import {z} from 'zod'

export type GetApiKvdbsAliasKvsKvsNameCnTreeArgs = {human?: boolean | undefined, kvsets?: boolean | undefined, pretty?: boolean | undefined};

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

export const getApiKvdbsAliasKvsKvsNameCnTreeResponse = z.object({dgen: z.number().int().optional(), keys: z.union([z.string(), z.number()]).optional(), tombs: z.union([z.string(), z.number()]).optional(), ptombs: z.union([z.string(), z.number()]).optional(), hlen: z.union([z.string(), z.number()]).optional(), klen: z.union([z.string(), z.number()]).optional(), vlen: z.union([z.string(), z.number()]).optional(), vgarb: z.union([z.string(), z.number()]).optional(), hblocks: z.number().int().optional(), kblocks: z.number().int().optional(), vblocks: z.number().int().optional(), kvsets: z.number().int().optional(), nodes: z.array(z.object({dgen: z.number().int().optional(), keys: z.union([z.string(), z.number()]).optional(), tombs: z.union([z.string(), z.number()]).optional(), ptombs: z.union([z.string(), z.number()]).optional(), hlen: z.union([z.string(), z.number()]).optional(), klen: z.union([z.string(), z.number()]).optional(), vlen: z.union([z.string(), z.number()]).optional(), vgarb: z.union([z.string(), z.number()]).optional(), hblocks: z.number().int().optional(), kblocks: z.number().int().optional(), vblocks: z.number().int().optional(), id: z.number().int().optional(), edge_key: z.string().nullable().optional(), kvsets: z.union([z.number().int(), z.array(z.object({dgen: z.number().int().optional(), keys: z.union([z.string(), z.number()]).optional(), tombs: z.union([z.string(), z.number()]).optional(), ptombs: z.union([z.string(), z.number()]).optional(), hlen: z.union([z.string(), z.number()]).optional(), klen: z.union([z.string(), z.number()]).optional(), vlen: z.union([z.string(), z.number()]).optional(), vgarb: z.union([z.string(), z.number()]).optional(), hblocks: z.number().int().optional(), kblocks: z.number().int().optional(), vblocks: z.number().int().optional(), compc: z.number().int().optional(), vgroups: z.number().int().optional(), rule: z.string().optional(), job: z.object({id: z.number().int().optional(), action: z.string().optional(), rule: z.string().optional(), wmesg: z.string().optional(), time: z.number().int().optional()}).nullable().optional()}))]).optional()})).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 information about the KVS's cN tree.
 * 
 * GET /kvdbs/{alias}/kvs/{kvsName}/cn/tree
 */
export const getApiKvdbsAliasKvsKvsNameCnTree = async (args: GetApiKvdbsAliasKvsKvsNameCnTreeArgs, options?: GetApiKvdbsAliasKvsKvsNameCnTreeOptions) => {
const {baseUrl = "http://localhost", fetch: fetchFn = fetch} = options ?? {}

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

if (args.human != null) query.append("human", String(args.human))
if (args.kvsets != null) query.append("kvsets", String(args.kvsets))
if (args.pretty != null) query.append("pretty", String(args.pretty))

const url = `${baseUrl.replace(/\/+$/, '')}/kvdbs/${encodeURIComponent(String(args.alias))}/kvs/${encodeURIComponent(String(args.kvsName))}/cn/tree${query.size > 0 ? `?${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(getApiKvdbsAliasKvsKvsNameCnTreeResponse, await res.json())
};