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Use reselect to memoize denormalization in UI state

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Also upgrade react-redux to latest version. This is a performance update
This commit is contained in:
Eugen Rochko 2016-10-08 00:01:22 +02:00
parent 1f650d327d
commit ef9d4f4e06
12 changed files with 136 additions and 80 deletions
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16
app/assets/javascripts/components/features/status/index.jsx
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@ -10,16 +10,16 @@ import ActionBar from './components/action_bar';
import Column from '../ui/components/column';
import { favourite, reblog } from '../../actions/interactions';
import { replyCompose } from '../../actions/compose';
import { selectStatus } from '../../reducers/timelines';
function selectStatuses(state, ids) {
return ids.map(id => selectStatus(state, id)).filterNot(status => status === null);
};
import {
getStatus,
getStatusAncestors,
getStatusDescendants
} from '../../selectors';
const mapStateToProps = (state, props) => ({
status: selectStatus(state, Number(props.params.statusId)),
ancestors: selectStatuses(state, state.getIn(['timelines', 'ancestors', Number(props.params.statusId)], Immutable.OrderedSet())),
descendants: selectStatuses(state, state.getIn(['timelines', 'descendants', Number(props.params.statusId)], Immutable.OrderedSet())),
status: getStatus(state, Number(props.params.statusId)),
ancestors: getStatusAncestors(state, Number(props.params.statusId)),
descendants: getStatusDescendants(state, Number(props.params.statusId)),
me: state.getIn(['timelines', 'me'])
});