From e1b822aa131ea3775682644dc987e988b252036a Mon Sep 17 00:00:00 2001
From: nutzma75019 <nutzma75019@th-nuernberg.de>
Date: Tue, 20 Jun 2023 09:59:15 +0200
Subject: [PATCH] =?UTF-8?q?=C3=84nderungen=20im=20Manifest=20und=20in=20de?=
 =?UTF-8?q?r=20MainActivity.java:=20Erg=C3=A4nzung=20zweier=20Internet-Per?=
 =?UTF-8?q?missions=20inklusive=20Abfrage=20dieser,=20wenn=20der=20Button?=
 =?UTF-8?q?=20"connectionButton"=20bet=C3=A4tigt=20wird.=20Allerdings:=20I?=
 =?UTF-8?q?nternet=20Permission=20wird=20automatisch=20erteilt,=20Abfrage?=
 =?UTF-8?q?=20ist=20eigentlich=20sinnlos.?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 app/src/main/AndroidManifest.xml              |  3 ++
 .../com/example/greenwatch/MainActivity.java  | 34 ++++++++++++++++++-
 2 files changed, 36 insertions(+), 1 deletion(-)

diff --git a/app/src/main/AndroidManifest.xml b/app/src/main/AndroidManifest.xml
index e348435..a996da9 100644
--- a/app/src/main/AndroidManifest.xml
+++ b/app/src/main/AndroidManifest.xml
@@ -4,6 +4,9 @@
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.CAMERA"/>
+    <uses-permission android:name="android.permission.ACCESS_WIFI_STATE" />
+    <uses-permission android:name="android.permission.CHANGE_WIFI_MULTICAST_STATE" />
+
 
     <uses-feature android:name="android.hardware.camera"/>
 
diff --git a/app/src/main/java/com/example/greenwatch/MainActivity.java b/app/src/main/java/com/example/greenwatch/MainActivity.java
index 683f40c..38ee03e 100644
--- a/app/src/main/java/com/example/greenwatch/MainActivity.java
+++ b/app/src/main/java/com/example/greenwatch/MainActivity.java
@@ -1,16 +1,23 @@
 package com.example.greenwatch;
 
+import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.app.ActivityCompat;
+import androidx.core.content.ContextCompat;
 import androidx.lifecycle.Observer;
 import androidx.lifecycle.ViewModelProvider;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
+import android.content.DialogInterface;
 import android.content.Intent;
+import android.content.pm.PackageManager;
+import android.os.Build;
 import android.os.Bundle;
 import android.view.View;
 import android.widget.Button;
 import android.widget.Toast;
+import android.Manifest;
 
 import com.example.greenwatch.adapters.AlarmHistoryListAdapter;
 import com.example.greenwatch.adapters.DeviceListAdapter;
@@ -29,6 +36,8 @@ public class MainActivity extends AppCompatActivity {
     private Button connectionButton;
     private MainActivityViewModel mMainActivityViewModel;
 
+    private static final int REQUEST_PERMISSION_INTERNET = 123;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -127,7 +136,14 @@ public class MainActivity extends AppCompatActivity {
         connectionButton.setOnClickListener(new View.OnClickListener() {
             @Override
             public void onClick(View v) {
-                openConnectionActivity();
+                if(ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.INTERNET) != PackageManager.PERMISSION_GRANTED
+                        || ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.ACCESS_WIFI_STATE) != PackageManager.PERMISSION_GRANTED
+                        || ContextCompat.checkSelfPermission(MainActivity.this, Manifest.permission.CHANGE_WIFI_MULTICAST_STATE) != PackageManager.PERMISSION_GRANTED) {
+
+                    ActivityCompat.requestPermissions(MainActivity.this, new String[]{Manifest.permission.INTERNET, Manifest.permission.ACCESS_WIFI_STATE, Manifest.permission.CHANGE_WIFI_MULTICAST_STATE}, REQUEST_PERMISSION_INTERNET);
+                } else {
+                    openConnectionActivity();
+                }
             }
         });
     }
@@ -157,4 +173,20 @@ public class MainActivity extends AppCompatActivity {
         mMainActivityViewModel.updateDevice(mMainActivityViewModel.getLocalDeviceUUID(), "10:51",  true, "Audio", 10);
     }
 
+    @Override
+    public void onRequestPermissionsResult(int requestCode, String[] permissions, int[] grantResults) {
+        super.onRequestPermissionsResult(requestCode, permissions, grantResults);
+        if (requestCode == REQUEST_PERMISSION_INTERNET) {
+            if (grantResults.length > 0 && grantResults[0] == PackageManager.PERMISSION_GRANTED) {
+                // Berechtigungen wurden gewährt
+                Toast.makeText(this, "Berechtigungen gewährt", Toast.LENGTH_SHORT).show();
+                openConnectionActivity();
+            } else {
+                // Berechtigungen wurden nicht gewährt
+                Toast.makeText(this, "Berechtigungen nicht gewährt", Toast.LENGTH_SHORT).show();
+            }
+        }
+    }
+
+
 }
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