From 86c17b1a6af4bcac0b06a3c2f9680bfb4b393210 Mon Sep 17 00:00:00 2001
From: liujie <1793218484@qq.com>
Date: 星期二, 20 一月 2026 18:34:16 +0800
Subject: [PATCH] 大屏项目接口

---
 ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ProjectInfoServiceImpl.java |   36 ++++++++++++++++++++++++++++++++++++
 1 files changed, 36 insertions(+), 0 deletions(-)

diff --git a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ProjectInfoServiceImpl.java b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ProjectInfoServiceImpl.java
index a285864..b613943 100644
--- a/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ProjectInfoServiceImpl.java
+++ b/ruoyi-system/src/main/java/com/ruoyi/system/service/impl/ProjectInfoServiceImpl.java
@@ -1,10 +1,23 @@
 package com.ruoyi.system.service.impl;
 
+import com.alibaba.fastjson2.JSONArray;
+import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
 import com.ruoyi.system.model.ProjectInfo;
 import com.ruoyi.system.mapper.ProjectInfoMapper;
+import com.ruoyi.system.model.Record;
 import com.ruoyi.system.service.ProjectInfoService;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
+import com.ruoyi.system.service.RecordService;
+import com.ruoyi.system.vo.ProjectHiddenDangerTrendVo;
+import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+
+import java.time.LocalDate;
+import java.time.temporal.TemporalAdjusters;
+import java.util.List;
+import java.util.Map;
+
+import static java.util.stream.Collectors.groupingBy;
 
 /**
  * <p>
@@ -17,4 +30,27 @@
 @Service
 public class ProjectInfoServiceImpl extends ServiceImpl<ProjectInfoMapper, ProjectInfo> implements ProjectInfoService {
 
+
+    @Override
+    public List<ProjectHiddenDangerTrendVo> getProjectHiddenDangerTrend(Integer projectId) {
+        // 获取上月第一天的时间
+        LocalDate lastMonth = LocalDate.now().minusMonths(1).with(TemporalAdjusters.firstDayOfMonth());
+        List<Record> list = this.baseMapper.getProjectHiddenDangerTrend(projectId,lastMonth+" 00:00:00",LocalDate.now()+" 23:59:59");
+        for (Record record : list) {
+            String hierarchyNames = record.getHierarchyNames();
+            JSONArray jsonArray = JSONArray.parseArray(hierarchyNames);
+            // 取出倒数第4个
+            String name = jsonArray.getString(jsonArray.size()-4);
+            record.setHierarchyName( name);
+        }
+
+
+
+        return List.of();
+    }
+
+    public static void main(String[] args) {
+        LocalDate lastMonth = LocalDate.now().minusMonths(1).with(TemporalAdjusters.firstDayOfMonth());
+        System.out.println(LocalDate.now()+" 23:59:59");
+    }
 }

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