Remember scroll position when navigating back, do not needlessly reload

entire timelines (only fetch since last known ID). Side effect: account
timelines no longer update in real-time
This commit is contained in:
Eugen Rochko 2016-10-18 23:06:28 +02:00
parent 1d2175f73c
commit 8698cd3281
10 changed files with 76 additions and 20 deletions

View File

@ -57,7 +57,16 @@ export function fetchAccountTimeline(id) {
return (dispatch, getState) => {
dispatch(fetchAccountTimelineRequest(id));
api(getState).get(`/api/v1/accounts/${id}/statuses`).then(response => {
const ids = getState().getIn(['timelines', 'accounts_timelines', id], Immutable.List());
const newestId = ids.size > 0 ? ids.first() : null;
let params = '';
if (newestId !== null) {
params = `?since_id=${newestId}`;
}
api(getState).get(`/api/v1/accounts/${id}/statuses${params}`).then(response => {
dispatch(fetchAccountTimelineSuccess(id, response.data));
}).catch(error => {
dispatch(fetchAccountTimelineFail(id, error));

View File

@ -45,7 +45,16 @@ export function refreshTimeline(timeline) {
return function (dispatch, getState) {
dispatch(refreshTimelineRequest(timeline));
api(getState).get(`/api/v1/statuses/${timeline}`).then(function (response) {
const ids = getState().getIn(['timelines', timeline]);
const newestId = ids.size > 0 ? ids.first() : null;
let params = '';
if (newestId !== null) {
params = `?since_id=${newestId}`;
}
api(getState).get(`/api/v1/statuses/${timeline}${params}`).then(function (response) {
dispatch(refreshTimelineSuccess(timeline, response.data));
}).catch(function (error) {
dispatch(refreshTimelineFail(timeline, error));

View File

@ -1,6 +1,7 @@
import Status from './status';
import ImmutablePropTypes from 'react-immutable-proptypes';
import PureRenderMixin from 'react-addons-pure-render-mixin';
import { ScrollContainer } from 'react-router-scroll';
const StatusList = React.createClass({
@ -11,9 +12,16 @@ const StatusList = React.createClass({
onFavourite: React.PropTypes.func,
onDelete: React.PropTypes.func,
onScrollToBottom: React.PropTypes.func,
trackScroll: React.PropTypes.bool,
me: React.PropTypes.number
},
getDefaultProps () {
return {
trackScroll: true
};
},
mixins: [PureRenderMixin],
handleScroll (e) {
@ -25,9 +33,9 @@ const StatusList = React.createClass({
},
render () {
const { statuses, onScrollToBottom, ...other } = this.props;
const { statuses, onScrollToBottom, trackScroll, ...other } = this.props;
return (
const scrollableArea = (
<div style={{ overflowY: 'scroll', flex: '1 1 auto', overflowX: 'hidden' }} className='scrollable' onScroll={this.handleScroll}>
<div>
{statuses.map((status) => {
@ -36,6 +44,16 @@ const StatusList = React.createClass({
</div>
</div>
);
if (trackScroll) {
return (
<ScrollContainer scrollKey='status-list'>
{scrollableArea}
</ScrollContainer>
);
} else {
return scrollableArea;
}
}
});

View File

@ -10,11 +10,13 @@ import { setAccessToken } from '../actions/meta';
import { setAccountSelf } from '../actions/accounts';
import PureRenderMixin from 'react-addons-pure-render-mixin';
import {
applyRouterMiddleware,
Router,
Route,
hashHistory,
IndexRoute
} from 'react-router';
import { useScroll } from 'react-router-scroll';
import UI from '../features/ui';
import Account from '../features/account';
import Status from '../features/status';
@ -71,7 +73,7 @@ const Mastodon = React.createClass({
render () {
return (
<Provider store={store}>
<Router history={hashHistory}>
<Router history={hashHistory} render={applyRouterMiddleware(useScroll())}>
<Route path='/' component={UI}>
<IndexRoute component={GettingStarted} />
<Route path='/statuses/new' component={Compose} />

View File

@ -19,7 +19,7 @@ const HomeTimeline = React.createClass({
render () {
return (
<Column icon='home' heading='Home'>
<StatusListContainer type='home' />
<StatusListContainer {...this.props} type='home' />
</Column>
);
},

View File

@ -19,7 +19,7 @@ const MentionsTimeline = React.createClass({
render () {
return (
<Column icon='at' heading='Mentions'>
<StatusListContainer type='mentions' />
<StatusListContainer {...this.props} type='mentions' />
</Column>
);
},

