24 lines
734 B
TypeScript
24 lines
734 B
TypeScript
|
import {Subject} from 'rxjs';
|
||
|
|
|
||
|
|
class BlackListManager {
|
||
|
|
private list: number[] = [];
|
||
|
|
public onBlockStream: Subject<number> = new Subject();
|
||
|
|
public onUnBlockStream: Subject<number> = new Subject();
|
||
|
|
|
||
|
|
isBlackListed(userId: number): boolean {
|
||
|
|
return this.list.find((data) => data === userId) !== undefined;
|
||
|
|
}
|
||
|
|
|
||
|
|
blackList(userId: number): void {
|
||
|
|
if (this.isBlackListed(userId)) return;
|
||
|
|
this.list.push(userId);
|
||
|
|
this.onBlockStream.next(userId);
|
||
|
|
}
|
||
|
|
|
||
|
|
cancelBlackList(userId: number): void {
|
||
|
|
this.list.splice(this.list.findIndex(data => data === userId), 1);
|
||
|
|
this.onUnBlockStream.next(userId);
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
export const blackListManager = new BlackListManager();
|