PLT-6215 Major post list refactor (#6501)

* Major post list refactor

* Fix post and thread deletion

* Fix preferences not selecting correctly

* Fix military time displaying

* Fix UP key for editing posts

* Fix ESLint error

* Various fixes and updates per feedback

* Fix for permalink view

* Revert to old scrolling method and various fixes

* Add floating timestamp, new message indicator, scroll arrows

* Update post loading for focus mode and add visibility limit

* Fix pinning posts and a react warning

* Add loading UI updates from Asaad

* Fix refreshing loop

* Temporarily bump post visibility limit

* Update infinite scrolling

* Remove infinite scrolling

webapp/components/post_view/failed_post_options/failed_post_options.jsx

@@ -0,0 +1,94 @@
+// Copyright (c) 2015-present Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import {createPost} from 'actions/post_actions.jsx';
+
+import React from 'react';
+import PropTypes from 'prop-types';
+import {FormattedMessage} from 'react-intl';
+
+export default class FailedPostOptions extends React.Component {
+    static propTypes = {
+
+        /*
+         * The failed post
+         */
+        post: PropTypes.object.isRequired,
+        actions: PropTypes.shape({
+
+            /**
+             * The function to delete the post
+             */
+            removePost: PropTypes.func.isRequired
+        }).isRequired
+    }
+
+    constructor(props) {
+        super(props);
+
+        this.retryPost = this.retryPost.bind(this);
+        this.cancelPost = this.cancelPost.bind(this);
+
+        this.submitting = false;
+
+        this.state = {};
+    }
+
+    retryPost(e) {
+        e.preventDefault();
+
+        if (this.submitting) {
+            return;
+        }
+
+        this.submitting = true;
+
+        const post = {...this.props.post};
+        Reflect.deleteProperty(post, 'id');
+        createPost(post,
+            () => {
+                this.submitting = false;
+            },
+            (err) => {
+                if (err.id === 'api.post.create_post.root_id.app_error') {
+                    this.showPostDeletedModal();
+                } else {
+                    this.forceUpdate();
+                }
+
+                this.submitting = false;
+            }
+        );
+    }
+
+    cancelPost(e) {
+        e.preventDefault();
+        this.props.actions.removePost(this.props.post);
+    }
+
+    render() {
+        return (<span className='pending-post-actions'>
+            <a
+                className='post-retry'
+                href='#'
+                onClick={this.retryPost}
+            >
+                <FormattedMessage
+                    id='pending_post_actions.retry'
+                    defaultMessage='Retry'
+                />
+            </a>
+            {' - '}
+            <a
+                className='post-cancel'
+                href='#'
+                onClick={this.cancelPost}
+            >
+                <FormattedMessage
+                    id='pending_post_actions.cancel'
+                    defaultMessage='Cancel'
+                />
+            </a>
+        </span>);
+    }
+}

webapp/components/post_view/failed_post_options/index.js

@@ -0,0 +1,24 @@
+// Copyright (c) 2017 Mattermost, Inc. All Rights Reserved.
+// See License.txt for license information.
+
+import {connect} from 'react-redux';
+import {bindActionCreators} from 'redux';
+import {removePost} from 'mattermost-redux/actions/posts';
+
+import FailedPostOptions from './failed_post_options.jsx';
+
+function mapStateToProps(state, ownProps) {
+    return {
+        ...ownProps
+    };
+}
+
+function mapDispatchToProps(dispatch) {
+    return {
+        actions: bindActionCreators({
+            removePost
+        }, dispatch)
+    };
+}
+
+export default connect(mapStateToProps, mapDispatchToProps)(FailedPostOptions);