View File

@ -28,8 +28,8 @@ const UI = React.createClass({
<MediaQuery minWidth={layoutBreakpoint}>
<ColumnsArea>
<Compose />
<HomeTimeline />
<MentionsTimeline />
<HomeTimeline trackScroll={false} />
<MentionsTimeline trackScroll={false} />
{this.props.children}
</ColumnsArea>
</MediaQuery>

View File

@ -85,7 +85,7 @@ function normalizeTimeline(state, timeline, statuses) {
ids = ids.set(i, status.get('id'));
});
return state.set(timeline, ids);
return state.update(timeline, list => list.unshift(...ids));
};
function appendNormalizedTimeline(state, timeline, statuses) {
@ -100,16 +100,14 @@ function appendNormalizedTimeline(state, timeline, statuses) {
};
function normalizeAccountTimeline(state, accountId, statuses) {
state = state.updateIn(['accounts_timelines', accountId], Immutable.List([]), list => {
return (list.size > 0) ? list.clear() : list;
});
let ids = Immutable.List([]);
statuses.forEach((status, i) => {
state = normalizeStatus(state, status);
state = state.updateIn(['accounts_timelines', accountId], Immutable.List([]), list => list.set(i, status.get('id')));
ids = ids.set(i, status.get('id'));
});
return state;
return state.updateIn(['accounts_timelines', accountId], Immutable.List([]), list => list.unshift(...ids));
};
function appendNormalizedAccountTimeline(state, accountId, statuses) {
@ -137,7 +135,7 @@ function updateTimeline(state, timeline, status) {
return list.unshift(status.get('id'));
});
state = state.updateIn(['accounts_timelines', status.getIn(['account', 'id'])], Immutable.List([]), list => (list.includes(status.get('id')) ? list : list.unshift(status.get('id'))));
//state = state.updateIn(['accounts_timelines', status.getIn(['account', 'id'])], Immutable.List([]), list => (list.includes(status.get('id')) ? list : list.unshift(status.get('id'))));
return state;
};

View File

@ -41,6 +41,7 @@
"sinon": "^1.17.6"
},
"dependencies": {
"react-responsive": "^1.1.5"
"react-responsive": "^1.1.5",
"react-router-scroll": "^0.3.2"
}
}

View File

@ -1743,6 +1743,10 @@ diffie-hellman@^5.0.0:
miller-rabin "^4.0.0"
randombytes "^2.0.0"
dom-helpers@^2.4.0:
version "2.4.0"
resolved "https://registry.yarnpkg.com/dom-helpers/-/dom-helpers-2.4.0.tgz#9bb4b245f637367b1fa670274272aa28fe06c367"
dom-serializer@~0.1.0, dom-serializer@0:
version "0.1.0"
resolved "https://registry.yarnpkg.com/dom-serializer/-/dom-serializer-0.1.0.tgz#073c697546ce0780ce23be4a28e293e40bc30c82"
@ -3892,6 +3896,14 @@ react-responsive:
matchmedia "^0.1.2"
object-assign "^4.0.1"
react-router-scroll:
version "0.3.2"
resolved "https://registry.yarnpkg.com/react-router-scroll/-/react-router-scroll-0.3.2.tgz#ba8b1d01b3681dc5a68d72865d35c10e84065e52"
dependencies:
history "^2.1.2"
scroll-behavior "^0.8.0"
warning "^3.0.0"
react-router@^2.8.0:
version "2.8.1"
resolved "https://registry.yarnpkg.com/react-router/-/react-router-2.8.1.tgz#73e9491f6ceb316d0f779829081863e378ee4ed7"
@ -4147,6 +4159,13 @@ sax@^1.1.4, sax@~1.2.1:
version "1.2.1"
resolved "https://registry.yarnpkg.com/sax/-/sax-1.2.1.tgz#7b8e656190b228e81a66aea748480d828cd2d37a"
scroll-behavior@^0.8.0:
version "0.8.2"
resolved "https://registry.yarnpkg.com/scroll-behavior/-/scroll-behavior-0.8.2.tgz#ace13e40b001d8d4d007aec0e7fb668cf9043546"
dependencies:
dom-helpers "^2.4.0"
invariant "^2.2.1"
semver@~5.3.0:
version "5.3.0"
resolved "https://registry.yarnpkg.com/semver/-/semver-5.3.0.tgz#9b2ce5d3de02d17c6012ad326aa6b4d0cf54f94f"