import {z} from 'zod'

export type ScanFilters = {environments?: (Array<string> | null) | undefined, hostnames?: (Array<string> | null) | undefined, node_groups?: (Array<string> | null) | undefined, operating_systems?: (Array<string> | null) | undefined};

export type CreateApiV1CustomScanArgs = {body: {benchmark_id: number, custom_profile_id?: (number | null) | undefined, profile_id?: (number | null) | undefined, scan_filters?: ScanFilters | undefined, scan_type: 'custom'}};

export type CreateApiV1CustomScanOptions = {baseUrl: string, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const createApiV1CustomScanResponse = z.object({created_at: z.string(), errored: z.number().int(), failed: z.number().int(), finished: z.number().int(), finished_at: z.string().nullable().optional(), id: z.string(), name: z.string(), nodes_scanned: z.number().int(), status: z.enum(["started", "finished", "failed"]), type: z.string()});

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
};

/**
 * Create an ad-hoc custom scan
 * 
 * POST /v1/custom-scan
 */
export const createApiV1CustomScan = async (args: CreateApiV1CustomScanArgs, options: CreateApiV1CustomScanOptions) => {
const {baseUrl, fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/custom-scan${query.size > 0 ? `?${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(createApiV1CustomScanResponse, await res.json())
};