feat(library): add library ID filtering for album resources

Signed-off-by: Deluan <deluan@navidrome.org>

persistence/album_repository.go

@@ -6,6 +6,7 @@ import (
 	"fmt"
 	"maps"
 	"slices"
+	"strconv"
 	"strings"
 	"sync"
 	"time"
@@ -123,6 +124,7 @@ var albumFilters = sync.OnceValue(func() map[string]filterFunc {
 		"missing":         booleanFilter,
 		"genre_id":        tagIDFilter,
 		"role_total_id":   allRolesFilter,
+		"library_id":      libraryIdFilter,
 	}
 	// Add all album tags as filters
 	for tag := range model.AlbumLevelTags() {
@@ -183,6 +185,42 @@ func allRolesFilter(_ string, value interface{}) Sqlizer {
 	return Like{"participants": fmt.Sprintf(`%%"%s"%%`, value)}
 }
 
+func libraryIdFilter(field string, value interface{}) Sqlizer {
+	switch v := value.(type) {
+	case string:
+		// Handle single library ID as string
+		if libID, err := strconv.Atoi(v); err == nil {
+			return Eq{"library_id": libID}
+		}
+		return Eq{"library_id": v}
+	case int:
+		return Eq{"library_id": v}
+	case int64:
+		return Eq{"library_id": v}
+	case float64:
+		return Eq{"library_id": int(v)}
+	case []interface{}:
+		// Handle multiple library IDs
+		var ids []interface{}
+		for _, id := range v {
+			switch idVal := id.(type) {
+			case string:
+				if libID, err := strconv.Atoi(idVal); err == nil {
+					ids = append(ids, libID)
+				} else {
+					ids = append(ids, idVal)
+				}
+			case int, int64, float64:
+				ids = append(ids, idVal)
+			}
+		}
+		if len(ids) > 0 {
+			return Eq{"library_id": ids}
+		}
+	}
+	return Eq{"library_id": value}
+}
+
 func (r *albumRepository) CountAll(options ...model.QueryOptions) (int64, error) {
 	query := r.newSelect()
 	query = r.withAnnotation(query, "album.id")

ui/src/dataProvider/wrapperDataProvider.js

@@ -9,6 +9,15 @@ const isAdmin = () => {
   return role === 'admin'
 }
 
+const getSelectedLibraries = () => {
+  try {
+    const state = JSON.parse(localStorage.getItem('state'))
+    return state?.library?.selectedLibraries || []
+  } catch (err) {
+    return []
+  }
+}
+
 const mapResource = (resource, params) => {
   switch (resource) {
     case 'playlistTrack': {
@@ -24,10 +33,26 @@ const mapResource = (resource, params) => {
     }
     case 'album':
     case 'song':
-    case 'artist': {
+    case 'artist':
+    case 'playlist': {
+      // Content resources that should be filtered by selected libraries
+      const contentResources = ['album', 'song', 'artist', 'playlist']
+
+      // Get selected libraries from localStorage
+      const selectedLibraries = getSelectedLibraries()
+
       if (params.filter && !isAdmin()) {
         params.filter.missing = false
       }
+
+      // Add library filter for content resources if libraries are selected
+      if (contentResources.includes(resource) && selectedLibraries.length > 0) {
+        if (!params.filter) {
+          params.filter = {}
+        }
+        params.filter.library_id = selectedLibraries
+      }
+
       return [resource, params]
     }
     default: