import {z} from 'zod'

export type GetApiInstrumentsSymbolCustomerIdArgs = {'api-key': string, 'auth-key': string, symbol: string, customerId: string};

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

export const getApiInstrumentsSymbolCustomerIdResponse = z.object({status: z.number().int().optional(), doc: z.object({cagr: z.number().optional(), createdBy: z.string().optional(), description: z.string().optional(), logoURL: z.string().optional(), company: z.string().optional(), rebalanceFrequency: z.string().optional(), shareAllocation: z.array(z.object({"symbol ": z.string().optional(), allocation: z.string().optional()})).optional(), symbol: z.string().optional(), themes: z.array(z.object({})).optional(), type: z.string().optional(), aumForBuy: z.number().int().optional(), minimum: z.number().int().optional(), tradeStatus: z.string().optional(), fee: z.number().optional(), entryFee: z.number().int().optional(), exitFee: z.number().int().optional(), factSheet: z.string().optional(), nextRebalanceDate: z.string().optional(), nextFeeDeductionDate: z.string().optional(), methodology: z.string().optional(), createdByProfilePictureLink: z.string().optional(), risk: z.string().optional()}).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 Instrument Details
 * 
 * GET /instruments/{symbol}/{customerId}
 */
export const getApiInstrumentsSymbolCustomerId = async (args: GetApiInstrumentsSymbolCustomerIdArgs, options?: GetApiInstrumentsSymbolCustomerIdOptions) => {
const {baseUrl = "https://uatclientapi-v2.stockal.com/client/v2", fetch: fetchFn = fetch} = options ?? {}

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

if (args['api-key'] != null) headers.set("api-key", String(args['api-key']))
if (args['auth-key'] != null) headers.set("auth-key", String(args['auth-key']))

const url = `${baseUrl.replace(/\/+$/, '')}/instruments/${encodeURIComponent(String(args.symbol))}/${encodeURIComponent(String(args.customerId))}${query.size > 0 ? `?${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(getApiInstrumentsSymbolCustomerIdResponse, await res.json())
};