sharded-gotify/ui/src/pages/Messages.js

112 lines
3.9 KiB
JavaScript

import React, {Component} from 'react';
import Grid from 'material-ui/Grid';
import Typography from 'material-ui/Typography';
import Message from '../component/Message';
import MessageStore from '../stores/MessageStore';
import AppStore from '../stores/AppStore';
import * as MessageAction from '../actions/MessageAction';
import DefaultPage from '../component/DefaultPage';
import ReactList from '../component/FixedReactList';
import {CircularProgress} from 'material-ui/Progress';
class Messages extends Component {
state = {appId: -1, messages: [], name: 'unknown', hasMore: true, list: null};
componentWillReceiveProps(nextProps) {
this.updateAllWithProps(nextProps);
}
componentWillMount() {
MessageStore.on('change', this.updateAll);
AppStore.on('change', this.updateAll);
this.updateAll();
}
componentWillUnmount() {
MessageStore.removeListener('change', this.updateAll);
AppStore.removeListener('change', this.updateAll);
}
updateAllWithProps = (props) => {
const appId = Messages.appId(props);
const reset = MessageStore.shouldReset(appId);
if (reset !== false && this.list) {
this.list.clearCacheFromIndex(reset);
}
this.setState({...MessageStore.get(appId), appId, name: AppStore.getName(appId)});
if (!MessageStore.exists(appId)) {
MessageStore.loadNext(appId);
}
};
updateAll = () => this.updateAllWithProps(this.props);
static appId(props) {
if (props === undefined) {
return -1;
}
const {match} = props;
return match.params.id !== undefined ? parseInt(match.params.id, 10) : -1;
}
renderMessage = (index, key) => {
this.checkIfLoadMore();
const message = this.state.messages[index];
return (
<Message key={key}
fDelete={() => MessageAction.deleteMessage(message)}
title={message.title}
date={message.date}
content={message.message}
image={message.image}/>
);
};
checkIfLoadMore() {
const {hasMore, messages, appId} = this.state;
if (hasMore) {
const [, maxRenderedIndex] = (this.list && this.list.getVisibleRange()) || [0, 0];
if (maxRenderedIndex > (messages.length - 30)) {
MessageStore.loadNext(appId);
}
}
}
label = (text) => (
<Grid item xs={12}><Typography variant="caption" gutterBottom align="center">{text}</Typography></Grid>
);
render() {
const {name, messages, hasMore, appId} = this.state;
const hasMessages = messages.length !== 0;
const deleteMessages = () => MessageAction.deleteMessagesByApp(appId);
return (
<DefaultPage title={name} buttonTitle="Delete All" fButton={deleteMessages} buttonDisabled={!hasMessages}>
{hasMessages
? (
<div style={{width: '100%'}}>
<ReactList key={appId}
ref={(el) => this.list = el}
itemRenderer={this.renderMessage}
length={messages.length}
threshold={1000}
pageSize={30}
type='variable'
/>
{hasMore
? <Grid item xs={12} style={{textAlign: 'center'}}><CircularProgress size={100}/></Grid>
: this.label('You\'ve reached the end')}
</div>
)
: this.label('No messages')
}
</DefaultPage>
);
}
}
export default Messages;