juice-shop/juice-shop

/*
 * Copyright (c) 2014-2024 Bjoern Kimminich & the OWASP Juice Shop contributors.
 * SPDX-License-Identifier: MIT
 */

import { environment } from '../../environments/environment'
import { Injectable } from '@angular/core'
import { HttpClient } from '@angular/common/http'
import { catchError, map } from 'rxjs/operators'
import { type Observable, Subject } from 'rxjs'

interface OrderDetail {
  paymentId: string
  addressId: string
  deliveryMethodId: string
}

@Injectable({
  providedIn: 'root'
})
export class BasketService {
  public hostServer = environment.hostServer
  public itemTotal = new Subject<any>()
  private readonly host = this.hostServer + '/api/BasketItems'

  constructor (private readonly http: HttpClient) { }

  find (id?: number) {
    return this.http.get(`${this.hostServer}/rest/basket/${id}`).pipe(map((response: any) => response.data), catchError((error) => { throw error }))
  }

  get (id: number) {
    return this.http.get(`${this.host}/${id}`).pipe(map((response: any) => response.data), catchError((error) => { throw error }))
  }

  put (id: number, params: any) {
    return this.http.put(`${this.host}/${id}`, params).pipe(map((response: any) => response.data), catchError((error) => { throw error }))
  }

  del (id: number) {
    return this.http.delete(`${this.host}/${id}`).pipe(map((response: any) => response.data), catchError((error) => { throw error }))
  }

  save (params?: any) {
    return this.http.post(this.host + '/', params).pipe(map((response: any) => response.data), catchError((error) => { throw error }))
  }

  checkout (id?: number, couponData?: string, orderDetails?: OrderDetail) {
    return this.http.post(`${this.hostServer}/rest/basket/${id}/checkout`, { couponData, orderDetails }).pipe(map((response: any) => response.orderConfirmation), catchError((error) => { throw error }))
  }

  applyCoupon (id?: number, coupon?: string) {
    return this.http.put(`${this.hostServer}/rest/basket/${id}/coupon/${coupon}`, {}).pipe(map((response: any) => response.discount), catchError((error) => { throw error }))
  }

  updateNumberOfCartItems () {
    this.find(parseInt(sessionStorage.getItem('bid'), 10)).subscribe((basket) => {
      // eslint-disable-next-line @typescript-eslint/restrict-plus-operands
      this.itemTotal.next(basket.Products.reduce((itemTotal, product) => itemTotal + product.BasketItem.quantity, 0))
    }, (err) => { console.log(err) })
  }

  getItemTotal (): Observable<any> {
    return this.itemTotal.asObservable()
  }
}