From 587e31924f7bae43f8f31cb4fc9bf5f33593b50f Mon Sep 17 00:00:00 2001
From: rain <167982779@qq.com>
Date: Wed, 31 Jul 2024 19:14:05 +0800
Subject: [PATCH] 修改面状航线搜索bug

---
 src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java |   70 ++++++++++++++++++++++++++++++++---
 src/main/java/com/dji/sample/media/controller/FileController.java    |    2 
 src/main/java/com/dji/sample/media/service/IFileService.java         |    2 
 3 files changed, 66 insertions(+), 8 deletions(-)

diff --git a/src/main/java/com/dji/sample/media/controller/FileController.java b/src/main/java/com/dji/sample/media/controller/FileController.java
index 09c9b03..7fad72c 100644
--- a/src/main/java/com/dji/sample/media/controller/FileController.java
+++ b/src/main/java/com/dji/sample/media/controller/FileController.java
@@ -80,7 +80,7 @@
                                     @RequestParam(defaultValue = "1") int page,
                                     @RequestParam(name = "page_size", defaultValue = "10") int pageSize
     ) {
-        return ResponseResult.success(fileService.getJobId(page, pageSize, workspaceId));
+        return ResponseResult.success(fileService.mediaQuerys(page, pageSize, workspaceId));
     }
 
     @PutMapping("/examine")
diff --git a/src/main/java/com/dji/sample/media/service/IFileService.java b/src/main/java/com/dji/sample/media/service/IFileService.java
index 03354a4..19b1696 100644
--- a/src/main/java/com/dji/sample/media/service/IFileService.java
+++ b/src/main/java/com/dji/sample/media/service/IFileService.java
@@ -43,7 +43,7 @@
     void updateNailMediaFileNames(String jobId);
     PaginationData<MediaFileEntity> getJobId( int pageNum, int pageSize,String workspaceId);
     PaginationData<MediaFileEntity> getPhotoByJobId(int page,int pageSize ,String workspaceId,String jobId);
-
+    PaginationData<MediaFileEntity> mediaQuerys(Integer page, Integer pageSize, String workspaceId );
     /**
      * 获取媒体文件状态
      * @param fileId
diff --git a/src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java b/src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java
index 5837292..b6a047e 100644
--- a/src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java
+++ b/src/main/java/com/dji/sample/media/service/impl/FileServiceImpl.java
@@ -312,6 +312,47 @@
     }
 
     @Override
+    public PaginationData<MediaFileEntity> mediaQuerys(Integer page, Integer pageSize, String workspaceId) {
+        // 创建查询条件对象
+        LambdaQueryWrapper<MediaFileEntity> queryWrapper = new LambdaQueryWrapper<>();
+
+        // 添加查询条件
+        queryWrapper.eq(MediaFileEntity::getWorkspaceId, workspaceId);
+
+
+        queryWrapper.last("ORDER BY JSON_EXTRACT(metadata, '$.createdTime') DESC");
+
+        // 执行查询获取所有结果
+        List<MediaFileEntity> allResults = mapper.selectList(queryWrapper);
+
+        // 处理结果去重并设置任务名称
+        Map<String, MediaFileEntity> uniqueFileMap = new LinkedHashMap<>();
+        List<MediaFileEntity> uniqueResults = allResults.stream()
+                .peek(mediaFile -> {
+                    String taskNameResult = waylineJobService.getName(mediaFile.getJobId());
+                    mediaFile.setJobName(taskNameResult);
+                })
+                .filter(mediaFile -> uniqueFileMap.putIfAbsent(mediaFile.getJobId(), mediaFile) == null)
+                .collect(Collectors.toList());
+
+        // 计算分页信息
+        int total = uniqueResults.size();
+        int start = (page - 1) * pageSize;
+        int end = Math.min(start + pageSize, total);
+
+        // 获取当前页的结果
+        List<MediaFileEntity> pageResults = uniqueResults.subList(start, end);
+
+        // 创建临时的 Page 对象
+        Page<MediaFileEntity> resultPage = new Page<>(page, pageSize);
+        resultPage.setRecords(pageResults);
+        resultPage.setTotal(total);
+
+        // 返回分页数据
+        return new PaginationData<>(pageResults, new Pagination(resultPage));
+    }
+
+    @Override
     public PaginationData<MediaFileNailEntity> mediaNailQuery(Integer page, Integer pageSize, Long updateStart, Long updateEnd, Long photoStart, Long photoEnd, String jobName, String workspaceId, String type) {
         // 创建查询条件对象
         LambdaQueryWrapper<MediaFileNailEntity> queryWrapper = new LambdaQueryWrapper<>();
@@ -940,31 +981,48 @@
         // 分页查询
         Page<MediaFileEntity> page = new Page<>(pageNum, pageSize);
 
-        // 使用 QueryWrapper 来执行 DISTINCT 查询,并且选择 payload 和 create_time 字段
+        // 使用 QueryWrapper 执行查询
         QueryWrapper<MediaFileEntity> queryWrapper = new QueryWrapper<>();
         queryWrapper
-                .select("DISTINCT job_id", "payload", "create_time")  // 选择 job_id, payload 和 create_time 字段
                 .eq("workspace_id", workspaceId)
-                .orderByDesc("create_time");
+                .orderByDesc("create_time");  // 根据 create_time 降序排序
 
+        // 执行分页查询
         Page<MediaFileEntity> resultPage = mapper.selectPage(page, queryWrapper);
         List<MediaFileEntity> result = resultPage.getRecords();
 
+
+        // 根据 job_id 字段进行去重
+        Map<String, MediaFileEntity> uniqueFilesMap = result.stream()
+                .collect(Collectors.toMap(
+                        MediaFileEntity::getJobId,
+                        entity -> entity,
+                        (existing, replacement) -> existing // 如果有重复的,保留已有的
+                ));
+
+        List<MediaFileEntity> uniqueFiles = new ArrayList<>(uniqueFilesMap.values());
+
+
         // 为每个 MediaFileEntity 设置 jobName
-        for (MediaFileEntity mediaFile : result) {
+        for (MediaFileEntity mediaFile : uniqueFiles) {
             String taskNameResult = waylineJobService.getName(mediaFile.getJobId());
             mediaFile.setJobName(taskNameResult);
         }
 
         // 使用分页对象构造 Pagination
-        Pagination pagination = new Pagination(resultPage);
-        return new PaginationData<>(result, pagination);
+        Page<MediaFileEntity> newPage = new Page<>(pageNum, pageSize);
+        newPage.setRecords(uniqueFiles);
+        newPage.setTotal(resultPage.getTotal()); // 设置总记录数为原始查询的总记录数
+
+        Pagination pagination = new Pagination(newPage);
+        return new PaginationData<>(uniqueFiles, pagination);
     }
 
 
 
 
 
+
     @Override
     public PaginationData<MediaFileEntity> getPhotoByJobId(int pageNum, int pageSize, String workspaceId, String jobId) {
         // 分页查询

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