import {z} from 'zod'

export type GetApiExchangeAccountsPagedArgs = {before?: string | undefined, after?: string | undefined, limit: number};

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

export const exchangeType = z.enum(["INDEPENDENT_RESERVE", "ENCLAVE_MARKETS", "BIT", "COINFLEX", "KUCOIN", "PXS", "LIQUID", "BITHUMB", "BITFINEX", "BITSO", "BITSTAMP", "KRAKEN", "KRAKENINTL", "BINANCE", "BINANCEUS", "CRYPTOCOM", "BYBIT_V2", "COINBASEPRO", "COINBASEPRIME", "COINBASEINTERNATIONAL", "WHITEBIT", "COINBASEEXCHANGE", "KORBIT", "HITBTC", "GEMINI", "CIRCLE", "BITMEX", "HUOBI", "DERIBIT", "OKCOIN_V5", "OKEX", "COINMETRO", "GATEIO", "SCRYPT", "COINHAKO", "LIGHTBIT", "BULLISH", "CANVAS_CONNECT", "BITGET", "LUNO", "BIT_GENERA", "TRANSFERO"]);

export const exchangeAsset = z.object({id: z.string().optional(), balance: z.string().optional(), lockedAmount: z.string().optional(), total: z.string().optional(), available: z.string().optional(), credit: z.string().optional(), assetId: z.string().optional(), providerSymbol: z.string().optional(), assetSymbol: z.string().optional(), assetLegacyId: z.string().optional()});

export const exchangeTradingAccount = z.object({type: z.string().optional(), name: z.string().optional(), assets: z.array(exchangeAsset).optional()});

export const exchangeAccount = z.object({id: z.string().optional(), type: exchangeType.optional(), name: z.string().optional(), status: z.string().optional(), assets: z.array(exchangeAsset).optional(), success: z.boolean().optional(), tradingAccounts: z.array(exchangeTradingAccount).optional(), isSubaccount: z.boolean().optional(), mainAccountId: z.string().optional()});

export const getPagedExchangeAccountsResponse = z.object({exchanges: z.array(exchangeAccount), paging: z.object({after: z.string().optional(), before: z.string().optional()}).optional(), prevUrl: z.string().optional(), nextUrl: 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
};

/**
 * List connected exchange accounts
 * 
 * GET /exchange_accounts/paged
 */
export const getApiExchangeAccountsPaged = async (args: GetApiExchangeAccountsPagedArgs, options?: GetApiExchangeAccountsPagedOptions) => {
const {baseUrl = "https://api.fireblocks.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args.before != null) query.append("before", String(args.before))
if (args.after != null) query.append("after", String(args.after))
if (args.limit != null) query.append("limit", String(args.limit))

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