Refactor Feed model to create new feed for series

server/models/Series.js

@@ -1,4 +1,4 @@
-const { DataTypes, Model, where, fn, col } = require('sequelize')
+const { DataTypes, Model, where, fn, col, literal } = require('sequelize')
 
 const { getTitlePrefixAtEnd } = require('../utils/index')
 
@@ -20,6 +20,11 @@ class Series extends Model {
     this.createdAt
     /** @type {Date} */
     this.updatedAt
+
+    // Expanded properties
+
+    /** @type {import('./Book').BookExpandedWithLibraryItem[]} - only set when expanded */
+    this.books
   }
 
   /**
@@ -103,6 +108,35 @@ class Series extends Model {
     Series.belongsTo(library)
   }
 
+  /**
+   * Get all books in collection expanded with library item
+   *
+   * @returns {Promise<import('./Book').BookExpandedWithLibraryItem[]>}
+   */
+  getBooksExpandedWithLibraryItem() {
+    return this.getBooks({
+      joinTableAttributes: ['sequence'],
+      include: [
+        {
+          model: this.sequelize.models.libraryItem
+        },
+        {
+          model: this.sequelize.models.author,
+          through: {
+            attributes: []
+          }
+        },
+        {
+          model: this.sequelize.models.series,
+          through: {
+            attributes: ['sequence']
+          }
+        }
+      ],
+      order: [[literal('CAST(`bookSeries.sequence` AS FLOAT) ASC NULLS LAST')]]
+    })
+  }
+
   toOldJSON() {
     return {
       id: this.id,