import {z} from 'zod'

export type GetApiV1PublicRacesRaceIdSeedCommitmentArgs = {race_id: string};

export type GetApiV1PublicRacesRaceIdSeedCommitmentOptions = {baseUrl: string, fetch?: typeof fetch | undefined};

export const worldAttemptPublic = z.object({attempt: z.number().int(), reason: z.string().nullable().optional(), archive_sha256: z.string().nullable().optional()});

export const raceSeedCommitmentResponse = z.object({race_id: z.string(), scheme: z.string(), secret_sha256: z.string(), drand_chain_hash: z.string(), drand_offset_seconds: z.number().int(), drand_round: z.number().int(), drand_round_time: z.string(), committed_at: z.string(), drand_signature: z.string().nullable().optional(), drand_randomness: z.string().nullable().optional(), revealed: z.boolean(), secret: z.string().nullable().optional(), world_seed: z.string().nullable().optional(), world_pack_sha256: z.string().nullable().optional(), rejected_attempts: z.array(worldAttemptPublic).nullable().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
};

/**
 * A race's committed world seed and its drand beacon (ORO-2756)
 * 
 * GET /v1/public/races/{race_id}/seed-commitment
 */
export const getApiV1PublicRacesRaceIdSeedCommitment = async (args: GetApiV1PublicRacesRaceIdSeedCommitmentArgs, options: GetApiV1PublicRacesRaceIdSeedCommitmentOptions) => {
const {baseUrl, fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/v1/public/races/${encodeURIComponent(String(args.race_id))}/seed-commitment${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(raceSeedCommitmentResponse, await res.json())
};