import {z} from 'zod'

export type AlarmRequestAlarmAction = 'GET' | 'ACTIVATE' | 'DEACTIVATE';

export type EtcdserverpbAlarmType = 'NONE' | 'NOSPACE' | 'CORRUPT';

export type EtcdserverpbAlarmRequest = {action?: AlarmRequestAlarmAction | undefined, alarm?: EtcdserverpbAlarmType | undefined, memberID?: unknown | undefined};

export type CreateApiV3MaintenanceAlarmArgs = {body: EtcdserverpbAlarmRequest};

export type CreateApiV3MaintenanceAlarmOptions = {baseUrl: string, ApiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const etcdserverpbAlarmType = z.enum(["NONE", "NOSPACE", "CORRUPT"]);

export const etcdserverpbAlarmMember = z.object({alarm: etcdserverpbAlarmType.optional(), memberID: z.string().optional()});

export const etcdserverpbResponseHeader = z.object({cluster_id: z.string().optional(), member_id: z.string().optional(), raft_term: z.string().optional(), revision: z.string().optional()});

export const etcdserverpbAlarmResponse = z.object({alarms: z.array(etcdserverpbAlarmMember).optional(), header: etcdserverpbResponseHeader.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
};

/**
 * Alarm activates, deactivates, and queries alarms regarding cluster health.
 * 
 * POST /v3/maintenance/alarm
 */
export const createApiV3MaintenanceAlarm = async (args: CreateApiV3MaintenanceAlarmArgs, options: CreateApiV3MaintenanceAlarmOptions) => {
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 = `${baseUrl.replace(/\/+$/, '')}/v3/maintenance/alarm${query.size > 0 ? `?${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(etcdserverpbAlarmResponse, await res.json())
};