fiz o iniciar sessao e ja programei

app/build.gradle.kts

@@ -1,5 +1,6 @@
 plugins {
     alias(libs.plugins.android.application)
+    alias(libs.plugins.google.gms.google.services)
 }
 
 android {
@@ -44,6 +45,13 @@ dependencies {
     implementation(libs.navigation.fragment)
     implementation(libs.navigation.ui)
     implementation(libs.activity)
+    implementation(libs.firebase.ai)
+    implementation(libs.camera.camera2.pipe)
+    implementation(libs.firebase.auth)
+    implementation(libs.credentials)
+    implementation(libs.credentials.play.services.auth)
+    implementation(libs.googleid)
+    implementation(libs.mediarouter)
     testImplementation(libs.junit)
     androidTestImplementation(libs.ext.junit)
     androidTestImplementation(libs.espresso.core)

app/src/main/AndroidManifest.xml

@@ -12,10 +12,16 @@
         android:supportsRtl="true"
         android:theme="@style/Theme.Cuida" >
         <activity
-            android:name=".ui.iniciar_sessao"
+            android:name=".ui.Inicial.Esqueci_a_palavra_passe"
             android:exported="false" />
         <activity
-            android:name=".MainActivity"
+            android:name=".ui.Inicial.Criar_conta"
+            android:exported="false" />
+        <activity
+            android:name=".ui.Inicial.iniciar_sessao"
+            android:exported="false" />
+        <activity
+            android:name=".ui.MainActivity"
             android:exported="true"
             android:label="@string/app_name" >
             <intent-filter>

app/src/main/java/com/example/cuida/ui/Inicial/Criar_conta.java

@@ -1,4 +1,4 @@
-package com.example.cuida.ui;
+package com.example.cuida.ui.Inicial;
 
 import android.os.Bundle;
 
@@ -10,13 +10,13 @@ import androidx.core.view.WindowInsetsCompat;
 
 import com.example.cuida.R;
 
-public class iniciar_sessao extends AppCompatActivity {
+public class Criar_conta extends AppCompatActivity {
 
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         EdgeToEdge.enable(this);
-        setContentView(R.layout.activity_iniciar_sessao);
+        setContentView(R.layout.activity_criar_conta);
         ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
             Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
             v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);

app/src/main/java/com/example/cuida/ui/Inicial/Esqueci_a_palavra_passe.java

@@ -0,0 +1,26 @@
+package com.example.cuida.ui.Inicial;
+
+import android.os.Bundle;
+
+import androidx.activity.EdgeToEdge;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.example.cuida.R;
+
+public class Esqueci_a_palavra_passe extends AppCompatActivity {
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_esqueci_apalavra_passe);
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+    }
+}

