a localizaçao esta funcionando + ou - certo

.idea/deploymentTargetSelector.xml

@@ -18,12 +18,12 @@
           <targets>
             <Target type="DEFAULT_BOOT">
               <handle>
-                <DeviceId pluginId="PhysicalDevice" identifier="serial=rogmvsfmmfus95e6" />
+                <DeviceId pluginId="LocalEmulator" identifier="path=/Users/230408/.android/avd/Pixel_7.avd" />
               </handle>
             </Target>
             <Target type="DEFAULT_BOOT">
               <handle>
-                <DeviceId pluginId="LocalEmulator" identifier="path=/Users/230408/.android/avd/Pixel_9_Pro.avd" />
+                <DeviceId pluginId="LocalEmulator" identifier="path=/Users/230408/.android/avd/Pixel_7_filho.avd" />
               </handle>
             </Target>
           </targets>

app/src/main/AndroidManifest.xml

@@ -4,16 +4,23 @@
 
     <uses-permission android:name="android.permission.ACCESS_FINE_LOCATION" />
     <uses-permission android:name="android.permission.ACCESS_COARSE_LOCATION" />
-
     <uses-permission android:name="android.permission.ACCESS_BACKGROUND_LOCATION" />
 
     <uses-permission android:name="android.permission.INTERNET" />
     <uses-permission android:name="android.permission.ACCESS_NETWORK_STATE" />
+    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
 
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE" />
-
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE_LOCATION" />
-    <uses-permission android:name="android.permission.POST_NOTIFICATIONS" />
+    <uses-permission android:name="android.permission.WAKE_LOCK" />
+
+    <queries>
+        <package android:name="com.google.android.gms" />
+        <intent>
+            <action android:name="com.google.android.geo.API_KEY" />
+        </intent>
+    </queries>
+
     <application
         android:allowBackup="true"
         android:dataExtractionRules="@xml/data_extraction_rules"
@@ -22,12 +29,17 @@
         android:label="@string/app_name"
         android:roundIcon="@mipmap/ic_launcher_round"
         android:supportsRtl="true"
-        android:theme="@style/Theme.PAP_FindU">
+        android:theme="@style/Theme.PAP_FindU"
+        tools:targetApi="34">
 
         <meta-data
             android:name="com.google.android.geo.API_KEY"
             android:value="AIzaSyAxen212OKqkfpu1AbWajLGTCTSdRhJWlM" />
 
+        <meta-data
+            android:name="com.google.android.gms.version"
+            android:value="@integer/google_play_services_version" />
+
         <service
             android:name=".LocationService"
             android:enabled="true"
@@ -37,9 +49,11 @@
         <activity
             android:name=".CriarConta"
             android:exported="false" />
+
         <activity
             android:name=".Recuperar_Passe"
             android:exported="false" />
+
         <activity
             android:name=".ChatActivity"
             android:exported="false" />
@@ -56,6 +70,7 @@
         <activity
             android:name=".AddZoneActivity"
             android:exported="false" />
+
         <activity
             android:name=".MainActivity"
             android:exported="true"
@@ -64,6 +79,7 @@
         <activity
             android:name=".EditProfileActivity"
             android:exported="false" />
+
         <activity
             android:name=".SecurityActivity"
             android:exported="false" />

app/src/main/java/com/example/pap_findu/ChatActivity.java

@@ -2,16 +2,24 @@ package com.example.pap_findu;
 
 import android.os.Bundle;
 import android.text.TextUtils;
-import android.view.View;
+import android.util.Log;
 import android.widget.EditText;
 import android.widget.ImageButton;
+import android.widget.Toast;
 
+import androidx.annotation.NonNull;
 import androidx.appcompat.app.AppCompatActivity;
 import androidx.recyclerview.widget.LinearLayoutManager;
 import androidx.recyclerview.widget.RecyclerView;
 
 import com.example.pap_findu.adapters.ChatAdapter;
 import com.example.pap_findu.models.ChatMessage;
+import com.google.firebase.auth.FirebaseAuth;
+import com.google.firebase.database.DataSnapshot;
+import com.google.firebase.database.DatabaseError;
+import com.google.firebase.database.DatabaseReference;
+import com.google.firebase.database.FirebaseDatabase;
+import com.google.firebase.database.ValueEventListener;
 
 import java.text.SimpleDateFormat;
 import java.util.ArrayList;
@@ -28,50 +36,101 @@ public class ChatActivity extends AppCompatActivity {
     private ChatAdapter adapter;
     private List<ChatMessage> messageList;
 
+    private DatabaseReference chatRef;
+    private String currentUserId;
+    private String accessCode;
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
         setContentView(R.layout.chat_activity);
 
+        // 1. Inicializar Firebase e User
+        currentUserId = FirebaseAuth.getInstance().getUid();
+
+        // Recuperamos o código da "sala" (partilhado entre pai e filho)
+        accessCode = getSharedPreferences("FindU_Prefs", MODE_PRIVATE)
+                .getString("child_access_code", null);
+
+        if (accessCode == null) {
+            Toast.makeText(this, "Erro: Sala de chat não encontrada", Toast.LENGTH_SHORT).show();
+            finish();
+            return;
+        }
+
+        // Caminho no Firebase: chats / 123456 / messages
+        chatRef = FirebaseDatabase.getInstance().getReference("chats")
+                .child(accessCode)
+                .child("messages");
+
+        // 2. Ligar Componentes do Teu Layout
         recyclerChat = findViewById(R.id.recycler_chat);
         editChatMessage = findViewById(R.id.edit_chat_message);
         btnSend = findViewById(R.id.btnSend);
         btnBack = findViewById(R.id.btnBack);
 
