[Glitch] Fix column header scrolling with the page

Port cf45e39dd5 to glitch-soc

Signed-off-by: Thibaut Girka <thib@sitedethib.com>

app/javascript/flavours/glitch/components/column_header.js

@@ -1,5 +1,6 @@
 import React from 'react';
 import PropTypes from 'prop-types';
+import { createPortal } from 'react-dom';
 import classNames from 'classnames';
 import { defineMessages, FormattedMessage, injectIntl } from 'react-intl';
 import ImmutablePropTypes from 'react-immutable-proptypes';
@@ -36,6 +37,7 @@ class ColumnHeader extends React.PureComponent {
     onEnterCleaningMode: PropTypes.func,
     children: PropTypes.node,
     pinned: PropTypes.bool,
+    placeholder: PropTypes.bool,
     onPin: PropTypes.func,
     onMove: PropTypes.func,
     onClick: PropTypes.func,
@@ -104,7 +106,7 @@ class ColumnHeader extends React.PureComponent {
   }
 
   render () {
-    const { intl, icon, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, notifCleaning, notifCleaningActive } = this.props;
+    const { intl, icon, active, children, pinned, multiColumn, extraButton, showBackButton, intl: { formatMessage }, notifCleaning, notifCleaningActive, placeholder } = this.props;
     const { collapsed, animating, animatingNCD } = this.state;
 
     let title = this.props.title;
@@ -185,7 +187,7 @@ class ColumnHeader extends React.PureComponent {
 
     const hasTitle = icon && title;
 
-    return (
+    const component = (
       <div className={wrapperClassName}>
         <h1 className={buttonClassName}>
           {hasTitle && (
@@ -229,6 +231,12 @@ class ColumnHeader extends React.PureComponent {
         </div>
       </div>
     );
+
+    if (multiColumn || placeholder) {
+      return component;
+    } else {
+      return createPortal(component, document.getElementById('tabs-bar__portal'));
+    }
   }
 
 }

app/javascript/flavours/glitch/features/status/index.js

@@ -155,6 +155,7 @@ class Status extends ImmutablePureComponent {
     descendantsIds: ImmutablePropTypes.list,
     intl: PropTypes.object.isRequired,
     askReplyConfirmation: PropTypes.bool,
+    multiColumn: PropTypes.bool,
     domain: PropTypes.string.isRequired,
   };
 
@@ -497,13 +498,13 @@ class Status extends ImmutablePureComponent {
   render () {
     let ancestors, descendants;
     const { setExpansion } = this;
-    const { status, settings, ancestorsIds, descendantsIds, intl, domain } = this.props;
+    const { status, settings, ancestorsIds, descendantsIds, intl, domain, multiColumn } = this.props;
     const { fullscreen, isExpanded } = this.state;
 
     if (status === null) {
       return (
         <Column>
-          <ColumnBackButton />
+          <ColumnBackButton multiColumn={multiColumn} />
           <MissingIndicator />
         </Column>
       );
@@ -537,6 +538,7 @@ class Status extends ImmutablePureComponent {
           title={intl.formatMessage(messages.tootHeading)}
           onClick={this.handleHeaderClick}
           showBackButton
+          multiColumn={multiColumn}
           extraButton={(
             <button className='column-header__button' title={intl.formatMessage(!isExpanded ? messages.revealAll : messages.hideAll)} aria-label={intl.formatMessage(!isExpanded ? messages.revealAll : messages.hideAll)} onClick={this.handleToggleAll} aria-pressed={!isExpanded ? 'false' : 'true'}><Icon id={status.get('hidden') ? 'eye-slash' : 'eye'} /></button>
           )}

app/javascript/flavours/glitch/features/ui/components/column_loading.js

@@ -21,7 +21,7 @@ export default class ColumnLoading extends ImmutablePureComponent {
     let { title, icon } = this.props;
     return (
       <Column>
-        <ColumnHeader icon={icon} title={title} multiColumn={false} focusable={false} />
+        <ColumnHeader icon={icon} title={title} multiColumn={false} focusable={false} placeholder />
         <div className='scrollable' />
       </Column>
     );

app/javascript/flavours/glitch/features/ui/components/tabs_bar.js

@@ -73,9 +73,13 @@ class TabsBar extends React.PureComponent {
     const { intl: { formatMessage } } = this.props;
 
     return (
+      <div className='tabs-bar__wrapper'>
         <nav className='tabs-bar' ref={this.setRef}>
           {links.map(link => React.cloneElement(link, { key: link.props.to, onClick: this.handleClick, 'aria-label': formatMessage({ id: link.props['data-preview-title-id'] }) }))}
         </nav>
+
+        <div id='tabs-bar__portal' />
+      </div>
     );
   }
 

app/javascript/flavours/glitch/styles/basics.scss

@@ -38,7 +38,7 @@ body {
 
     &.layout-single-column {
       height: auto;
-      min-height: 100%;
+      min-height: 100vh;
       overflow-y: scroll;
     }
 

app/javascript/flavours/glitch/styles/components/columns.scss

@@ -52,6 +52,26 @@
   }
 }
 
+.tabs-bar__wrapper {
+  background: darken($ui-base-color, 8%);
+  position: sticky;
+  top: 0;
+  z-index: 2;
+  padding-top: 0;
+
+  @media screen and (min-width: $no-gap-breakpoint) {
+    padding-top: 10px;
+  }
+
+  .tabs-bar {
+    margin-bottom: 0;
+
+    @media screen and (min-width: $no-gap-breakpoint) {
+      margin-bottom: 10px;
+    }
+  }
+}
+
 .react-swipeable-view-container {
   &,
   .columns-area,

app/javascript/flavours/glitch/styles/components/index.scss

@@ -639,9 +639,6 @@
   background: lighten($ui-base-color, 8%);
   flex: 0 0 auto;
   overflow-y: auto;
-  position: sticky;
-  top: 0;
-  z-index: 3;
 }
 
 .tabs-bar__link {

app/javascript/flavours/glitch/styles/components/single_column.scss

@@ -137,6 +137,7 @@
 
   @media screen and (min-width: $no-gap-breakpoint) {
     padding: 10px 0;
+    padding-top: 0;
   }
 
   @media screen and (min-width: 630px) {
@@ -225,13 +226,11 @@
 
 @media screen and (min-width: $no-gap-breakpoint) {
   .tabs-bar {
-    margin: 10px auto;
-    margin-bottom: 0;
     width: 100%;
   }
 
   .react-swipeable-view-container .columns-area--mobile {
-    height: calc(100% - 20px) !important;
+    height: calc(100% - 10px) !important;
   }
 
   .getting-started__wrapper,