doneit-web/src/app/store/despachospr-store.service.ts

import { Injectable } from '@angular/core';
import { localstoreService } from './localstore.service'
import { AES, enc, SHA1 }  from  'crypto-js'

@Injectable({
  providedIn: 'root'
})
export class DespachosprStoreService {

// main data
private _list: [] = []
// local storage keyName
private keyName: string; 
private _count = 0

constructor() {

  this.keyName = (SHA1(this.constructor.name)).toString()
  
  
  setTimeout(()=>{ 
    let restore = localstoreService.get(this.keyName, {})
    this._list = restore.list || []
    this._count = parseInt(restore.count) || 0
  }, 10)

}

get list() {
  return this._list || []
}

get count() { return this._count  || 0 }
set count(value: number) {
  this._count = value
  this.save()
}

reset(eventsList: any) {
  this._list = eventsList

  this.count = this._list.length
  this.save()
}

private save() {
  setTimeout(()=>{ 
    localstoreService.set(this.keyName,{
      list: this._list,
      count:this._count
    })
  }, 10)
  
}

}

export const DespachosprStore = new DespachosprStoreService()