-        // Initialize Message List with some dummy data
+        // 3. Configurar RecyclerView e Adapter
         messageList = new ArrayList<>();
-        messageList.add(new ChatMessage("Olá Miguel! Tudo bem?", true, "10:30"));
-        messageList.add(new ChatMessage("Cheguei bem à escola.", false, "10:32"));
-        messageList.add(new ChatMessage("Ainda bem! Qualquer coisa avisa.", true, "10:33"));
-
-        // Setup Adapter
         adapter = new ChatAdapter(messageList);
         recyclerChat.setLayoutManager(new LinearLayoutManager(this));
         recyclerChat.setAdapter(adapter);
 
-        // Scroll to bottom
+        // 4. Lógica do Botão Enviar
-        recyclerChat.scrollToPosition(messageList.size() - 1);
-
-        // Send Button Logic
         btnSend.setOnClickListener(v -> {
             String text = editChatMessage.getText().toString().trim();
             if (!TextUtils.isEmpty(text)) {
-                sendMessage(text);
+                sendMessageToFirebase(text);
             }
         });
 
-        // Back Button Logic
+        // 5. Lógica do Botão Voltar
         btnBack.setOnClickListener(v -> finish());
+
+        // 6. Começar a ouvir mensagens em tempo real
+        listenForMessages();
     }
 
-    private void sendMessage(String text) {
+    private void sendMessageToFirebase(String text) {
         String currentTime = new SimpleDateFormat("HH:mm", Locale.getDefault()).format(new Date());
-        ChatMessage newMessage = new ChatMessage(text, true, currentTime);
 
-        messageList.add(newMessage);
+        // Criamos a mensagem com o ID de quem envia
-        adapter.notifyItemInserted(messageList.size() - 1);
+        ChatMessage newMessage = new ChatMessage(text, currentUserId, currentTime);
-        recyclerChat.scrollToPosition(messageList.size() - 1);
 
-        editChatMessage.setText("");
+        // "Empurramos" para o Firebase (Gera um ID único automático)
+        chatRef.push().setValue(newMessage)
+                .addOnSuccessListener(aVoid -> {
+                    editChatMessage.setText(""); // Limpa o campo se correu bem
+                })
+                .addOnFailureListener(e -> {
+                    Toast.makeText(this, "Erro ao enviar", Toast.LENGTH_SHORT).show();
+                });
+    }
+
+    private void listenForMessages() {
+        chatRef.addValueEventListener(new ValueEventListener() {
+            @Override
+            public void onDataChange(@NonNull DataSnapshot snapshot) {
+                messageList.clear();
+                for (DataSnapshot data : snapshot.getChildren()) {
+                    ChatMessage msg = data.getValue(ChatMessage.class);
+                    if (msg != null) {
+                        // Se o senderId for o MEU, o adapter desenha à direita (azul)
+                        msg.setSentByMe(msg.getSenderId().equals(currentUserId));
+                        messageList.add(msg);
+                    }
+                }
+                adapter.notifyDataSetChanged();
+
+                // Faz scroll automático para a última mensagem
+                if (messageList.size() > 0) {
+                    recyclerChat.scrollToPosition(messageList.size() - 1);
+                }
+            }
+
+            @Override
+            public void onCancelled(@NonNull DatabaseError error) {
+                Log.e("ChatActivity", "Erro no Firebase: " + error.getMessage());
+            }
+        });
     }
 }

app/src/main/java/com/example/pap_findu/LocationService.java

@@ -4,7 +4,6 @@ import android.Manifest;
 import android.content.pm.PackageManager;
 import android.content.pm.ServiceInfo;
 import androidx.core.content.ContextCompat;
-
 import android.app.Notification;
 import android.app.NotificationChannel;
 import android.app.NotificationManager;
@@ -14,6 +13,7 @@ import android.location.Location;
 import android.os.Build;
 import android.os.IBinder;
 import android.os.Looper;
+import android.util.Log;
 
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
@@ -25,10 +25,6 @@ import com.google.android.gms.location.LocationRequest;
 import com.google.android.gms.location.LocationResult;
 import com.google.android.gms.location.LocationServices;
 import com.google.android.gms.location.Priority;
-
-// IMPORTAÇÕES ADICIONADAS PARA A AUTENTICAÇÃO AUTOMÁTICA
-import com.google.firebase.auth.FirebaseAuth;
-import com.google.firebase.auth.FirebaseUser;
 import com.google.firebase.database.DatabaseReference;
 import com.google.firebase.database.FirebaseDatabase;
 
@@ -41,97 +37,62 @@ public class LocationService extends Service {
     private LocationCallback locationCallback;
     private DatabaseReference databaseReference;
 
-    @Nullable
-    @Override
-    public IBinder onBind(Intent intent) {
-        return null;
-    }
-
     @Override
     public void onCreate() {
         super.onCreate();
-
-        // Inicializa o cliente de GPS
         fusedLocationClient = LocationServices.getFusedLocationProviderClient(this);
 
-        // =================================================================
+        String childCode = getSharedPreferences("FindU_Prefs", MODE_PRIVATE)
-        // AUTOMAÇÃO: Vai buscar o ID do Filho que está logado neste telemóvel
+                .getString("child_access_code", null);
-        // =================================================================
-        FirebaseUser currentUser = FirebaseAuth.getInstance().getCurrentUser();
 
-        if (currentUser != null) {
+        if (childCode != null) {
-            String myUid = currentUser.getUid(); // Pega o ID único gerado pelo Firebase
+            // CAMINHO EXATO: Direto na raiz, como na tua print
-
+            databaseReference = FirebaseDatabase.getInstance().getReference(childCode).child("live_location");
-            // Cria a referência da base de dados usando este ID dinâmico
-            databaseReference = FirebaseDatabase.getInstance().getReference("users/" + myUid + "/live_location");
         }
     }
 
