import { Injectable } from '@angular/core';

// import { BaseLog as Log } from 'base-log'
// const log = new Log('FastStore');

// 内存空间
const coreStore = {};

@Injectable()
export class FastStore{
  constructor() {}

  set = (name:string,value:any) => {
    coreStore[name] = value;
    return value;
  }

  get = (name:string) => {
    return coreStore[name];
  }

  remove = (name:string) => {
    if(!coreStore[name]) return;
    coreStore[name] = null;
    delete coreStore[name];
  }

  clear = () => {
    for (var key of Object.keys(coreStore)) {
      this.remove(key);
    }
  }

  length = () => {
    return this.keys().length;
  }

  keys = () => {
    return Object.keys(coreStore);
  }

  forEach = (iteratorCallback) => {
    for (var key of Object.keys(coreStore)) {
      iteratorCallback(coreStore[key], key)
    }
  }
}