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|
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
}
|
