From 08c141b954af5d83cffe9891ff0d8f62c646ae34 Mon Sep 17 00:00:00 2001
From: Simon Knox <psimyn@gmail.com>
Date: Mon, 27 Feb 2017 13:05:50 +1100
Subject: respect offset and limit query params for infinite lists

---
 app/assets/javascripts/lib/utils/url_utility.js | 7 +++++++
 app/assets/javascripts/pager.js                 | 8 ++++++--
 2 files changed, 13 insertions(+), 2 deletions(-)

(limited to 'app')

diff --git a/app/assets/javascripts/lib/utils/url_utility.js b/app/assets/javascripts/lib/utils/url_utility.js
index 1bc81d2e4a4..09c4261b318 100644
--- a/app/assets/javascripts/lib/utils/url_utility.js
+++ b/app/assets/javascripts/lib/utils/url_utility.js
@@ -66,6 +66,13 @@
         return results;
       })()).join('&');
     };
+    w.gl.utils.removeParams = (params) => {
+      const url = new URL(window.location.href);
+      params.forEach((param) => {
+        url.search = w.gl.utils.removeParamQueryString(url.search, param);
+      });
+      return url.href;
+    };
     w.gl.utils.getLocationHash = function(url) {
       var hashIndex;
       if (typeof url === 'undefined') {
diff --git a/app/assets/javascripts/pager.js b/app/assets/javascripts/pager.js
index e35cf6d295e..5f6bc902cf8 100644
--- a/app/assets/javascripts/pager.js
+++ b/app/assets/javascripts/pager.js
@@ -1,11 +1,15 @@
+require('~/lib/utils/common_utils');
+require('~/lib/utils/url_utility');
+
 (() => {
   const ENDLESS_SCROLL_BOTTOM_PX = 400;
   const ENDLESS_SCROLL_FIRE_DELAY_MS = 1000;
 
   const Pager = {
     init(limit = 0, preload = false, disable = false, callback = $.noop) {
+      this.url = $('.content_list').data('href') || gl.utils.removeParams(['limit', 'offset']);
       this.limit = limit;
-      this.offset = this.limit;
+      this.offset = parseInt(gl.utils.getParameterByName('offset'), 10) || this.limit;
       this.disable = disable;
       this.callback = callback;
       this.loading = $('.loading').first();
@@ -20,7 +24,7 @@
       this.loading.show();
       $.ajax({
         type: 'GET',
-        url: $('.content_list').data('href') || window.location.href,
+        url: this.url,
         data: `limit=${this.limit}&offset=${this.offset}`,
         dataType: 'json',
         error: () => this.loading.hide(),
-- 
cgit v1.2.3