corrigir os novos erros amnhã e adicionar qual tipo de sexo a pessoa é no register

app/src/main/java/com/example/pap/MudarPasswordActivity.java

@@ -0,0 +1,93 @@
+package com.example.pap;
+
+import android.content.SharedPreferences;
+import android.os.Bundle;
+import android.widget.Button;
+import android.widget.EditText;
+import android.widget.Toast;
+import androidx.appcompat.app.AppCompatActivity;
+
+import java.util.HashMap;
+import java.util.Map;
+
+import retrofit2.Call;
+import retrofit2.Callback;
+import retrofit2.Response;
+
+public class MudarPasswordActivity extends AppCompatActivity {
+
+    private EditText etPasswordAntiga, etNovaPassword1, etNovaPassword2;
+    private Button btnConfirmarPassword;
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        setContentView(R.layout.activity_mudar_password);
+
+        etPasswordAntiga = findViewById(R.id.etPasswordAntiga);
+        etNovaPassword1 = findViewById(R.id.etNovaPassword1);
+        etNovaPassword2 = findViewById(R.id.etNovaPassword2);
+        btnConfirmarPassword = findViewById(R.id.btnConfirmarPassword);
+
+        findViewById(R.id.btnVoltarMudarPassword).setOnClickListener(v -> finish());
+
+        SharedPreferences dadosPrefs = getSharedPreferences("MeusDadosApp", MODE_PRIVATE);
+
+        btnConfirmarPassword.setOnClickListener(v -> {
+            String passAntiga = etPasswordAntiga.getText().toString().trim();
+            String novaPass1 = etNovaPassword1.getText().toString().trim();
+            String novaPass2 = etNovaPassword2.getText().toString().trim();
+
+            if (passAntiga.isEmpty() || novaPass1.isEmpty() || novaPass2.isEmpty()) {
+                Toast.makeText(this, "Preenche todos os campos!", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            // Confirma se as duas passwords novas são iguais
+            if (!novaPass1.equals(novaPass2)) {
+                Toast.makeText(this, "As passwords novas não coincidem!", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            // Confirma se a password antiga escrita bate certo com a guardada no telemóvel
+            String passwordReal = dadosPrefs.getString("password", "");
+            if (!passwordReal.isEmpty() && !passAntiga.equals(passwordReal)) {
+                Toast.makeText(this, "A password antiga está errada!", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            String token = dadosPrefs.getString("access_token", "");
+            if (token.isEmpty()) {
+                Toast.makeText(this, "Erro: Faz login novamente.", Toast.LENGTH_SHORT).show();
+                return;
+            }
+
+            // Atualizar na nuvem
+            Map<String, String> updates = new HashMap<>();
+            updates.put("password", novaPass1);
+
+            SupabaseApi api = SupabaseConfig.getRetrofit().create(SupabaseApi.class);
+            api.updateUserData(SupabaseConfig.SUPABASE_KEY, "Bearer " + token, updates).enqueue(new Callback<Void>() {
+                @Override
+                public void onResponse(Call<Void> call, Response<Void> response) {
+                    if (response.isSuccessful()) {
+                        // Guardar a nova password na memória para os próximos testes
+                        SharedPreferences.Editor editor = dadosPrefs.edit();
+                        editor.putString("password", novaPass1);
+                        editor.apply();
+
+                        Toast.makeText(MudarPasswordActivity.this, "Password alterada com sucesso!", Toast.LENGTH_SHORT).show();
+                        finish();
+                    } else {
+                        Toast.makeText(MudarPasswordActivity.this, "Erro ao mudar password.", Toast.LENGTH_LONG).show();
+                    }
+                }
+
+                @Override
+                public void onFailure(Call<Void> call, Throwable t) {
+                    Toast.makeText(MudarPasswordActivity.this, "Falha na internet.", Toast.LENGTH_SHORT).show();
+                }
+            });
+        });
+    }
+}