lbry-desktop/ui/component/commentsList/view.jsx

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// @flow
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import React, { useEffect } from 'react';
import Comment from 'component/comment';
import Spinner from 'component/spinner';
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type Props = {
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comments: Array<any>,
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fetchComments: string => void,
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uri: string,
claimIsMine: boolean,
myChannels: ?Array<ChannelClaim>,
isFetchingComments: boolean,
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};
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function CommentList(props: Props) {
const { fetchComments, uri, comments, claimIsMine, myChannels, isFetchingComments } = props;
// todo: implement comment_list --mine in SDK so redux can grab with selectCommentIsMine
const isMyComment = (channelId: string) => {
if (myChannels != null && channelId != null) {
for (let i = 0; i < myChannels.length; i++) {
if (myChannels[i].claim_id === channelId) {
return true;
}
}
}
return false;
};
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useEffect(() => {
fetchComments(uri);
}, [fetchComments, uri]);
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function sortByParent(arrayOfComments) {
let parentComments = arrayOfComments.filter(comment => comment.parent_id === undefined);
let childComments = arrayOfComments.filter(comment => comment.parent_id !== undefined);
let sortedArray = [];
parentComments.forEach(parentComment => {
sortedArray.push(parentComment);
childComments
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.reverse()
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.filter(childComment => childComment.parent_id === parentComment.comment_id)
.forEach(childComment => {
sortedArray.push(childComment);
});
});
return sortedArray;
}
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return (
<ul className="comments">
{isFetchingComments && (
<div className="main--empty">
<Spinner />
</div>
)}
{!isFetchingComments &&
comments &&
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sortByParent(comments).map(comment => {
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return (
<Comment
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uri={uri}
authorUri={comment.channel_url}
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author={comment.channel_name}
claimId={comment.claim_id}
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commentId={comment.comment_id}
key={comment.channel_id + comment.comment_id}
message={comment.comment}
parentId={comment.parent_id || null}
timePosted={comment.timestamp * 1000}
claimIsMine={claimIsMine}
commentIsMine={comment.channel_id && isMyComment(comment.channel_id)}
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/>
);
})}
</ul>
);
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}
export default CommentList;