import {z} from 'zod'

export type GetApiV2BalancesBalanceIdArgs = {testmode?: boolean | undefined, 'idempotency-key'?: string | undefined};

export type GetApiV2BalancesBalanceIdOptions = {baseUrl?: string | undefined, advancedAccessToken?: string | undefined, fetch?: typeof fetch | undefined};

export const balanceToken = z.string();

export const mode = z.enum(["live", "test"]);

export const createdAt = z.string();

export const currencies = z.enum(["EUR", "GBP", "CHF", "DKK", "NOK", "PLN", "SEK", "USD", "CZK", "HUF", "AUD", "CAD", "RON"]);

export const balanceStatus = z.enum(["active", "inactive"]);

export const balanceTransferFrequency = z.enum(["every-day", "daily", "every-monday", "every-tuesday", "every-wednesday", "every-thursday", "every-friday", "monthly", "revenue-day", "never"]);

export const balanceTransferDestinationType = z.literal("bank-account");

export const url = z.object({href: z.string(), type: z.string()});

export const entityBalance = z.object({resource: z.string(), id: balanceToken, mode: mode, createdAt: createdAt, currency: currencies, description: z.string(), status: balanceStatus, transferFrequency: balanceTransferFrequency.optional(), transferThreshold: z.object({currency: z.string(), value: z.string()}).optional(), transferReference: z.string().nullable().optional(), transferDestination: z.object({type: balanceTransferDestinationType.optional(), bankAccount: z.string().optional(), beneficiaryName: z.string().optional()}).nullable().optional(), availableAmount: z.object({currency: z.string(), value: z.string()}), pendingAmount: z.object({currency: z.string(), value: z.string()}), _links: z.object({self: url.optional(), documentation: url.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 balance
 * 
 * GET /v2/balances/{balanceId}
 * 
 * Also accepts auth: oAuth
 */
export const getApiV2BalancesBalanceId = async (args: GetApiV2BalancesBalanceIdArgs, options?: GetApiV2BalancesBalanceIdOptions) => {
const {baseUrl = "https://api.mollie.com", fetch: fetchFn = fetch, advancedAccessToken} = options ?? {}

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

if (args.testmode != null) query.append("testmode", String(args.testmode))
if (args['idempotency-key'] != null) headers.set("idempotency-key", String(args['idempotency-key']))
if (advancedAccessToken !== undefined) headers.set('authorization', `Bearer ${advancedAccessToken}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/balances/${encodeURIComponent(String(args.balanceId))}${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(entityBalance, await res.json())
};