import {z} from 'zod'

export type UUID = string;

export type CurrencyCode = 'EUR' | 'USD' | 'GBP' | 'CHF' | 'JPY' | 'SGD' | 'SEK' | 'NOK' | 'DKK' | 'PLN' | 'HUF' | 'CZK';

export type NonNegativeAmount = {value: string, currency: CurrencyCode};

export type CreateApiV0SandboxBulkDepositsArgs = {body: {shareClassId: UUID, amount: NonNegativeAmount, lines: Array<{investorId: UUID, accountId?: (UUID | null) | undefined, amount: NonNegativeAmount}>}};

export type CreateApiV0SandboxBulkDepositsOptions = {baseUrl?: string | undefined, basicAuth?: {username: string, password: string} | undefined, fetch?: typeof fetch | undefined};

export const uUID = 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 createApiV0SandboxBulkDepositsResponse = z.object({paymentEntryId: uUID, wireInstructions: z.object({reference: z.string(), iban: z.string(), bic: z.string(), intermediaryBic: z.string().nullable(), currency: currencyCode}), lines: z.array(z.object({depositOrderId: uUID, accountId: uUID, shareClassId: uUID, amount: nonNegativeAmount}))});

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
};

/**
 * Submit a bulk deposit (preview)
 * 
 * POST /v0/sandbox/bulk-deposits
 */
export const createApiV0SandboxBulkDeposits = async (args: CreateApiV0SandboxBulkDepositsArgs, options?: CreateApiV0SandboxBulkDepositsOptions) => {
const {baseUrl = "https://distributor-api.spiko.io", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v0/sandbox/bulk-deposits${query.size > 0 ? `?${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(createApiV0SandboxBulkDepositsResponse, await res.json())
};