Lab 05 27100025

ListyCity/.gradle/config.properties

@@ -1,2 +1,2 @@
-#Tue Oct 07 08:20:18 MDT 2025
-java.home=/Applications/Android Studio.app/Contents/jbr/Contents/Home
+#Thu Feb 26 10:57:48 PKT 2026
+java.home=C\:\\Program Files\\Android\\Android Studio\\jbr

ListyCity/app/build.gradle.kts

@@ -1,5 +1,6 @@
 plugins {
     alias(libs.plugins.android.application)
+    id("com.google.gms.google-services")
 
 }
 
@@ -38,6 +39,8 @@ dependencies {
     implementation(libs.material)
     implementation(libs.activity)
     implementation(libs.constraintlayout)
+    implementation(platform("com.google.firebase:firebase-bom:34.3.0"))
+    implementation("com.google.firebase:firebase-firestore")
     testImplementation(libs.junit)
     androidTestImplementation(libs.ext.junit)
     androidTestImplementation(libs.espresso.core)

ListyCity/app/google-services.json

@@ -0,0 +1,29 @@
+{
+  "project_info": {
+    "project_number": "820681107984",
+    "project_id": "test-lab-05-b0acc",
+    "storage_bucket": "test-lab-05-b0acc.firebasestorage.app"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:820681107984:android:26f9b5b4b874959f097895",
+        "android_client_info": {
+          "package_name": "com.example.lab5_starter"
+        }
+      },
+      "oauth_client": [],
+      "api_key": [
+        {
+          "current_key": "AIzaSyAZAwySbE1ivY3pMkSIF_Y0_p89yKhvXzo"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": []
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}

ListyCity/app/src/main/java/com/example/lab5_starter/CityDialogFragment.java

@@ -17,6 +17,7 @@ public class CityDialogFragment extends DialogFragment {
     interface CityDialogListener {
         void updateCity(City city, String title, String year);
         void addCity(City city);
+        void deleteCity(City city);
     }
     private CityDialogListener listener;
 
@@ -49,7 +50,8 @@ public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
 
         String tag = getTag();
         Bundle bundle = getArguments();
-        City city;
+//        City city;
+        final City city;
 
         if (Objects.equals(tag, "City Details") && bundle != null){
             city = (City) bundle.getSerializable("City");
@@ -61,7 +63,7 @@ public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
             city = null;}
 
         AlertDialog.Builder builder = new AlertDialog.Builder(getContext());
-        return builder
+        builder
                 .setView(view)
                 .setTitle("City Details")
                 .setNegativeButton("Cancel", null)
@@ -73,7 +75,15 @@ public Dialog onCreateDialog(@Nullable Bundle savedInstanceState) {
                     } else {
                         listener.addCity(new City(title, year));
                     }
-                })
-                .create();
+                });
+//                .create();
+
+        if (Objects.equals(tag, "City Details") && city != null) {
+            builder.setNeutralButton("Delete", (dialog, which) -> {
+                listener.deleteCity(city);
+            });
+        }
+
+        return builder.create();
     }
 }

ListyCity/app/src/main/java/com/example/lab5_starter/MainActivity.java

@@ -1,6 +1,7 @@
 package com.example.lab5_starter;
 
 import android.os.Bundle;
+import android.util.Log;
 import android.widget.ArrayAdapter;
 import android.widget.Button;
 import android.widget.ListView;
@@ -11,6 +12,11 @@
 import androidx.core.view.ViewCompat;
 import androidx.core.view.WindowInsetsCompat;
 