     @Override
     public int onStartCommand(Intent intent, int flags, int startId) {
-        // 1. Cria o Canal e a Notificação IMEDIATAMENTE
         createNotificationChannel();
         Notification notification = new NotificationCompat.Builder(this, "LocationChannel")
                 .setContentTitle("FindU Ativo")
-                .setContentText("A monitorizar a localização em tempo real...")
+                .setContentText("A partilhar localização real...")
                 .setSmallIcon(R.mipmap.ic_launcher)
                 .build();
 
-        // 2. ENVOLVER TUDO NUM TRY-CATCH PARA EVITAR CRASHES NO ANDROID 14
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
-        try {
+            startForeground(1, notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_LOCATION);
-            // O Android Q (API 29) e superior permite/exige especificar o tipo de serviço no código
+        } else {
-            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            startForeground(1, notification);
-                startForeground(1, notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_LOCATION);
+        }
-            } else {
-                startForeground(1, notification);
-            }
 
-            // 3. Verifica permissão ANTES de ligar o motor de GPS
+        if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
-            if (ContextCompat.checkSelfPermission(this, Manifest.permission.ACCESS_FINE_LOCATION) == PackageManager.PERMISSION_GRANTED) {
+            requestLocationUpdates();
-                // Se tem permissão, arranca com a recolha de coordenadas!
-                requestLocationUpdates();
-            } else {
-                // Se por acaso a permissão falhou, desliga-se silenciosamente
-                stopForeground(true);
-                stopSelf();
-            }
-
-        } catch (Exception e) {
-            // Se o sistema operativo forçar uma paragem (muito comum em emuladores), apanhamos o erro aqui!
-            e.printStackTrace();
-            stopSelf();
         }
 
         return START_STICKY;
     }
 
-    @SuppressWarnings("MissingPermission")
     private void requestLocationUpdates() {
-        // Configura a frequência do GPS (a cada 10 segundos, só se mover 5 metros)
+        // Pedimos atualizações de 2 em 2 segundos
-        LocationRequest locationRequest = new LocationRequest.Builder(Priority.PRIORITY_HIGH_ACCURACY, 10000)
+        LocationRequest locationRequest = new LocationRequest.Builder(Priority.PRIORITY_HIGH_ACCURACY, 2000)
-                .setMinUpdateDistanceMeters(5.0f)
+                .setMinUpdateDistanceMeters(0)
                 .build();
 
         locationCallback = new LocationCallback() {
             @Override
             public void onLocationResult(@NonNull LocationResult locationResult) {
-                super.onLocationResult(locationResult);
                 for (Location location : locationResult.getLocations()) {
-                    // Prepara os dados
+                    // FILTRO CRÍTICO: Se for a latitude da Google (37.42...), IGNORA.
-                    Map<String, Object> locationData = new HashMap<>();
+                    if (Math.abs(location.getLatitude() - 37.4219) > 0.001) {
-                    locationData.put("latitude", location.getLatitude());
+                        updateFirebase(location);
-                    locationData.put("longitude", location.getLongitude());
+                    } else {
-                    locationData.put("last_updated", System.currentTimeMillis());
+                        Log.d("LocationService", "Ignorada localização falsa da Califórnia");
-
-                    // Verifica se o utilizador não é nulo antes de enviar para o Firebase
-                    if (databaseReference != null) {
-                        databaseReference.setValue(locationData);
                     }
                 }
             }
         };
 
-        // Outro try-catch de segurança para a comunicação com os serviços do Google (GMS)
         try {
             fusedLocationClient.requestLocationUpdates(locationRequest, locationCallback, Looper.getMainLooper());
         } catch (SecurityException e) {
@@ -139,27 +100,32 @@ public class LocationService extends Service {
         }
     }
 
-    @Override
+    private void updateFirebase(Location location) {
-    public void onDestroy() {
+        if (databaseReference != null) {
-        super.onDestroy();
+            Map<String, Object> data = new HashMap<>();
-        // Quando o serviço for desligado, para de usar o GPS para poupar bateria
+            data.put("latitude", location.getLatitude());
-        if (fusedLocationClient != null && locationCallback != null) {
+            data.put("longitude", location.getLongitude());
-            fusedLocationClient.removeLocationUpdates(locationCallback);
+            data.put("last_updated", System.currentTimeMillis());
+
+            databaseReference.setValue(data);
+            Log.d("LocationService", "Enviada localização REAL: " + location.getLatitude());
         }
     }
 
-    // Cria o Canal de Notificação (obrigatório a partir do Android 8.0)
+    @Override
+    public void onDestroy() {
+        if (fusedLocationClient != null && locationCallback != null) {
+            fusedLocationClient.removeLocationUpdates(locationCallback);
+        }
+        super.onDestroy();
+    }
+
+    @Nullable @Override public IBinder onBind(Intent intent) { return null; }
+
     private void createNotificationChannel() {
         if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
-            NotificationChannel channel = new NotificationChannel(
+            NotificationChannel channel = new NotificationChannel("LocationChannel", "GPS", NotificationManager.IMPORTANCE_LOW);
-                    "LocationChannel",
+            getSystemService(NotificationManager.class).createNotificationChannel(channel);
-                    "Monitoramento de Localização",
-                    NotificationManager.IMPORTANCE_LOW // Low para não fazer barulho nem vibrar
-            );
-            NotificationManager manager = getSystemService(NotificationManager.class);
-            if (manager != null) {
-                manager.createNotificationChannel(channel);
-            }
         }
     }
 }

app/src/main/java/com/example/pap_findu/login_activity.java

@@ -1,6 +1,7 @@
 package com.example.pap_findu;
 
