import {z} from 'zod'

export type GetApiLeaderboardWalletPositionSeasonIdArgs = {wallet: string, seasonId: number};

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

export const leaderboardMasteryTitleResponseDto = z.object({name: z.string(), type: z.string(), order: z.number()});

export const leaderboardUserPositionDetailsResponseDto = z.object({liquidity_xp: z.string().nullable(), trading_xp: z.string().nullable(), token_variety: z.string().nullable(), token_variety_names: z.string().nullable(), tvl_days_provisioned: z.number().nullable(), tvl: z.string().nullable(), tvl_increased: z.string().nullable(), mastery_titles: z.array(leaderboardMasteryTitleResponseDto).nullable(), season_id: z.number().nullable(), created_at: z.string().nullable(), id: z.number(), wallet_address: z.string().nullable(), total_xp: z.string(), distribution_percent: z.string()});

export const leaderboardUserPositionResponseDto = z.object({position: z.number().nullable(), details: leaderboardUserPositionDetailsResponseDto.nullable()});

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 user position in leaderboard
 * 
 * GET /leaderboard/{wallet}/position/{seasonId}
 */
export const getApiLeaderboardWalletPositionSeasonId = async (args: GetApiLeaderboardWalletPositionSeasonIdArgs, options?: GetApiLeaderboardWalletPositionSeasonIdOptions) => {
const {baseUrl = "https://swap-backend.stage.defi.ovh.gala.com", fetch: fetchFn = fetch} = options ?? {}

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

const url = `${baseUrl.replace(/\/+$/, '')}/leaderboard/${encodeURIComponent(String(args.wallet))}/position/${encodeURIComponent(String(args.seasonId))}${query.size > 0 ? `?${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(leaderboardUserPositionResponseDto, await res.json())
};