Firebase integration

app/build.gradle

@@ -1,5 +1,6 @@
 plugins {
     id 'com.android.application'
+    id 'com.google.gms.google-services'
 }
 
 android {
@@ -50,11 +51,12 @@ dependencies {
     implementation 'com.google.android.material:material:1.4.0'
     implementation 'androidx.constraintlayout:constraintlayout:2.0.4'
     implementation 'androidx.legacy:legacy-support-v4:1.0.0'
+    implementation 'com.google.firebase:firebase-database:20.0.4'
     testImplementation 'junit:junit:4.13.2'
     androidTestImplementation 'androidx.test.ext:junit:1.1.3'
     androidTestImplementation 'androidx.test.espresso:espresso-core:3.4.0'
 
-    // Scalable Size Unit (different screen sizes
+    // Scalable Size Unit (different screen sizes)
     implementation 'com.intuit.sdp:sdp-android:1.0.6'
     implementation 'com.intuit.ssp:ssp-android:1.0.6'
 

app/google-services.json

@@ -0,0 +1,69 @@
+{
+  "project_info": {
+    "project_number": "555953112089",
+    "firebase_url": "https://mealgo-a5d11-default-rtdb.firebaseio.com",
+    "project_id": "mealgo-a5d11",
+    "storage_bucket": "mealgo-a5d11.appspot.com"
+  },
+  "client": [
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:555953112089:android:dcc36fc7c433e8f983d688",
+        "android_client_info": {
+          "package_name": "com.example.mealgo"
+        }
+      },
+      "oauth_client": [
+        {
+          "client_id": "555953112089-lb3dcdejrkff88go1bb7kvh0654jt40p.apps.googleusercontent.com",
+          "client_type": 3
+        }
+      ],
+      "api_key": [
+        {
+          "current_key": "AIzaSyAuUBup3oVRPqrtk99fr3Er84Qm_9rnof4"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": [
+            {
+              "client_id": "555953112089-lb3dcdejrkff88go1bb7kvh0654jt40p.apps.googleusercontent.com",
+              "client_type": 3
+            }
+          ]
+        }
+      }
+    },
+    {
+      "client_info": {
+        "mobilesdk_app_id": "1:555953112089:android:18826bf0b826d9b183d688",
+        "android_client_info": {
+          "package_name": "com.example.mealgo3"
+        }
+      },
+      "oauth_client": [
+        {
+          "client_id": "555953112089-lb3dcdejrkff88go1bb7kvh0654jt40p.apps.googleusercontent.com",
+          "client_type": 3
+        }
+      ],
+      "api_key": [
+        {
+          "current_key": "AIzaSyAuUBup3oVRPqrtk99fr3Er84Qm_9rnof4"
+        }
+      ],
+      "services": {
+        "appinvite_service": {
+          "other_platform_oauth_client": [
+            {
+              "client_id": "555953112089-lb3dcdejrkff88go1bb7kvh0654jt40p.apps.googleusercontent.com",
+              "client_type": 3
+            }
+          ]
+        }
+      }
+    }
+  ],
+  "configuration_version": "1"
+}

app/src/main/res/layout/activity_main.xml

@@ -14,7 +14,7 @@
 
         <com.google.android.material.button.MaterialButton
             android:id="@+id/buttonMenu"
-            android:background="@drawable/menu_button"
+            android:background="@color/black"
             android:layout_width="@dimen/_20sdp"
             android:layout_height="@dimen/_20sdp"/>
 

build.gradle

@@ -1,4 +1,10 @@
-// Top-level build file where you can add configuration options common to all sub-projects/modules.
+buildscript {
+    dependencies {
+        classpath 'com.google.gms:google-services:4.3.10'
+    }
+}// Top-level build file where you can add configuration options common to all sub-projects/modules.
+
+
 plugins {
     id 'com.android.application' version '7.1.3' apply false
     id 'com.android.library' version '7.1.3' apply false

settings.gradle

@@ -5,6 +5,9 @@ pluginManagement {
         mavenCentral()
     }
 }
+// Note 4/20/22: commented out to fix 'Build was configured to prefer settings repositories...' error
+// while setting up Firebase.
+
 dependencyResolutionManagement {
     repositoriesMode.set(RepositoriesMode.FAIL_ON_PROJECT_REPOS)
     repositories {