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.os.Bundle;
 import android.text.InputType;
 import android.text.TextUtils;
@@ -25,10 +26,11 @@ import com.google.firebase.Timestamp;
 import com.google.firebase.auth.AuthResult;
 import com.google.firebase.auth.FirebaseAuth;
 import com.google.firebase.auth.FirebaseUser;
-import com.google.firebase.firestore.DocumentSnapshot;
 import com.google.firebase.firestore.FirebaseFirestore;
 
 import java.util.Date;
+import java.util.HashMap;
+import java.util.Map;
 
 public class login_activity extends AppCompatActivity {
 
@@ -37,7 +39,6 @@ public class login_activity extends AppCompatActivity {
     private Button btnLogin;
     private TextView criarContaTextView;
 
-    // --- NOVAS VARIÁVEIS PARA O FILHO ---
     private MaterialButton btnChildLogin;
     private FirebaseFirestore db;
     private FirebaseAuth mAuth;
@@ -54,68 +55,46 @@ public class login_activity extends AppCompatActivity {
             return insets;
         });
 
-        // Inicializar Firebase Auth e Firestore
         mAuth = FirebaseAuth.getInstance();
         db = FirebaseFirestore.getInstance();
 
-        // Vincular componentes
         emailEditText = findViewById(R.id.emailEditText);
         passwordEditText = findViewById(R.id.passwordEditText);
         btnLogin = findViewById(R.id.btnLogin);
         criarContaTextView = findViewById(R.id.criarContaTextView);
-
-        // Novo botão do filho (Certifique-se que adicionou no XML com id btnChildLogin)
         btnChildLogin = findViewById(R.id.btnChildLogin);
 
-        // --- LÓGICA 1: LOGIN DO PAI (Seu código original) ---
+        btnLogin.setOnClickListener(v -> {
-        btnLogin.setOnClickListener(new View.OnClickListener() {
+            String email = emailEditText.getText().toString();
-            @Override
+            String password = passwordEditText.getText().toString();
-            public void onClick(View v) {
-                String email = emailEditText.getText().toString();
-                String password = passwordEditText.getText().toString();
 
-                if (email.isEmpty() || password.isEmpty()) {
+            if (email.isEmpty() || password.isEmpty()) {
-                    Toast.makeText(login_activity.this, "Por favor, preencha todos os campos.", Toast.LENGTH_SHORT).show();
+                Toast.makeText(login_activity.this, "Por favor, preencha todos os campos.", Toast.LENGTH_SHORT).show();
-                    return;
+                return;
-                }
-
-                mAuth.signInWithEmailAndPassword(email, password)
-                        .addOnCompleteListener(login_activity.this, new OnCompleteListener<AuthResult>() {
-                            @Override
-                            public void onComplete(@NonNull Task<AuthResult> task) {
-                                if (task.isSuccessful()) {
-                                    Toast.makeText(login_activity.this, "Login com sucesso.", Toast.LENGTH_SHORT).show();
-                                    goToMainActivity();
-                                } else {
-                                    Toast.makeText(login_activity.this, "Falha na autenticação.", Toast.LENGTH_SHORT).show();
-                                }
-                            }
-                        });
             }
+
+            mAuth.signInWithEmailAndPassword(email, password)
+                    .addOnCompleteListener(login_activity.this, task -> {
+                        if (task.isSuccessful()) {
+                            Toast.makeText(login_activity.this, "Login com sucesso.", Toast.LENGTH_SHORT).show();
+                            goToMainActivity();
+                        } else {
+                            Toast.makeText(login_activity.this, "Falha na autenticação.", Toast.LENGTH_SHORT).show();
+                        }
+                    });
         });
 
-        // --- LÓGICA 2: LOGIN DO FILHO (Novo código) ---
+        btnChildLogin.setOnClickListener(v -> showChildLoginDialog());
-        btnChildLogin.setOnClickListener(new View.OnClickListener() {
-            @Override
-            public void onClick(View v) {
-                showChildLoginDialog();
-            }
-        });
 
-        // --- LÓGICA 3: CRIAR CONTA ---
+        criarContaTextView.setOnClickListener(v -> {
-        criarContaTextView.setOnClickListener(new View.OnClickListener() {
+            Intent intent = new Intent(login_activity.this, CriarConta.class);
-            @Override
+            startActivity(intent);
-            public void onClick(View v) {
-                Intent intent = new Intent(login_activity.this, CriarConta.class);
-                startActivity(intent);
-            }
         });
     }
 
     @Override
     public void onStart() {
         super.onStart();
-        // Verifica se já está logado
         FirebaseUser currentUser = mAuth.getCurrentUser();
         if(currentUser != null){
             goToMainActivity();
@@ -124,28 +103,21 @@ public class login_activity extends AppCompatActivity {
 
     private void goToMainActivity() {
         Intent intent = new Intent(login_activity.this, MainActivity.class);
-        // Limpa a pilha para não voltar ao login com o botão voltar
         intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
         startActivity(intent);
         finish();
     }
 
-    // ==========================================================
-    // MÉTODOS DE LOGIN DO FILHO
-    // ==========================================================
-
     private void showChildLoginDialog() {
         AlertDialog.Builder builder = new AlertDialog.Builder(this);
         builder.setTitle("Acesso do Filho");
         builder.setMessage("Digite o código de 6 dígitos gerado pelo pai:");
 
-        // Cria uma caixa de texto dentro do alerta
         final EditText inputCode = new EditText(this);
         inputCode.setInputType(InputType.TYPE_CLASS_NUMBER);
         inputCode.setHint("Ex: 123456");
         builder.setView(inputCode);
 
-        // Botão Entrar do Alerta
         builder.setPositiveButton("Entrar", (dialog, which) -> {
             String code = inputCode.getText().toString().trim();
             if (!TextUtils.isEmpty(code)) {
@@ -160,14 +132,12 @@ public class login_activity extends AppCompatActivity {
     }
 
     private void verifyChildCode(String code) {
-        // Verifica no Firestore se o código existe
         db.collection("login_codes").document(code).get()
                 .addOnSuccessListener(document -> {
                     if (document.exists()) {
                         boolean used = Boolean.TRUE.equals(document.getBoolean("used"));
                         Timestamp expiresAt = document.getTimestamp("expiresAt");
 
