specific destination
+            .setContentIntent(mainActivityPendingIntent(context, paymentHash = null))
+            .build()
+    }
+
+    // ── Dismiss ───────────────────────────────────────────────────────────────
+
+    fun cancel(context: Context, notificationId: Int) {
+        NotificationManagerCompat.from(context).cancel(notificationId)
+    }
+
+    // ── Private helpers ───────────────────────────────────────────────────────
+
+    private fun buildPaymentNotification(
+        context: Context,
+        title: String,
+        text: String,
+        paymentHash: String
+    ): Notification {
+        return NotificationCompat.Builder(context, NotificationConstants.CHANNEL_PAYMENTS)
+            .setSmallIcon(R.drawable.ic_notification)
+            .setContentTitle(title)
+            .setContentText(text)
+            .setAutoCancel(true)
+            .setContentIntent(mainActivityPendingIntent(context, paymentHash))
+            .build()
+    }
+
+    /**
+     * Builds a PendingIntent that opens MainActivity.
+     *
+     * If [paymentHash] is non-null, it is attached as [EXTRA_PAYMENT_HASH].
+     * MainActivity reads this in onCreate / onNewIntent and navigates to the
+     * payment detail screen.
+     *
+     * FLAG_UPDATE_CURRENT ensures that if a second notification arrives before
+     * the first is tapped, the hash is updated to the latest payment.
+     * Each notification ID gets its own requestCode so they don't overwrite
+     * each other's extras.
+     */
+    private fun mainActivityPendingIntent(context: Context, paymentHash: String?): PendingIntent {
+        val intent = Intent(context, MainActivity::class.java).apply {
+            flags = Intent.FLAG_ACTIVITY_SINGLE_TOP or Intent.FLAG_ACTIVITY_CLEAR_TOP
+            if (paymentHash != null) {
+                putExtra(EXTRA_PAYMENT_HASH, paymentHash)
+            }
+        }
+        // Use the hash's hashCode as requestCode so each unique payment gets
+        // its own PendingIntent — prevents one notification's tap from
+        // overwriting another's extras.
+        val requestCode = paymentHash?.hashCode() ?: 0
+        return PendingIntent.getActivity(
+            context,
+            requestCode,
+            intent,
+            PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE
+        )
+    }
+
+    private fun notify(context: Context, id: Int, notification: Notification) {
+        runCatching {
+            NotificationManagerCompat.from(context).notify(id, notification)
+        }
+    }
+}