import {z} from 'zod'

export type Symbol = string;

export type GetApiApiV1MarketInsurancePoolArgs = {symbol?: (Symbol | null) | undefined};

export type GetApiApiV1MarketInsurancePoolOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const side = z.enum(["Sell", "Buy"]);

export const symbol = z.string();

export const insurancePoolInventoryPosition = z.object({avg_entry_price: z.string(), side: side, size: z.string(), symbol: symbol, unrealized_pnl: z.string()});

export const insurancePoolSnapshot = z.object({adl_mode: z.string(), adl_trigger_reason: z.string().nullable().optional(), base_equity: z.string(), cash_balance: z.string(), equity: z.string(), group_adl_obligation: z.string(), group_redistribution_in: z.string(), group_redistribution_out: z.string(), inventory: z.array(insurancePoolInventoryPosition), latest_pnl_ratio: z.string().nullable().optional(), pool_group_id: z.string(), pool_id: z.string(), realized_pnl_cum: z.string(), unrealized_pnl: z.string(), updated_time: z.string()});

export const getInsurancePoolResponse = z.object({list: z.array(insurancePoolSnapshot)});

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 Insurance Pool
 * 
 * GET /api/v1/market/insurance-pool
 */
export const getApiApiV1MarketInsurancePool = async (args: GetApiApiV1MarketInsurancePoolArgs, options?: GetApiApiV1MarketInsurancePoolOptions) => {
const {baseUrl = "https://api.ekiden.fi", fetch: fetchFn = fetch} = options ?? {}

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

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

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