import {z} from 'zod'

export type GetApiApiV1BalancesArgs = {'x-request-id': string, 'x-api-key': string, 'x-user-key': string, accountTypes?: string | undefined, displayCurrency?: string | undefined, includeZeroBalances?: boolean | undefined, expand?: string | undefined};

export type GetApiApiV1BalancesOptions = {baseUrl?: string | undefined, oauth2?: string | undefined, fetch?: typeof fetch | undefined};

export const balanceAggregatorApiAccountType = z.enum(["Trading", "Cash", "Options", "Crypto", "MoneyFarm", "Spaceship"]);

export const equityDetailsData = z.object({available: z.number().nullable().optional(), frozenCash: z.number().nullable().optional(), currentPNL: z.number().nullable().optional(), totalUsedMargin: z.number().nullable().optional(), cryptoId: z.number().int().nullable().optional(), balance: z.number().nullable().optional(), totalBalance: z.number().nullable().optional(), spendableBalance: z.number().nullable().optional(), balanceInFiat: z.number().nullable().optional(), totalBalanceInFiat: z.number().nullable().optional(), spendableBalanceInFiat: z.number().nullable().optional(), fiatConversionCurrency: z.string().nullable().optional(), orderIndex: z.number().int().nullable().optional()});

export const accountBalanceData = z.object({accountId: z.string().nullable().optional(), accountType: balanceAggregatorApiAccountType.optional(), subType: z.string().nullable().optional(), balance: z.number().optional(), currency: z.string().nullable().optional(), displayBalance: z.number().optional(), displayCurrency: z.string().nullable().optional(), exchangeRate: z.number().optional(), equityDetails: equityDetailsData.optional()});

export const getBalancesResponse = z.object({gcid: z.number().int().optional(), totalBalance: z.number().optional(), displayCurrency: z.string().nullable().optional(), balances: z.array(accountBalanceData).nullable().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 aggregated balances
 * 
 * GET /api/v1/balances
 */
export const getApiApiV1Balances = async (args: GetApiApiV1BalancesArgs, options?: GetApiApiV1BalancesOptions) => {
const {baseUrl = "https://public-api.etoro.com", fetch: fetchFn = fetch, oauth2} = options ?? {}

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

if (args['x-request-id'] != null) headers.set("x-request-id", String(args['x-request-id']))
if (args['x-api-key'] != null) headers.set("x-api-key", String(args['x-api-key']))
if (args['x-user-key'] != null) headers.set("x-user-key", String(args['x-user-key']))
if (args.accountTypes != null) query.append("accountTypes", String(args.accountTypes))
if (args.displayCurrency != null) query.append("displayCurrency", String(args.displayCurrency))
if (args.includeZeroBalances != null) query.append("includeZeroBalances", String(args.includeZeroBalances))
if (args.expand != null) query.append("expand", String(args.expand))
if (oauth2 !== undefined) headers.set('authorization', `Bearer ${oauth2}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/balances${query.size > 0 ? `?${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(getBalancesResponse, await res.json())
};