New Improvements

- Users Orders Can be accepted and rejected now.

app/build.gradle

@@ -1,6 +1,7 @@
 plugins {
     id 'com.android.application'
     id 'com.google.gms.google-services'
+    id 'com.google.firebase.crashlytics'
 }
 
 android {
@@ -39,10 +40,14 @@ dependencies {
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation platform('com.google.firebase:firebase-bom:26.1.0')
     implementation 'com.google.firebase:firebase-firestore'
+    implementation 'com.google.firebase:firebase-crashlytics'
+    implementation 'com.google.firebase:firebase-analytics'
+    implementation 'com.google.firebase:firebase-messaging'
     testImplementation 'junit:junit:4.+'
     androidTestImplementation 'androidx.test.ext:junit:1.1.2'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.3.0'
     implementation 'com.google.code.gson:gson:2.8.6'
     implementation 'androidx.recyclerview:recyclerview:1.1.0'
+    implementation("com.squareup.okhttp3:okhttp:4.9.0")
 
 }

app/src/main/AndroidManifest.xml

@@ -5,22 +5,53 @@
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
 
-
     <application
-        android:allowBackup="true"
         android:name=".MyApp"
+        android:allowBackup="true"
         android:icon="@mipmap/ic_launcher"
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
         android:theme="@style/Theme.ECommerce">
-        <activity android:name=".MainActivity">
+        <activity android:name=".NotificationActivity"
+            android:label="Notification Manager"
+            android:parentActivityName=".CatalogActivity">
+        <meta-data
+            android:name="android.support.PARENT_ACTIVITY"
+            android:value=".CatalogActivity" />
+        </activity>
+        <activity android:name=".OrderActivity"
+            android:label="All Orders"
+            android:parentActivityName=".CatalogActivity">
+        <meta-data
+            android:name="android.support.PARENT_ACTIVITY"
+            android:value=".CatalogActivity" />
+        </activity>
+
+        <activity android:name=".CatalogActivity">
             <intent-filter>
                 <action android:name="android.intent.action.MAIN" />
 
                 <category android:name="android.intent.category.LAUNCHER" />
             </intent-filter>
         </activity>
+
+        <service
+            android:name=".fcm.AdminFCM"
+            android:exported="false">
+            <intent-filter>
+                <action android:name="com.google.firebase.MESSAGING_EVENT" />
+            </intent-filter>
+        </service>
+
+        <activity
+            android:name=".MainActivity"
+            android:label="Edit Product"
+            android:parentActivityName=".CatalogActivity">
+            <meta-data
+                android:name="android.support.PARENT_ACTIVITY"
+                android:value=".CatalogActivity" />
+        </activity>
     </application>
 
 </manifest>

app/src/main/java/com/atul/android/ecommerce/CatalogActivity.java

@@ -0,0 +1,52 @@
+package com.atul.android.ecommerce;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.view.View;
+import android.widget.Toast;
+
+import com.atul.android.ecommerce.databinding.ActivityCatalogBinding;
+
+public class CatalogActivity extends AppCompatActivity {
+
+    private ActivityCatalogBinding bind;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        bind = ActivityCatalogBinding.inflate(getLayoutInflater());
+        setContentView(bind.getRoot());
+
+        userActivity();
+    }
+
+    private void userActivity() {
+        bind.editProducts.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(CatalogActivity.this,"Clicked Edit Products",Toast.LENGTH_SHORT).show();
+                Intent intent = new Intent(CatalogActivity.this,MainActivity.class);
+                startActivity(intent);
+            }
+        });
+        bind.orders.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(CatalogActivity.this,"Clicked Orders",Toast.LENGTH_SHORT).show();
+                Intent intent = new Intent(CatalogActivity.this,OrderActivity.class);
+                startActivity(intent);
+            }
+        });
+        bind.notifyUsers.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Toast.makeText(CatalogActivity.this,"Clicked Notify Users",Toast.LENGTH_SHORT).show();
+                Intent intent = new Intent(CatalogActivity.this,NotificationActivity.class);
+                startActivity(intent);
+            }
+        });
+    }
+
+
+}

app/src/main/java/com/atul/android/ecommerce/Constants/Constants.java

@@ -3,4 +3,9 @@
 public class Constants {
     public static final String INVENTORY = "inventory";
     public static final String PRODUCTS = "products";
+    public static final String ORDERS = "Orders";
+    public static final String DETAILS = "Order Info";
+    public static final String ADMIN = "admin";
+    public static final String USER = "users";
+    public static final String ORDER_TIME = "orderTime";
 }

app/src/main/java/com/atul/android/ecommerce/MainActivity.java

@@ -29,6 +29,7 @@
 import com.google.android.gms.tasks.OnFailureListener;
 import com.google.android.gms.tasks.OnSuccessListener;
 import com.google.firebase.firestore.DocumentSnapshot;
+import com.google.firebase.messaging.FirebaseMessaging;
 import com.google.gson.Gson;
 import com.google.gson.reflect.TypeToken;
 
