package ratcoding.mainactivity;

import com.android.volley.Request;
import com.android.volley.Response;
import com.android.volley.toolbox.StringRequest;

import java.util.HashMap;
import java.util.Map;

public class LoginRequest extends StringRequest {

    private static final String LOGIN_REQUEST_URL = "http://monpol_android_access.x14.eu/Login.php"  ;
    private Map<String , String> params ;

    public LoginRequest ( String name   , String password_digest , Response.Listener<String> listener ) {
        super(Request.Method.POST , LOGIN_REQUEST_URL , listener , null ) ;
        params = new HashMap<>();
        params.put("password_digest" , password_digest);
        params.put("name", name);
    }

    public Map<String, String> getParams() {
        return params;
    }
}


// 2 klasa

package ratcoding.mainactivity;

import android.app.AlertDialog;
import android.content.Intent;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.toolbox.Volley;

import org.json.JSONException;
import org.json.JSONObject;

public class LoginActivity extends AppCompatActivity {

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

        final EditText etUsername = (EditText) findViewById(R.id.etUsername) ;
        final EditText etPassword = (EditText) findViewById(R.id.etPassword) ;
        final Button bLogin = (Button) findViewById(R.id.bLogin) ;
        final TextView tvRegister = (TextView) findViewById(R.id.tvRegister) ;

        tvRegister.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                Intent registerIntent = new Intent(LoginActivity.this , RegisterActivity.class) ;
                LoginActivity.this.startActivity(registerIntent);
            }
        });

        bLogin.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {

                final String name = etUsername.getText().toString() ;
                final String password_digest = etPassword.getText().toString() ;

                Response.Listener<String> responseListener = new Response.Listener<String>(){

                    @Override
                    public void onResponse(String response) {

                        try {
                            JSONObject jsonResponse = new JSONObject(response) ;

                            boolean success = jsonResponse.getBoolean("success") ;

                            if(success){

                                Intent intent = new Intent(LoginActivity.this , MapsActivity.class) ;
                                LoginActivity.this.startActivity(intent);

                            }else {
                                AlertDialog.Builder builder = new AlertDialog.Builder(LoginActivity.this) ;
                                builder.setMessage("Login filed ")
                                        .setNegativeButton("Retry" , null)
                                        .create()
                                        .show();
                            }
                        } catch (JSONException e) {
                            e.printStackTrace();
                        }

                    }
                } ;

                LoginRequest loginRequest = new LoginRequest(name , password_digest , responseListener ) ;
                RequestQueue queue = Volley.newRequestQueue(LoginActivity.this) ;
                queue.add(loginRequest) ;
            }
        });

    }
}