1 files changed, 109 insertions, 0 deletions
diff --git a/src/main/java/de/pixart/messenger/ui/StartUI.java b/src/main/java/de/pixart/messenger/ui/StartUI.java
new file mode 100644
index 000000000..5c9e4c324
--- /dev/null
+++ b/src/main/java/de/pixart/messenger/ui/StartUI.java
@@ -0,0 +1,109 @@
+package de.pixart.messenger.ui;
+
+import android.Manifest;
+import android.content.Context;
+import android.content.DialogInterface;
+import android.content.Intent;
+import android.content.SharedPreferences;
+import android.content.res.Configuration;
+import android.net.Uri;
+import android.os.Bundle;
+import android.provider.Settings;
+import android.support.v7.app.AlertDialog;
+import android.support.v7.app.AppCompatActivity;
+import android.util.Log;
+
+import java.util.List;
+
+import de.pixart.messenger.Config;
+import de.pixart.messenger.R;
+import pub.devrel.easypermissions.AfterPermissionGranted;
+import pub.devrel.easypermissions.EasyPermissions;
+
+public class StartUI extends AppCompatActivity
+        implements EasyPermissions.PermissionCallbacks {
+
+    private static final int NeededPermissions = 1000;
+
+    String[] perms = {Manifest.permission.READ_EXTERNAL_STORAGE,
+            Manifest.permission.WRITE_EXTERNAL_STORAGE,
+    };
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_start_ui);
+        requestNeededPermissions();
+    }
+
+    @AfterPermissionGranted(NeededPermissions)
+    private void requestNeededPermissions() {
+        String PREFS_NAME = "FirstStart";
+        SharedPreferences FirstStart = getApplicationContext().getSharedPreferences(PREFS_NAME, Context.MODE_PRIVATE);
+        long FirstStartTime = FirstStart.getLong("FirstStart", 0);
+        if (EasyPermissions.hasPermissions(this, perms)) {
+            // Already have permission, start ConversationsActivity
+            Log.d(Config.LOGTAG, "All permissions granted, starting "+getString(R.string.app_name) + "(" +FirstStartTime + ")");
+            Intent intent = new Intent (this, ConversationActivity.class);
+            intent.putExtra("FirstStart", FirstStartTime);
+            startActivity(intent);
+            finish();
+        } else {
+            // set first start to 0 if there are permissions to request
+            Log.d(Config.LOGTAG, "Requesting required permissions");
+            SharedPreferences.Editor editor = FirstStart.edit();
+            editor.putLong("FirstStart", 0);
+            editor.commit();
+            // Do not have permissions, request them now
+            EasyPermissions.requestPermissions(this, getString(R.string.request_permissions_message),
+                    NeededPermissions, perms);
+        }
+    }
+
+
+    @Override
+    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        // Forward results to EasyPermissions
+        EasyPermissions.onRequestPermissionsResult(requestCode, permissions, grantResults, this);
+    }
+
+    @Override
+    public void onPermissionsGranted(int requestCode, List<String> list) {
+        Log.d(Config.LOGTAG, "Permissions granted:" + requestCode);
+    }
+
+    @Override
+    public void onPermissionsDenied(int requestCode, List<String> list) {
+        Log.d(Config.LOGTAG, "Permissions denied:" + requestCode);
+        AlertDialog dialog = new AlertDialog.Builder(this)
+                .setMessage(getString(R.string.request_permissions_message_again))
+                .setPositiveButton(getString(R.string.yes), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        Intent intent = new Intent(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
+                        Uri uri = Uri.fromParts("package", getPackageName(), null);
+                        intent.setData(uri);
+                        startActivity(intent);
+                    }
+                })
+                .setNegativeButton(getString(R.string.no), new DialogInterface.OnClickListener() {
+                    @Override
+                    public void onClick(DialogInterface dialog, int which) {
+                        finish();
+                    }
+                })
+                .create();
+        dialog.show();
+    }
+
+    @Override
+    public void onConfigurationChanged(Configuration newConfig) {
+        super.onConfigurationChanged(newConfig);
+    }
+
+    @Override
+    protected void onDestroy() {
+        super.onDestroy();
+    }
+}
+\ No newline at end of file