package com.example.tm_ma.boleias.Fragments;



import android.content.Context;
import android.content.SharedPreferences;
import android.graphics.drawable.Drawable;
import android.os.Bundle;
import android.app.Fragment;
import android.support.v4.content.ContextCompat;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.EditText;
import android.widget.TextView;

import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.example.tm_ma.boleias.Managers.UserManager;
import com.example.tm_ma.boleias.Models.Username;
import com.example.tm_ma.boleias.R;
import com.example.tm_ma.boleias.WebServices.WebServices;

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


/**
 * A simple {@link Fragment} subclass.
 */
public class Login extends Fragment {

    private EditText txtUsername;
    private EditText txtPassword;
    private Button btnLogin;
    private TextView lblForgot;
    private Context context;

    private String username,password;
    private final String LOGIN = "login", USERNAME = "username", PASSWORD = "password";
    public Login() {
        // Required empty public constructor
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState) {
        // Inflate the layout for this fragment
        View v = inflater.inflate(R.layout.fragment_login, container, false);
        init(v);
        return v;
    }

    private void init(View v){
        final SharedPreferences sharedPref = v.getContext().getSharedPreferences(LOGIN, Context.MODE_PRIVATE);
        username = sharedPref.getString(USERNAME, "");
        password = sharedPref.getString(PASSWORD, "");
        context = v.getContext();

        txtUsername = v.findViewById(R.id.txtUsername);
        txtPassword = v.findViewById(R.id.txtPassword);
        btnLogin = v.findViewById(R.id.btnLogin);

        lblForgot = v.findViewById(R.id.lblForgot);
        lblForgot.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                setViewForgot();
            }
        });

        txtUsername.setOnFocusChangeListener(new View.OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    Drawable img = context.getResources().getDrawable( R.drawable.user_white);
                    img.setBounds( 0, 0, 60, 60 );
                    txtUsername.setTextColor(ContextCompat.getColor(context, R.color.colorWhite));
                    txtUsername.setHintTextColor(ContextCompat.getColor(context, R.color.colorWhite));
                    txtUsername.setBackground(ContextCompat.getDrawable(context, R.drawable.under_line_white));
                    txtUsername.setCompoundDrawables(img, null, null, null);
                } else {
                    Drawable img = context.getResources().getDrawable( R.drawable.user_gray);
                    img.setBounds( 0, 0, 60, 60 );
                    txtUsername.setTextColor(ContextCompat.getColor(context, R.color.colorLightGray));
                    txtUsername.setBackground(ContextCompat.getDrawable(context, R.drawable.under_line_gray));
                    txtUsername.setHintTextColor(ContextCompat.getColor(context, R.color.colorLightGray));
                    txtUsername.setCompoundDrawables(img, null, null, null);
                }
            }
        });
        txtPassword.setOnFocusChangeListener(new View.OnFocusChangeListener() {
            @Override
            public void onFocusChange(View v, boolean hasFocus) {
                if (hasFocus) {
                    Drawable img = context.getResources().getDrawable( R.drawable.password_white);
                    img.setBounds( 0, 0, 60, 60 );
                    txtPassword.setTextColor(ContextCompat.getColor(context, R.color.colorWhite));
                    txtPassword.setHintTextColor(ContextCompat.getColor(context, R.color.colorWhite));
                    txtPassword.setBackground(ContextCompat.getDrawable(context, R.drawable.under_line_white));
                    txtPassword.setCompoundDrawables(img, null, null, null);
                } else {
                    Drawable img = context.getResources().getDrawable( R.drawable.password_gray);
                    img.setBounds( 0, 0, 60, 60 );
                    txtPassword.setTextColor(ContextCompat.getColor(context, R.color.colorLightGray));
                    txtPassword.setBackground(ContextCompat.getDrawable(context, R.drawable.under_line_gray));
                    txtPassword.setHintTextColor(ContextCompat.getColor(context, R.color.colorLightGray));
                    txtPassword.setCompoundDrawables(img, null, null, null);
                }
            }
        });
    }

    private void setViewForgot(){
        ForgotPassword forgotPassword = new ForgotPassword();
        getFragmentManager().beginTransaction().replace(R.id.switchMainView, forgotPassword, forgotPassword.getTag()).commit();
    }



    public void login(View v) {
    final Context vi = v.getContext();
            final Response.Listener<JSONObject> listener = new Response.Listener<JSONObject>() {
                @Override
                public void onResponse(JSONObject response) {
                    try {
                        int id = response.getInt("id");
                        String nome = response.getString("nome");
                        String email = response.getString("email");
                        String telemovel = response.getString("telemovel");

                        UserManager.SetLogin(new Username(id, nome, email, telemovel));
                        final SharedPreferences sharedPref = vi.getSharedPreferences(LOGIN, Context.MODE_PRIVATE);
                        SharedPreferences.Editor editor = sharedPref.edit();
                        editor.putString(USERNAME, txtUsername.getText().toString());
                        editor.putString(PASSWORD, txtPassword.getText().toString());
                        editor.apply();

                    } catch (JSONException e) {
                        e.printStackTrace();
                    }
                }
            };

            final Response.ErrorListener errorListener = new Response.ErrorListener() {
                @Override
                public void onErrorResponse(VolleyError error) {

                }
            };

            WebServices.getInstance(v.getContext()).Login(txtUsername.getText().toString(),
                    txtPassword.getText().toString(), listener, errorListener);


    }

}