import {z} from 'zod'

export type GetApiV2LeaderboardCwlLeagueIdArgs = {leagueId: string, season: string, team_size: number | 'NaN' | 'Infinity' | '-Infinity'};

export type GetApiV2LeaderboardCwlLeagueIdOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV2LeaderboardCwlLeagueIdResponse = z.object({season: z.string(), cwlLeagueId: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), warSize: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), items: z.array(z.object({clanTag: z.string(), season: z.string(), cwlLeagueId: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), warSize: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), stars: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), destruction: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), wins: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), losses: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), ties: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), warsFinished: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), totalClansInGroup: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]), groupRank: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]).optional(), globalRank: z.union([z.number(), z.literal("NaN"), z.literal("Infinity"), z.literal("-Infinity")]).optional(), updatedAt: z.string()}))});

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 CWL leaderboard
 * 
 * GET /v2/leaderboard/cwl/{leagueId}
 */
export const getApiV2LeaderboardCwlLeagueId = async (args: GetApiV2LeaderboardCwlLeagueIdArgs, options?: GetApiV2LeaderboardCwlLeagueIdOptions) => {
const {baseUrl = "https://api.clashk.ing", fetch: fetchFn = fetch} = options ?? {}

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

if (args.season != null) query.append("season", String(args.season))
if (args.team_size != null) query.append("team_size", String(args.team_size))

const url = `${baseUrl.replace(/\/+$/, '')}/v2/leaderboard/cwl/${encodeURIComponent(String(args.leagueId))}${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(getApiV2LeaderboardCwlLeagueIdResponse, await res.json())
};