package pc.ltechz.totalsport;

import android.app.Dialog;
import android.app.ProgressDialog;
import android.content.Intent;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ScrollView;
import android.widget.Toast;

import com.google.android.gms.appindexing.Action;
import com.google.android.gms.appindexing.AppIndex;
import com.google.android.gms.appindexing.Thing;
import com.google.android.gms.common.api.GoogleApiClient;
import com.google.android.gms.tasks.OnCompleteListener;
import com.google.android.gms.tasks.Task;
import com.google.firebase.auth.AuthResult;
import com.google.firebase.auth.FirebaseAuth;
import com.google.firebase.auth.FirebaseUser;

public class HomeActivity extends AppCompatActivity implements View.OnClickListener {

    FirebaseAuth firebaseAuth;
    FirebaseUser firebaseUser;
    Button btnReg, btnLogin;//dialog buttons
    Button btnMainLogin, btnMainRegister;
    EditText etEmail, etPass, etName;
    Button btnRecover;
    Dialog d;
    Dialog dialogs;
    int mode = 0; // o means register 1 means login
    ProgressDialog progressDialog;
    Button btnAllPost;
    String EmailReset;
    Button btnForgot;
    EditText etRecoverEmail;
    Button btnSettings_home;
    boolean isLogin = false;
    ScrollView mScrollView;
    Handler mHandler;
    int k=0;
    /**
     * ATTENTION: This was auto-generated to implement the App Indexing API.
     * See https://g.co/AppIndexing/AndroidStudio for more information.
     */
    private GoogleApiClient client;

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

        firebaseAuth = FirebaseAuth.getInstance();
        btnMainLogin = (Button) findViewById(R.id.btnLogin);
        btnMainLogin.setOnClickListener(this);
        btnAllPost = (Button) findViewById(R.id.btnAllPost);

        btnMainRegister = (Button) findViewById(R.id.btnRegister);
        btnMainRegister.setOnClickListener(this);
        progressDialog = new ProgressDialog(this);

        btnSettings_home = (Button) findViewById(R.id.btnSettings_home);
        btnSettings_home.setOnClickListener(this);
        mScrollView = (ScrollView) findViewById(R.id.mScroll);

        mScrollView.setHorizontalScrollBarEnabled(false);
        mScrollView.setVerticalScrollBarEnabled(false);
        mScrollView.setEnabled(false);




        firebaseUser = firebaseAuth.getCurrentUser();
        if (firebaseUser != null) {
            isLogin = true;
            if (isLogin) {
                btnMainRegister.setVisibility(View.GONE);
                btnSettings_home.setVisibility(View.VISIBLE);
                btnMainLogin.setText("התנתקות");
            }
        }
        if (firebaseUser == null) {
            isLogin = false;
            if (!isLogin) {
                btnMainRegister.setVisibility(View.VISIBLE);
                btnSettings_home.setVisibility(View.GONE);
                btnMainLogin.setText("התחברות");
            }
        }





        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client = new GoogleApiClient.Builder(this).addApi(AppIndex.API).build();
    }

    private void refreshView() {
        mScrollView.setVisibility(View.GONE);
        mScrollView.setVisibility(View.VISIBLE);
    }

    public boolean isVisible(Button btn){

        if(btn.getVisibility()==View.VISIBLE){
            return true;
        }
        return false;
    }



    public void createRegisterDialog() {
        d = new Dialog(this);
        d.setContentView(R.layout.register_layout);
        d.setTitle("Register");
        d.setCancelable(true);
        etName = (EditText) d.findViewById(R.id.etName);
        etEmail = (EditText) d.findViewById(R.id.etEmail);
        etPass = (EditText) d.findViewById(R.id.etPass);
        btnReg = (Button) d.findViewById(R.id.btReg);
        btnReg.setOnClickListener(this);

        d.show();

    }

    public void createLoginDialog() {
        d = new Dialog(this);
        d.setContentView(R.layout.login_layout);
        d.setTitle("Login");
        d.setCancelable(true);
        etEmail = (EditText) d.findViewById(R.id.etEmail);
        etPass = (EditText) d.findViewById(R.id.etPass);
        btnLogin = (Button) d.findViewById(R.id.btnLogin);
        btnForgot = (Button) d.findViewById(R.id.forgotPass);
        btnForgot.setOnClickListener(this);
        btnLogin.setOnClickListener(this);
        d.show();

    }

    //This method used to recovery forgotten password by requesting user to enter registered email id.
    public void showRecoveryForgottenPasswordDialog() {
        dialogs = new Dialog(this);
        dialogs.setContentView(R.layout.forgot_pass);
        etRecoverEmail = (EditText) dialogs.findViewById(R.id.etEmailRecover);
        btnRecover = (Button) dialogs.findViewById(R.id.btnRecover);
        btnRecover.setOnClickListener(this);

        dialogs.show();

