初始化

server/controller/folder_controller.go

@@ -0,0 +1,120 @@
+package controller
+
+import (
+	"strconv"
+	"strings"
+
+	"seeyon-filesystem/dto"
+	"seeyon-filesystem/middleware"
+	"seeyon-filesystem/service"
+	"seeyon-filesystem/utils"
+
+	"github.com/gin-gonic/gin"
+)
+
+// FolderController 文件夹控制器
+type FolderController struct {
+	folderService *service.FolderService
+}
+
+// NewFolderController 创建文件夹控制器实例
+func NewFolderController() *FolderController {
+	return &FolderController{
+		folderService: service.NewFolderService(),
+	}
+}
+
+// Create 创建文件夹
+// POST /api/folder
+func (c *FolderController) Create(ctx *gin.Context) {
+	ownerID := middleware.GetCurrentUserID(ctx)
+
+	var req dto.CreateFolderRequest
+	if err := ctx.ShouldBindJSON(&req); err != nil {
+		utils.BadRequest(ctx, "参数错误: "+err.Error())
+		return
+	}
+
+	result, err := c.folderService.Create(&req, ownerID)
+	if err != nil {
+		utils.ServerError(ctx, err.Error())
+		return
+	}
+
+	utils.Success(ctx, result)
+}
+
+// ListChildren 获取文件夹子项
+// GET /api/folder/:id/children 或 GET /api/folder/root
+func (c *FolderController) ListChildren(ctx *gin.Context) {
+	ownerID := middleware.GetCurrentUserID(ctx)
+
+	idStr := ctx.Param("id")
+	var folderID uint64
+	if idStr == "root" {
+		folderID = 0
+	} else {
+		var err error
+		folderID, err = strconv.ParseUint(idStr, 10, 64)
+		if err != nil {
+			utils.BadRequest(ctx, "无效的文件夹ID")
+			return
+		}
+	}
+
+	result, err := c.folderService.ListChildren(folderID, ownerID)
+	if err != nil {
+		utils.ServerError(ctx, err.Error())
+		return
+	}
+
+	utils.Success(ctx, result)
+}
+
+// Rename 重命名文件夹
+// PUT /api/folder/:id/rename
+func (c *FolderController) Rename(ctx *gin.Context) {
+	ownerID := middleware.GetCurrentUserID(ctx)
+
+	id, err := strconv.ParseUint(ctx.Param("id"), 10, 64)
+	if err != nil {
+		utils.BadRequest(ctx, "无效的文件夹ID")
+		return
+	}
+
+	var req dto.RenameRequest
+	if err := ctx.ShouldBindJSON(&req); err != nil {
+		utils.BadRequest(ctx, "参数错误: "+err.Error())
+		return
+	}
+
+	if err := c.folderService.Rename(id, req.NewName, ownerID, req.Version); err != nil {
+		if strings.Contains(err.Error(), "已被其他人修改") {
+			utils.Error(ctx, 409, 409, err.Error())
+			return
+		}
+		utils.ServerError(ctx, err.Error())
+		return
+	}
+
+	utils.SuccessWithMessage(ctx, "重命名成功", nil)
+}
+
+// Delete 删除文件夹
+// DELETE /api/folder/:id
+func (c *FolderController) Delete(ctx *gin.Context) {
+	ownerID := middleware.GetCurrentUserID(ctx)
+
+	id, err := strconv.ParseUint(ctx.Param("id"), 10, 64)
+	if err != nil {
+		utils.BadRequest(ctx, "无效的文件夹ID")
+		return
+	}
+
+	if err := c.folderService.Delete(id, ownerID); err != nil {
+		utils.ServerError(ctx, err.Error())
+		return
+	}
+
+	utils.SuccessWithMessage(ctx, "已移入回收站", nil)
+}