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outline/app/components/Collaborators.js
Tom Moor c78bf3c4bf
Display document views (#849)
* Display who has viewed a document in the header

* Add overflow, display of WHEN last viewed
Cleanup old document attributes
Add firstViewedAt, lastViewedAt to API response

* Cleanup

* Added: API documentation for views endpoints

* Include views for deleted users
2019-01-08 22:49:20 -08:00

134 lines
3.2 KiB
JavaScript

// @flow
import * as React from 'react';
import { observer, inject } from 'mobx-react';
import { filter } from 'lodash';
import distanceInWordsToNow from 'date-fns/distance_in_words_to_now';
import styled from 'styled-components';
import Flex from 'shared/components/Flex';
import Avatar from 'components/Avatar';
import Tooltip from 'components/Tooltip';
import Document from 'models/Document';
import ViewsStore from 'stores/ViewsStore';
const MAX_DISPLAY = 6;
type Props = {
views: ViewsStore,
document: Document,
};
@observer
class Collaborators extends React.Component<Props> {
componentDidMount() {
this.props.views.fetchPage({ documentId: this.props.document.id });
}
render() {
const { document, views } = this.props;
const documentViews = views.inDocument(document.id);
const {
createdAt,
updatedAt,
createdBy,
updatedBy,
collaborators,
} = document;
let tooltip;
if (createdAt === updatedAt) {
tooltip = `${createdBy.name} published ${distanceInWordsToNow(
new Date(createdAt)
)} ago`;
} else {
tooltip = `${updatedBy.name} updated ${distanceInWordsToNow(
new Date(updatedAt)
)} ago`;
}
// filter to only show views that haven't collaborated
const collaboratorIds = collaborators.map(user => user.id);
const viewersNotCollaborators = filter(
documentViews,
view => !collaboratorIds.includes(view.user.id)
);
// only show the most recent viewers, the rest can overflow
const mostRecentViewers = viewersNotCollaborators.slice(
0,
MAX_DISPLAY - collaborators.length
);
// if there are too many to display then add a (+X) to the UI
const overflow = viewersNotCollaborators.length - mostRecentViewers.length;
return (
<Avatars>
{overflow > 0 && <More>+{overflow}</More>}
{mostRecentViewers.map(({ lastViewedAt, user }) => (
<StyledTooltip
key={user.id}
tooltip={`${user.name} viewed ${distanceInWordsToNow(
new Date(lastViewedAt)
)} ago`}
placement="bottom"
>
<Viewer>
<Avatar src={user.avatarUrl} />
</Viewer>
</StyledTooltip>
))}
{collaborators.map(user => (
<StyledTooltip
key={user.id}
tooltip={collaborators.length > 1 ? user.name : tooltip}
placement="bottom"
>
<Collaborator>
<Avatar src={user.avatarUrl} />
</Collaborator>
</StyledTooltip>
))}
</Avatars>
);
}
}
const StyledTooltip = styled(Tooltip)`
margin-right: -8px;
&:first-child {
margin-right: 0;
}
`;
const Viewer = styled.div`
width: 24px;
height: 24px;
opacity: 0.75;
`;
const Collaborator = styled.div`
width: 24px;
height: 24px;
`;
const More = styled.div`
min-width: 30px;
height: 24px;
border-radius: 12px;
background: ${props => props.theme.slate};
color: ${props => props.theme.text};
border: 2px solid #fff;
text-align: center;
line-height: 20px;
font-size: 11px;
font-weight: 600;
`;
const Avatars = styled(Flex)`
align-items: center;
flex-direction: row-reverse;
`;
export default inject('views')(Collaborators);