diff options
Diffstat (limited to 'pkg/service/filesystem.go')
-rw-r--r-- | pkg/service/filesystem.go | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/pkg/service/filesystem.go b/pkg/service/filesystem.go new file mode 100644 index 0000000..3516ce2 --- /dev/null +++ b/pkg/service/filesystem.go @@ -0,0 +1,91 @@ +package service + +import ( + "io/fs" + "net/url" + "path" + "strings" + + "git.sr.ht/~gabrielgio/img/pkg/database/repository" +) + +type ( + FileSystemController struct { + repository repository.FileSystemRepository + } + + DirectoryParam struct { + Name string + UrlEncodedPath string + } + + FileParam struct { + UrlEncodedPath string + Info fs.FileInfo + } + + Page struct { + History []*DirectoryParam + Files []*FileParam + } +) + +func NewFileSystemController(repository repository.FileSystemRepository) *FileSystemController { + return &FileSystemController{ + repository: repository, + } +} + +func getHistory(filepath string) []*DirectoryParam { + var ( + paths = strings.Split(filepath, "/") + result = make([]*DirectoryParam, 0, len(paths)) + acc = "" + ) + + // add root folder + result = append(result, &DirectoryParam{ + Name: "...", + UrlEncodedPath: "", + }) + + if len(paths) == 1 && paths[0] == "" { + return result + } + + for _, p := range paths { + acc = path.Join(acc, p) + result = append(result, &DirectoryParam{ + Name: p, + UrlEncodedPath: url.QueryEscape(acc), + }) + } + return result +} + +func (self *FileSystemController) GetPage(filepath string) (*Page, error) { + decodedPath, err := url.QueryUnescape(filepath) + if err != nil { + return nil, err + } + + files, err := self.repository.List(decodedPath) + if err != nil { + return nil, err + } + + params := make([]*FileParam, 0, len(files)) + for _, info := range files { + fullPath := path.Join(decodedPath, info.Name()) + scapedFullPath := url.QueryEscape(fullPath) + params = append(params, &FileParam{ + Info: info, + UrlEncodedPath: scapedFullPath, + }) + } + + return &Page{ + Files: params, + History: getHistory(decodedPath), + }, nil +} |