element-web/src/components/structures/RoomStatusBar.js

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/*
Copyright 2015, 2016 OpenMarket Ltd
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
*/
var React = require('react');
var sdk = require('../../index');
var dis = require("../../dispatcher");
var WhoIsTyping = require("../../WhoIsTyping");
var MatrixClientPeg = require("../../MatrixClientPeg");
module.exports = React.createClass({
displayName: 'RoomStatusBar',
propTypes: {
// the room this statusbar is representing.
room: React.PropTypes.object.isRequired,
// a list of TabCompleteEntries.Entry objects
tabCompleteEntries: React.PropTypes.array,
// the number of messages which have arrived since we've been scrolled up
numUnreadMessages: React.PropTypes.number,
// true if there are messages in the room which had errors on send
hasUnsentMessages: React.PropTypes.bool,
// this is true if we are fully scrolled-down, and are looking at
// the end of the live timeline.
atEndOfLiveTimeline: React.PropTypes.bool,
// true if there is an active call in this room (means we show
// the 'Active Call' text in the status bar if there is nothing
// more interesting)
hasActiveCall: React.PropTypes.bool,
// callback for when the user clicks on the 'resend all' button in the
// 'unsent messages' bar
onResendAllClick: React.PropTypes.func,
// callback for when the user clicks on the 'cancel all' button in the
// 'unsent messages' bar
onCancelAllClick: React.PropTypes.func,
// callback for when the user clicks on the 'scroll to bottom' button
onScrollToBottomClick: React.PropTypes.func,
// callback for when we do something that changes the size of the
// status bar. This is used to trigger a re-layout in the parent
// component.
onResize: React.PropTypes.func,
},
getInitialState: function() {
return {
syncState: MatrixClientPeg.get().getSyncState(),
whoisTypingString: WhoIsTyping.whoIsTypingString(this.props.room),
};
},
componentWillMount: function() {
MatrixClientPeg.get().on("sync", this.onSyncStateChange);
MatrixClientPeg.get().on("RoomMember.typing", this.onRoomMemberTyping);
},
componentDidUpdate: function(prevProps, prevState) {
if(this.props.onResize && this._checkForResize(prevProps, prevState)) {
this.props.onResize();
}
},
componentWillUnmount: function() {
// we may have entirely lost our client as we're logging out before clicking login on the guest bar...
var client = MatrixClientPeg.get();
if (client) {
client.removeListener("sync", this.onSyncStateChange);
client.removeListener("RoomMember.typing", this.onRoomMemberTyping);
}
},
onSyncStateChange: function(state, prevState) {
if (state === "SYNCING" && prevState === "SYNCING") {
return;
}
this.setState({
syncState: state
});
},
onRoomMemberTyping: function(ev, member) {
this.setState({
whoisTypingString: WhoIsTyping.whoIsTypingString(this.props.room),
});
},
// determine if we need to call onResize
_checkForResize: function(prevProps, prevState) {
// figure out the old height and the new height of the status bar. We
// don't need the actual height - just whether it is likely to have
// changed - so we use '0' to indicate normal size, and other values to
// indicate other sizes.
var oldSize, newSize;
if (prevState.syncState === "ERROR") {
oldSize = 1;
} else if (prevProps.tabCompleteEntries) {
oldSize = 0;
} else if (prevProps.hasUnsentMessages) {
oldSize = 2;
} else {
oldSize = 0;
}
if (this.state.syncState === "ERROR") {
newSize = 1;
} else if (this.props.tabCompleteEntries) {
newSize = 0;
} else if (this.props.hasUnsentMessages) {
newSize = 2;
} else {
newSize = 0;
}
return newSize != oldSize;
},
// return suitable content for the image on the left of the status bar.
//
// if wantPlaceholder is true, we include a "..." placeholder if
// there is nothing better to put in.
