feat: Add crash saving (#12)

sample/src/main/java/com/dzeio/crashhandlertest/Application.kt

@@ -3,6 +3,7 @@ package com.dzeio.crashhandlertest
 import androidx.preference.PreferenceManager
 import com.dzeio.crashhandler.CrashHandler
 import com.dzeio.crashhandlertest.ui.ErrorActivity
+import java.io.File
 
 class Application : android.app.Application() {
     override fun onCreate() {
@@ -15,17 +16,20 @@ class Application : android.app.Application() {
         CrashHandler.Builder()
             // need the application context to run
             .withContext(this)
+            // every other items below are optionnal
             // define a custom activity to use
             .withActivity(ErrorActivity::class.java)
-            // define the preferenceManager to be able to handle crash in a custom Activity and to have the previous crash date in the logs
+            // define the preferenceManager to have the previous crash date in the logs
             .withPrefs(prefs)
             .withPrefsKey("com.dzeio.crashhandler.key")
             // a Prefix to add at the beginning the crash message
-            .withPrefix(
-                "Pokémon"
-            )
+            .withPrefix("Prefix")
             // a Suffix to add at the end of the crash message
             .withSuffix("Suffix")
+            // add a location where the crash logs are also exported (can be recovered as a zip ByteArray by calling {CrashHandler.getInstance().export()})
+            .withExportLocation(
+                File(this.getExternalFilesDir(null) ?: this.filesDir, "crash-logs")
+            )
             // build & start the module
             .build().setup()
     }

sample/src/main/java/com/dzeio/crashhandlertest/ui/MainActivity.kt

@@ -1,16 +1,41 @@
 package com.dzeio.crashhandlertest.ui
 
 import android.os.Bundle
+import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.appcompat.app.AppCompatActivity
 import androidx.core.view.WindowCompat
+import com.dzeio.crashhandler.CrashHandler
 import com.dzeio.crashhandlertest.R
 import com.dzeio.crashhandlertest.databinding.ActivityMainBinding
 
-/**
- *
- */
 class MainActivity : AppCompatActivity() {
 
+    /**
+     * Response to the export button event
+     */
+    private val writeResult = registerForActivityResult(
+        ActivityResultContracts.CreateDocument("application/zip")
+    ) {
+
+        val zipFile = CrashHandler.getInstance().export()
+        if (zipFile == null) {
+            return@registerForActivityResult
+        }
+
+        // write file to location
+        this.contentResolver.openOutputStream(it!!)?.apply {
+            write(zipFile)
+            close()
+        }
+
+        Toast.makeText(
+            this,
+            R.string.export_complete,
+            Toast.LENGTH_LONG
+        ).show()
+    }
+
     private lateinit var binding: ActivityMainBinding
 
     override fun onCreate(savedInstanceState: Bundle?) {
@@ -24,5 +49,15 @@ class MainActivity : AppCompatActivity() {
             // DIE
             throw Exception(getString(R.string.error_message))
         }
+
+        binding.buttonExport.setOnClickListener {
+            // launch the popin to select where to save the file
+            writeResult.launch("output.zip")
+        }
+
+        binding.buttonClearExports.setOnClickListener {
+            // clear the handler exports
+            CrashHandler.getInstance().clearExports()
+        }
     }
 }

sample/src/main/res/layout/activity_main.xml

@@ -8,14 +8,35 @@
     tools:context=".ui.MainActivity"
     android:padding="16dp">
 
-    <Button
-        android:id="@+id/button_first"
-        android:layout_width="wrap_content"
+    <LinearLayout
+        android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:text="@string/crash_app"
+        android:orientation="vertical"
+        android:gravity="center"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintTop_toTopOf="parent" />
+        app:layout_constraintTop_toTopOf="parent">
+
+        <Button
+            android:id="@+id/button_first"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/crash_app"
+            android:layout_marginBottom="8dp" />
+
+        <Button
+            android:id="@+id/button_export"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/export_logs" />
+
+        <Button
+            android:id="@+id/button_clear_exports"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:text="@string/clear_export_logs" />
+    </LinearLayout>
+
 
 </androidx.constraintlayout.widget.ConstraintLayout>

sample/src/main/res/values-fr/strings.xml

@@ -9,4 +9,7 @@
     <string name="no_email_client_found">Aucun client E-Mail trouvé!</string>
     <string name="send_email_report">Envoyer le rapport de crash par E-Mail</string>
     <string name="error_report_application_crash">Rapport d\'erreur pour le crash d\'application</string>
+    <string name="export_logs">Exporter les logs de crash sauvegardé</string>
+    <string name="export_complete">Logs de crash exporté!</string>
+    <string name="clear_export_logs">Nettoyer les crashs sauvegardé</string>
 </resources>

sample/src/main/res/values/strings.xml

@@ -10,4 +10,7 @@
     <string name="no_email_client_found">No E-Mail client found!</string>
     <string name="send_email_report">Send a Report E-Mail</string>
     <string name="error_report_application_crash">Error report for the application crash</string>
+    <string name="export_logs">Export saved crash logs</string>
+    <string name="export_complete">Exported crash logs!</string>
+    <string name="clear_export_logs">Cleanup saved crash logs</string>
 </resources>