package com.example.pap;

import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.util.Log;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;
import android.widget.Toast;
import androidx.appcompat.app.AppCompatActivity;

import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;

public class LoginActivity extends AppCompatActivity {

    private EditText etLoginEmail, etLoginPassword;
    private Button btnLogin;
    private TextView tvGoToRegister;
    private SharedPreferences sharedPreferences;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_login);

        // Ligar o código aos IDs do ecrã
        etLoginEmail = findViewById(R.id.etLoginEmail);
        etLoginPassword = findViewById(R.id.etLoginPassword);
        btnLogin = findViewById(R.id.btnLogin);
        tvGoToRegister = findViewById(R.id.tvGoToRegister);

        // Iniciar a memória do telemóvel
        sharedPreferences = getSharedPreferences("MeusDadosApp", MODE_PRIVATE);

        // Enviar para o Registo
        tvGoToRegister.setOnClickListener(v -> {
            Intent intent = new Intent(LoginActivity.this, RegisterActivity.class);
            startActivity(intent);
        });

        // Botão de Entrar
        btnLogin.setOnClickListener(v -> {
            String email = etLoginEmail.getText().toString().trim();
            String password = etLoginPassword.getText().toString().trim();

            if (email.isEmpty() || password.isEmpty()) {
                Toast.makeText(this, "Preenche o email e a password!", Toast.LENGTH_SHORT).show();
                return;
            }

            UserCredentials credentials = new UserCredentials(email, password);
            SupabaseApi api = SupabaseConfig.getRetrofit().create(SupabaseApi.class);

            api.login(SupabaseConfig.SUPABASE_KEY, credentials).enqueue(new Callback<SupabaseResponse>() {
                @Override
                public void onResponse(Call<SupabaseResponse> call, Response<SupabaseResponse> response) {
                    if (response.isSuccessful() && response.body() != null) {

                        // Guardar o token e o email para usar nas Definições
                        String token = response.body().access_token;
                        SharedPreferences.Editor editor = sharedPreferences.edit();
                        editor.putString("access_token", token);
                        editor.putString("email", email);
                        editor.apply();

                        Toast.makeText(LoginActivity.this, "Entraste com sucesso! 🚀", Toast.LENGTH_SHORT).show();
                        Intent intent = new Intent(LoginActivity.this, HomeActivity.class);
                        startActivity(intent);
                        finish();
                    } else {
                        Toast.makeText(LoginActivity.this, "Dados errados! Verifica a tua password e email.", Toast.LENGTH_LONG).show();
                        Log.e("SUPABASE", "Erro Login: " + response.code());
                    }
                }

                @Override
                public void onFailure(Call<SupabaseResponse> call, Throwable t) {
                    Toast.makeText(LoginActivity.this, "Falha na ligação! Verifica a internet.", Toast.LENGTH_LONG).show();
                }
            });
        });
    }
}