import {z} from 'zod'

export type GetApiV2StorageFilesArgs = {sinceId?: string | undefined, maxId?: string | undefined, tags?: Array<string> | undefined, q?: string | undefined, runId?: string | undefined, limit?: number | undefined, offset?: number | undefined, showExpired?: boolean | undefined};

export type GetApiV2StorageFilesOptions = {baseUrl?: string | undefined, StorageKey?: string | undefined, fetch?: typeof fetch | undefined};

export const fileResponse = z.object({id: z.number().int(), created: z.string(), isPublic: z.boolean(), isSliced: z.boolean(), isEncrypted: z.boolean(), name: z.string(), fileType: z.string(), url: z.string(), provider: z.enum(["aws", "azure", "gcp"]), region: z.string(), sizeBytes: z.number().int().nullable(), tags: z.array(z.string()), maxAgeDays: z.number().int().nullable(), runId: z.string().nullable(), runIds: z.array(z.string()), creatorToken: z.object({id: z.number().int(), description: z.string()})});

export const getApiV2StorageFilesResponse = z.array(fileResponse);

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 Files
 * 
 * GET /v2/storage/files
 * 
 * Also accepts auth: ManageKey, BearerAuth
 */
export const getApiV2StorageFiles = async (args: GetApiV2StorageFilesArgs, options?: GetApiV2StorageFilesOptions) => {
const {baseUrl = "https://connection.keboola.com", fetch: fetchFn = fetch, StorageKey} = options ?? {}

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

if (args.sinceId != null) query.append("sinceId", String(args.sinceId))
if (args.maxId != null) query.append("maxId", String(args.maxId))
for (const item of args.tags ?? []) query.append("tags", String(item))
if (args.q != null) query.append("q", String(args.q))
if (args.runId != null) query.append("runId", String(args.runId))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.offset != null) query.append("offset", String(args.offset))
if (args.showExpired != null) query.append("showExpired", String(args.showExpired))
if (StorageKey !== undefined) headers.set("X-StorageApi-Token", StorageKey)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/storage/files${query.size > 0 ? `?${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(getApiV2StorageFilesResponse, await res.json())
};