debounce_v2.js

debounce_v2.js

class Whatever {
    constructor() {
        this.debounceQueue = {};
    }
    
    debounce(fn, id, delay, args) {
        delay = delay || 1000;
        args = args || [];
        if (typeof debounceQueue[id] !== "object") {
            debounceQueue[id] = {};
        }
        if (typeof debounceQueue[id].debounceTimer !== "undefined") {
            clearTimeout(debounceQueue[id].debounceTimer);
        }
        return debounceQueue[id] = {
            fn: fn,
            id: id,
            delay: delay,
            args: args,
            debounceTimer: setTimeout(function() {
                debounceQueue[id].fn.apply(this, debounceQueue[id].args);
                return debounceQueue[id] = void 0;
            }.bind(this), delay)
        };
    }
}