-                        // Validações
                         if (used) {
                             Toast.makeText(this, "Este código já foi usado.", Toast.LENGTH_LONG).show();
                             return;
@@ -179,7 +149,20 @@ public class login_activity extends AppCompatActivity {
 
                         // SUCESSO: O código é bom!
                         String parentId = document.getString("parentId");
-                        loginChildAnonymously(code, parentId);
+                        String childName = document.getString("childName");
+
+                        // =======================================================
+                        // ASSOCIAÇÃO AUTOMÁTICA: Cria o registo na coleção 'children'
+                        // =======================================================
+                        Map<String, Object> childData = new HashMap<>();
+                        childData.put("parentId", parentId);
+                        childData.put("accessCode", code);
+                        childData.put("name", childName != null ? childName : "Filho");
+                        childData.put("createdAt", new Timestamp(new Date()));
+
+                        db.collection("children").document(code).set(childData)
+                                .addOnSuccessListener(aVoid -> loginChildAnonymously(code, parentId))
+                                .addOnFailureListener(e -> Toast.makeText(this, "Erro ao associar filho.", Toast.LENGTH_SHORT).show());
 
                     } else {
                         Toast.makeText(this, "Código inválido.", Toast.LENGTH_SHORT).show();
@@ -189,13 +172,18 @@ public class login_activity extends AppCompatActivity {
     }
 
     private void loginChildAnonymously(String code, String parentId) {
-        // Faz login anônimo (sem email)
         mAuth.signInAnonymously()
                 .addOnCompleteListener(this, task -> {
                     if (task.isSuccessful()) {
-                        // 1. Invalida o código para ninguém usar de novo
+                        // Invalida o código no Firestore
                         db.collection("login_codes").document(code).update("used", true);
 
+                        // Guarda o código para o LocationService usar
+                        getSharedPreferences("FindU_Prefs", MODE_PRIVATE)
+                                .edit()
+                                .putString("child_access_code", code)
+                                .apply();
+
                         Toast.makeText(this, "Conectado como Filho!", Toast.LENGTH_SHORT).show();
                         goToMainActivity();
                     } else {

app/src/main/java/com/example/pap_findu/models/ChatMessage.java

@@ -2,24 +2,53 @@ package com.example.pap_findu.models;
 
 public class ChatMessage {
     private String message;
-    private boolean isSentByMe;
+    private String senderId;
     private String timestamp;
+    private boolean isSentByMe;
 
-    public ChatMessage(String message, boolean isSentByMe, String timestamp) {
+    // 1. Construtor Vazio (OBRIGATÓRIO para o Firebase conseguir ler os dados)
+    public ChatMessage() {
+    }
+
+    // 2. Construtor para enviar mensagens (usado na ChatActivity)
+    public ChatMessage(String message, String senderId, String timestamp) {
         this.message = message;
-        this.isSentByMe = isSentByMe;
+        this.senderId = senderId;
         this.timestamp = timestamp;
     }
 
+    // --- Getters e Setters ---
+
     public String getMessage() {
         return message;
     }
 
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public String getSenderId() {
+        return senderId;
+    }
+
+    public void setSenderId(String senderId) {
+        this.senderId = senderId;
+    }
+
+    public String getTimestamp() {
+        return timestamp;
+    }
+
+    public void setTimestamp(String timestamp) {
+        this.timestamp = timestamp;
+    }
+
     public boolean isSentByMe() {
         return isSentByMe;
     }
 
-    public String getTimestamp() {
+    // Este setter é usado na ChatActivity dentro do loop listenForMessages
-        return timestamp;
+    public void setSentByMe(boolean sentByMe) {
+        isSentByMe = sentByMe;
     }
 }

app/src/main/java/com/example/pap_findu/ui/map/MapFragment.java

@@ -4,6 +4,7 @@ import android.app.AlertDialog;
 import android.content.ClipData;
 import android.content.ClipboardManager;
 import android.content.Context;
+import android.content.Intent;
 import android.os.Bundle;
 import android.util.Log;
 import android.view.LayoutInflater;
@@ -13,16 +14,21 @@ import android.widget.Button;
 import android.widget.Toast;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.fragment.app.Fragment;
 
+import com.example.pap_findu.ChatActivity;
 import com.example.pap_findu.R;
 import com.google.android.gms.maps.CameraUpdateFactory;
 import com.google.android.gms.maps.GoogleMap;
 import com.google.android.gms.maps.OnMapReadyCallback;
 import com.google.android.gms.maps.SupportMapFragment;
+import com.google.android.gms.maps.model.BitmapDescriptorFactory;
 import com.google.android.gms.maps.model.LatLng;
 import com.google.android.gms.maps.model.Marker;
 import com.google.android.gms.maps.model.MarkerOptions;
+import com.google.android.material.button.MaterialButton;
+import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.firebase.auth.FirebaseAuth;
 import com.google.firebase.auth.FirebaseUser;
 import com.google.firebase.database.DataSnapshot;
@@ -31,7 +37,6 @@ import com.google.firebase.database.DatabaseReference;
 import com.google.firebase.database.FirebaseDatabase;
 import com.google.firebase.database.ValueEventListener;
 import com.google.firebase.firestore.FirebaseFirestore;
-import com.google.firebase.firestore.QuerySnapshot;
 
 public class MapFragment extends Fragment implements OnMapReadyCallback {
 
@@ -41,18 +46,19 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
     private FirebaseFirestore db;
     private FirebaseAuth auth;
 
