package com.example.citrusclient.views;

import android.content.Intent;
import android.os.Bundle; //
import android.os.Handler;
import android.view.View;
import android.widget.Button;

import android.widget.EditText;
import android.widget.TextView;
import androidx.activity.EdgeToEdge;
import androidx.appcompat.app.AppCompatActivity; //
import androidx.core.graphics.Insets;
import androidx.core.view.ViewCompat;
import androidx.core.view.WindowInsetsCompat;
import com.example.citrusclient.Citrus;
import com.example.citrusclient.R;
import com.example.citrusclient.rest.AccountsRest;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import retrofit2.Retrofit;
import retrofit2.converter.jackson.JacksonConverterFactory;

public class LoginActivity extends AppCompatActivity {
    private Retrofit retrofit;
    private AccountsRest accountsRest;
    private Citrus citrus;

    //画面起動時
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        EdgeToEdge.enable(this);
        setContentView(R.layout.activity_login);
        ViewCompat.setOnApplyWindowInsetsListener(findViewById(R.id.main), (v, insets) -> {
            Insets systemBars = insets.getInsets(WindowInsetsCompat.Type.systemBars());
            v.setPadding(systemBars.left, systemBars.top, systemBars.right, systemBars.bottom);
            return insets;
        });

        //citrusと連携
        citrus = (Citrus) this.getApplication();

        //通信の初期化
        this.retrofit = new Retrofit.Builder()
            .baseUrl("http://nitta-lab-www.is.konan-u.ac.jp/citrus/")
            .addConverterFactory(JacksonConverterFactory.create())
            .build();
        this.accountsRest = retrofit.create(AccountsRest.class);

        Button loginButton = (Button)findViewById(R.id.loginButton);
        loginButton.setOnClickListener(new View.OnClickListener(){

            public void onClick(View v){
                //テキストを文字列で認識
                EditText editid = (EditText) findViewById(R.id.username);
                String id = editid.getText().toString().trim();
                EditText editpw = (EditText) findViewById(R.id.password);
                String pw = editpw.getText().toString().trim();
                final Handler handler = new Handler();

                //入力欄が空欄の時
                if(id.isEmpty() && pw.isEmpty() && id.trim().isEmpty() && pw.trim().isEmpty()){
                    System.out.println("不適切入力");
                    ((TextView)findViewById(R.id.textView_respons)).setText("適切に入力してください");

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

                }else if(!id.isEmpty() && !pw.isEmpty() && !id.trim().isEmpty() && !pw.trim().isEmpty() ){
                    //入力欄が全て適切に入力された場合の処理
                    Call<String> call = accountsRest.login(id,pw);
                    call.enqueue(new Callback<String>() {
                        @Override
                        public void onResponse(Call<String> call, Response<String> response) {
                            if (response.isSuccessful()){
                                if (!response.body().equals("null")) {
                                    System.out.println("通信成功");
                                    //端末にtoken.id登録
                                    String token = response.body();
                                    citrus.setToken(token);
                                    citrus.setAccountId(id);

                                    //画面遷移
                                    handler.post(new Runnable() {
                                        @Override
                                        public void run() {
                                            Intent intent = new Intent(LoginActivity.this,
                                                MainActivity.class);
                                            startActivity(intent);
                                        }
                                    });
                                }else{
                                    ((TextView)findViewById(R.id.textView_respons)).setText(("パスワードが間違っています"));

                                }

                            }else{
                                //通信可能（ただしエラーが発生した場合）
                                //404がPW入力されてないときだけど、前で定義しているからいらないよね..?
                                System.out.println("通信可能");
                                if(response.code()==404){
                                    ((TextView)findViewById(R.id.textView_respons)).setText(("IDが間違っています"));
                                }
                            }
                        }
                        //通信失敗
                        @Override
                        public void onFailure(Call<String> call, Throwable t) {
                            System.out.println("通信失敗");
                            System.out.println(t);
                        }
                    });
                }
            }
        });
        Button newButton = (Button)findViewById(R.id.newAccount);
        newButton.setOnClickListener(new View.OnClickListener(){

            public void onClick(View v){
                Intent intent = new Intent(LoginActivity.this,SignUpActivity.class);
                startActivity(intent);
            }
        });
    }
}