From 093124aac694fbcb18184f84ecbb8dc8aaca7554 Mon Sep 17 00:00:00 2001
From: mikiher <mikiher@gmail.com>
Date: Mon, 30 Mar 2026 22:02:56 +0300
Subject: [PATCH 1/2] Emit proper author_updated/added events when updating
 book media

---
 server/models/Author.js |  5 +++--
 server/models/Book.js   | 13 ++++++++++++-
 2 files changed, 15 insertions(+), 3 deletions(-)

diff --git a/server/models/Author.js b/server/models/Author.js
index 287b66976..d83eef15f 100644
--- a/server/models/Author.js
+++ b/server/models/Author.js
@@ -115,12 +115,13 @@ class Author extends Model {
    */
   static async findOrCreateByNameAndLibrary(name, libraryId) {
     const author = await this.getByNameAndLibrary(name, libraryId)
-    if (author) return author
-    return this.create({
+    if (author) return { author, created: false }
+    const newAuthor = await this.create({
       name,
       lastFirst: this.getLastFirst(name),
       libraryId
     })
+    return { author: newAuthor, created: true }
   }
 
   /**
diff --git a/server/models/Book.js b/server/models/Book.js
index 96371f3a2..d9f2ff132 100644
--- a/server/models/Book.js
+++ b/server/models/Book.js
@@ -4,6 +4,7 @@ const { getTitlePrefixAtEnd, getTitleIgnorePrefix } = require('../utils')
 const parseNameString = require('../utils/parsers/parseNameString')
 const htmlSanitizer = require('../utils/htmlSanitizer')
 const libraryItemsBookFilters = require('../utils/queries/libraryItemsBookFilters')
+const SocketAuthority = require('../SocketAuthority')
 
 /**
  * @typedef EBookFileObject
@@ -470,13 +471,23 @@ class Book extends Model {
 
     for (const author of authorsRemoved) {
       await bookAuthorModel.removeByIds(author.id, this.id)
+      const numBooks = await bookAuthorModel.getCountForAuthor(author.id)
+      if (numBooks > 0) {
+        SocketAuthority.emitter('author_updated', author.toOldJSONExpanded(numBooks))
+      }
       Logger.debug(`[Book] "${this.title}" Removed author "${author.name}"`)
       this.authors = this.authors.filter((au) => au.id !== author.id)
     }
     const authorsAdded = []
     for (const authorName of newAuthorNames) {
-      const author = await authorModel.findOrCreateByNameAndLibrary(authorName, libraryId)
+      const { author, created } = await authorModel.findOrCreateByNameAndLibrary(authorName, libraryId)
       await bookAuthorModel.create({ bookId: this.id, authorId: author.id })
+      if (created) {
+        SocketAuthority.emitter('author_added', author.toOldJSON())
+      } else {
+        const numBooks = await bookAuthorModel.getCountForAuthor(author.id)
+        SocketAuthority.emitter('author_updated', author.toOldJSONExpanded(numBooks))
+      }
       Logger.debug(`[Book] "${this.title}" Added author "${author.name}"`)
       this.authors.push(author)
       authorsAdded.push(author)

From ab3bd6f4a170d7ddf6e50dbeb4e5794f1a011e41 Mon Sep 17 00:00:00 2001
From: advplyr <advplyr@protonmail.com>
Date: Mon, 30 Mar 2026 16:22:27 -0500
Subject: [PATCH 2/2] Update JS docs

---
 server/models/Author.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/server/models/Author.js b/server/models/Author.js
index d83eef15f..65561e211 100644
--- a/server/models/Author.js
+++ b/server/models/Author.js
@@ -111,7 +111,7 @@ class Author extends Model {
    *
    * @param {string} name
    * @param {string} libraryId
-   * @returns {Promise<Author>}
+   * @returns {Promise<{ author: Author, created: boolean }>}
    */
   static async findOrCreateByNameAndLibrary(name, libraryId) {
     const author = await this.getByNameAndLibrary(name, libraryId)