import {z} from 'zod'

export type Limit = number;

export type Offset = number;

export type GetApiTransactionsTransactionSummariesArgs = {postedAfter?: string | undefined, postedBefore?: string | undefined, limit?: Limit | undefined, offset?: Offset | undefined, 'Partner-Code'?: string | undefined, 'Merchant-Id'?: string | undefined};

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

export const externalMerchantId = z.string().max(30);

export const allianceCode = z.string().min(1).max(50).nullable();

export const partnerCode = z.string().min(1).max(50).nullable();

export const transactionType = z.enum(["PURCHASE", "PAYMENT", "CASH_ADVANCE", "REFUND", "PURCHASE_WITH_CASHBACK", "CARD_VERIFICATION", "PREPAID_LOAD", "BALANCE_ENQUIRY", "CHECK_VERIFICATION", "CHECK_GUARANTEE", "PURCHASE_ADJUSTMENT", "MOBILE_TOPUP", "PURCHASE_WITH_TIP", "ADMIN", "ACCOUNT_FUNDING_TRANSACTION", "ORIGINAL_CREDIT", "MONEY_TRANSFER"]);

export const paymentInstrumentCategory = z.enum(["CARD", "CASH", "ALTERNATIVE"]);

export const transactionSummary = z.object({combined: z.object({total: z.string().optional(), merchant: z.object({id: externalMerchantId.optional(), allianceCode: allianceCode.optional(), partnerCode: partnerCode.optional()}).optional()}).optional(), daily: z.array(z.object({day: z.string().optional(), total: z.string(), currencyCode: z.string().min(3).max(3).nullable().optional(), transactionType: transactionType.optional(), paymentInstrument: z.object({category: paymentInstrumentCategory, brand: z.enum(["AMEX", "CUP", "DINERS", "GIRO", "JCB", "MAESTRO", "MC", "PAGO", "PP", "PRIV", "VISA", "VPAY", "GIFT", "C_EGIFT", "CARTBLANC", "RUPAY"]).nullable().optional(), service: z.enum(["BLIK", "ELV", "IDEAL", "KLARNA", "PAYPAL", "PBL", "SEPADD", "SOFORT", "TOPUP", "EASYCASH", "VIPP", "MOBILEPAY", "TWINT", "SWISH", "ALIPAY", "WECHATPAY", "POSTFINANCE", "OTHER"]).nullable().optional()}).optional(), _links: z.object({transactions: z.object({href: z.string().optional()}).optional()}).optional()})).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
};

/**
 * List the daily transaction summaries
 * 
 * GET /transactions/transaction-summaries
 */
export const getApiTransactionsTransactionSummaries = async (args: GetApiTransactionsTransactionSummariesArgs, options?: GetApiTransactionsTransactionSummariesOptions) => {
const {baseUrl = "https://prod.emea.api.fiservapps.com/ipp/omnipay/acquirerprofile/v1.0", fetch: fetchFn = fetch} = options ?? {}

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

if (args.postedAfter != null) query.append("postedAfter", String(args.postedAfter))
if (args.postedBefore != null) query.append("postedBefore", String(args.postedBefore))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args['Partner-Code'] != null) headers.set("Partner-Code", String(args['Partner-Code']))
if (args['Merchant-Id'] != null) headers.set("Merchant-Id", String(args['Merchant-Id']))

const url = `${baseUrl.replace(/\/+$/, '')}/transactions/transaction-summaries${query.size > 0 ? `?${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(transactionSummary, await res.json())
};