import {z} from 'zod'

export type GameScope = 'null' | 'Yesterday' | 'Last 10' | null;

export type LeagueID = string;

export type PlayerOrTeam = 'Player' | 'Team';

export type PlayerScope = 'All Players' | 'Rookies';

export type Season = string;

export type SeasonType = string;

export type Stat = 'PTS' | 'REB' | 'AST' | 'FGPCT' | 'FTPCT' | 'FG3PCT' | 'STL' | 'BLK';

export type GetApiLeaderstilesArgs = {GameScope?: GameScope | undefined, LeagueID: LeagueID, PlayerOrTeam: PlayerOrTeam, PlayerScope: PlayerScope, Season: Season, SeasonType: SeasonType, Stat: Stat};

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

export const getApiLeaderstilesResponse = z.object({parameters: z.object({GameScope: z.literal("$request.query.GameScope").optional(), LeagueID: z.literal("$request.query.LeagueID").optional(), PlayerOrTeam: z.literal("$request.query.PlayerOrTeam").optional(), PlayerScope: z.literal("$request.query.PlayerScope").optional(), Season: z.literal("$request.query.Season").optional(), SeasonType: z.literal("$request.query.SeasonType").optional(), Stat: z.literal("$request.query.Stat").optional()}).optional(), resource: z.literal("leaderstiles").optional(), resultSets: z.array(z.unknown()).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
};

/**
 * LeadersTiles
 * 
 * GET /leaderstiles
 */
export const getApiLeaderstiles = async (args: GetApiLeaderstilesArgs, options?: GetApiLeaderstilesOptions) => {
const {baseUrl = "https://stats.nba.com/stats", fetch: fetchFn = fetch} = options ?? {}

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

if (args.GameScope != null) query.append("GameScope", String(args.GameScope))
if (args.LeagueID != null) query.append("LeagueID", String(args.LeagueID))
if (args.PlayerOrTeam != null) query.append("PlayerOrTeam", String(args.PlayerOrTeam))
if (args.PlayerScope != null) query.append("PlayerScope", String(args.PlayerScope))
if (args.Season != null) query.append("Season", String(args.Season))
if (args.SeasonType != null) query.append("SeasonType", String(args.SeasonType))
if (args.Stat != null) query.append("Stat", String(args.Stat))

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