import {z} from 'zod'

export type CreateUpSellOrderDto = {parentOrderId: number, productIds: Array<number>, upSellSource?: ('ORDER' | 'EMAIL' | 'ADMIN' | 'Document Link') | undefined, orderLng?: ('en' | 'fr' | 'de' | 'es') | undefined, suburb?: string | undefined, shippingAddress1?: string | undefined, shippingAddress2?: string | undefined, shippingCity?: string | undefined, shippingPostcode?: string | undefined, shippingCounty?: string | undefined, shippingPhone?: string | undefined, shippingFirstName?: string | undefined, shippingLastName?: string | undefined, hasSwimmingPool?: boolean | undefined, applicantFirstName?: string | undefined, applicantLastName?: string | undefined, instrumentCopyNumber?: string | undefined, productType?: ('lim' | 'pf' | 'both') | undefined};

export type CreateApiOrdersUpsellArgs = {body: CreateUpSellOrderDto};

export type CreateApiOrdersUpsellOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const orderCreateUpdateResponseDto = z.object({orderId: z.number(), customerEmail: z.string(), emailValid: z.boolean(), emailValidationStatus: z.string().optional(), isNewCustomer: z.boolean().optional(), documentAccessLink: z.string().optional()});

export const validateResponse = async <Output>(
  schema: {
    readonly '~standard': {
      readonly validate: (value: unknown) => ({ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }) | Promise<{ readonly value: Output; readonly issues?: undefined } | { readonly issues: ReadonlyArray<{ readonly message: string; readonly path?: ReadonlyArray<PropertyKey | { readonly key: PropertyKey }> | undefined }> }>
    }
  },
  value: unknown
): Promise<Output> => {
  const result = await schema['~standard'].validate(value)

  if (result.issues !== undefined) {
    const detail = result.issues
      .map(({ message, path }) =>
        path?.length
          ? `${path.map((segment) => String(typeof segment === 'object' ? segment.key : segment)).join('.')}: ${message}`
          : message
      )
      .join('; ')

    throw new Error(`Response does not match the schema: ${detail}`, { cause: { issues: result.issues } })
  }

  return result.value
};

/**
 * Create customer upSell order
 * 
 * POST /orders/upsell
 */
export const createApiOrdersUpsell = async (args: CreateApiOrdersUpsellArgs, options?: CreateApiOrdersUpsellOptions) => {
const {baseUrl = "https://api.findmydocument.net", fetch: fetchFn = fetch} = options ?? {}

const query = new URLSearchParams()
const headers = new Headers()
headers.set('content-type', "application/json")
headers.set('accept', "application/json")

const url = `${baseUrl.replace(/\/+$/, '')}/orders/upsell${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "POST", headers, body: JSON.stringify(args.body)})

if (!res.ok) throw new Error(`Request failed with status ${res.status}`, {cause: {status: res.status, body: await res.text()}})

return validateResponse(orderCreateUpdateResponseDto, await res.json())
};