package org.example.bitgetsclient.WsBean;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.fasterxml.jackson.core.JsonProcessingException;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.google.common.reflect.TypeToken;
import com.google.gson.Gson;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpEntity;
import org.apache.http.HttpResponse;
import org.apache.http.NameValuePair;
import org.apache.http.client.entity.UrlEncodedFormEntity;
import org.apache.http.client.methods.HttpPost;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.http.message.BasicNameValuePair;
import org.apache.http.util.EntityUtils;
import org.example.bitgetsclient.pojo.Currency;
import org.example.bitgetsclient.server.impl.CurrencySerivceImpl;
import org.example.bitgetsclient.wsClient.BitgetClient;
import org.json.JSONException;
import org.json.JSONObject;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Qualifier;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;
import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
import org.springframework.util.CollectionUtils;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;

/**
 * @ClassDescription: 客户端请求类
 * @JdkVersion: 1.8
 * @Created: 2023/8/31 16:13
 */
@Slf4j
@Configuration
public class MexcWsBean {

    @Autowired
    private CurrencySerivceImpl currencyService;

    @Autowired
    @Qualifier("threadPoolTaskExecutor")
    private ThreadPoolTaskExecutor threadPoolTaskExecutor;

    @Bean
    public void bitgetWebsocketRunClientMap() throws JSONException, JsonProcessingException {
        List<Currency> mexc = currencyService.list(new LambdaQueryWrapper<Currency>().eq(Currency::getSource, "bitget"));
        if (!CollectionUtils.isEmpty(mexc)) {
            int batchSize = 100; // 每个线程处理的数据量
            int totalSize = mexc.size();
            int threadCount = (int) Math.ceil((double) totalSize / batchSize); // 计算需要的线程数

            // 使用循环创建多个线程并提交任务
            for (int i = 0; i < threadCount; i++) {
                int fromIndex = i * batchSize; // 计算起始索引
                int toIndex = Math.min(fromIndex + batchSize, totalSize); // 计算结束索引
                List<Currency> sublist = mexc.subList(fromIndex, toIndex); // 切分子列表
                String parameter = getParameter(sublist); // 获取参数
                // 使用自定义线程池提交任务
                threadPoolTaskExecutor.execute(new BitgetClient(parameter)::start); // 提交到线程池执行
            }
        }
    }

    public String getParameter(List<Currency> list) throws JsonProcessingException, JSONException {
        // 创建一个ObjectMapper实例
        ObjectMapper mapper = new ObjectMapper();
        List<String> symbolList = list.stream().map(Currency::getSymbol).collect(Collectors.toList());
        // 使用Map构建JSON对象
        Map<String, Object> jsonMap = new HashMap<>();
        jsonMap.put("op", "subscribe");
        List<Map<String, String>> mapList = new ArrayList<>();
        symbolList.forEach(f->{
            Map<String, String> argsMap = new HashMap<>();
            argsMap.put("instType", "SPOT");
            argsMap.put("channel", "books15");
            argsMap.put("instId", f);
            mapList.add(argsMap);
        });
        jsonMap.put("args", mapList);

        // 将Map转换为JSON字符串
        String jsonString = mapper.writeValueAsString(jsonMap);
        return jsonString;

    }
}