    }

    //This method used to recovery forgotten password by sending reset link to registered email id.
    private void recoveryForgottenPassword(String currentEmailId) {

        if (TextUtils.isEmpty(currentEmailId)) {
            Toast.makeText(HomeActivity.this, "Enter your registered email id", Toast.LENGTH_SHORT).show();
            return;
        }

        //You can send a password reset email to a user with the sendPasswordResetEmail method.
        firebaseAuth.sendPasswordResetEmail(currentEmailId)
                .addOnCompleteListener(new OnCompleteListener<Void>() {
                    @Override
                    public void onComplete(@NonNull Task<Void> task) {
                        if (task.isSuccessful()) {
                            Toast.makeText(HomeActivity.this, "We have sent you instructions to reset your password!", Toast.LENGTH_SHORT).show();
                        } else {
                            Toast.makeText(HomeActivity.this, "Failed to send reset email!", Toast.LENGTH_SHORT).show();
                        }

                    }
                });
    }

    public void register() {

        progressDialog.setMessage("Registering, Please Wait...");
        progressDialog.show();

        firebaseAuth.createUserWithEmailAndPassword(etEmail.getText().toString(), etPass.getText().toString()).addOnCompleteListener(this, new OnCompleteListener<AuthResult>() {
            @Override
            public void onComplete(Task<AuthResult> task) {
                if (task.isSuccessful()) {
                    Toast.makeText(HomeActivity.this, "Successfully registered", Toast.LENGTH_LONG).show();
                    btnMainLogin.setText("התנתקות");

                } else {
                    Toast.makeText(HomeActivity.this, "Registration Error", Toast.LENGTH_LONG).show();

                }
                d.dismiss();
                progressDialog.dismiss();
            }
        });

    }

    public void login() {
        progressDialog.setMessage("Login, Please Wait...");
        progressDialog.show();

        firebaseAuth.signInWithEmailAndPassword(etEmail.getText().toString(), etPass.getText().toString())
                .addOnCompleteListener(HomeActivity.this, new OnCompleteListener<AuthResult>() {
                    @Override
                    public void onComplete(Task<AuthResult> task) {

                        if (task.isSuccessful()) {
                            Toast.makeText(HomeActivity.this, "auth_success", Toast.LENGTH_SHORT).show();
                            btnMainLogin.setText("התנתקות");

                        } else {
                            Toast.makeText(HomeActivity.this, "auth_failed", Toast.LENGTH_SHORT).show();

                        }
                        d.dismiss();
                        progressDialog.dismiss();

                    }
                });

    }

    @Override
    public void onClick(View v) {

        if (v == btnMainLogin) {
            if (btnMainLogin.getText().toString().equals("התחברות")) {
                createLoginDialog();
            } else if (btnMainLogin.getText().toString().equals("התנתקות")) {
                firebaseAuth.signOut();
                btnMainLogin.setText("התחברות");
            }
        } else if (v == btnMainRegister) {
            createRegisterDialog();
        } else if (btnReg == v) {
            register();
        } else if (v == btnLogin) {
            login();
        } else if (v == btnRecover) {
            recoveryForgottenPassword(etRecoverEmail.getText().toString());
            dialogs.dismiss();
        } else if (v == btnForgot) {
            showRecoveryForgottenPasswordDialog();

        }
        else if (v == btnSettings_home){
            Intent intent = new Intent(HomeActivity.this,SettingsActivity.class);
            startActivity(intent);
        }
    }

    /**
     * ATTENTION: This was auto-generated to implement the App Indexing API.
     * See https://g.co/AppIndexing/AndroidStudio for more information.
     */
    public Action getIndexApiAction() {
        Thing object = new Thing.Builder()
                .setName("Home Page") // TODO: Define a title for the content shown.
                // TODO: Make sure this auto-generated URL is correct.
                .setUrl(Uri.parse("http://[ENTER-YOUR-URL-HERE]"))
                .build();
        return new Action.Builder(Action.TYPE_VIEW)
                .setObject(object)
                .setActionStatus(Action.STATUS_TYPE_COMPLETED)
                .build();
    }

    @Override
    public void onStart() {
        super.onStart();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        client.connect();
        AppIndex.AppIndexApi.start(client, getIndexApiAction());
    }

    @Override
    public void onStop() {
        super.onStop();

        // ATTENTION: This was auto-generated to implement the App Indexing API.
        // See https://g.co/AppIndexing/AndroidStudio for more information.
        AppIndex.AppIndexApi.end(client, getIndexApiAction());
        client.disconnect();
    }
}