Fix:Server crash deleting library that has playback sessions #3634

server/Database.js

@@ -406,11 +406,6 @@ class Database {
     return Promise.all(oldBooks.map((oldBook) => this.models.book.saveFromOld(oldBook)))
   }
 
-  removeLibrary(libraryId) {
-    if (!this.sequelize) return false
-    return this.models.library.removeById(libraryId)
-  }
-
   createBulkCollectionBooks(collectionBooks) {
     if (!this.sequelize) return false
     return this.models.collectionBook.bulkCreate(collectionBooks)

server/controllers/LibraryController.js

@@ -504,8 +504,21 @@ class LibraryController {
       await this.handleDeleteLibraryItem(libraryItem.mediaType, libraryItem.id, mediaItemIds)
     }
 
+    // Set PlaybackSessions libraryId to null
+    const [sessionsUpdated] = await Database.playbackSessionModel.update(
+      {
+        libraryId: null
+      },
+      {
+        where: {
+          libraryId: req.library.id
+        }
+      }
+    )
+    Logger.info(`[LibraryController] Updated ${sessionsUpdated} playback sessions to remove library id`)
+
     const libraryJson = req.library.toOldJSON()
-    await Database.removeLibrary(req.library.id)
+    await req.library.destroy()
 
     // Re-order libraries
     await Database.libraryModel.resetDisplayOrder()

server/models/Library.js

@@ -107,19 +107,6 @@ class Library extends Model {
     })
   }
 
-  /**
-   * Destroy library by id
-   * @param {string} libraryId
-   * @returns
-   */
-  static removeById(libraryId) {
-    return this.destroy({
-      where: {
-        id: libraryId
-      }
-    })
-  }
-
   /**
    * Get all library ids
    * @returns {Promise<string[]>} array of library ids