app/src/main/java/com/example/cuida/ui/Inicial/iniciar_sessao.java

@@ -0,0 +1,125 @@
+package com.example.cuida.ui.Inicial;
+
+import android.content.Intent;
+import android.os.Bundle;
+import android.util.Log;
+import android.view.View;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.ImageView;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import androidx.activity.EdgeToEdge;
+import androidx.annotation.NonNull;
+import androidx.appcompat.app.AppCompatActivity;
+import androidx.core.graphics.Insets;
+import androidx.core.view.ViewCompat;
+import androidx.core.view.WindowInsetsCompat;
+
+import com.example.cuida.R;
+import com.example.cuida.ui.MainActivity;
+import com.google.android.gms.tasks.OnCompleteListener;
+import com.google.android.gms.tasks.Task;
+import com.google.firebase.auth.AuthResult;
+import com.google.firebase.auth.FirebaseAuth;
+
+public class iniciar_sessao extends AppCompatActivity {
+    private ImageView imageView;
+    private EditText emailEditText;
+    private EditText palavraPasseEditText;
+    private Button entrarButton;
+    private Button criarContaButton;
+    private TextView bemVindoTextView;
+    private Button esqueciAPalavraPasseButton;
+
+    private FirebaseAuth mAuth;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        EdgeToEdge.enable(this);
+        setContentView(R.layout.activity_iniciar_sessao);
+
+        // Inicializar Firebase Auth
+        mAuth = FirebaseAuth.getInstance();
+
+        // Configuração do layout para Edge-to-Edge
+        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
+            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
+            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
+            return insets;
+        });
+
+        // Associar as Views
+        imageView = findViewById(R.id.imageView);
+        emailEditText = findViewById(R.id.emailEditText);
+        palavraPasseEditText = findViewById(R.id.palavraPasseEditText);
+        entrarButton = findViewById(R.id.entarButton);
+        criarContaButton = findViewById(R.id.criarContaButton);
+        bemVindoTextView = findViewById(R.id.bemVindoTextView);
+
+        // Definir o listener para o botão de criar conta
+        criarContaButton.setOnClickListener(v -> {
+            // Chama o método para criar a conta
+            criarConta();
+        });
+    }
+
+    /**
+     * Método para criar uma nova conta de utilizador.
+     */
+    private void criarConta() {
+        String email = emailEditText.getText().toString().trim();
+        String password = palavraPasseEditText.getText().toString().trim();
+
+        // 1. Validar as entradas do utilizador
+        if (email.isEmpty()) {
+            emailEditText.setError("O e-mail é obrigatório");
+            emailEditText.requestFocus();
+            return;
+        }
+
+        if (password.isEmpty()) {
+            palavraPasseEditText.setError("A palavra-passe é obrigatória");
+            palavraPasseEditText.requestFocus();
+            return;
+        }
+
+        if (password.length() < 6) {
+            palavraPasseEditText.setError("A palavra-passe deve ter no mínimo 6 caracteres");
+            palavraPasseEditText.requestFocus();
+            return;
+        }
+
+        // 2. Criar o utilizador no Firebase
+        mAuth.createUserWithEmailAndPassword(email, password)
+                .addOnCompleteListener(this, task -> {
+                    if (task.isSuccessful()) {
+                        // Se o registo for bem-sucedido
+                        Log.d("FIREBASE_AUTH", "createUserWithEmail:success");
+                        Toast.makeText(iniciar_sessao.this, "Conta criada com sucesso.", Toast.LENGTH_SHORT).show();
+
+                        // Navega para a MainActivity
+                        navegarParaMainActivity();
+
+                    } else {
+                        // Se o registo falhar
+                        Log.w("FIREBASE_AUTH", "createUserWithEmail:failure", task.getException());
+                        // Mostra uma mensagem de erro mais específica
+                        String errorMessage = task.getException() != null ? task.getException().getMessage() : "Erro desconhecido.";
+                        Toast.makeText(iniciar_sessao.this, "Falha na autenticação: " + errorMessage, Toast.LENGTH_LONG).show();
+                    }
+                });
+    }
+
+    /**
+     * Navega para a MainActivity e limpa a pilha de atividades.
+     */
+    private void navegarParaMainActivity() {
+        Intent intent = new Intent(iniciar_sessao.this, MainActivity.class);
+        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
+        startActivity(intent);
+        finish(); // Finaliza a atividade atual
+    }
+}

app/src/main/java/com/example/cuida/ui/MainActivity.java

@@ -1,7 +1,8 @@
-package com.example.cuida;
+package com.example.cuida.ui;
 
 import android.os.Bundle;
 
+import com.example.cuida.R;
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 
 import androidx.appcompat.app.AppCompatActivity;
@@ -27,7 +28,7 @@ public class MainActivity extends AppCompatActivity {
         // Passing each menu ID as a set of Ids because each
         // menu should be considered as top level destinations.
         AppBarConfiguration appBarConfiguration = new AppBarConfiguration.Builder(
-                R.id.navigation_home, R.id.navigation_dashboard, R.id.navigation_notifications)
+                R.id.navigation_inicio, R.id.navigation_dashboard, R.id.navigation_notifications)
                 .build();
         NavController navController = Navigation.findNavController(this, R.id.nav_host_fragment_activity_main);
         NavigationUI.setupActionBarWithNavController(this, navController, appBarConfiguration);

