DTok/dtok-app/app/src/main/java/com/cj/autojs/dtok/SplashActivity.java

package com.cj.autojs.dtok;

import android.content.Intent;
import android.os.Bundle;
import android.os.Handler;
import android.view.Window;
import android.view.WindowManager;
import android.widget.TextView;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;

import com.google.gson.Gson;
import com.cj.autojs.dtok.entity.User;
import com.cj.autojs.dtok.util.SharedPreferencesUtils;

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

import java.io.IOException;

import okhttp3.Call;
import okhttp3.Callback;
import okhttp3.Response;

public class SplashActivity extends BaseActivity {

    TextView textView;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        requestWindowFeature(Window.FEATURE_NO_TITLE);
        getWindow().setFlags(WindowManager.LayoutParams.FLAG_FULLSCREEN, WindowManager.LayoutParams.FLAG_FULLSCREEN);

        setContentView(R.layout.splash_screen);
        textView = findViewById(R.id.app_version);
        textView.setText(getVersionName());
        new Handler().postDelayed(new Runnable() {
            @Override
            public void run() {
                checkLogin();
            }
        }, 2000);
    }


    public void checkLogin() {
        Intent toLogin = new Intent(this, LoginActivity.class);
        Intent toMain = new Intent(this, MainActivity.class);
        if (SharedPreferencesUtils.contains(this, "token")) {
            Api.INSTANCE.setToken(SharedPreferencesUtils.getString(this, "token", ""));
            new Thread(new Runnable() {
                @Override
                public void run() {
                    Api.INSTANCE.checkLogin(new Callback() {
                        @Override
                        public void onFailure(Call call, IOException e) {
                            SplashActivity.this.runOnUiThread(() -> {
                                Toast.makeText(SplashActivity.this, "登录异常", Toast.LENGTH_SHORT).show();
                            });
                            startActivity(toLogin);
                            finish();
                        }

                        @Override
                        public void onResponse(Call call, Response response) throws IOException {
                            if (response.body() != null) {
                                try {
                                    JSONObject object = new JSONObject(response.body().string());
                                    if (object.getBoolean("success")) {
                                        Gson gson = new Gson();
                                        User user = gson.fromJson(object.getJSONObject("data").toString(), User.class);
                                        SharedPreferencesUtils.saveUserInfo(SplashActivity.this, user);
                                        startActivity(toMain);
                                        finish();
                                        return;
                                    }
                                } catch (JSONException e) {
                                    throw new RuntimeException(e);
                                }

                            }
                            startActivity(toLogin);
                            finish();
                        }
                    });
                }
            }).start();
        }else{
            startActivity(toLogin);
            finish();
        }
    }

}