import {z} from 'zod'

export type TournamentCreateRequest = {game_code: string, title: string, starts_at: string, duration_seconds: number, max_score_attempts?: number | undefined};

export type CreateApiV2TournamentsArgs = {'Idempotency-Key': string, body: TournamentCreateRequest};

export type CreateApiV2TournamentsOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const tournamentGame = z.object({code: z.string().optional(), name: z.string().optional(), url: z.string().optional()});

export const tournament = z.object({tournament_id: z.string().optional(), game: tournamentGame.optional(), title: z.string().optional(), status: z.enum(["future", "live", "past"]).optional(), starts_at: z.string().optional(), ends_at: z.string().optional(), duration_seconds: z.number().int().optional(), created_at: z.string().optional()});

export const createApiV2TournamentsResponse = z.object({success: z.boolean().optional(), data: z.object({tournament: tournament.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
};

/**
 * Create Tournament API
 * 
 * POST /v2/tournaments
 */
export const createApiV2Tournaments = async (args: CreateApiV2TournamentsArgs, options?: CreateApiV2TournamentsOptions) => {
const {baseUrl = "https://api.astrozop.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['Idempotency-Key'] != null) headers.set("Idempotency-Key", String(args['Idempotency-Key']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v2/tournaments${query.size > 0 ? `?${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(createApiV2TournamentsResponse, await res.json())
};