import {z} from 'zod'

export type CreateApiV3OrdersArgs = {MID: string, body: {partnerId?: string | undefined, userId?: string | undefined, invoiceId?: string | undefined, customerMetaData?: Record<string, never> | undefined, settlementAccountId?: string | undefined, purposeCode: string, sourceUrl?: string | undefined, successRedirectUrl?: string | undefined, failureRedirectUrl?: string | undefined, deviceDetails?: ({userAgent?: string | undefined, ipInfo?: ({ip?: string | undefined, countryCode3?: string | undefined}) | undefined}) | undefined, customization?: ({locale?: ('en' | 'id' | 'zh' | 'pt' | 'es' | 'vi' | 'tl' | 'bn') | undefined, paymentDescription?: string | undefined}) | undefined, headlessMode?: boolean | undefined, orderType: 'onramp' | 'offramp' | 'payin' | 'payout' | 'fiat_prefund' | 'crypto_prefund' | 'swap' | 'gaming', source: {currency: string, userId?: string | undefined, amount?: number | undefined, paymentCode?: string | undefined, paymentType?: ('bank_transfer' | 'card' | 'local_wallet') | undefined, additionalPaymentDetails?: Record<string, never> | undefined, sendersWalletAddress?: string | undefined, walletAddress?: string | undefined}, destination: {currency: string, holdingCurrency?: string | undefined, userId?: string | undefined, amount?: number | undefined, paymentCode?: string | undefined, paymentType?: ('bank_transfer' | 'card' | 'local_wallet') | undefined, additionalPaymentDetails?: (Record<string, never> | {walletOwner: 'exchange' | 'self', exchangeName?: string | undefined, userConfirmed?: boolean | undefined}) | undefined, walletAddress?: string | undefined, qrCode?: string | undefined}}};

export type CreateApiV3OrdersOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const createApiV3OrdersResponse = z.object({status: z.string().optional(), data: z.object({flow: z.string().optional(), orderId: z.string().optional(), amount: z.number().optional(), payUrl: z.string().optional(), paymentsData: z.object({accountDetails: z.object({iban: z.string().optional(), name: z.string().optional(), address: z.string().optional(), bic: z.string().optional(), reference: z.string().optional()}).optional(), type: z.string().optional()}).optional(), feeData: z.object({depositAmount: z.number().optional(), withdrawAmount: z.number().optional(), exchangeRate: z.number().optional(), totalFee: z.number().optional(), holdingRatesData: z.object({depositAmount: z.number().optional(), holdingAmount: z.number().optional(), exchangeRate: z.number().optional(), totalFee: z.number().optional()}).optional(), settlementRatesData: z.object({holdingAmount: z.number().optional(), withdrawAmount: z.number().optional(), exchangeRate: z.number().optional(), totalFee: z.number().optional()}).optional()}).optional(), quoteHistory: z.object({refreshCount: z.number().optional(), orderCreationQuote: z.object({isRefreshed: z.boolean().optional(), usedQuotes: z.object({sourceCurrency: z.string().optional(), sourceAmount: z.number().optional(), sourceAmountInUsd: z.number().optional(), sourceCurrencyType: z.string().optional(), destinationCurrency: z.string().optional(), destinationAmount: z.number().optional(), destinationAmountInUsd: z.number().optional(), destinationCurrencyType: z.string().optional(), conversionRate: z.number().optional(), minLimit: z.number().optional(), maxLimit: z.number().optional(), direction: z.string().optional(), processingFee: z.number().optional(), processingFeeRate: z.number().optional(), customerFee: z.number().optional(), customerFeeRate: z.number().optional(), rrFeeRate: z.number().optional(), discount: z.number().optional(), discountRate: z.number().optional(), additionalFee: z.number().optional(), fixedFee: z.object({totalFixedFees: z.number().optional(), totalFixedTfFees: z.number().optional(), totalFixedCxFees: z.number().optional(), fixedFeesCurrency: z.string().optional(), fixedFeeDetails: z.object({baseFeeFixedRate: z.number().optional(), tfFeeFixedRate: z.number().optional(), cxFeeFixedRate: z.number().optional(), currency: z.string().optional()}).optional()}).optional(), totalFee: z.number().optional(), feeMode: z.string().optional(), rateType: z.string().optional(), quoteId: z.string().optional()}).optional()}).optional()}).optional(), settlements: z.object({settlementAccountId: z.string().optional(), settlementType: z.string().optional()}).optional()}).optional(), traceId: 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 Order
 * 
 * POST /v3/orders
 */
export const createApiV3Orders = async (args: CreateApiV3OrdersArgs, options?: CreateApiV3OrdersOptions) => {
const {baseUrl = "https://sandbox-api.transfi.com", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

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

const url = `${baseUrl.replace(/\/+$/, '')}/v3/orders${query.size > 0 ? `?${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(createApiV3OrdersResponse, await res.json())
};