42 lines
1005 B
TypeScript
42 lines
1005 B
TypeScript
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type Listener = (event: FightEvent) => void
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export interface FightEvent {
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fightId: string
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type: string
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data: Record<string, unknown>
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timestamp: string
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}
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class EventBus {
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private listeners = new Map<string, Set<Listener>>()
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private globalListeners = new Set<Listener>()
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on(fightId: string, listener: Listener) {
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if (!this.listeners.has(fightId)) {
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this.listeners.set(fightId, new Set())
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}
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this.listeners.get(fightId)!.add(listener)
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return () => this.off(fightId, listener)
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}
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onAll(listener: Listener) {
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this.globalListeners.add(listener)
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return () => this.globalListeners.delete(listener)
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}
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off(fightId: string, listener: Listener) {
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this.listeners.get(fightId)?.delete(listener)
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}
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emit(event: FightEvent) {
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this.listeners.get(event.fightId)?.forEach(fn => fn(event))
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this.globalListeners.forEach(fn => fn(event))
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}
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cleanup(fightId: string) {
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this.listeners.delete(fightId)
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}
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}
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export const fightEvents = new EventBus()
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