import {z} from 'zod'

export type GetApiServiceNameArgs = {'X-Auth-Token': string, name: string};

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

export const rESTScanBrief = z.object({status: z.string(), high: z.number().int(), medium: z.number().int(), result: z.string(), scanned_timestamp: z.number().int(), scanned_at: z.string(), base_os: z.string(), scanner_version: z.string(), cvedb_create_time: z.string()});

export const rESTWorkloadBrief: z.ZodType<RESTWorkloadBrief> = z.object({id: z.string(), name: z.string(), display_name: z.string(), pod_name: z.string(), image: z.string(), image_id: z.string(), platform_role: z.string(), domain: z.string(), state: z.string(), service: z.string(), author: z.string(), service_group: z.string(), share_ns_with: z.string().optional(), cap_sniff: z.boolean(), cap_quarantine: z.boolean(), cap_change_mode: z.boolean(), policy_mode: z.string(), profile_mode: z.string(), scan_summary: rESTScanBrief, children: z.array(z.lazy(() => rESTWorkloadBrief)), quarantine_reason: z.string().optional(), service_mesh: z.boolean(), service_mesh_sidecar: z.boolean(), privileged: z.boolean(), run_as_root: z.boolean()});

export const rESTPolicyRule = z.object({id: z.number().int(), comment: z.string(), from: z.string(), to: z.string(), ports: z.string(), action: z.string(), applications: z.array(z.string()), learned: z.boolean(), disable: z.boolean(), created_timestamp: z.number().int(), last_modified_timestamp: z.number().int(), cfg_type: z.string(), priority: z.number().int()});

export const rESTCLUSEventCondition = z.object({type: z.string().optional(), value: z.string().optional()});

export const rESTResponseRule = z.object({id: z.number().int(), event: z.string(), comment: z.string(), group: z.string(), conditions: z.array(rESTCLUSEventCondition), actions: z.array(z.string()), webhooks: z.array(z.string()), disable: z.boolean(), cfg_type: z.string()});

export const rESTIPPort = z.object({ip: z.string(), port: z.number().int()});

export const rESTService = z.object({name: z.string(), policy_mode: z.string(), profile_mode: z.string(), domain: z.string(), platform_role: z.string(), members: z.array(rESTWorkloadBrief), policy_rules: z.array(rESTPolicyRule), response_rules: z.array(rESTResponseRule), service_addr: rESTIPPort.optional(), ingress_exposure: z.boolean(), egress_exposure: z.boolean(), cap_change_mode: z.boolean().optional(), cap_scorable: z.boolean().optional()});

export const rESTServiceData = z.object({service: rESTService});

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
};

/**
 * Show service
 * 
 * GET /service/{name}
 */
export const getApiServiceName = async (args: GetApiServiceNameArgs, options: GetApiServiceNameOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

if (args['X-Auth-Token'] != null) headers.set("X-Auth-Token", String(args['X-Auth-Token']))

const url = `${baseUrl.replace(/\/+$/, '')}/service/${encodeURIComponent(String(args.name))}${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(rESTServiceData, await res.json())
};