Remove nextpage function logic from list model

app/assets/javascripts/boards/models/list.js

-/* eslint-disable no-underscore-dangle, class-methods-use-this, consistent-return */
+/* eslint-disable no-underscore-dangle, class-methods-use-this */
 
 import ListIssue from 'ee_else_ce/boards/models/issue';
 import { __ } from '~/locale';
@@ -8,8 +8,6 @@ import flash from '~/flash';
 import boardsStore from '../stores/boards_store';
 import ListMilestone from './milestone';
 
-const PER_PAGE = 20;
-
 const TYPES = {
   backlog: {
     isPreset: true,
@@ -91,13 +89,7 @@ class List {
   }
 
   nextPage() {
-    if (this.issuesSize > this.issues.length) {
-      if (this.issues.length / PER_PAGE >= 1) {
-        this.page += 1;
-      }
-
-      return this.getIssues(false);
-    }
+    return boardsStore.goToNextPage(this);
   }
 
   getIssues(emptyIssues = true) {

app/assets/javascripts/boards/stores/boards_store.js

-/* eslint-disable no-shadow, no-param-reassign */
+/* eslint-disable no-shadow, no-param-reassign,consistent-return */
 /* global List */
 
 import $ from 'jquery';
@@ -22,6 +22,7 @@ import ListLabel from '../models/label';
 import ListAssignee from '../models/assignee';
 import ListMilestone from '../models/milestone';
 
+const PER_PAGE = 20;
 const boardsStore = {
   disabled: false,
   timeTracking: {
@@ -137,6 +138,17 @@ const boardsStore = {
   findIssueLabel(issue, findLabel) {
     return issue.labels.find(label => label.id === findLabel.id);
   },
+
+  goToNextPage(list) {
+    if (list.issuesSize > list.issues.length) {
+      if (list.issues.length / PER_PAGE >= 1) {
+        list.page += 1;
+      }
+
+      return list.getIssues(false);
+    }
+  },
+
   addListIssue(list, issue, listFrom, newIndex) {
     let moveBeforeId = null;
     let moveAfterId = null;

changelogs/unreleased/Remove-nextPage-function-logic-from-listmodel.yml

+---
+title: Remove nextpage function logic from list model
+merge_request: 31904
+author: nuwe1
+type: other