From 9ba67c6045427d73f394731e74617b4aa8128557 Mon Sep 17 00:00:00 2001
From: Eugen Rochko <eugen@zeonfederated.com>
Date: Sun, 6 Oct 2019 22:11:17 +0200
Subject: [PATCH] [Glitch] Fix performance of home feed regeneration

Port front-end changes from f665901e3c0930fb8b3741f6bc6f6a15dd0343f6 to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>
---
 .../flavours/glitch/actions/timelines.js      |  2 +-
 .../glitch/components/missing_indicator.js    | 23 +++++++++-----
 .../components/regeneration_indicator.js      | 18 +++++++++++
 .../flavours/glitch/components/status_list.js | 15 ++--------
 .../features/generic_not_found/index.js       |  2 +-
 .../components/regeneration_indicator.scss    | 30 +++++++------------
 6 files changed, 47 insertions(+), 43 deletions(-)
 create mode 100644 app/javascript/flavours/glitch/components/regeneration_indicator.js

diff --git a/app/javascript/flavours/glitch/actions/timelines.js b/app/javascript/flavours/glitch/actions/timelines.js
index f5bc0fd23f..16ff4703e0 100644
--- a/app/javascript/flavours/glitch/actions/timelines.js
+++ b/app/javascript/flavours/glitch/actions/timelines.js
@@ -97,7 +97,7 @@ export function expandTimeline(timelineId, path, params = {}, done = noOp) {
     api(getState).get(path, { params }).then(response => {
       const next = getLinks(response).refs.find(link => link.rel === 'next');
       dispatch(importFetchedStatuses(response.data));
-      dispatch(expandTimelineSuccess(timelineId, response.data, next ? next.uri : null, response.code === 206, isLoadingRecent, isLoadingMore, isLoadingRecent && preferPendingItems));
+      dispatch(expandTimelineSuccess(timelineId, response.data, next ? next.uri : null, response.status === 206, isLoadingRecent, isLoadingMore, isLoadingRecent && preferPendingItems));
       done();
     }).catch(error => {
       dispatch(expandTimelineFail(timelineId, error, isLoadingMore));
diff --git a/app/javascript/flavours/glitch/components/missing_indicator.js b/app/javascript/flavours/glitch/components/missing_indicator.js
index 70d8c3b984..ee5bf7c1ee 100644
--- a/app/javascript/flavours/glitch/components/missing_indicator.js
+++ b/app/javascript/flavours/glitch/components/missing_indicator.js
@@ -1,17 +1,24 @@
 import React from 'react';
+import PropTypes from 'prop-types';
 import { FormattedMessage } from 'react-intl';
+import illustration from 'flavours/glitch/images/elephant_ui_disappointed.svg';
+import classNames from 'classnames';
 
-const MissingIndicator = () => (
-  <div className='regeneration-indicator missing-indicator'>
-    <div>
-      <div className='regeneration-indicator__figure' />
+const MissingIndicator = ({ fullPage }) => (
+  <div className={classNames('regeneration-indicator', { 'regeneration-indicator--without-header': fullPage })}>
+    <div className='regeneration-indicator__figure'>
+      <img src={illustration} alt='' />
+    </div>
 
-      <div className='regeneration-indicator__label'>
-        <FormattedMessage id='missing_indicator.label' tagName='strong' defaultMessage='Not found' />
-        <FormattedMessage id='missing_indicator.sublabel' defaultMessage='This resource could not be found' />
-      </div>
+    <div className='regeneration-indicator__label'>
+      <FormattedMessage id='missing_indicator.label' tagName='strong' defaultMessage='Not found' />
+      <FormattedMessage id='missing_indicator.sublabel' defaultMessage='This resource could not be found' />
     </div>
   </div>
 );
 
