Lesson7

.gitignore

@@ -13,3 +13,5 @@
 .externalNativeBuild
 .cxx
 local.properties
+/app/google-services.json
+/app/src/debug/res/values/google_maps_api.xml

app/build.gradle

@@ -1,6 +1,4 @@
-plugins {
-    id 'com.android.application'
-}
+apply plugin: 'com.android.application'
 
 android {
     compileSdkVersion 29
@@ -50,8 +48,12 @@ dependencies {
     implementation 'androidx.lifecycle:lifecycle-livedata-ktx:2.2.0'
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.2.0'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'com.google.firebase:firebase-messaging:20.1.0'
+    implementation 'com.google.android.gms:play-services-maps:17.0.0'
     annotationProcessor "android.arch.persistence.room:compiler:1.1.1"
     testImplementation 'junit:junit:4.13.1'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
-}
+}
+
+apply plugin: 'com.google.gms.google-services'

app/src/debug/res/values/google_maps_api.xml

@@ -0,0 +1,24 @@
+<resources>
+    <!--
+    TODO: Before you run your application, you need a Google Maps API key.
+
+    To get one, follow this link, follow the directions and press "Create" at the end:
+
+    https://console.developers.google.com/flows/enableapi?apiid=maps_android_backend&keyType=CLIENT_SIDE_ANDROID&r=13:01:02:CD:00:63:D4:18:8F:50:45:51:E9:B2:4B:D5:3D:87:D7:C8%3Bcom.example.android2
+
+    You can also add your credentials to an existing key, using these values:
+
+    Package name:
+    com.example.android2
+
+    SHA-1 certificate fingerprint:
+    13:01:02:CD:00:63:D4:18:8F:50:45:51:E9:B2:4B:D5:3D:87:D7:C8
+
+    Alternatively, follow the directions here:
+    https://developers.google.com/maps/documentation/android/start#get-key
+
+    Once you have your key (it starts with "AIza"), replace the "google_maps_key"
+    string in this file.
+    -->
+    <string name="google_maps_key" templateMergeStrategy="preserve" translatable="false">AIzaSyAXrwjIMeJFlU9MOPpOrPZ7KGz-wx5Avy8</string>
+</resources>

app/src/main/AndroidManifest.xml

@@ -2,9 +2,18 @@
 <manifest xmlns:android="http://schemas.android.com/apk/res/android"
     package="com.example.android2">
 
+    <!--
+         The ACCESS_COARSE/FINE_LOCATION permissions are not required to use
+         Google Maps Android API v2, but you must specify either coarse or fine
+         location permissions for the "MyLocation" functionality.
+    -->
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
     <uses-permission android:name="android.permission.INTERNET" />
 
+    <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION"/>
+    <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION"/>
+
     <application
         android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
@@ -13,7 +22,25 @@
         android:supportsRtl="true"
         android:theme="@style/AppTheme">
 
-        <activity android:name=".activity.SecondActivity"></activity>
+        <!--
+             The API key for Google Maps-based APIs is defined as a string resource.
+             (See the file "res/values/google_maps_api.xml").
+             Note that the API key is linked to the encryption key used to sign the APK.
+             You need a different API key for each encryption key, including the release key that is used to
+             sign the APK for publishing.
+             You can define the keys for the debug and release targets in src/debug/ and src/release/.
+        -->
+        <meta-data
+            android:name="com.google.android.geo.API_KEY"
+            android:value="@string/google_maps_key" />
+
+        <service android:name=".MyFirebaseMessagingService">
+            <intent-filter>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
+            </intent-filter>
+        </service>
+
+        <activity android:name=".activity.SecondActivity" />
         <activity
             android:name=".activity.MainActivity"
             android:label="@string/app_name">

app/src/main/java/com/example/android2/MyFirebaseMessagingService.java

@@ -0,0 +1,47 @@
+package com.example.android2;
+
+import android.app.NotificationManager;
+import android.app.Service;
+import android.content.Context;
+import android.content.Intent;
+import android.os.IBinder;
+import android.util.Log;
+
+import androidx.annotation.NonNull;
+import androidx.core.app.NotificationCompat;
+
+import com.google.firebase.messaging.FirebaseMessagingService;
+import com.google.firebase.messaging.RemoteMessage;
+
+public class MyFirebaseMessagingService extends FirebaseMessagingService {
+
+    private int messageId = 0;
+
+    public MyFirebaseMessagingService() {}
+
+    @Override
+    public void onMessageReceived(@NonNull RemoteMessage remoteMessage) {
+        String title = remoteMessage.getNotification().getTitle();
+        if (title == null) {
+            title = "Push message";
+        }
+
+        String text = remoteMessage.getNotification().getBody();
+        NotificationCompat.Builder builder = new NotificationCompat.Builder(this, "2")
+                .setSmallIcon(R.mipmap.ic_launcher)
+                .setContentTitle(title)
+                .setContentText(text);
+
+        NotificationManager notificationManager = (NotificationManager) this.getSystemService(
+                Context.NOTIFICATION_SERVICE
+        );
+        if (notificationManager != null) {
+            notificationManager.notify(messageId++, builder.build());
+        }
+    }
+
+    @Override
+    public void onNewToken(@NonNull String s) {
+        Log.i("MyLog", s);
+    }
+}

