import {z} from 'zod'

export type GetApiPnlWalletArgs = {wallet: string, showHistoricPnL?: boolean | undefined, holdingCheck?: boolean | undefined, hideDetails?: boolean | undefined};

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

export const tokenPnLResponse = z.object({holding: z.number().optional(), held: z.number().optional(), sold: z.number().optional(), sold_usd: z.number().optional(), realized: z.number().optional(), unrealized: z.number().optional(), total: z.number().optional(), total_sold: z.number().optional(), total_invested: z.number().optional(), average_buy_amount: z.number().optional(), current_value: z.number().optional(), cost_basis: z.number().optional(), first_buy_time: z.number().int().optional(), last_buy_time: z.number().int().optional(), last_sell_time: z.number().int().optional(), last_trade_time: z.number().int().optional(), buy_transactions: z.number().int().optional(), sell_transactions: z.number().int().optional(), total_transactions: z.number().int().optional()});

export const pnLSummary = z.object({realized: z.number().optional(), unrealized: z.number().optional(), total: z.number().optional(), totalInvested: z.number().optional(), averageBuyAmount: z.number().optional(), totalWins: z.number().int().optional(), totalLosses: z.number().int().optional(), winPercentage: z.number().optional(), lossPercentage: z.number().optional()});

export const walletPnLResponse = z.object({tokens: z.record(z.string(), tokenPnLResponse).optional(), summary: pnLSummary.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
};

/**
 * Deprecated: Get Wallet PnL
 * 
 * GET /pnl/{wallet}
 */
export const getApiPnlWallet = async (args: GetApiPnlWalletArgs, options?: GetApiPnlWalletOptions) => {
const {baseUrl = "https://data.solanatracker.io", fetch: fetchFn = fetch, apiKey} = options ?? {}

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

if (args.showHistoricPnL != null) query.append("showHistoricPnL", String(args.showHistoricPnL))
if (args.holdingCheck != null) query.append("holdingCheck", String(args.holdingCheck))
if (args.hideDetails != null) query.append("hideDetails", String(args.hideDetails))
if (apiKey !== undefined) headers.set("x-api-key", apiKey)

const url = `${baseUrl.replace(/\/+$/, '')}/pnl/${encodeURIComponent(String(args.wallet))}${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(walletPnLResponse, await res.json())
};