+MissingIndicator.propTypes = {
+  fullPage: PropTypes.bool,
+};
+
 export default MissingIndicator;
diff --git a/app/javascript/flavours/glitch/components/regeneration_indicator.js b/app/javascript/flavours/glitch/components/regeneration_indicator.js
new file mode 100644
index 0000000000..f4e0a79ef7
--- /dev/null
+++ b/app/javascript/flavours/glitch/components/regeneration_indicator.js
@@ -0,0 +1,18 @@
+import React from 'react';
+import { FormattedMessage } from 'react-intl';
+import illustration from 'flavours/glitch/images/elephant_ui_working.svg';
+
+const MissingIndicator = () => (
+  <div className='regeneration-indicator'>
+    <div className='regeneration-indicator__figure'>
+      <img src={illustration} alt='' />
+    </div>
+
+    <div className='regeneration-indicator__label'>
+      <FormattedMessage id='regeneration_indicator.label' tagName='strong' defaultMessage='Loading&hellip;' />
+      <FormattedMessage id='regeneration_indicator.sublabel' defaultMessage='Your home feed is being prepared!' />
+    </div>
+  </div>
+);
+
+export default MissingIndicator;
diff --git a/app/javascript/flavours/glitch/components/status_list.js b/app/javascript/flavours/glitch/components/status_list.js
index c1f51b307c..a399ff5675 100644
--- a/app/javascript/flavours/glitch/components/status_list.js
+++ b/app/javascript/flavours/glitch/components/status_list.js
@@ -6,7 +6,7 @@ import StatusContainer from 'flavours/glitch/containers/status_container';
 import ImmutablePureComponent from 'react-immutable-pure-component';
 import LoadGap from './load_gap';
 import ScrollableList from './scrollable_list';
-import { FormattedMessage } from 'react-intl';
+import RegenerationIndicator from 'flavours/glitch/components/regeneration_indicator';
 
 export default class StatusList extends ImmutablePureComponent {
 
@@ -81,18 +81,7 @@ export default class StatusList extends ImmutablePureComponent {
     const { isLoading, isPartial } = other;
 
     if (isPartial) {
-      return (
-        <div className='regeneration-indicator'>
-          <div>
-            <div className='regeneration-indicator__figure' />
-
-            <div className='regeneration-indicator__label'>
-              <FormattedMessage id='regeneration_indicator.label' tagName='strong' defaultMessage='Loading&hellip;' />
-              <FormattedMessage id='regeneration_indicator.sublabel' defaultMessage='Your home feed is being prepared!' />
-            </div>
-          </div>
-        </div>
-      );
+      return <RegenerationIndicator />;
     }
 
     let scrollableContent = (isLoading || statusIds.size > 0) ? (
diff --git a/app/javascript/flavours/glitch/features/generic_not_found/index.js b/app/javascript/flavours/glitch/features/generic_not_found/index.js
index d01a1ba471..4412adaedc 100644
--- a/app/javascript/flavours/glitch/features/generic_not_found/index.js
+++ b/app/javascript/flavours/glitch/features/generic_not_found/index.js
@@ -4,7 +4,7 @@ import MissingIndicator from 'flavours/glitch/components/missing_indicator';
 
 const GenericNotFound = () => (
   <Column>
-    <MissingIndicator />
+    <MissingIndicator fullPage />
   </Column>
 );
 
diff --git a/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss b/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
index 178df66525..c65e6a9afc 100644
--- a/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
+++ b/app/javascript/flavours/glitch/styles/components/regeneration_indicator.scss
@@ -7,37 +7,27 @@
   cursor: default;
   display: flex;
   flex: 1 1 auto;
+  flex-direction: column;
   align-items: center;
   justify-content: center;
   padding: 20px;
 
-  & > div {
-    width: 100%;
-    background: transparent;
-    padding-top: 0;
-  }
-
   &__figure {
-    background: url('~flavours/glitch/images/elephant_ui_working.svg') no-repeat center 0;
-    width: 100%;
-    height: 160px;
-    background-size: contain;
-    position: absolute;
-    top: 50%;
-    left: 50%;
-    transform: translate(-50%, -50%);
+    &,
+    img {
+      display: block;
+      width: auto;
+      height: 160px;
+      margin: 0;
+    }
   }
 
-  &.missing-indicator {
+  &--without-header {
     padding-top: 20px + 48px;
-
-    .regeneration-indicator__figure {
-      background-image: url('~flavours/glitch/images/elephant_ui_disappointed.svg');
-    }
   }
 
   &__label {
-    margin-top: 200px;
+    margin-top: 30px;
 
     strong {
       display: block;