feat：新增文件工具箱

- 本地查找
- 文件树状图
- Diff
- 文件加密
- 批量修改文件名
- 文件格式转换

upload-file-backend/src/main/java/cn/czh/controller/FileSearchController.java

@@ -1,42 +0,0 @@
-package cn.czh.controller;
-
-import cn.czh.base.Result;
-import cn.czh.service.IFileSearchService;
-import lombok.extern.slf4j.Slf4j;
-import org.springframework.web.bind.annotation.*;
-
-import javax.annotation.Resource;
-import java.util.List;
-
-@Slf4j
-@RequestMapping("/fileSearch")
-@RestController
-public class FileSearchController {
-
-    @Resource
-    private IFileSearchService fileSearchService;
-
-    /**
-     * 获取系统磁盘列表
-     */
-    @GetMapping("/getDrives")
-    public Result<?> getDrives() {
-        return Result.success(fileSearchService.getDrives());
-    }
-
-    /**
-     * 根据指定的磁盘列表构建文件索引
-     */
-    @PostMapping("/buildIndex")
-    public Result<?> buildIndex(@RequestBody List<String> drives) {
-        return Result.success(fileSearchService.buildIndex(drives));
-    }
-
-    /**
-     * 根据文件名称模糊查询
-     */
-    @GetMapping("/search")
-    public Result<?> search(@RequestParam String keyword) {
-        return Result.success(fileSearchService.searchFiles(keyword));
-    }
-}

upload-file-backend/src/main/java/cn/czh/controller/LocalSearchController.java

@@ -0,0 +1,75 @@
+package cn.czh.controller;
+
+import cn.czh.base.Result;
+import cn.czh.service.ILocalFileService;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.web.bind.annotation.*;
+
+import javax.annotation.Resource;
+import java.util.List;
+
+@Slf4j
+@RequestMapping("/localFile")
+@RestController
+public class LocalSearchController {
+
+    @Resource
+    private ILocalFileService fileSearchService;
+
+    /**
+     * 获取系统磁盘列表
+     */
+    @GetMapping("/getDrives")
+    public Result<?> getDrives() {
+        return Result.success(fileSearchService.getDrives());
+    }
+
+    /**
+     * 根据指定的磁盘列表构建文件索引
+     */
+    @PostMapping("/buildIndex")
+    public Result<?> buildIndex(@RequestBody List<String> drives) {
+        return Result.success(fileSearchService.buildIndex(drives));
+    }
+
+    /**
+     * 根据文件名称模糊查询
+     */
+    @GetMapping("/search")
+    public Result<?> search(@RequestParam String keyword) {
+        return Result.success(fileSearchService.searchFiles(keyword));
+    }
+
+    /**
+     * 根据文件地址打开目录
+     */
+    @PostMapping("/openDir")
+    public Result<?> openDir(@RequestParam String dir) {
+        try {
+            Runtime.getRuntime().exec("explorer.exe /select," + dir);
+            return Result.success();
+        } catch (Exception e) {
+            log.error("打开目录失败：{}", e.getMessage(), e);
+            return Result.error("打开目录失败");
+        }
+    }
+
+    /**
+     * 根据文件目录展示文件树
+     */
+    @GetMapping("/getFileTree")
+    public Result<?> getFileTree(
+            @RequestParam String path,
+            @RequestParam(defaultValue = "true") boolean showFiles,
+            @RequestParam(defaultValue = "true") boolean showFolders,
+            @RequestParam(defaultValue = "3") int maxDepth
+
+    ) {
+        // 避免直接输入磁盘进去全盘扫描
+        if (path.length() == 2 && path.endsWith(":")) {
+            return Result.error("请选择目录");
+        }
+
+        return Result.success(fileSearchService.getFileTree(path, showFiles, showFolders, maxDepth));
+    }
+}

upload-file-backend/src/main/java/cn/czh/dto/FileNode.java

@@ -0,0 +1,12 @@
+package cn.czh.dto;
+
+import lombok.Data;
+import java.util.List;
+
+@Data
+public class FileNode {
+    private String name;      // 文件/文件夹名称
+    private String path;      // 绝对路径
+    private boolean isFolder; // 是否是文件夹
+    private List<FileNode> children; // 子节点
+}

upload-file-backend/src/main/java/cn/czh/service/ILocalFileService.java

@@ -1,10 +1,11 @@
 package cn.czh.service;
 
+import cn.czh.dto.FileNode;
 import cn.czh.dto.IndexResult;
 
 import java.util.List;
 
-public interface IFileSearchService {
+public interface ILocalFileService {
 
     List<String> getDrives();
 
@@ -12,4 +13,6 @@ public interface IFileSearchService {
 
     List<String> searchFiles(String keyword);
 
+    FileNode getFileTree(String path, boolean showFiles, boolean showFolders, int maxDepth);
+
 }

upload-file-backend/src/main/java/cn/czh/service/impl/LocalFileServiceImpl.java

@@ -1,7 +1,8 @@
 package cn.czh.service.impl;
 
+import cn.czh.dto.FileNode;
 import cn.czh.dto.IndexResult;
-import cn.czh.service.IFileSearchService;
+import cn.czh.service.ILocalFileService;
 import cn.czh.utils.FileSearchUtil;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -14,7 +15,7 @@ import java.util.stream.Collectors;
 
 @Slf4j
 @Service
-public class FileSearchServiceImpl implements IFileSearchService {
+public class LocalFileServiceImpl implements ILocalFileService {
 
     @Resource
     private FileSearchUtil fileSearchUtil;
@@ -76,4 +77,44 @@ public class FileSearchServiceImpl implements IFileSearchService {
     public List<String> searchFiles(String keyword) {
         return fileSearchUtil.search(keyword);
     }
+
+    @Override
+    public FileNode getFileTree(String path, boolean showFiles, boolean showFolders, int maxDepth) {
+        File root = new File(path);
+        if (!root.exists() || !root.isDirectory()) {
+            return null;
+        }
+        return buildFileTree(root, showFiles, showFolders, 0, maxDepth);
+    }
+
+    private FileNode buildFileTree(File file, boolean showFiles, boolean showFolders, int currentDepth, int maxDepth) {
+        // 判断是否匹配类型
+        boolean matchesType = (file.isDirectory() && showFolders) || (!file.isDirectory() && showFiles);
+
+        // 如果不匹配类型，则不包含此节点
+        if (!matchesType) {
+            return null;
+        }
+
+        FileNode node = new FileNode();
+        node.setName(file.getName());
+        node.setPath(file.getAbsolutePath());
+        node.setFolder(file.isDirectory());
+
+        // 如果是目录且未达到最大深度，递归构建子节点
+        if (file.isDirectory() && (maxDepth == 0 || currentDepth < maxDepth)) {
+            File[] files = file.listFiles();
+            if (files != null) {
+                List<FileNode> children = new ArrayList<>();
+                for (File f : files) {
+                    FileNode child = buildFileTree(f, showFiles, showFolders, currentDepth + 1, maxDepth);
+                    if (child != null) {
+                        children.add(child);
+                    }
+                }
+                node.setChildren(children.isEmpty() ? null : children);
+            }
+        }
+        return node;
+    }
 }