import {z} from 'zod'

export type CreateApiV1HostsFilterArgs = {offset?: number | undefined, limit?: number | undefined, body: {environments?: (Array<string> | null) | undefined, hostnames?: (Array<string> | null) | undefined, node_groups?: (Array<string> | null) | undefined, operating_systems?: (Array<string> | null) | undefined}};

export type CreateApiV1HostsFilterOptions = {baseUrl: string, apiKey?: string | undefined, fetch?: typeof fetch | undefined};

export const compatiblebenchmark = z.object({id: z.number().int(), name: z.string()});

export const operatingSystem = z.object({compatible_benchmarks: z.array(compatiblebenchmark).nullable().optional(), id: z.number().int(), name: z.string()});

export const host = z.object({assessor_version: z.string().nullable().optional(), environment: z.string(), id: z.number().int(), name: z.string(), operating_system: operatingSystem});

export const createApiV1HostsFilterResponse = z.object({data: z.array(host), limit: z.number().int().optional(), next: z.string().nullable().optional(), offset: z.number().int().optional(), total: z.number().int()});

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
};

/**
 * List hosts with filter
 * 
 * POST /v1/hosts/filter
 */
export const createApiV1HostsFilter = async (args: CreateApiV1HostsFilterArgs, options: CreateApiV1HostsFilterOptions) => {
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 (args.offset != null) query.append("offset", String(args.offset))
if (args.limit != null) query.append("limit", String(args.limit))
if (apiKey !== undefined) headers.set("Authorization", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/hosts/filter${query.size > 0 ? `?${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(createApiV1HostsFilterResponse, await res.json())
};