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Fix subscription leak (#465)

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* Fix subscription leak

* Update src/Explorer/SplashScreen/SplashScreen.tsx

Co-authored-by: Laurent Nguyen <laurent.nguyen@microsoft.com>

* Array needs to exist in the first place

Co-authored-by: Laurent Nguyen <laurent.nguyen@microsoft.com>
This commit is contained in:
Jordi Bunster 2021-03-03 21:59:43 -08:00 committed by GitHub
parent 7188e8d8c2
commit d314a20b81
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1 changed files with 16 additions and 3 deletions
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19
src/Explorer/SplashScreen/SplashScreen.tsx
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@ -41,19 +41,32 @@ export class SplashScreen extends React.Component<SplashScreenProps> {
private static readonly failoverUrl = "https://docs.microsoft.com/azure/cosmos-db/high-availability";
private readonly container: Explorer;
private subscriptions: Array<{ dispose: () => void }>;
constructor(props: SplashScreenProps) {
super(props);
this.container = props.explorer;
this.container.tabsManager.openedTabs.subscribe(() => this.setState({}));
this.container.selectedNode.subscribe(() => this.setState({}));
this.container.isNotebookEnabled.subscribe(() => this.setState({}));
this.subscriptions = [];
}
public shouldComponentUpdate() {
return this.container.tabsManager.openedTabs.length === 0;
}
public componentWillUnmount() {
while (this.subscriptions.length) {
this.subscriptions.pop().dispose();
}
}
public componentDidMount() {
this.subscriptions.push(
this.container.tabsManager.openedTabs.subscribe(() => this.setState({})),
this.container.selectedNode.subscribe(() => this.setState({})),
this.container.isNotebookEnabled.subscribe(() => this.setState({}))
);
}
private clearMostRecent = (): void => {
MostRecentActivity.mostRecentActivity.clear(userContext.databaseAccount?.id);
this.setState({});