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Add event emitter to datasource

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Reviewed By: LukeDefeo

Differential Revision: D51026560

fbshipit-source-id: 8348c6765633d7eecf0d1c80bc5bbd5af8130298
This commit is contained in:
Andrey Goncharov
2023-11-08 02:08:25 -08:00
committed by Facebook GitHub Bot
parent 3536ffe737
commit da5856138d
1 changed files with 4 additions and 0 deletions
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4
desktop/flipper-plugin-core/src/data-source/DataSource.tsx
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@@ -11,6 +11,7 @@ import sortedIndexBy from 'lodash/sortedIndexBy';
import sortedLastIndexBy from 'lodash/sortedLastIndexBy'; import sortedLastIndexBy from 'lodash/sortedLastIndexBy';
import property from 'lodash/property'; import property from 'lodash/property';
import lodashSort from 'lodash/sortBy'; import lodashSort from 'lodash/sortBy';
import EventEmitter from 'eventemitter3';
// If the dataSource becomes to large, after how many records will we start to drop items? // If the dataSource becomes to large, after how many records will we start to drop items?
const dropFactor = 0.1; const dropFactor = 0.1;
@@ -180,6 +181,8 @@ export class DataSource<T extends any, KeyType = never> {
[viewId: string]: DataSourceView<T, KeyType>; [viewId: string]: DataSourceView<T, KeyType>;
}; };
public readonly outputEventEmitter = new EventEmitter();
constructor( constructor(
keyAttribute: keyof T | undefined, keyAttribute: keyof T | undefined,
secondaryIndices: IndexDefinition<T>[] = [], secondaryIndices: IndexDefinition<T>[] = [],
@@ -550,6 +553,7 @@ export class DataSource<T extends any, KeyType = never> {
Object.entries(this.additionalViews).forEach(([, dataView]) => { Object.entries(this.additionalViews).forEach(([, dataView]) => {
dataView.processEvent(event); dataView.processEvent(event);
}); });
this.outputEventEmitter.emit(event.type, event);
} }
private storeSecondaryIndices(value: T) { private storeSecondaryIndices(value: T) {