import {z} from 'zod'

export type OrderHandle = string;

export type MarketSymbol = string;

export type OrderTypeAsStringV2 = string;

export type OrderSideAsString = string;

export type AssetValue = string;

export type OrderTimeInForceAsString = string;

export type TradingAccountId = string;

export type CreateOrderCommandV3 = {commandType: string, clientOrderId?: OrderHandle | undefined, symbol: MarketSymbol, type: OrderTypeAsStringV2, side: OrderSideAsString, price?: AssetValue | undefined, stopPrice?: AssetValue | undefined, quantity: AssetValue, timeInForce: OrderTimeInForceAsString, allowBorrow?: boolean | undefined, isMMP?: boolean | undefined, tradingAccountId: TradingAccountId};

export type CreateApiV2OrdersArgs = {'BX-SIGNATURE': string, 'BX-TIMESTAMP': string, 'BX-NONCE': string, 'BX-NONCE-WINDOW-ENABLED'?: ('false' | 'true') | undefined, 'BX-REFERRER'?: string | undefined, body: CreateOrderCommandV3};

export type CreateApiV2OrdersOptions = {baseUrl?: string | undefined, jwtTokenAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const requestID = z.string();

export const orderID = z.string();

export const createOrderCommandResponseV3 = z.object({message: z.string(), requestId: requestID, orderId: orderID, clientOrderId: 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 /v2/orders
 */
export const createApiV2Orders = async (args: CreateApiV2OrdersArgs, options?: CreateApiV2OrdersOptions) => {
const {baseUrl = "https://api.exchange.bullish.com/trading-api", fetch: fetchFn = fetch, jwtTokenAuth} = options ?? {}

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

if (args['BX-SIGNATURE'] != null) headers.set("BX-SIGNATURE", String(args['BX-SIGNATURE']))
if (args['BX-TIMESTAMP'] != null) headers.set("BX-TIMESTAMP", String(args['BX-TIMESTAMP']))
if (args['BX-NONCE'] != null) headers.set("BX-NONCE", String(args['BX-NONCE']))
if (args['BX-NONCE-WINDOW-ENABLED'] != null) headers.set("BX-NONCE-WINDOW-ENABLED", String(args['BX-NONCE-WINDOW-ENABLED']))
if (args['BX-REFERRER'] != null) headers.set("BX-REFERRER", String(args['BX-REFERRER']))
if (jwtTokenAuth !== undefined) headers.set('authorization', `Bearer ${jwtTokenAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/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(createOrderCommandResponseV3, await res.json())
};