import {z} from 'zod'

export type OrderStatus = 'CREATED' | 'AWAITING_PAYMENT' | 'AWAITING_INFORMATION' | 'PENDING_USER_ACTION' | 'PROCESSING' | 'CANCELED' | 'COMPLETED' | 'FAILED';

export type GetApiTradingOrdersArgs = {pageSize: number, pageCursor?: string | undefined, order?: ('ASC' | 'DESC') | undefined, accountId?: Array<string> | undefined, providerId?: Array<string> | undefined, statuses?: Array<OrderStatus> | undefined, startTime?: number | undefined, endTime?: number | undefined, assetConversionType?: ('DIGITAL_ONLY' | 'FIAT') | undefined};

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

export const accountAccessResponse = z.object({type: z.literal("PROVIDER_ACCOUNT"), providerId: z.string().optional(), accountId: z.string()});

export const directAccessResponse = z.object({type: z.literal("PROVIDER"), providerId: z.string(), subProviders: z.array(z.string()).optional()});

export const accessTypeResponse = z.discriminatedUnion("type", [accountAccessResponse, directAccessResponse]);

export const side = z.enum(["BUY", "SELL"]);

export const orderStatus = z.enum(["CREATED", "AWAITING_PAYMENT", "AWAITING_INFORMATION", "PENDING_USER_ACTION", "PROCESSING", "CANCELED", "COMPLETED", "FAILED"]);

export const peerType = z.enum(["VAULT_ACCOUNT", "EXCHANGE_ACCOUNT", "UNMANAGED_WALLET", "FIAT_ACCOUNT", "CONNECTED_ACCOUNT"]);

export const internalReference = z.object({type: peerType, accountId: z.string()});

export const oneTimeAddressPeerType = z.literal("ONE_TIME_ADDRESS");

export const oneTimeAddressReference = z.object({type: oneTimeAddressPeerType, address: z.string(), tag: z.string().optional()});

export const accountReference = z.discriminatedUnion("type", [internalReference, oneTimeAddressReference]);

export const platformPeerType = z.enum(["VAULT_ACCOUNT", "CONNECTED_ACCOUNT", "FIAT_ACCOUNT"]);

export const platformAccount = z.object({type: platformPeerType, accountId: z.string()});

export const externalAccountType = z.literal("EXTERNAL");

export const externalAccountMobileMoneyType = z.literal("MOBILE_MONEY_RAIL");

export const mobilePhoneNumber = z.string();

export const externalAccountMobileMoneyProvider = z.enum(["M_PESA", "AIRTEL", "MTN", "TIGO", "ORANGE"]);

export const externalAccountMobileMoney = z.object({type: externalAccountMobileMoneyType, mobilePhoneNumber: mobilePhoneNumber, provider: externalAccountMobileMoneyProvider, email: z.string(), successRedirectUrl: z.string().optional()});

export const externalAccountLocalBankAfrica = z.object({successRedirectUrl: z.string().optional()});

export const externalAccountSenderInformation = z.union([externalAccountMobileMoney, externalAccountLocalBankAfrica]);

export const externalAccount = z.object({type: externalAccountType, senderInformation: externalAccountSenderInformation.optional()});

export const settlementSourceAccount = z.discriminatedUnion("type", [platformAccount, externalAccount]);

export const orderSummary = z.object({id: z.string(), via: accessTypeResponse, side: side, baseAmount: z.string(), quoteAmount: z.string().optional(), baseAssetId: z.string(), quoteAssetId: z.string(), status: orderStatus, destination: accountReference, source: settlementSourceAccount.optional(), createdAt: z.string()});

export const getOrdersResponse = z.object({data: z.array(orderSummary), total: z.number().int(), next: 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
};

/**
 * Get orders
 * 
 * GET /trading/orders
 */
export const getApiTradingOrders = async (args: GetApiTradingOrdersArgs, options?: GetApiTradingOrdersOptions) => {
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.pageSize != null) query.append("pageSize", String(args.pageSize))
if (args.pageCursor != null) query.append("pageCursor", String(args.pageCursor))
if (args.order != null) query.append("order", String(args.order))
for (const item of args.accountId ?? []) query.append("accountId", String(item))
for (const item of args.providerId ?? []) query.append("providerId", String(item))
for (const item of args.statuses ?? []) query.append("statuses", String(item))
if (args.startTime != null) query.append("startTime", String(args.startTime))
if (args.endTime != null) query.append("endTime", String(args.endTime))
if (args.assetConversionType != null) query.append("assetConversionType", String(args.assetConversionType))

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