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

@@ -0,0 +1,20 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ui.Inicial.Criar_conta">
+
+    <TextView
+        android:id="@+id/textView3"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Criar conta"
+        android:textColor="#020202"
+        android:textSize="34sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -0,0 +1,10 @@
+<?xml version="1.0" encoding="utf-8"?>
+<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
+    android:id="@+id/main"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    tools:context=".ui.Inicial.Esqueci_a_palavra_passe">
+
+</androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -5,6 +5,103 @@
     android:id="@+id/main"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    tools:context=".ui.iniciar_sessao">
+    tools:context=".ui.Inicial.iniciar_sessao">
 
+    <ImageView
+        android:id="@+id/imageView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="100dp"
+        android:layout_marginTop="48dp"
+        android:layout_marginEnd="100dp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.493"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:srcCompat="@tools:sample/avatars" />
+
+    <EditText
+        android:id="@+id/emailEditText"
+        android:layout_width="300dp"
+        android:layout_height="45dp"
+        android:layout_marginStart="100dp"
+        android:layout_marginTop="112dp"
+        android:layout_marginEnd="100dp"
+        android:ems="10"
+        android:hint="Email"
+        android:inputType="textEmailAddress"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.505"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/imageView" />
+
+    <EditText
+        android:id="@+id/palavraPasseEditText"
+        android:layout_width="300dp"
+        android:layout_height="45dp"
+        android:layout_marginStart="100dp"
+        android:layout_marginTop="12dp"
+        android:layout_marginEnd="100dp"
+        android:ems="10"
+        android:hint="Palavra-Passe"
+        android:inputType="textPassword"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.505"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/emailEditText" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/entarButton"
+        android:layout_width="250dp"
+        android:layout_height="45dp"
+        android:layout_marginStart="100dp"
+        android:layout_marginTop="44dp"
+        android:layout_marginEnd="100dp"
+        android:background="#2196F3"
+        android:backgroundTint="#000000"
+        android:shadowColor="#03A9F4"
+        android:text="Entrar"
+        android:textColor="#FFFFFF"
+        android:textColorHighlight="#03A9F4"
+        android:textColorHint="#03A9F4"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintHorizontal_bias="0.515"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/palavraPasseEditText"
+        app:rippleColor="#03A9F4"
+        app:strokeColor="#03A9F4" />
+
+    <TextView
+        android:id="@+id/esqueciAPalavraPasseButton"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="Esqueci a Palavra-Passe"
+        android:textColor="#03A9F4"
+        app:layout_constraintEnd_toEndOf="@+id/palavraPasseEditText"
+        app:layout_constraintHorizontal_bias="0.993"
+        app:layout_constraintStart_toStartOf="@+id/palavraPasseEditText"
+        app:layout_constraintTop_toBottomOf="@+id/palavraPasseEditText" />
+
+    <androidx.appcompat.widget.AppCompatButton
+        android:id="@+id/criarContaButton"
+        android:layout_width="250dp"
+        android:layout_height="45dp"
+        android:layout_marginTop="12dp"
+        android:backgroundTint="#FFFFFF"
+        android:text="Criar conta"
+        app:layout_constraintEnd_toEndOf="@+id/entarButton"
+        app:layout_constraintHorizontal_bias="0.0"
+        app:layout_constraintStart_toStartOf="@+id/entarButton"
+        app:layout_constraintTop_toBottomOf="@+id/entarButton" />
+
+    <TextView
+        android:id="@+id/bemVindoTextView"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="24dp"
+        android:text="BEM VINDO"
+        android:textSize="34sp"
+        app:layout_constraintEnd_toEndOf="@+id/imageView"
+        app:layout_constraintStart_toStartOf="@+id/imageView"
+        app:layout_constraintTop_toBottomOf="@+id/imageView" />
 </androidx.constraintlayout.widget.ConstraintLayout>

