import {z} from 'zod'

export type GetApiVirtualAccountsAccountIdArgs = {accountId: string, onBehalfOfId?: string | undefined};

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

export const virtualAccountStatus = z.enum(["INVALID", "ACTIVE", "CLOSED", "BLOCKED", "CLIENT_BLOCKED"]);

export const virtualAccount = z.object({accountId: z.string().optional(), accountName: z.string().optional(), accountNickName: z.string().optional(), accountNumber: z.string().optional(), availableBalance: z.string().optional(), bic: z.string().optional(), bookedBalance: z.string().optional(), clearedBalance: z.string().optional(), country: z.string().optional(), createdDateTime: z.string().optional(), currency: z.string().optional(), iban: z.string().optional(), sortCode: z.string().optional(), status: virtualAccountStatus.optional(), updatedDateTime: z.string().optional(), onBehalfOfId: z.string().optional(), providerAccountId: z.string().optional()});

export const getVirtualAccountByIdResponse = z.object({virtualAccount: virtualAccount.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 a settlement account
 * 
 * GET /virtual-accounts/{accountId}
 * 
 * Also accepts auth: BasicAuth
 */
export const getApiVirtualAccountsAccountId = async (args: GetApiVirtualAccountsAccountIdArgs, options?: GetApiVirtualAccountsAccountIdOptions) => {
const {baseUrl = "https://api.token.io", fetch: fetchFn = fetch, Bearer} = options ?? {}

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

if (args.onBehalfOfId != null) query.append("onBehalfOfId", String(args.onBehalfOfId))
if (Bearer !== undefined) headers.set('authorization', `Bearer ${Bearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/virtual-accounts/${encodeURIComponent(String(args.accountId))}${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(getVirtualAccountByIdResponse, await res.json())
};