package com.ruoyi.device.controller;


import com.alibaba.fastjson.JSONArray;
import com.ruoyi.common.utils.RedisUtil;
import com.ruoyi.device.constant.DCResistanceMqttConstants;
import com.ruoyi.device.dto.WeightRequestDto;
import org.springframework.http.ResponseEntity;
import org.springframework.web.bind.annotation.PostMapping;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;


@RestController
@RequestMapping("/weight")
public class WeightController {

    @PostMapping("/handleWeights")
    public ResponseEntity<String> handleWeights(@RequestBody WeightRequestDto weightRequest) {
        try {
            List<Double> weightList = weightRequest.getWeights();
            // 在这里添加数据处理逻辑，例如打印、存储到数据库等
            System.out.println("接收到的数据: " + weightList);
            processThreeTimesValueDataStream(weightList, WeightRequestDto.DENSITY);

            // 处理成功返回 200 状态码和消息
            return ResponseEntity.ok("数据处理成功");
        } catch (Exception e) {
            // 处理失败返回 500 状态码和错误消息
            return ResponseEntity.internalServerError().body("数据处理失败: " + e.getMessage());
        }
    }

    private void processThreeTimesValueDataStream(List<Double> weightList, String dataStream) {
        // 从 Redis 获取已存储的值
        Object valueFromRedis = RedisUtil.get(dataStream);
        JSONArray valueArray = new JSONArray();


        if (valueFromRedis != null) {
            if (valueFromRedis instanceof String) {
                try {
                    valueArray = JSONArray.parseArray((String) valueFromRedis);
                } catch (Exception e) {
                    // 如果解析失败，说明 Redis 中的值可能不是合法的 JSON 数组，创建空数组
                    valueArray = new JSONArray();
                }
            } else if (valueFromRedis instanceof Double) {
                valueArray.add(valueFromRedis);
            }
        }
        valueArray.addAll(weightList);
        RedisUtil.set(dataStream, valueArray.toJSONString());
    }
}