import {z} from 'zod'

export type GetApiReceiversArgs = {order?: string | undefined, since_token?: string | undefined, state?: string | undefined, receiver_type?: string | undefined};

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

export const receiverProperties = z.object({company_name: z.string().optional(), receiver_type: z.string().optional(), state: z.string().optional(), token: z.string().optional(), created_at: z.string().optional(), updated_at: z.string().optional(), credentials: z.array(z.unknown()).optional(), hostnames: z.string().optional(), sub_merchant_key: z.string().optional()});

export const listCreatedReceiversResponse = z.object({receivers: z.array(receiverProperties).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
};

/**
 * List created receivers
 * 
 * GET /receivers
 */
export const getApiReceivers = async (args: GetApiReceiversArgs, options?: GetApiReceiversOptions) => {
const {baseUrl = "https://core.spreedly.com/v1", fetch: fetchFn = fetch, basicAuth} = options ?? {}

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

if (args.order != null) query.append("order", String(args.order))
if (args.since_token != null) query.append("since_token", String(args.since_token))
if (args.state != null) query.append("state", String(args.state))
if (args.receiver_type != null) query.append("receiver_type", String(args.receiver_type))
if (basicAuth !== undefined) headers.set('authorization', `Basic ${btoa(`${basicAuth.username}:${basicAuth.password}`)}`)

const url = `${baseUrl.replace(/\/+$/, '')}/receivers${query.size > 0 ? `?${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(listCreatedReceiversResponse, await res.json())
};