package com.ruoyi.device.controller;
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import com.alibaba.fastjson.JSONArray;
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import com.ruoyi.common.utils.RedisUtil;
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import com.ruoyi.device.constant.DCResistanceMqttConstants;
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import com.ruoyi.device.dto.WeightRequestDto;
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import org.springframework.http.ResponseEntity;
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import org.springframework.web.bind.annotation.PostMapping;
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import org.springframework.web.bind.annotation.RequestBody;
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import org.springframework.web.bind.annotation.RequestMapping;
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import org.springframework.web.bind.annotation.RestController;
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import java.util.List;
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@RestController
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@RequestMapping("/weight")
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public class WeightController {
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@PostMapping("/handleWeights")
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public ResponseEntity<String> handleWeights(@RequestBody WeightRequestDto weightRequest) {
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try {
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List<Double> weightList = weightRequest.getWeights();
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// 在这里添加数据处理逻辑，例如打印、存储到数据库等
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System.out.println("接收到的数据: " + weightList);
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processThreeTimesValueDataStream(weightList, WeightRequestDto.DENSITY);
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// 处理成功返回 200 状态码和消息
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return ResponseEntity.ok("数据处理成功");
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} catch (Exception e) {
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// 处理失败返回 500 状态码和错误消息
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return ResponseEntity.internalServerError().body("数据处理失败: " + e.getMessage());
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}
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}
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private void processThreeTimesValueDataStream(List<Double> weightList, String dataStream) {
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// 处理 weightList 为 null 的情况
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if (weightList == null) {
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// 若 weightList 为 null，可选择删除 Redis 中的对应键或存入空数组，这里选择存入空数组
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RedisUtil.set(dataStream, "[]");
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return;
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}
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// 将 weightList 转换为 JSON 字符串并存入 Redis
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String jsonStr = JSONArray.toJSONString(weightList);
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RedisUtil.set(dataStream, jsonStr);
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}
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}
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