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publish: abundant safety checks in comments update

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This commit is contained in:
Matilde Park 2020-03-20 17:36:25 -04:00
parent 0246bea613
commit 812ab41a81
1 changed files with 8 additions and 6 deletions
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14
pkg/interface/publish/src/js/components/lib/comments.js
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@ -15,13 +15,15 @@ export class Comments extends Component {
}
componentDidUpdate(prevProps) {
if (prevProps.comments && (
Object.keys(prevProps.comments[0]) !==
Object.keys(this.props.comments[0]))
) {
let previousComments = prevProps.comments[0] || {};
let currentComments = this.props.comments[0] || {};
let previous = Object.keys(previousComments) || [];
let current = Object.keys(currentComments) || [];
if ((prevProps.comments && this.props.comments) &&
(previous !== current)) {
let pendingSet = this.state.pending;
Object.keys(this.props.comments[0]).map((com) => {
let obj = this.props.comments[0][com];
Object.keys(currentComments).map((com) => {
let obj = currentComments[com];
for (let each of pendingSet.values()) {
if (obj.content === each["new-comment"].body) {
pendingSet.delete(each);