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Diffstat (limited to 'web/react/components/post_focus_view.jsx')
-rw-r--r-- | web/react/components/post_focus_view.jsx | 110 |
1 files changed, 110 insertions, 0 deletions
diff --git a/web/react/components/post_focus_view.jsx b/web/react/components/post_focus_view.jsx new file mode 100644 index 000000000..adcd78839 --- /dev/null +++ b/web/react/components/post_focus_view.jsx @@ -0,0 +1,110 @@ +// Copyright (c) 2015 Mattermost, Inc. All Rights Reserved. +// See License.txt for license information. + +import PostsView from './posts_view.jsx'; + +import PostStore from '../stores/post_store.jsx'; +import ChannelStore from '../stores/channel_store.jsx'; +import * as EventHelpers from '../dispatcher/event_helpers.jsx'; + +export default class PostFocusView extends React.Component { + constructor(props) { + super(props); + + this.onChannelChange = this.onChannelChange.bind(this); + this.onPostsChange = this.onPostsChange.bind(this); + this.handlePostsViewScroll = this.handlePostsViewScroll.bind(this); + this.loadMorePostsTop = this.loadMorePostsTop.bind(this); + this.loadMorePostsBottom = this.loadMorePostsBottom.bind(this); + + const focusedPostId = PostStore.getFocusedPostId(); + + this.state = { + scrollType: PostsView.SCROLL_TYPE_POST, + scrollPostId: focusedPostId, + postList: PostStore.getVisiblePosts(focusedPostId), + atTop: PostStore.getVisibilityAtTop(focusedPostId), + atBottom: PostStore.getVisibilityAtBottom(focusedPostId) + }; + } + + componentDidMount() { + ChannelStore.addChangeListener(this.onChannelChange); + PostStore.addChangeListener(this.onPostsChange); + } + + componentWillUnmount() { + ChannelStore.removeChangeListener(this.onChannelChange); + PostStore.removeChangeListener(this.onPostsChange); + } + + onChannelChange() { + this.setState({ + scrollType: PostsView.SCROLL_TYPE_POST + }); + } + + onPostsChange() { + const focusedPostId = PostStore.getFocusedPostId(); + if (focusedPostId == null) { + return; + } + + this.setState({ + scrollPostId: focusedPostId, + postList: PostStore.getVisiblePosts(focusedPostId), + atTop: PostStore.getVisibilityAtTop(focusedPostId), + atBottom: PostStore.getVisibilityAtBottom(focusedPostId) + }); + } + + handlePostsViewScroll() { + this.setState({scrollType: PostsView.SCROLL_TYPE_FREE}); + } + + loadMorePostsTop() { + EventHelpers.emitLoadMorePostsFocusedTopEvent(); + } + + loadMorePostsBottom() { + EventHelpers.emitLoadMorePostsFocusedBottomEvent(); + } + + getIntroMessage() { + return ( + <div className='channel-intro'> + <h4 className='channel-intro__title'>{'Beginning of Channel Archives'}</h4> + </div> + ); + } + + render() { + const postsToHighlight = {}; + postsToHighlight[this.state.scrollPostId] = true; + + return ( + <div id='post-list'> + <PostsView + key={'postfocusview'} + isActive={true} + postList={this.state.postList} + scrollType={this.state.scrollType} + scrollPostId={this.state.scrollPostId} + postViewScrolled={this.handlePostsViewScroll} + loadMorePostsTopClicked={this.loadMorePostsTop} + loadMorePostsBottomClicked={this.loadMorePostsBottom} + showMoreMessagesTop={!this.state.atTop} + showMoreMessagesBottom={!this.state.atBottom} + introText={this.getIntroMessage()} + messageSeparatorTime={0} + postsToHighlight={postsToHighlight} + /> + </div> + ); + } +} +PostFocusView.defaultProps = { +}; + +PostFocusView.propTypes = { +}; |