-    // Variáveis para o Mapa e Tempo Real
+    private FloatingActionButton btnAbrirChat;
+    private MaterialButton btnSOS;
+
     private GoogleMap mMap;
     private Marker childMarker;
     private DatabaseReference locationRef;
     private ValueEventListener locationListener;
 
-    // VARIÁVEL ADICIONADA PARA GUARDAR O ID DA CRIANÇA AUTOMATICAMENTE
     private String currentChildId = null;
 
-    public View onCreateView(@NonNull LayoutInflater inflater,
+    @Nullable
-                             ViewGroup container, Bundle savedInstanceState) {
+    @Override
-
+    public View onCreateView(@NonNull LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
         View root = inflater.inflate(R.layout.fragment_map, container, false);
 
         db = FirebaseFirestore.getInstance();
@@ -61,16 +67,14 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
         layoutEmptyState = root.findViewById(R.id.layoutEmptyState);
         mapContainer = root.findViewById(R.id.mapContainer);
         btnAddChild = root.findViewById(R.id.btnAddChild);
+        btnAbrirChat = root.findViewById(R.id.btnAbrirChat);
+        btnSOS = root.findViewById(R.id.btnSOS);
+
+        if (btnAbrirChat != null) btnAbrirChat.setVisibility(View.GONE);
+        if (btnSOS != null) btnSOS.setVisibility(View.GONE);
 
         if (btnAddChild != null) {
-            btnAddChild.setOnClickListener(v -> {
+            btnAddChild.setOnClickListener(v -> openAddChildScreen());
-                FirebaseUser user = auth.getCurrentUser();
-                if (user != null) {
-                    openAddChildScreen();
-                } else {
-                    Toast.makeText(getContext(), "Erro: Utilizador não autenticado", Toast.LENGTH_SHORT).show();
-                }
-            });
         }
 
         checkUserTypeAndShowScreen();
@@ -83,12 +87,11 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
         if (user == null) return;
 
         if (user.isAnonymous()) {
-            if (btnAddChild != null) btnAddChild.setVisibility(View.GONE);
             showMapState();
-            return;
+            setupChildButtons();
+        } else {
+            checkIfHasChildren();
         }
-
-        checkIfHasChildren();
     }
 
     private void checkIfHasChildren() {
@@ -101,19 +104,14 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
                 .get()
                 .addOnCompleteListener(task -> {
                     if (task.isSuccessful() && task.getResult() != null && !task.getResult().isEmpty()) {
-
+                        currentChildId = task.getResult().getDocuments().get(0).getString("accessCode");
-                        // =================================================================
-                        // AUTOMAÇÃO: Encontra a criança e extrai o ID dela!
-                        // =================================================================
-                        var document = task.getResult().getDocuments().get(0);
-
-                        // MUITO IMPORTANTE: Mude "uid" para o nome do campo na sua base de dados que tem o ID do filho!
-                        currentChildId = document.getString("uid");
-
                         if (currentChildId != null) {
-                            showMapState(); // Se encontrou o ID, carrega o mapa
+                            showMapState();
+                            setupChildButtons();
+                            if (mMap != null) {
+                                startListeningToChildLocation();
+                            }
                         } else {
-                            Toast.makeText(getContext(), "Erro: Criança encontrada, mas sem ID.", Toast.LENGTH_SHORT).show();
                             showEmptyState();
                         }
                     } else {
@@ -122,83 +120,98 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
                 });
     }
 
+    private void setupChildButtons() {
+        if (btnAbrirChat != null) {
+            btnAbrirChat.setVisibility(View.VISIBLE);
+            btnAbrirChat.setOnClickListener(v -> {
+                String roomCode = auth.getCurrentUser().isAnonymous() ?
+                        requireContext().getSharedPreferences("FindU_Prefs", Context.MODE_PRIVATE).getString("child_access_code", null) :
+                        currentChildId;
+
+                if (roomCode != null) {
+                    requireContext().getSharedPreferences("FindU_Prefs", Context.MODE_PRIVATE).edit().putString("child_access_code", roomCode).apply();
+                    startActivity(new Intent(getActivity(), ChatActivity.class));
+                }
+            });
+        }
+        if (btnSOS != null) btnSOS.setVisibility(View.VISIBLE);
+    }
+
     private void showMapState() {
         if (layoutEmptyState != null) layoutEmptyState.setVisibility(View.GONE);
         if (mapContainer != null) mapContainer.setVisibility(View.VISIBLE);
 
         SupportMapFragment mapFragment = (SupportMapFragment) getChildFragmentManager().findFragmentById(R.id.mapContainer);
-        if (mapFragment == null) {
+        if (mapFragment != null) {
-            mapFragment = SupportMapFragment.newInstance();
+            mapFragment.getMapAsync(this);
-            getChildFragmentManager().beginTransaction()
-                    .replace(R.id.mapContainer, mapFragment)
-                    .commit();
         }
-
-        mapFragment.getMapAsync(this);
     }
 
     @Override
     public void onMapReady(@NonNull GoogleMap googleMap) {
         mMap = googleMap;
+        FirebaseUser user = auth.getCurrentUser();
 
