gab-social/app/javascript/gabsocial/features/followers/index.js

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2019-07-02 08:10:25 +01:00
import React from 'react';
import { connect } from 'react-redux';
import ImmutablePureComponent from 'react-immutable-pure-component';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
import { debounce } from 'lodash';
import LoadingIndicator from '../../components/loading_indicator';
import {
fetchAccount,
fetchFollowers,
expandFollowers,
fetchAccountByUsername,
} from '../../actions/accounts';
import { FormattedMessage } from 'react-intl';
import AccountContainer from '../../containers/account_container';
import Column from '../ui/components/column';
import ScrollableList from '../../components/scrollable_list';
import MissingIndicator from 'gabsocial/components/missing_indicator';
import { me } from 'gabsocial/initial_state';
const mapStateToProps = (state, { params: { username }, withReplies = false }) => {
const accounts = state.getIn(['accounts']);
const accountFetchError = (state.getIn(['accounts', -1, 'username'], '').toLowerCase() == username.toLowerCase());
let accountId = -1;
let accountUsername = username;
if (accountFetchError) {
accountId = null;
}
else {
let account = accounts.find(acct => username.toLowerCase() == acct.getIn(['acct'], '').toLowerCase());
accountId = account ? account.getIn(['id'], null) : -1;
}
const isBlocked = state.getIn(['relationships', accountId, 'blocked_by'], false);
const isLocked = state.getIn(['accounts', accountId, 'locked'], false);
const isFollowing = state.getIn(['relationships', accountId, 'following'], false);
const unavailable = (me == accountId) ? false : (isBlocked || (isLocked && !isFollowing));
return {
accountId,
unavailable,
isAccount: !!state.getIn(['accounts', accountId]),
accountIds: state.getIn(['user_lists', 'followers', accountId, 'items']),
hasMore: !!state.getIn(['user_lists', 'followers', accountId, 'next']),
};
};
export default @connect(mapStateToProps)
class Followers extends ImmutablePureComponent {
static propTypes = {
params: PropTypes.object.isRequired,
dispatch: PropTypes.func.isRequired,
accountIds: ImmutablePropTypes.list,
hasMore: PropTypes.bool,
isAccount: PropTypes.bool,
unavailable: PropTypes.bool,
};
componentWillMount () {
const { params: { username }, accountId, withReplies } = this.props;
if (accountId && accountId !== -1) {
this.props.dispatch(fetchAccount(accountId));
this.props.dispatch(fetchFollowers(accountId));
}
else {
this.props.dispatch(fetchAccountByUsername(username));
}
}
componentWillReceiveProps (nextProps) {
if (nextProps.accountId && nextProps.accountId !== -1 && (nextProps.accountId !== this.props.accountId && nextProps.accountId)) {
this.props.dispatch(fetchAccount(nextProps.accountId));
this.props.dispatch(fetchFollowers(nextProps.accountId));
}
}
handleLoadMore = debounce(() => {
if (this.props.accountId && this.props.accountId !== -1) {
this.props.dispatch(expandFollowers(this.props.accountId));
}
}, 300, { leading: true });
render () {
const { accountIds, hasMore, isAccount, accountId, unavailable } = this.props;
if (!isAccount && accountId !== -1) {
return (
<Column>
<MissingIndicator />
</Column>
);
}
if (accountId == -1 || (!accountIds)) {
return (
<Column>
<LoadingIndicator />
</Column>
);
}
if (unavailable) {
return (
<Column>
<div className='empty-column-indicator'>
<FormattedMessage id='empty_column.account_unavailable' defaultMessage='Profile unavailable' />
</div>
</Column>
);
}
return (
<Column>
<ScrollableList
scrollKey='followers'
hasMore={hasMore}
onLoadMore={this.handleLoadMore}
emptyMessage={<FormattedMessage id='account.followers.empty' defaultMessage='No one follows this user yet.' />}
>
{accountIds.map(id =>
<AccountContainer key={id} id={id} withNote={false} />
)}
</ScrollableList>
</Column>
);
}
}