import {z} from 'zod'

export type BatchStatusRequest = {vm_uuids: Array<string>};

export type CreateApiApiV1StatusBatchArgs = {body: BatchStatusRequest};

export type CreateApiApiV1StatusBatchOptions = {baseUrl?: string | undefined, OAuth2AuthorizationCodeBearer?: string | undefined, fetch?: typeof fetch | undefined};

export const cvmReachability = z.object({reachable: z.boolean(), reason: z.string().nullable().optional()});

export const guestEvent = z.object({event: z.string(), body: z.string(), timestamp: z.number().int().optional()});

export const cvmOperationPhase = z.enum(["queued", "init", "wait_stopped", "wait_stopped_graceful", "wait_stopped_force", "apply_update", "updating_compose", "upgrade_compose", "resize", "destroy", "wait_running"]);

export const cvmOperationStatus = z.object({type: z.string().nullable().optional(), phase: cvmOperationPhase.nullable().optional(), started_at: z.string().nullable().optional(), correlation_id: z.string().nullable().optional()});

export const cvmResourceUsage = z.object({cpu_percent: z.number().nullable().optional(), memory_used_bytes: z.number().int().nullable().optional(), memory_total_bytes: z.number().int().nullable().optional(), disk_used_bytes: z.number().int().nullable().optional(), disk_total_bytes: z.number().int().nullable().optional(), egress_bytes: z.number().int().nullable().optional()});

export const cvmStatus = z.object({vm_uuid: z.string(), status: z.string(), uptime: z.string().nullable().optional(), in_progress: z.boolean().optional(), boot_progress: z.string().nullable().optional(), boot_error: z.string().nullable().optional(), reachability: cvmReachability.nullable().optional(), boot_phase: z.string().nullable().optional(), boot_phase_started_at: z.string().nullable().optional(), boot_stalled: z.boolean().nullable().optional(), shutdown_progress: z.string().nullable().optional(), events: z.array(guestEvent).optional(), operation: cvmOperationStatus.nullable().optional(), resource_usage: cvmResourceUsage.nullable().optional()});

export const createApiApiV1StatusBatchResponse = z.record(z.string(), cvmStatus);

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
};

/**
 * Handle Batch Cvm Status
 * 
 * POST /api/v1/status/batch
 */
export const createApiApiV1StatusBatch = async (args: CreateApiApiV1StatusBatchArgs, options?: CreateApiApiV1StatusBatchOptions) => {
const {baseUrl = "https://cloud-api.phala.com", fetch: fetchFn = fetch, OAuth2AuthorizationCodeBearer} = options ?? {}

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

if (OAuth2AuthorizationCodeBearer !== undefined) headers.set('authorization', `Bearer ${OAuth2AuthorizationCodeBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/status/batch${query.size > 0 ? `?${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(createApiApiV1StatusBatchResponse, await res.json())
};