+import com.google.firebase.firestore.CollectionReference;
+import com.google.firebase.firestore.DocumentReference;
+import com.google.firebase.firestore.FirebaseFirestore;
+import com.google.firebase.firestore.QueryDocumentSnapshot;
+
 import java.util.ArrayList;
 
 public class MainActivity extends AppCompatActivity implements CityDialogFragment.CityDialogListener {
@@ -20,6 +26,8 @@ public class MainActivity extends AppCompatActivity implements CityDialogFragmen
 
     private ArrayList<City> cityArrayList;
     private ArrayAdapter<City> cityArrayAdapter;
+    private FirebaseFirestore db;
+    private CollectionReference citiesRef;
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
@@ -32,6 +40,9 @@ protected void onCreate(Bundle savedInstanceState) {
             return insets;
         });
 
+        db = FirebaseFirestore.getInstance();
+        citiesRef = db.collection("cities");
+
         // Set views
         addCityButton = findViewById(R.id.buttonAddCity);
         cityListView = findViewById(R.id.listviewCities);
@@ -41,7 +52,24 @@ protected void onCreate(Bundle savedInstanceState) {
         cityArrayAdapter = new CityArrayAdapter(this, cityArrayList);
         cityListView.setAdapter(cityArrayAdapter);
 
-        addDummyData();
+//        addDummyData();
+
+        citiesRef.addSnapshotListener((value, error) -> {
+            if (error != null){
+                Log.e("Firestore", error.toString());
+                return;
+            }
+            if (value != null  && !value.isEmpty()){
+                cityArrayList.clear();
+                for (QueryDocumentSnapshot snapshot : value){
+                    String cityName = snapshot.getString("name");
+                    String provinceName = snapshot.getString("province");
+
+                    cityArrayList.add(new City(cityName, provinceName));
+                }
+                cityArrayAdapter.notifyDataSetChanged();
+            }
+        });
 
         // set listeners
         addCityButton.setOnClickListener(view -> {
@@ -71,13 +99,27 @@ public void addCity(City city){
         cityArrayList.add(city);
         cityArrayAdapter.notifyDataSetChanged();
 
+        DocumentReference docRef = citiesRef.document(city.getName());
+        docRef.set(city);
+
     }
 
-    public void addDummyData(){
-        City m1 = new City("Edmonton", "AB");
-        City m2 = new City("Vancouver", "BC");
-        cityArrayList.add(m1);
-        cityArrayList.add(m2);
+    @Override
+    public void deleteCity(City city) {
+        cityArrayList.remove(city);
         cityArrayAdapter.notifyDataSetChanged();
+
+        citiesRef.document(city.getName())
+                .delete()
+                .addOnSuccessListener(aVoid -> Log.d("Firestore", "Document successfully deleted!"))
+                .addOnFailureListener(e -> Log.w("Firestore", "Error deleting document", e));
     }
+
+//    public void addDummyData(){
+//        City m1 = new City("Edmonton", "AB");
+//        City m2 = new City("Vancouver", "BC");
+//        cityArrayList.add(m1);
+//        cityArrayList.add(m2);
+//        cityArrayAdapter.notifyDataSetChanged();
+//    }
 }

ListyCity/build.gradle.kts

@@ -1,5 +1,6 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
     alias(libs.plugins.android.application) apply false
+    id("com.google.gms.google-services") version "4.4.3" apply false
 
