import {z} from 'zod'

export type ScreenerSortField = 'volume_24hr' | 'volume' | 'volume_1wk' | 'volume_1mo' | 'liquidity' | 'open_interest' | 'unique_traders_24h' | 'age_hours';

export type SortDirection = 'ASC' | 'DESC';

export type SortOrderScreenerSortField = {field: ScreenerSortField, direction: SortDirection};

export type MarketStatus = 'active' | 'closed' | '';

export type PaginationRequest = {page?: number | undefined, per_page?: number | undefined};

export type MarketScreenerRequest = {order_by?: Array<SortOrderScreenerSortField> | undefined, sort_by?: ScreenerSortField | undefined, query?: string | undefined, status?: MarketStatus | undefined, tags?: Array<string> | undefined, min_liquidity?: number | undefined, max_liquidity?: number | undefined, max_unique_traders_24h?: number | undefined, min_volume_24hr?: number | undefined, neg_risk?: boolean | undefined, min_open_interest?: number | undefined, max_open_interest?: number | undefined, end_date_before?: string | undefined, end_date_after?: string | undefined, pagination?: PaginationRequest | undefined, min_price?: number | undefined, max_price?: number | undefined};

export type CreateApiApiV1PredictionMarketMarketScreenerArgs = {body: MarketScreenerRequest};

export type CreateApiApiV1PredictionMarketMarketScreenerOptions = {baseUrl?: string | undefined, ApiKeyAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const paginationInfo = z.object({page: z.number().int().gte(1).optional(), per_page: z.number().int().gte(1).lte(1000).optional(), is_last_page: z.boolean().optional()});

export const marketScreenerItem = z.object({market_id: z.string(), question: z.string().optional(), slug: z.string().optional(), event_id: z.string().optional(), event_title: z.string().optional(), active: z.boolean().optional(), closed: z.boolean().optional(), end_date: z.string().optional(), neg_risk: z.boolean().optional(), tags: z.array(z.string()).optional(), volume: z.number().optional(), volume_24hr: z.number().optional(), volume_1wk: z.number().optional(), volume_1mo: z.number().optional(), liquidity: z.number().optional(), volume_change_pct: z.number().optional(), open_interest: z.number().optional(), best_bid: z.number().optional(), best_ask: z.number().optional(), last_trade_price: z.number().optional(), one_day_price_change: z.number().optional(), unique_traders_24h: z.number().int().optional(), created_at: z.string().optional(), age_hours: z.number().optional()});

export const marketScreenerResponse = z.object({pagination: paginationInfo.optional(), data: z.array(marketScreenerItem)});

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 Prediction Market Screener
 * 
 * POST /api/v1/prediction-market/market-screener
 */
export const createApiApiV1PredictionMarketMarketScreener = async (args: CreateApiApiV1PredictionMarketMarketScreenerArgs, options?: CreateApiApiV1PredictionMarketMarketScreenerOptions) => {
const {baseUrl = "https://api.nansen.ai", fetch: fetchFn = fetch, ApiKeyAuth} = options ?? {}

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

if (ApiKeyAuth !== undefined) headers.set("apiKey", ApiKeyAuth)

const url = `${baseUrl.replace(/\/+$/, '')}/api/v1/prediction-market/market-screener${query.size > 0 ? `?${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(marketScreenerResponse, await res.json())
};