import {z} from 'zod'

export type ApplianceType = 'nmc' | 'naa' | 'edge' | 'uaas' | 'file_iq' | 'naada' | 'awada' | 'desktop' | 'ha_edge';

export type GetApiSoftwareDownloadsArgs = {type?: (ApplianceType | null) | undefined, platform?: (string | null) | undefined, version?: (string | null) | undefined};

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

export const applianceType = z.enum(["nmc", "naa", "edge", "uaas", "file_iq", "naada", "awada", "desktop", "ha_edge"]);

export const downloadInfoDto = z.object({appliance_type: applianceType, version: z.string().nullable().optional(), platform: z.string(), availability: z.enum(["url", "cloud"]).optional(), display_name: z.string(), id: z.string().nullable().optional(), checksum_available: z.boolean().optional()});

export const downloadsDto = z.object({items: z.array(downloadInfoDto).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
};

/**
 * Get Software Downloads
 * 
 * GET /software/downloads
 */
export const getApiSoftwareDownloads = async (args: GetApiSoftwareDownloadsArgs, options?: GetApiSoftwareDownloadsOptions) => {
const {baseUrl = "https://am1.portal.api.nasuni.com", fetch: fetchFn = fetch, HTTPBearer} = options ?? {}

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

if (args.type != null) query.append("type", String(args.type))
if (args.platform != null) query.append("platform", String(args.platform))
if (args.version != null) query.append("version", String(args.version))
if (HTTPBearer !== undefined) headers.set('authorization', `Bearer ${HTTPBearer}`)

const url = `${baseUrl.replace(/\/+$/, '')}/software/downloads${query.size > 0 ? `?${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(downloadsDto, await res.json())
};