app/src/main/java/com/example/android2/OnMapFragmentListener.java

@@ -0,0 +1,5 @@
+package com.example.android2;
+
+public interface OnMapFragmentListener {
+    void onMapFragment();
+}

app/src/main/java/com/example/android2/OpenWeather.java

@@ -9,4 +9,9 @@
 public interface OpenWeather {
     @GET("data/2.5/weather")
     Call<WeatherData> loadWeather(@Query("q") String city, @Query("appid") String keyApi);
+
+    @GET("data/2.5/weather")
+    Call<WeatherData> loadWeatherByCoord(@Query("lat") String latitudeLine,
+                                         @Query("lon") String longitudeLine,
+                                         @Query("appid") String keyApi);
 }

app/src/main/java/com/example/android2/Settings.java

@@ -1,7 +1,5 @@
 package com.example.android2;
 
-import androidx.room.Room;
-
 public class Settings {
     private static Settings instance = null;
 
@@ -33,6 +31,9 @@ public static Settings getInstance() {
     };
     private int currentIndexOfCity = 0;
 
+    private double latitude = 0f;
+    private double longitude = 0f;
+
     public boolean isDarkThemeFlag() {
         return darkTheme;
     }
@@ -52,4 +53,20 @@ public int getCurrentIndexOfCity() {
     public void setCurrentIndexOfCity(int currentIndexOfCity) {
         this.currentIndexOfCity = currentIndexOfCity;
     }
+
+    public double getLatitude() {
+        return latitude;
+    }
+
+    public void setLatitude(double latitude) {
+        this.latitude = latitude;
+    }
+
+    public double getLongitude() {
+        return longitude;
+    }
+
+    public void setLongitude(double longitude) {
+        this.longitude = longitude;
+    }
 }

app/src/main/java/com/example/android2/activity/MainActivity.java

@@ -1,17 +1,25 @@
 package com.example.android2.activity;
 
+import android.Manifest;
+import android.app.Activity;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
 import android.content.BroadcastReceiver;
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.pm.PackageManager;
+import android.location.Criteria;
+import android.location.Location;
+import android.location.LocationListener;
+import android.location.LocationManager;
 import android.net.ConnectivityManager;
 import android.os.Build;
 import android.os.Bundle;
 import android.view.MenuItem;
 import android.view.Menu;
 
+import com.example.android2.fragment.MapsFragment;
 import com.example.android2.fragment.AuthorFragment;
 import com.example.android2.fragment.HistoryFragment;
 import com.example.android2.fragment.MainFragment;
@@ -22,6 +30,7 @@
 
 import androidx.annotation.NonNull;
 import androidx.appcompat.app.ActionBarDrawerToggle;
+import androidx.core.app.ActivityCompat;
 import androidx.core.view.GravityCompat;
 import androidx.fragment.app.Fragment;
 import androidx.fragment.app.FragmentTransaction;
@@ -40,6 +49,7 @@ public class MainActivity extends AppCompatActivity implements NavigationView.On
     private MainFragment mainFragment;
     private AuthorFragment authorFragment;
     private HistoryFragment historyFragment;
+    private MapsFragment mapsFragment;
 
     private final BroadcastReceiver batteryReceiver = new BatteryReceiver();
     private final BroadcastReceiver networkReceiver = new NetworkReceiver();
@@ -52,6 +62,7 @@ protected void onCreate(Bundle savedInstanceState) {
         mainFragment = new MainFragment();
         authorFragment = new AuthorFragment();
         historyFragment = new HistoryFragment();
+        mapsFragment = new MapsFragment();
 
         toolbar = initToolbar();
 
@@ -148,6 +159,9 @@ public boolean onNavigationItemSelected(@NonNull MenuItem item) {
             case R.id.nav_author:
                 changeFragment(authorFragment);
                 break;
+            case  R.id.nav_map :
+                changeFragment(mapsFragment);
+                break;
         }
         drawer.closeDrawer(GravityCompat.START);
         return true;