Function generateUniqueFileName

api/controller/wps.go:147–172

generateUniqueFileName 生成唯一的文件名，如果重复则添加序号

(eid, libraryID int64, dirPath, fileName, extension string, excludeFileID int64)

// generateUniqueFileName 生成唯一的文件名，如果重复则添加序号
func generateUniqueFileName(eid, libraryID int64, dirPath, fileName, extension string, excludeFileID int64) string {
	baseName := fileName
	if extension != "" && !strings.HasSuffix(fileName, extension) {
		fileName = fileName + extension
	}

	// 检查是否重复
	counter := 1
	for {
		fullPath := dirPath + "/" + fileName
		if !strings.HasPrefix(dirPath, "/") {
			fullPath = "/" + fullPath
		}

		// 使用现有的GetFileByPath函数检查重复
		existingFile, err := model.GetFileByPath(eid, libraryID, fullPath)
		if err != nil || (existingFile != nil && existingFile.ID == excludeFileID) {
			// 没有找到重复文件或者是同一个文件，可以使用这个文件名
			return fileName
		}

		// 有重复文件，添加序号
		fileName = fmt.Sprintf("%s(%d)%s", baseName, counter, extension)
		counter++
	}
}

// resolveWPSVisibleFileName returns the file name that should be exposed to WPS.
// It strips internal workspace prefixes such as "output/" so the editor only