-        mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(0, 0), 2f));
+        if (user != null && user.isAnonymous()) {
-
+            try { mMap.setMyLocationEnabled(true); } catch (SecurityException e) {}
-        // Inicia a escuta APENAS se tivermos encontrado um ID válido
-        if (currentChildId != null) {
-            startListeningToChildLocation();
         } else {
-            Toast.makeText(getContext(), "A aguardar ligação à criança...", Toast.LENGTH_SHORT).show();
+            if (currentChildId != null) {
+                startListeningToChildLocation();
+            } else {
+                mMap.moveCamera(CameraUpdateFactory.newLatLngZoom(new LatLng(0, 0), 2f));
+            }
         }
     }
 
     private void startListeningToChildLocation() {
-        // =================================================================
+        if (currentChildId == null || mMap == null) return;
-        // AUTOMAÇÃO: Usa a variável currentChildId em vez de texto fixo
+
-        // =================================================================
+        // CORREÇÃO: Caminho direto na raiz como aparece no teu Firebase
-        locationRef = FirebaseDatabase.getInstance().getReference("users/" + currentChildId + "/live_location");
+        locationRef = FirebaseDatabase.getInstance().getReference(currentChildId).child("live_location");
+
+        if (locationListener != null) locationRef.removeEventListener(locationListener);
 
         locationListener = new ValueEventListener() {
             @Override
             public void onDataChange(@NonNull DataSnapshot snapshot) {
-                if (snapshot.exists()) {
+                if (snapshot.exists() && mMap != null) {
                     Double lat = snapshot.child("latitude").getValue(Double.class);
                     Double lng = snapshot.child("longitude").getValue(Double.class);
 
-                    if (lat != null && lng != null && mMap != null) {
+                    if (lat != null && lng != null) {
-                        LatLng childPosition = new LatLng(lat, lng);
+                        LatLng childPos = new LatLng(lat, lng);
 
-                        if (childMarker == null) {
+                        // FILTRO: Só atualiza o mapa se a localização NÃO for a da Google HQ (Califórnia)
-                            MarkerOptions markerOptions = new MarkerOptions()
+                        if (Math.abs(lat - 37.4219) > 0.001) {
-                                    .position(childPosition)
+                            if (childMarker == null) {
-                                    .title("Criança");
+                                childMarker = mMap.addMarker(new MarkerOptions()
+                                        .position(childPos)
+                                        .title("Filho")
+                                        .icon(BitmapDescriptorFactory.defaultMarker(BitmapDescriptorFactory.HUE_AZURE)));
+                            } else {
+                                childMarker.setPosition(childPos);
+                            }
 
-                            childMarker = mMap.addMarker(markerOptions);
+                            // Move a câmara automaticamente para Vila do Conde
-                            mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(childPosition, 16f));
+                            mMap.animateCamera(CameraUpdateFactory.newLatLngZoom(childPos, 17f));
+                            Log.d("MapFragment", "Pai recebeu localização real: " + lat);
                         } else {
-                            childMarker.setPosition(childPosition);
+                            Log.d("MapFragment", "Pai ignorou localização de teste (Califórnia)");
-                            mMap.animateCamera(CameraUpdateFactory.newLatLng(childPosition));
                         }
                     }
-                } else {
-                    Log.w("MapFragment", "Pasta de localização vazia ou inexistente para o ID: " + currentChildId);
                 }
             }
-
+            @Override public void onCancelled(@NonNull DatabaseError error) {
-            @Override
+                Log.e("MapFragment", "Erro ao ler Firebase: " + error.getMessage());
-            public void onCancelled(@NonNull DatabaseError error) {
-                Log.e("MapFragment", "Erro ao ler localização: " + error.getMessage());
             }
         };
-
         locationRef.addValueEventListener(locationListener);
     }
 
     @Override
     public void onDestroyView() {
         super.onDestroyView();
-        if (locationRef != null && locationListener != null) {
+        if (locationRef != null && locationListener != null) locationRef.removeEventListener(locationListener);
-            locationRef.removeEventListener(locationListener);
-        }
     }
 
     private void showEmptyState() {
@@ -213,19 +226,10 @@ public class MapFragment extends Fragment implements OnMapReadyCallback {
     }
 
     private void showCodeDialog(String code) {
-        if (getContext() == null) return;
+        new AlertDialog.Builder(requireContext())
-
-        ClipboardManager clipboard = (ClipboardManager) requireContext().getSystemService(Context.CLIPBOARD_SERVICE);
-        ClipData clip = ClipData.newPlainText("Código", code);
-        clipboard.setPrimaryClip(clip);
-        Toast.makeText(getContext(), "Código copiado!", Toast.LENGTH_SHORT).show();
-
-        new AlertDialog.Builder(getContext())
                 .setTitle("Filho Adicionado!")
-                .setMessage("O código de acesso é: " + code + "\n\n(Já copiado automaticamente)")
+                .setMessage("Código: " + code)
-                .setCancelable(false)
+                .setPositiveButton("OK", (d, w) -> checkIfHasChildren())
-                .setPositiveButton("Ir para o Mapa", (dialog, which) -> checkIfHasChildren())
-                .setNegativeButton("Adicionar Outro", (dialog, which) -> dialog.dismiss())
                 .show();
     }
 }

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

@@ -5,128 +5,72 @@
     xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
-    android:background="#F3F6FB">
+    tools:context=".ui.map.MapFragment">
 
-    <androidx.constraintlayout.widget.ConstraintLayout
+    <LinearLayout
         android:id="@+id/layoutEmptyState"
         android:layout_width="match_parent"
         android:layout_height="match_parent"
-        android:visibility="visible">
+        android:gravity="center"
-
+        android:orientation="vertical"
-        <View
+        android:visibility="gone">
-            android:id="@+id/viewHeader"
-            android:layout_width="match_parent"
-            android:layout_height="160dp"
-            android:background="@drawable/bg_header_rounded"
-            app:layout_constraintTop_toTopOf="parent" />
 
         <TextView
-            android:id="@+id/tvAppTitle"
             android:layout_width="wrap_content"
             android:layout_height="wrap_content"
-            android:layout_marginTop="24dp"
+            android:text="Ainda não tem filhos associados."
-            android:text="FindU"
+            android:textSize="18sp"
-            android:textColor="@android:color/white"
+            android:layout_marginBottom="16dp"/>
-            android:textSize="22sp"
-            android:textStyle="bold"
-            app:layout_constraintEnd_toEndOf="parent"
-            app:layout_constraintStart_toStartOf="parent"
-            app:layout_constraintTop_toTopOf="parent" />
 