 }

ListyCity/build/reports/problems/problems-report.html

@@ -650,7 +650,7 @@
 <script type="text/javascript">
 function configurationCacheProblems() { return (
 // begin-report-data
-{"diagnostics":[{"locations":[{"path":"/Users/re/Documents/Uni/CMPUT301/Lab05/ListyCity/app/src/main/java/com/example/lab5_starter/CityDialogFragment.java"},{"taskPath":":app:compileDebugJavaWithJavac"}],"problem":[{"text":"Java compilation note"}],"severity":"ADVICE","problemDetails":[{"text":"Note: /Users/re/Documents/Uni/CMPUT301/Lab05/ListyCity/app/src/main/java/com/example/lab5_starter/CityDialogFragment.java uses or overrides a deprecated API."}],"contextualLabel":"/Users/re/Documents/Uni/CMPUT301/Lab05/ListyCity/app/src/main/java/com/example/lab5_starter/CityDialogFragment.java uses or overrides a deprecated API.","problemId":[{"name":"java","displayName":"Java compilation"},{"name":"compilation","displayName":"Compilation"},{"name":"compiler-note-deprecated-filename","displayName":"Java compilation note"}]},{"locations":[{"path":"/Users/re/Documents/Uni/CMPUT301/Lab05/ListyCity/app/src/main/java/com/example/lab5_starter/CityDialogFragment.java"},{"taskPath":":app:compileDebugJavaWithJavac"}],"problem":[{"text":"Java compilation note"}],"severity":"ADVICE","problemDetails":[{"text":"Note: Recompile with -Xlint:deprecation for details."}],"contextualLabel":"Recompile with -Xlint:deprecation for details.","problemId":[{"name":"java","displayName":"Java compilation"},{"name":"compilation","displayName":"Compilation"},{"name":"compiler-note-deprecated-recompile","displayName":"Java compilation note"}]}],"problemsReport":{"totalProblemCount":2,"buildName":"Lab5-starter","requestedTasks":":app:assembleDebug","documentationLink":"https://docs.gradle.org/8.13/userguide/reporting_problems.html","documentationLinkCaption":"Problem report","summaries":[]}}
+{"diagnostics":[{"locations":[{"path":"C:\\Users\\HP\\AndroidStudioProjects\\lab-05\\ListyCity\\app\\src\\main\\java\\com\\example\\lab5_starter\\CityDialogFragment.java"},{"taskPath":":app:compileDebugJavaWithJavac"}],"problem":[{"text":"Java compilation note"}],"severity":"ADVICE","problemDetails":[{"text":"Note: C:\\Users\\HP\\AndroidStudioProjects\\lab-05\\ListyCity\\app\\src\\main\\java\\com\\example\\lab5_starter\\CityDialogFragment.java uses or overrides a deprecated API."}],"contextualLabel":"C:\\Users\\HP\\AndroidStudioProjects\\lab-05\\ListyCity\\app\\src\\main\\java\\com\\example\\lab5_starter\\CityDialogFragment.java uses or overrides a deprecated API.","problemId":[{"name":"java","displayName":"Java compilation"},{"name":"compilation","displayName":"Compilation"},{"name":"compiler-note-deprecated-filename","displayName":"Java compilation note"}]},{"locations":[{"path":"C:\\Users\\HP\\AndroidStudioProjects\\lab-05\\ListyCity\\app\\src\\main\\java\\com\\example\\lab5_starter\\CityDialogFragment.java"},{"taskPath":":app:compileDebugJavaWithJavac"}],"problem":[{"text":"Java compilation note"}],"severity":"ADVICE","problemDetails":[{"text":"Note: Recompile with -Xlint:deprecation for details."}],"contextualLabel":"Recompile with -Xlint:deprecation for details.","problemId":[{"name":"java","displayName":"Java compilation"},{"name":"compilation","displayName":"Compilation"},{"name":"compiler-note-deprecated-recompile","displayName":"Java compilation note"}]}],"problemsReport":{"totalProblemCount":2,"buildName":"Lab5-starter","requestedTasks":":app:assembleDebug","documentationLink":"https://docs.gradle.org/8.13/userguide/reporting_problems.html","documentationLinkCaption":"Problem report","summaries":[]}}
 // end-report-data
 );}
 </script>

ListyCity/local.properties

@@ -4,5 +4,5 @@
 # Location of the SDK. This is only used by Gradle.
 # For customization when using a Version Control System, please read the
 # header note.
-#Tue Oct 07 02:55:15 MDT 2025
-sdk.dir=/Users/re/Library/Android/sdk
+#Thu Feb 26 11:05:37 PKT 2026
+sdk.dir=C\:\\Users\\HP\\AppData\\Local\\Android\\Sdk