export class Debounce {
    private delay: number;
    private timeoutID: number | null;
    private lastExec: number;
    private callback: Function;
    private args?: any[];

    constructor(delay: number, callback: Function) {
        this.delay = delay;
        this.lastExec = 0;
        this.timeoutID = null;
        this.callback = callback;
    }

    exec(...args: any[]) {
        if (this.timeoutID) {
            // console.log("clear id" + this.timeoutID);
            clearTimeout(this.timeoutID);
        }
        // this.args = args;
        this.timeoutID = setTimeout(() => {
            this.callback(args);
        }, this.delay);
    }

    run() {
        this.callback(this.args);
    }
}