@@ -58,6 +59,7 @@ protected void onCreate(Bundle savedInstanceState) {
         binding = ActivityMainBinding.inflate(getLayoutInflater());
         setContentView(binding.getRoot());
 
+        FirebaseMessaging.getInstance().subscribeToTopic(Constants.ADMIN);
         sharedPreferences = getSharedPreferences(sharedPreferencesFile, MODE_PRIVATE);
         gson = new Gson();
         setup();

app/src/main/java/com/atul/android/ecommerce/NotificationActivity.java

@@ -0,0 +1,18 @@
+package com.atul.android.ecommerce;
+
+import androidx.appcompat.app.AppCompatActivity;
+
+import android.os.Bundle;
+
+import com.atul.android.ecommerce.databinding.ActivityNotificationBinding;
+
+public class NotificationActivity extends AppCompatActivity {
+
+    private ActivityNotificationBinding notifyb;
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        notifyb = ActivityNotificationBinding.inflate(getLayoutInflater());
+        setContentView(notifyb.getRoot());
+    }
+}

app/src/main/java/com/atul/android/ecommerce/OrderActivity.java

@@ -0,0 +1,81 @@
+package com.atul.android.ecommerce;
+
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.recyclerview.widget.DividerItemDecoration;
+import androidx.recyclerview.widget.LinearLayoutManager;
+
+import android.os.Bundle;
+import android.util.Log;
+import android.widget.Toast;
+
+import com.atul.android.ecommerce.Constants.Constants;
+import com.atul.android.ecommerce.adapter.OrdersAdapter;
+import com.atul.android.ecommerce.databinding.ActivityOrderBinding;
+import com.atul.android.ecommerce.fcm.FCMSender;
+import com.atul.android.ecommerce.fcm.MessageFormatter;
+import com.atul.android.ecommerce.model.Order;
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.OnFailureListener;
+import com.google.android.gms.tasks.OnSuccessListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.firestore.Query;
+import com.google.firebase.firestore.QueryDocumentSnapshot;
+import com.google.firebase.firestore.QuerySnapshot;
+import com.google.firebase.firestore.SetOptions;
+
+import org.jetbrains.annotations.NotNull;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+
+import okhttp3.Call;
+import okhttp3.Callback;
+import okhttp3.Response;
+
+public class OrderActivity extends AppCompatActivity {
+
+    private ActivityOrderBinding orderBinding;
+    private MyApp myApp;
+    OrdersAdapter ordersAdapter;
+    List<Order> orderList = new ArrayList<>();
+    ArrayList<String> orderIDs=new ArrayList<>();
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        orderBinding = ActivityOrderBinding.inflate(getLayoutInflater());
+        setContentView(orderBinding.getRoot());
+
+        myApp = (MyApp) getApplicationContext();
+        fetchAllOrdersFromDB();
+    }
+
+    private void fetchAllOrdersFromDB() {
+        myApp.db.collection(Constants.ORDERS)
+                .orderBy(Constants.ORDER_TIME, Query.Direction.DESCENDING)
+                .get()
+                .addOnCompleteListener(new OnCompleteListener<QuerySnapshot>() {
+                    @Override
+                    public void onComplete(@NonNull Task<QuerySnapshot> task) {
+                        for (QueryDocumentSnapshot snapshot : task.getResult()) {
+                            Order order = snapshot.toObject(Order.class);
+                            orderList.add(order);
+                            orderIDs.add(snapshot.getId());
+                        }
+                        setupAdapter();
+                    }
+                });
+    }
+
+    private void setupAdapter() {
+        ordersAdapter = new OrdersAdapter(OrderActivity.this, orderList,myApp,orderIDs);
+        orderBinding.allOrders.setAdapter(ordersAdapter);
+        orderBinding.allOrders.setLayoutManager(new LinearLayoutManager(OrderActivity.this));
+        orderBinding.allOrders.addItemDecoration(
+                new DividerItemDecoration(this, DividerItemDecoration.VERTICAL)
+        );
+
+    }
+
+}