fix: issues

backend/pkg/path/fs.go

@@ -27,3 +27,11 @@ func GetSubDirs(root string) ([]string, error) {
 
 	return paths, nil
 }
+
+func DirExists(path string) bool {
+	st, err := os.Stat(path)
+	if err != nil {
+		return false
+	}
+	return st.IsDir()
+}

backend/pkg/pg/media.go

@@ -4,6 +4,8 @@ import (
 	"database/sql/driver"
 	"encoding/json"
 	"errors"
+
+	"github.com/samber/lo"
 )
 
 // swagger:enum MediaType
@@ -14,12 +16,9 @@ import (
 // )
 type MediaType string
 
-type MediaSource struct {
-	Duration int64             `json:"duration"`
-	Items    []MediaSourceItem `json:"items"`
-}
+type MediaResources []MediaType
 
-func (x MediaSource) Scan(value interface{}) (err error) {
+func (x MediaResources) Scan(value interface{}) (err error) {
 	switch v := value.(type) {
 	case string:
 		return json.Unmarshal([]byte(v), &x)
@@ -31,12 +30,10 @@ func (x MediaSource) Scan(value interface{}) (err error) {
 	return errors.New("Unknown type for ")
 }
 
-func (x MediaSource) Value() (driver.Value, error) {
+func (x MediaResources) Value() (driver.Value, error) {
 	return json.Marshal(x)
 }
 
-type MediaSourceItem struct {
-	Source   string `json:"source"`
-	Size     int64  `json:"size"`
-	Duration int64  `json:"duration"`
+func (x MediaResources) MustValue() driver.Value {
+	return lo.Must(json.Marshal(x))
 }