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import React from 'react';
import { connect } from 'react-redux';
import PropTypes from 'prop-types';
import ImmutablePropTypes from 'react-immutable-proptypes';
import { debounce } from 'lodash';
import LoadingIndicator from 'flavours/glitch/components/loading_indicator';
import {
fetchAccount,
fetchFollowers,
expandFollowers,
} from 'flavours/glitch/actions/accounts';
import { FormattedMessage } from 'react-intl';
import AccountContainer from 'flavours/glitch/containers/account_container';
import Column from 'flavours/glitch/features/ui/components/column';
import ProfileColumnHeader from 'flavours/glitch/features/account/components/profile_column_header';
import HeaderContainer from 'flavours/glitch/features/account_timeline/containers/header_container';
import ImmutablePureComponent from 'react-immutable-pure-component';
import MissingIndicator from 'flavours/glitch/components/missing_indicator';
import ScrollableList from 'flavours/glitch/components/scrollable_list';
const mapStateToProps = (state, props) => ({
isAccount: !!state.getIn(['accounts', props.params.accountId]),
accountIds: state.getIn(['user_lists', 'followers', props.params.accountId, 'items']),
hasMore: !!state.getIn(['user_lists', 'followers', props.params.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,
};
componentWillMount () {
if (!this.props.accountIds) {
this.props.dispatch(fetchAccount(this.props.params.accountId));
this.props.dispatch(fetchFollowers(this.props.params.accountId));
}
}
componentWillReceiveProps (nextProps) {
if (nextProps.params.accountId !== this.props.params.accountId && nextProps.params.accountId) {
this.props.dispatch(fetchAccount(nextProps.params.accountId));
this.props.dispatch(fetchFollowers(nextProps.params.accountId));
}
}
handleHeaderClick = () => {
this.column.scrollTop();
}
handleScroll = (e) => {
const { scrollTop, scrollHeight, clientHeight } = e.target;
if (scrollTop === scrollHeight - clientHeight && this.props.hasMore) {
this.props.dispatch(expandFollowers(this.props.params.accountId));
}
}
handleLoadMore = debounce(() => {
this.props.dispatch(expandFollowers(this.props.params.accountId));
}, 300, { leading: true });
setRef = c => {
this.column = c;
}
render () {
const { accountIds, hasMore, isAccount } = this.props;
if (!isAccount) {
return (
<Column>
<MissingIndicator />
</Column>
);
}
if (!accountIds) {
return (
<Column>
<LoadingIndicator />
</Column>
);
}
const emptyMessage = <FormattedMessage id='account.followers.empty' defaultMessage='No one follows this user yet.' />;
return (
<Column ref={this.setRef}>
<ProfileColumnHeader onClick={this.handleHeaderClick} />
<ScrollableList
scrollKey='followers'
hasMore={hasMore}
onLoadMore={this.handleLoadMore}
prepend={<HeaderContainer accountId={this.props.params.accountId} hideTabs />}
alwaysPrepend
emptyMessage={emptyMessage}
>
{accountIds.map(id =>
<AccountContainer key={id} id={id} withNote={false} />
)}
</ScrollableList>
</Column>
);
}
}
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