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refactor: move managers to new folder (#17929)

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Daniel Dietzler 2025-04-28 16:56:04 +02:00 • committed by GitHub
parent 1b5fc9c665
commit a17390a422
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15 changed files with 16 additions and 16 deletions
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55
web/src/lib/managers/event-manager.svelte.ts Normal file
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@ -0,0 +1,55 @@
type Listener<EventMap extends Record<string, unknown[]>, K extends keyof EventMap> = (...params: EventMap[K]) => void;
class EventManager<EventMap extends Record<string, unknown[]>> {
private listeners: {
[K in keyof EventMap]?: {
listener: Listener<EventMap, K>;
once?: boolean;
}[];
} = {};
on<T extends keyof EventMap>(key: T, listener: (...params: EventMap[T]) => void) {
return this.addListener(key, listener, false);
}
once<T extends keyof EventMap>(key: T, listener: (...params: EventMap[T]) => void) {
return this.addListener(key, listener, true);
}
off<K extends keyof EventMap>(key: K, listener: Listener<EventMap, K>) {
if (this.listeners[key]) {
this.listeners[key] = this.listeners[key].filter((item) => item.listener !== listener);
}
return this;
}
emit<T extends keyof EventMap>(key: T, ...params: EventMap[T]) {
if (!this.listeners[key]) {
return;
}
for (const { listener } of this.listeners[key]) {
listener(...params);
}
// remove one time listeners
this.listeners[key] = this.listeners[key].filter((item) => !item.once);
}
private addListener<T extends keyof EventMap>(key: T, listener: (...params: EventMap[T]) => void, once: boolean) {
if (!this.listeners[key]) {
this.listeners[key] = [];
}
this.listeners[key].push({ listener, once });
return this;
}
}
export const eventManager = new EventManager<{
'user.login': [];
'auth.logout': [];
'language.change': [{ name: string; code: string; rtl?: boolean }];
}>();