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store.go
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store.go
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// Copyright (c) 2022 Ivan Teplov
package store
import (
"fmt"
"io"
"mime/multipart"
"os"
"path"
"path/filepath"
"time"
"github.com/ivteplo/home-gallery/internal/helpers"
"github.com/yargevad/filepathx"
)
type Store struct {
config *Config
}
func CreateStore(config *Config) *Store {
return &Store{
config: config,
}
}
func (store *Store) Open() error {
if err := os.MkdirAll(store.config.Path, os.ModePerm); err != nil {
return err
}
return nil
}
func (store *Store) SaveFile(file multipart.File, header *multipart.FileHeader) error {
filename := header.Filename
folder := "Unknown Date/"
fileExtension := helpers.GetFileExtension(filename)
var dateTime time.Time
var err error
if helpers.IsVideo(filename) {
dateTime, err = helpers.GetVideoCreationTime(file)
} else {
dateTime, err = helpers.GetImageCreationTime(file)
}
if err == nil {
filename = fmt.Sprintf(
"%s-%s-%s-%s-%s-%s.%s",
helpers.FixedNumberLength(dateTime.Year(), 4),
helpers.FixedNumberLength(int(dateTime.Month()), 2),
helpers.FixedNumberLength(dateTime.Day(), 2),
helpers.FixedNumberLength(dateTime.Hour(), 2),
helpers.FixedNumberLength(dateTime.Minute(), 2),
helpers.FixedNumberLength(dateTime.Second(), 2),
fileExtension,
)
folder = fmt.Sprintf(
"%s/%s/",
helpers.FixedNumberLength(dateTime.Year(), 4),
helpers.FixedNumberLength(int(dateTime.Month()), 2),
)
}
_, err = file.Seek(0, io.SeekStart)
if err != nil {
return err
}
resultingPath := path.Join(store.config.Path, folder, filename)
return helpers.SaveFile(resultingPath, file)
}
func (store *Store) ListMedia() ([]string, error) {
files, err := filepathx.Glob(filepath.Join(store.config.Path, "/**/*.*"))
if files == nil {
files = []string {}
}
if err == nil {
for index, file := range files {
relativePath, _ := filepath.Rel(store.config.Path, file)
files[index] = filepath.ToSlash(relativePath)
}
}
return files, err
}
func (store *Store) Close() {
}