import {z} from 'zod'

export type DownloadResultsLimit = number;

export type GetApiV1DownloadFeedArgs = {feed: 'domaindiscovery' | 'domainhotlist' | 'domainrdap' | 'domainrisk' | 'iphotlist' | 'iprisk' | 'nad' | 'nod' | 'noh' | '5_min_domain_whois' | '5_min_domain_whois_parsed' | '5_min_ip_whois' | '5_min_ip_whois_parsed' | 'daily_domain_discovery' | 'daily_domain_hotlist' | 'daily_domain_risk' | 'daily_ip_hotlist' | 'daily_ip_risk' | 'on_premise_v3' | 'on_premise_v3_full', app_partner?: string | undefined, app_name?: string | undefined, app_version?: string | undefined, limit?: DownloadResultsLimit | undefined, api_username?: string | undefined, signature?: string | undefined, timestamp?: string | undefined, prefix?: string | undefined, page?: number | undefined};

export type GetApiV1DownloadFeedOptions = {baseUrl?: string | undefined, apiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const dLGetSuccess = z.object({response: z.object({download_name: z.string().optional(), files: z.array(z.object({name: z.string().optional(), last_modified: z.string().optional(), etag: z.string().optional(), size: z.number().int().optional(), url: z.string().optional()})).optional()}).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
};

/**
 * Download feed archive from real-time or daily feeds.
 * 
 * GET /v1/download/{feed}/
 * 
 * Also accepts auth: httpBasicAuth, hmacAuth
 */
export const getApiV1DownloadFeed = async (args: GetApiV1DownloadFeedArgs, options?: GetApiV1DownloadFeedOptions) => {
const {baseUrl = "https://api.domaintools.com", fetch: fetchFn = fetch, apiKeyAuth} = options ?? {}

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

if (args.app_partner != null) query.append("app_partner", String(args.app_partner))
if (args.app_name != null) query.append("app_name", String(args.app_name))
if (args.app_version != null) query.append("app_version", String(args.app_version))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.api_username != null) query.append("api_username", String(args.api_username))
if (args.signature != null) query.append("signature", String(args.signature))
if (args.timestamp != null) query.append("timestamp", String(args.timestamp))
if (args.prefix != null) query.append("prefix", String(args.prefix))
if (args.page != null) query.append("page", String(args.page))
if (apiKeyAuth !== undefined) headers.set("X-Api-Key", apiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/download/${encodeURIComponent(String(args.feed))}/${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(dLGetSuccess, await res.json())
};