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Fix onRoomStateMember debouncing

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Don't have debounced functions take arsg, because they won't be the same for each invocation.
This commit is contained in:
David Baker 2016-07-26 18:15:26 +01:00
parent 4ecf5f6372
commit 31399254b6
2 changed files with 20 additions and 10 deletions
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18
src/components/structures/RoomView.js
View file

@ -482,9 +482,7 @@ module.exports = React.createClass({
}
},
// rate limited because a power level change will emit an event for every
// member in the room.
onRoomStateMember: new rate_limited_func(function(ev, state, member) {
onRoomStateMember: function(ev, state, member) {
// ignore if we don't have a room yet
if (!this.state.room) {
return;
@ -495,6 +493,15 @@ module.exports = React.createClass({
return;
}
if (this.props.ConferenceHandler &&
member.userId === this.props.ConferenceHandler.getConferenceUserIdForRoom(member.roomId)) {
this._updateConfCallNotification();
}
this._updateRoomMembers();
},
_updateRoomMembers: new rate_limited_func(function() {
// a member state changed in this room, refresh the tab complete list
this.tabComplete.loadEntries(this.state.room);
this._updateAutoComplete();
@ -508,11 +515,6 @@ module.exports = React.createClass({
joining: false
});
}
if (this.props.ConferenceHandler &&
member.userId === this.props.ConferenceHandler.getConferenceUserIdForRoom(member.roomId)) {
this._updateConfCallNotification();
}
}, 500),
_hasUnsentMessages: function(room) {

12
src/ratelimitedfunc.js
View file

@ -14,6 +14,14 @@ See the License for the specific language governing permissions and
limitations under the License.
*/
/**
* 'debounces' a function to only execute every n milliseconds.
* Useful when react-sdk gets many, many events but only wants
* to update the interface once for all of them.
*
* Note that the function must not take arguments, since the args
* could be different for each invocarion of the function.
*/
module.exports = function(f, minIntervalMs) {
this.lastCall = 0;
this.scheduledCall = undefined;
@ -23,13 +31,13 @@ module.exports = function(f, minIntervalMs) {
var now = Date.now();
if (self.lastCall < now - minIntervalMs) {
f.apply(this, arguments);
f.apply(this);
self.lastCall = now;
} else if (self.scheduledCall === undefined) {
self.scheduledCall = setTimeout(
() => {
self.scheduledCall = undefined;
f.apply(this, arguments);
f.apply(this);
self.lastCall = now;
},
(self.lastCall + minIntervalMs) - now