-        <androidx.cardview.widget.CardView
+        <Button
-            android:id="@+id/cardEmptyState"
+            android:id="@+id/btnAddChild"
-            android:layout_width="match_parent"
+            android:layout_width="wrap_content"
-            android:layout_height="0dp"
+            android:layout_height="wrap_content"
-            android:layout_marginHorizontal="24dp"
+            android:text="Adicionar Filho" />
-            android:layout_marginTop="30dp"
+    </LinearLayout>
-            android:layout_marginBottom="24dp"
-            app:cardCornerRadius="20dp"
-            app:cardElevation="4dp"
-            app:layout_constraintBottom_toTopOf="@+id/btnSOS"
-            app:layout_constraintTop_toBottomOf="@+id/tvAppTitle">
-
-            <androidx.constraintlayout.widget.ConstraintLayout
-                android:layout_width="match_parent"
-                android:layout_height="match_parent"
-                android:padding="24dp">
-
-                <View
-                    android:id="@+id/bgIcon"
-                    android:layout_width="100dp"
-                    android:layout_height="100dp"
-                    android:background="@drawable/bg_circle_light_blue"
-                    app:layout_constraintBottom_toTopOf="@+id/tvNoChildTitle"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toTopOf="parent"
-                    app:layout_constraintVertical_chainStyle="packed" />
-
-                <ImageView
-                    android:layout_width="50dp"
-                    android:layout_height="50dp"
-                    android:src="@android:drawable/ic_menu_add"
-                    app:layout_constraintBottom_toBottomOf="@+id/bgIcon"
-                    app:layout_constraintEnd_toEndOf="@+id/bgIcon"
-                    app:layout_constraintStart_toStartOf="@+id/bgIcon"
-                    app:layout_constraintTop_toTopOf="@+id/bgIcon"
-                    app:tint="#3D6DFF" />
-
-                <TextView
-                    android:id="@+id/tvNoChildTitle"
-                    android:layout_width="wrap_content"
-                    android:layout_height="wrap_content"
-                    android:layout_marginTop="24dp"
-                    android:text="Nenhum filho adicionado"
-                    android:textSize="18sp"
-                    android:textStyle="bold"
-                    app:layout_constraintBottom_toTopOf="@+id/tvNoChildDesc"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@+id/bgIcon" />
-
-                <TextView
-                    android:id="@+id/tvNoChildDesc"
-                    android:layout_width="0dp"
-                    android:layout_height="wrap_content"
-                    android:layout_marginTop="8dp"
-                    android:gravity="center"
-                    android:text="Adicione o seu primeiro filho para começar."
-                    app:layout_constraintBottom_toTopOf="@+id/btnAddChild"
-                    app:layout_constraintEnd_toEndOf="parent"
-                    app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@+id/tvNoChildTitle" />
-
-                <com.google.android.material.button.MaterialButton
-                    android:id="@+id/btnAddChild"
-                    android:layout_width="match_parent"
-                    android:layout_height="60dp"
-                    android:text="Adicionar Filho"
-                    android:textStyle="bold"
-                    app:backgroundTint="#3D6DFF"
-                    app:cornerRadius="12dp"
-                    app:layout_constraintBottom_toBottomOf="parent" />
-
-            </androidx.constraintlayout.widget.ConstraintLayout>
-        </androidx.cardview.widget.CardView>
-
-        <com.google.android.material.button.MaterialButton
-            android:id="@+id/btnSOS"
-            android:layout_width="match_parent"
-            android:layout_height="65dp"
-            android:layout_marginHorizontal="24dp"
-            android:layout_marginBottom="24dp"
-            android:text="SOS"
-            app:backgroundTint="#D32F2F"
-            app:cornerRadius="16dp"
-            app:layout_constraintBottom_toBottomOf="parent"
-            app:layout_constraintStart_toStartOf="parent" />
-
-    </androidx.constraintlayout.widget.ConstraintLayout>
 
     <androidx.fragment.app.FragmentContainerView
         android:id="@+id/mapContainer"
-        android:layout_width="match_parent"
+        android:name="com.google.android.gms.maps.SupportMapFragment"
-        android:layout_height="match_parent"
+        android:layout_width="0dp"
-        android:visibility="gone" />
+        android:layout_height="0dp"
+        app:layout_constraintTop_toTopOf="parent"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintEnd_toEndOf="parent" />
+
+    <com.google.android.material.floatingactionbutton.FloatingActionButton
+        android:id="@+id/btnAbrirChat"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="16dp"
+        android:layout_marginBottom="16dp"
+        android:backgroundTint="#4CAF50"
+        app:tint="@android:color/white"
+        android:src="@android:drawable/ic_dialog_email"
+        app:layout_constraintBottom_toTopOf="@+id/btnSOS"
+        app:layout_constraintEnd_toEndOf="parent"
+        android:contentDescription="Abrir Chat" />
+
+    <com.google.android.material.button.MaterialButton
+        android:id="@+id/btnSOS"
+        android:layout_width="0dp"
+        android:layout_height="60dp"
+        android:layout_marginStart="24dp"
+        android:layout_marginEnd="24dp"
+        android:layout_marginBottom="24dp"
+        android:text="BOTÃO SOS DE EMERGÊNCIA"
+        android:textColor="@android:color/white"
+        android:textSize="16sp"
+        android:textStyle="bold"
+        app:backgroundTint="#D32F2F"
+        app:cornerRadius="12dp"
+        app:icon="@android:drawable/ic_menu_call"
+        app:iconGravity="textEnd"
+        app:iconPadding="16dp"
+        app:iconTint="@android:color/white"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent" />
 
 </androidx.constraintlayout.widget.ConstraintLayout>