import {z} from 'zod'

export type GetApiApiV1PaymentMethodsLangArgs = {lang: 'pl' | 'en', amount?: number | undefined, currency?: string | undefined};

export type GetApiApiV1PaymentMethodsLangOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const availabilityHours = z.object({mondayToFriday: z.string().optional(), saturday: z.string().optional(), sunday: z.string().optional()});

export const paymentMethodsResponseMethod = z.object({name: z.string().optional(), id: z.number().int().optional(), group: z.enum(["FastTransfers", "Blik", "eTransfer", "Credit Card", "Installments", "Wallet", "Foreign", "PrePayment", "TraditionalTransfer", "Another", "SplitPayment"]).optional(), subgroup: z.enum(["FastTransfers", "Blik", "eTransfer", "Credit Card", "Installments", "Wallet", "Foreign", "PrePayment", "TraditionalTransfer", "Another", "SplitPayment"]).optional(), status: z.boolean().optional(), imgUrl: z.string().optional(), mobileImgUrl: z.string().optional(), mobile: z.boolean().optional(), availabilityHours: availabilityHours.optional()});

export const getApiApiV1PaymentMethodsLangResponse = z.object({data: z.array(paymentMethodsResponseMethod).optional(), agreements: z.array(z.unknown()).optional(), responseCode: 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
};

/**
 * Payment Methods
 * 
 * GET /api/v1/payment/methods/{lang}
 */
export const getApiApiV1PaymentMethodsLang = async (args: GetApiApiV1PaymentMethodsLangArgs, options?: GetApiApiV1PaymentMethodsLangOptions) => {
const {baseUrl = "https://sandbox.przelewy24.pl", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (args.amount != null) query.append("amount", String(args.amount))
if (args.currency != null) query.append("currency", String(args.currency))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/payment/methods/${encodeURIComponent(String(args.lang))}${query.size > 0 ? `?${query}` : ''}`

const res = await fetchFn(url, {method: "GET", headers})

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

return validateResponse(getApiApiV1PaymentMethodsLangResponse, await res.json())
};