Merge pull request #1122 from ever-co/feat/#25-add-product-initial-price

import { Component, OnDestroy } from '@angular/core';

import { ActivatedRoute } from '@angular/router';

import { switchMap, takeUntil, first, debounceTime } from 'rxjs/operators';

import { takeUntil } from 'rxjs/operators';

import Order from '@modules/server.common/entities/Order';

import { Subject } from 'rxjs';

import Warehouse from '@modules/server.common/entities/Warehouse';