44 lines
1.2 KiB
TypeScript
44 lines
1.2 KiB
TypeScript
import { Feature, Manifest } from "../types";
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import { System } from "../system";
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export type EventHook = {
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events?: { [key: string]: string[] };
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};
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export class EventFeature implements Feature<EventHook> {
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private system?: System<EventHook>;
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async dispatchEvent(name: string, data?: any): Promise<any[]> {
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if (!this.system) {
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throw new Error("EventFeature is not initialized");
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}
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let promises: Promise<any>[] = [];
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for (const plug of this.system.loadedPlugs.values()) {
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if (!plug.manifest!.hooks?.events) {
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continue;
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}
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let functionsToSpawn = plug.manifest!.hooks.events[name];
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if (functionsToSpawn) {
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functionsToSpawn.forEach((functionToSpawn) => {
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// Only dispatch functions on events when they're allowed to be invoked in this environment
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if (plug.canInvoke(functionToSpawn)) {
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promises.push(plug.invoke(functionToSpawn, [data]));
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}
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});
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}
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}
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return Promise.all(promises);
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}
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apply(system: System<EventHook>): void {
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this.system = system;
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system.on({
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plugLoaded: (name, plug) => {},
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});
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}
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validateManifest(manifest: Manifest<EventHook>): string[] {
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return [];
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}
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}
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