import {z} from 'zod'

export type UUID = string;

export type Day = string;

export type GetApiV0AccountingPositionsHistoryArgs = {investorId: UUID, shareClassId: UUID, from: Day, to: Day};

export type GetApiV0AccountingPositionsHistoryOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const day = z.string();

export const uUID = z.string();

export const nonNegativeBigint = z.string();

export const currencyCode = z.enum(["EUR", "USD", "GBP", "CHF", "JPY", "SGD", "SEK", "NOK", "DKK", "PLN", "HUF", "CZK"]);

export const nonNegativeAmount = z.object({value: z.string(), currency: currencyCode});

export const amount = z.object({value: z.string(), currency: currencyCode});

export const getApiV0AccountingPositionsHistoryResponse = z.array(z.object({day: day, status: z.enum(["nav", "noNav"]), investorId: uUID, shareClassId: uUID, accountIds: z.array(uUID), sharesHoldings: nonNegativeBigint, holdings: nonNegativeAmount, subscriptions: z.object({ofDay: nonNegativeAmount, total: nonNegativeAmount}), redemptions: z.object({ofDay: nonNegativeAmount, total: nonNegativeAmount}), transfers: z.object({ofDay: amount, total: amount}), yield: z.object({ofDay: amount, total: amount}), realizedGain: z.object({ofDay: amount, total: amount}), transferredGain: z.object({ofDay: amount, total: amount}), totalUnrealizedGain: amount}));

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 accounting positions
 * 
 * GET /v0/accounting-positions/history
 */
export const getApiV0AccountingPositionsHistory = async (args: GetApiV0AccountingPositionsHistoryArgs, options?: GetApiV0AccountingPositionsHistoryOptions) => {
const {baseUrl = "https://distributor-api.spiko.io", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (args.investorId != null) query.append("investorId", String(args.investorId))
if (args.shareClassId != null) query.append("shareClassId", String(args.shareClassId))
if (args.from != null) query.append("from", String(args.from))
if (args.to != null) query.append("to", String(args.to))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v0/accounting-positions/history${query.size > 0 ? `?${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(getApiV0AccountingPositionsHistoryResponse, await res.json())
};