chore: initial commit before Kratos migration

internal/api/endpoints/folder_endpoint.go

@@ -128,6 +128,8 @@ func (e *FolderEndpoint) UploadToFolder(c *gin.Context) {
 		Data:        file,
 		S3Bucket:    s3Bucket,
 		OwnerID:     ownerID,
+		Size:        header.Size,
+		ContentType: header.Header.Get("Content-Type"),
 	}
 
 	result, err := mediator.Send[handlers.UploadToFolderCommand, *model.FileMeta](e.Mediator, c.Request.Context(), cmd)

internal/api/handlers/file_meta_commands.go

@@ -19,6 +19,8 @@ type UploadToFolderCommand struct {
 	Data        io.Reader
 	S3Bucket    string
 	OwnerID     string
+	Size        int64
+	ContentType string
 }
 
 type MoveFileCommand struct {
@@ -60,6 +62,11 @@ func (h *UploadToFolderHandler) Handle(ctx context.Context, cmd UploadToFolderCo
 		return nil, fmt.Errorf("S3 upload failed: %w", err)
 	}
 
+	contentType := cmd.ContentType
+	if contentType == "" {
+		contentType = "application/octet-stream"
+	}
+
 	now := time.Now()
 	fileMeta := &model.FileMeta{
 		ID:          uuid.New().String(),
@@ -67,7 +74,8 @@ func (h *UploadToFolderHandler) Handle(ctx context.Context, cmd UploadToFolderCo
 		Name:        cmd.FileName,
 		S3Key:       s3Key,
 		S3Bucket:    cmd.S3Bucket,
-		ContentType: "application/octet-stream",
+		Size:        cmd.Size,
+		ContentType: contentType,
 		OwnerID:     cmd.OwnerID,
 		CreatedAt:   now,
 		UpdatedAt:   now,

internal/middleware/auth.go

@@ -7,14 +7,13 @@ import (
 )
 
 const API_KEY_HEADER = "X-API-Key"
+const APIKeyUserID = "api-key-user"
 
 // AuthMiddleware 验证API密钥的中间件
 func AuthMiddleware(apiKey string) gin.HandlerFunc {
 	return func(c *gin.Context) {
-		// 从请求头中获取API密钥
 		key := c.GetHeader(API_KEY_HEADER)
 
-		// 验证密钥是否正确
 		if key != apiKey {
 			c.JSON(http.StatusUnauthorized, gin.H{
 				"code":    http.StatusUnauthorized,
@@ -25,7 +24,8 @@ func AuthMiddleware(apiKey string) gin.HandlerFunc {
 			return
 		}
 
-		// 密钥验证通过，继续处理请求
+		c.Set(ContextKeyUserID, APIKeyUserID)
+		c.Set(ContextKeyUsername, "api-key-user")
 		c.Next()
 	}
 }