package com.saw.taufiq.spinandwin;

import android.content.Intent;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.text.TextUtils;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.ProgressBar;
import android.widget.Toast;
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;

import java.util.Collections;
import java.util.LinkedList;
import java.util.List;
import java.util.Random;

import com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;

public class SignUp extends AppCompatActivity {
    private EditText inputEmail, inputPassword;     //hit option + enter if you on mac , for windows hit ctrl + enter
    private Button btnSignIn, btnSignUp;
    private ProgressBar progressBar;
    private FirebaseAuth auth;
    DatabaseReference databaseUsers;
    String  Email;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_sign_up);
        auth = FirebaseAuth.getInstance();
        btnSignIn = (Button) findViewById(R.id.sign_in_button);
        btnSignUp = (Button) findViewById(R.id.sign_up_button);
        inputEmail = (EditText) findViewById(R.id.email);
        inputPassword = (EditText) findViewById(R.id.password);
        progressBar = (ProgressBar) findViewById(R.id.progressBar);


        btnSignIn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                finish();
            }
        });

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

                String email = inputEmail.getText().toString().trim();
                String password = inputPassword.getText().toString().trim();

                if (TextUtils.isEmpty(email)) {
                    Toast.makeText(getApplicationContext(), "Enter email address!", Toast.LENGTH_SHORT).show();
                    return;
                }

                if (TextUtils.isEmpty(password)) {
                    Toast.makeText(getApplicationContext(), "Enter password!", Toast.LENGTH_SHORT).show();
                    return;
                }

                if (password.length() < 6) {
                    Toast.makeText(getApplicationContext(), "Password too short, enter minimum 6 characters!", Toast.LENGTH_SHORT).show();
                    return;
                }

                progressBar.setVisibility(View.VISIBLE);
                //create user
                auth.createUserWithEmailAndPassword(email, password)
                        .addOnCompleteListener(SignUp.this, new OnCompleteListener<AuthResult>() {
                            @Override
                            public void onComplete(@NonNull Task<AuthResult> task) {

                                progressBar.setVisibility(View.GONE);
                                // If sign in fails, display a message to the user. If sign in succeeds
                                // the auth state listener will be notified and logic to handle the
                                // signed in user can be handled in the listener.
                                if (!task.isSuccessful()) {
                                    Toast.makeText(SignUp.this, "Authentication failed." + task.getException(),
                                            Toast.LENGTH_SHORT).show();
                                } else {
                                    Toast.makeText(SignUp.this, "Reg Success.",
                                            Toast.LENGTH_SHORT).show();
                                    addUser();
                                    startActivity(new Intent(SignUp.this, Main.class));
                                    finish();
                                }
                            }
                        });
            }
        });
    }
    private void addUser(){
        Random r=new Random();
        int balance=0;
        int referral;
        final FirebaseUser user = FirebaseAuth.getInstance().getCurrentUser();
        String id=user.getUid();
        Email=user.getEmail();
        List<Integer> list = new LinkedList<Integer>();
        for (int i = 1; i <= 999999; i++) {
            list.add(i);
        }
        Collections.shuffle(list);
        referral = list.remove(0);
        Users users =new Users(id,Email,referral,balance);
        databaseUsers = FirebaseDatabase.getInstance().getReference("users");
        databaseUsers.child(id).setValue(users);

    }

}