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refactor: use dependency inject.

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Ansolve 2023-11-27 19:27:55 +08:00
parent e050c8b166
commit dd74345242
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1 changed files with 18 additions and 6 deletions
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24
game/src/lib/announce.js
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@ -12,16 +12,28 @@ export class Announce {
/** /**
* @type {EventTarget} * @type {EventTarget}
*/ */
#handler; #eventTarget;
/** /**
* @type {WeakMap<function(any): void, AnnounceSubscriber>} * @type {WeakMap<function(any): void, AnnounceSubscriber>}
*/ */
#records; #records;
constructor() { /**
this.#handler = new EventTarget(); * @type {FunctionConstructor}
this.#records = new WeakMap(); */
#SubscriberType;
/**
*
* @param {EventTarget} eventTarget
* @param {WeakMap<function(any): void, AnnounceSubscriber>} records
* @param {FunctionConstructor} [SubscriberType]
*/
constructor(eventTarget, records, SubscriberType = AnnounceSubscriber) {
this.#eventTarget = eventTarget;
this.#records = records;
this.#SubscriberType = SubscriberType;
} }
/** /**
@ -35,7 +47,7 @@ export class Announce {
* @returns {T} * @returns {T}
*/ */
publish(name, values) { publish(name, values) {
this.#handler.dispatchEvent(new CustomEvent(name, { this.#eventTarget.dispatchEvent(new CustomEvent(name, {
detail: [values, name] detail: [values, name]
})); }));
return values; return values;
@ -58,7 +70,7 @@ export class Announce {
if (this.#records.has(method)) if (this.#records.has(method))
subscriber = this.#records.get(method); subscriber = this.#records.get(method);
else { else {
subscriber = new AnnounceSubscriber(method, this.#handler); subscriber = new this.#SubscriberType(method, this.#eventTarget);
this.#records.set(method, subscriber); this.#records.set(method, subscriber);
} }
subscriber.subscribe(name); subscriber.subscribe(name);