_getIndicator: function(wantPlaceholder) {
if (this.props.numUnreadMessages) {
return (
<div className="mx_RoomStatusBar_scrollDownIndicator"
onClick={ this.props.onScrollToBottomClick }>
<img src="img/newmessages.svg" width="24" height="24"
alt=""/>
</div>
);
}
if (!this.props.atEndOfLiveTimeline) {
return (
<div className="mx_RoomStatusBar_scrollDownIndicator"
onClick={ this.props.onScrollToBottomClick }>
<img src="img/scrolldown.svg" width="24" height="24"
alt="Scroll to bottom of page"
title="Scroll to bottom of page"/>
</div>
);
}
if (this.props.hasActiveCall) {
return (
<img src="img/sound-indicator.svg" width="23" height="20"/>
);
}
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if (this.state.syncState === "ERROR") {
return null;
}
if (wantPlaceholder) {
return (
<div className="mx_RoomStatusBar_placeholderIndicator">...</div>
);
}
return null;
},
// return suitable content for the main (text) part of the status bar.
_getContent: function() {
var TabCompleteBar = sdk.getComponent('rooms.TabCompleteBar');
var TintableSvg = sdk.getComponent("elements.TintableSvg");
// no conn bar trumps unread count since you can't get unread messages
// without a connection! (technically may already have some but meh)
// It also trumps the "some not sent" msg since you can't resend without
// a connection!
if (this.state.syncState === "ERROR") {
return (
<div className="mx_RoomStatusBar_connectionLostBar">
<img src="img/warning.svg" width="24" height="23" title="/!\ " alt="/!\ "/>
<div className="mx_RoomStatusBar_connectionLostBar_title">
Connectivity to the server has been lost.
</div>
<div className="mx_RoomStatusBar_connectionLostBar_desc">
Sent messages will be stored until your connection has returned.
</div>
</div>
);
}
if (this.props.tabCompleteEntries) {
return (
<div className="mx_RoomStatusBar_tabCompleteBar">
<div className="mx_RoomStatusBar_tabCompleteWrapper">
<TabCompleteBar entries={this.props.tabCompleteEntries} />
<div className="mx_RoomStatusBar_tabCompleteEol" title="->|">
<TintableSvg src="img/eol.svg" width="22" height="16"/>
Auto-complete
</div>
</div>
</div>
);
}
if (this.props.hasUnsentMessages) {
return (
<div className="mx_RoomStatusBar_connectionLostBar">
<img src="img/warning.svg" width="24" height="23" title="/!\ " alt="/!\ "/>
<div className="mx_RoomStatusBar_connectionLostBar_title">
Some of your messages have not been sent.
</div>
<div className="mx_RoomStatusBar_connectionLostBar_desc">
<a className="mx_RoomStatusBar_resend_link"
onClick={ this.props.onResendAllClick }>
Resend all
</a> or <a
className="mx_RoomStatusBar_resend_link"
onClick={ this.props.onCancelAllClick }>
cancel all
</a> now. You can also select individual messages to
resend or cancel.
</div>
</div>
);
}
// unread count trumps who is typing since the unread count is only
// set when you've scrolled up
if (this.props.numUnreadMessages) {
var unreadMsgs = this.props.numUnreadMessages + " new message" +
(this.props.numUnreadMessages > 1 ? "s" : "");
return (
<div className="mx_RoomStatusBar_unreadMessagesBar"
onClick={ this.props.onScrollToBottomClick }>
{unreadMsgs}
</div>
);
}
var typingString = this.state.whoisTypingString;
if (typingString) {
return (
<div className="mx_RoomStatusBar_typingBar">
{typingString}
</div>
);
}
if (this.props.hasActiveCall) {
return (
<div className="mx_RoomStatusBar_callBar">
<b>Active call</b>
</div>
);
}
return null;
},
render: function() {
var content = this._getContent();
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var indicator = this._getIndicator(this.state.whoisTypingString !== null);
return (
<div className="mx_RoomStatusBar">
<div className="mx_RoomStatusBar_indicator">
{indicator}
</div>
{content}
</div>
);
},
});