import {z} from 'zod'

export type PwiBuyer = {id: string, name: string, surname: string, identityNumber: string, email: string, gsmNumber: string, registrationAddress: string, city: string, country: string, ip: string, zipCode?: string | undefined, registrationDate?: string | undefined, lastLoginDate?: string | undefined};

export type PwiAddress = {address: string, contactName: string, city: string, country: string, zipCode?: string | undefined};

export type PwiBasketItem = {id: string, price: unknown, name: string, category1: string, category2?: string | undefined, itemType: 'PHYSICAL' | 'VIRTUAL', subMerchantKey?: string | undefined, subMerchantPrice?: string | undefined};

export type PwiInitializeRequest = {locale?: ('tr' | 'en') | undefined, conversationId?: string | undefined, price: unknown, basketId: string, paymentGroup?: ('PRODUCT' | 'LISTING' | 'SUBSCRIPTION') | undefined, callbackUrl: string, currency: 'TRY' | 'USD' | 'EUR' | 'GBP' | 'NOK' | 'CHF', paidPrice: unknown, paymentChannel?: ('WEB' | 'MOBILE' | 'MOBILE_WEB' | 'MOBILE_IOS' | 'MOBILE_ANDROID' | 'MOBILE_WINDOWS' | 'MOBILE_TABLET' | 'MOBILE_PHONE') | undefined, enabledInstallments?: (Array<1 | 2 | 3 | 6 | 9 | 12>) | undefined, buyer: PwiBuyer, shippingAddress: PwiAddress, billingAddress: PwiAddress, basketItems: Array<PwiBasketItem>};

export type CreateApiPaymentPayWithIyzicoInitializeArgs = {Authorization: string, 'Content-Type': string, body: PwiInitializeRequest};

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

export const pwiInitializeResponse = z.object({status: z.enum(["success", "failure"]).optional(), locale: z.enum(["tr", "en"]).optional(), systemTime: z.number().int().optional(), conversationId: z.string().optional(), token: z.string().optional(), tokenExpireTime: z.number().int().optional(), payWithIyzicoPageUrl: z.string().optional(), signature: 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
};

/**
 * iyzico ile Öde (PWI) Başlatma
 * 
 * POST /payment/pay-with-iyzico/initialize
 */
export const createApiPaymentPayWithIyzicoInitialize = async (args: CreateApiPaymentPayWithIyzicoInitializeArgs, options?: CreateApiPaymentPayWithIyzicoInitializeOptions) => {
const {baseUrl = "https://sandbox-api.iyzipay.com", fetch: fetchFn = fetch} = options ?? {}

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

if (args.Authorization != null) headers.set("Authorization", String(args.Authorization))
if (args['Content-Type'] != null) headers.set("Content-Type", String(args['Content-Type']))

const url = `${baseUrl.replace(/\/+$/, '')}/payment/pay-with-iyzico/initialize${query.size > 0 ? `?${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(pwiInitializeResponse, await res.json())
};