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

@@ -30,4 +30,5 @@
         app:layout_constraintTop_toTopOf="parent"
         app:navGraph="@navigation/mobile_navigation" />
 
+
 </androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/menu/bottom_nav_menu.xml

@@ -1,11 +1,17 @@
 <?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
+<menu xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:android="http://schemas.android.com/apk/res/android">
 
     <item
-        android:id="@+id/navigation_home"
+        android:id="@+id/navigation_inicio"
         android:icon="@drawable/ic_home_black_24dp"
         android:title="@string/title_home" />
 
+    <item
+        android:id="@+id/app_bar_search"
+        android:icon="@drawable/ic_search_black_24dp"
+        android:title="Search"
+        app:actionViewClass="android.widget.SearchView" />
     <item
         android:id="@+id/navigation_dashboard"
         android:icon="@drawable/ic_dashboard_black_24dp"

app/src/main/res/navigation/mobile_navigation.xml

@@ -3,10 +3,10 @@
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/mobile_navigation"
-    app:startDestination="@+id/navigation_home">
+    app:startDestination="@+id/navigation_inicio">
 
     <fragment
-        android:id="@+id/navigation_home"
+        android:id="@+id/navigation_inicio"
         android:name="com.example.cuida.ui.home.HomeFragment"
         android:label="@string/title_home"
         tools:layout="@layout/fragment_home" />

build.gradle.kts

@@ -1,4 +1,5 @@
 // Top-level build file where you can add configuration options common to all sub-projects/modules.
 plugins {
     alias(libs.plugins.android.application) apply false
+    alias(libs.plugins.google.gms.google.services) apply false
 }

gradle/libs.versions.toml

@@ -11,6 +11,14 @@ lifecycleViewmodelKtx = "2.6.1"
 navigationFragment = "2.6.0"
 navigationUi = "2.6.0"
 activity = "1.11.0"
+googleGmsGoogleServices = "4.4.4"
+firebaseAi = "17.6.0"
+cameraCamera2Pipe = "1.6.0-alpha01"
+firebaseAuth = "24.0.1"
+credentials = "1.5.0"
+credentialsPlayServicesAuth = "1.5.0"
+googleid = "1.1.1"
+mediarouter = "1.8.1"
 
 [libraries]
 junit = { group = "junit", name = "junit", version.ref = "junit" }
@@ -24,7 +32,15 @@ lifecycle-viewmodel-ktx = { group = "androidx.lifecycle", name = "lifecycle-view
 navigation-fragment = { group = "androidx.navigation", name = "navigation-fragment", version.ref = "navigationFragment" }
 navigation-ui = { group = "androidx.navigation", name = "navigation-ui", version.ref = "navigationUi" }
 activity = { group = "androidx.activity", name = "activity", version.ref = "activity" }
+firebase-ai = { group = "com.google.firebase", name = "firebase-ai", version.ref = "firebaseAi" }
+camera-camera2-pipe = { group = "androidx.camera", name = "camera-camera2-pipe", version.ref = "cameraCamera2Pipe" }
+firebase-auth = { group = "com.google.firebase", name = "firebase-auth", version.ref = "firebaseAuth" }
+credentials = { group = "androidx.credentials", name = "credentials", version.ref = "credentials" }
+credentials-play-services-auth = { group = "androidx.credentials", name = "credentials-play-services-auth", version.ref = "credentialsPlayServicesAuth" }
+googleid = { group = "com.google.android.libraries.identity.googleid", name = "googleid", version.ref = "googleid" }
+mediarouter = { group = "androidx.mediarouter", name = "mediarouter", version.ref = "mediarouter" }
 
 [plugins]
 android-application = { id = "com.android.application", version.ref = "agp" }
+google-gms-google-services = { id = "com.google.gms.google-services", version.ref = "googleGmsGoogleServices" }