package com.martin.chatapp;

import android.content.Intent;
import android.os.Bundle;
import android.support.annotation.NonNull;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.Toolbar;
import android.text.TextUtils;
import android.util.Log;
import android.view.View;
import android.widget.Button;
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 com.google.firebase.database.DatabaseReference;
import com.google.firebase.database.FirebaseDatabase;
import com.rengwuxian.materialedittext.MaterialEditText;
import com.virgilsecurity.android.ethree.kotlin.interaction.EThree;

import org.jetbrains.annotations.NotNull;

import java.util.HashMap;

public class RegisterActivity extends AppCompatActivity {

    MaterialEditText username, email, password;
    Button btn_register;
    EThree eThree;
    FirebaseAuth auth;
    DatabaseReference reference;

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

        Toolbar toolbar = findViewById(R.id.toolbar);
        setSupportActionBar(toolbar);
        getSupportActionBar().setTitle("Register");
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        username = findViewById(R.id.username);
        email = findViewById(R.id.email);
        password = findViewById(R.id.password);
        btn_register = findViewById(R.id.btn_register);

        auth = FirebaseAuth.getInstance();

        btn_register.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                final String txt_username = username.getText().toString();
                String txt_email = email.getText().toString();
                String txt_password = password.getText().toString();

                if (TextUtils.isEmpty(txt_username) || TextUtils.isEmpty(txt_email) || TextUtils.isEmpty(txt_password)){
                    Toast.makeText(RegisterActivity.this, "All fileds are required", Toast.LENGTH_SHORT).show();
                } else if (txt_password.length() < 6 ){
                    Toast.makeText(RegisterActivity.this, "password must be at least 6 characters", Toast.LENGTH_SHORT).show();
                } else {
                    register(txt_email, txt_password);
                }
            }
        });
    }


    private void register(String email, String password){

        // Listener for register
        final EThree.OnCompleteListener onRegisterListener = new EThree.OnCompleteListener() {
            @Override public void onSuccess() {
                Log.d("success", "onSuccess: It worked");
                FirebaseUser firebaseUser = auth.getCurrentUser();
                assert firebaseUser != null;
                String userid = firebaseUser.getUid();

                reference = FirebaseDatabase.getInstance().getReference("Users").child(userid);
                final String txt_username = username.getText().toString();
                HashMap<String, String> hashMap = new HashMap<>();
                hashMap.put("id", userid);
                hashMap.put("username", txt_username);
                hashMap.put("imageURL", "default");
                hashMap.put("status", "offline");
                hashMap.put("search", txt_username.toLowerCase());

                reference.setValue(hashMap).addOnCompleteListener(new OnCompleteListener<Void>() {
                    @Override
                    public void onComplete(@NonNull Task<Void> task) {
                        if (task.isSuccessful()){
                            Intent intent = new Intent(RegisterActivity.this, MainActivity.class);
                            intent.addFlags(Intent.FLAG_ACTIVITY_CLEAR_TASK | Intent.FLAG_ACTIVITY_NEW_TASK);
                            startActivity(intent);
                            finish();
                        }
                    }
                });
            }
            @Override public void onError(@NotNull final Throwable throwable) {
                throw new Error("I dont know whats going wrong!");
            }
        };

        auth.createUserWithEmailAndPassword(email, password)
                .addOnCompleteListener(new OnCompleteListener<AuthResult>() {
                    @Override
                    public void onComplete(@NonNull Task<AuthResult> task) {
                        if (task.isSuccessful()){
                            Log.d("test", "onComplete: so far so good");
                            eThree.register(onRegisterListener);

                        } else {
                            Toast.makeText(RegisterActivity.this, "You can't register with this email or password", Toast.LENGTH_SHORT).show();
                        }
                    }
                });

    }
}