import {z} from 'zod'

export type GetApiTradesArgs = {address?: string | undefined, symbol?: string | undefined, marketAddress?: string | undefined, since?: number | undefined, until?: number | undefined, actions?: Array<string> | undefined, limit?: number | undefined, cursor?: string | undefined};

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

export const tradeResponse = z.object({reasonBytes: z.string().optional(), reason: z.string().optional(), numberOfParts: z.number().optional(), twapGroupId: z.string().optional(), srcChainId: z.number().optional(), decreasePositionSwapType: z.string().optional(), proportionalPendingImpactUsd: z.string().optional(), collateralTotalCostAmount: z.string().optional(), swapImpactUsd: z.string().optional(), executionAmountOut: z.string().optional(), totalImpactUsd: z.string().optional(), liquidationFeeAmount: z.string().optional(), swapFeeUsd: z.string().optional(), fundingFeeAmount: z.string().optional(), borrowingFeeAmount: z.string().optional(), traderDiscountAmount: z.string().optional(), positionFeeAmount: z.string().optional(), priceImpactDiffUsd: z.string().optional(), priceImpactUsd: z.string().optional(), basePnlUsd: z.string().optional(), pnlUsd: z.string().optional(), minOutputAmount: z.string().optional(), collateralTokenPriceMax: z.string().optional(), collateralTokenPriceMin: z.string().optional(), indexTokenPriceMax: z.string().optional(), indexTokenPriceMin: z.string().optional(), executionPrice: z.string().optional(), triggerPrice: z.string().optional(), acceptablePrice: z.string().optional(), sizeDeltaInTokens: z.string().optional(), sizeDeltaUsd: z.string().optional(), isLong: z.boolean().optional(), marketAddress: z.string().optional(), shouldUnwrapNativeToken: z.boolean().optional(), initialCollateralDeltaAmount: z.string(), initialCollateralTokenAddress: z.string(), swapPath: z.array(z.string()), transactionHash: z.string(), timestamp: z.number(), orderKey: z.string(), orderType: z.number(), account: z.string(), eventName: z.string(), id: z.string()});

export const tradesListResponse = z.object({hasMore: z.boolean(), nextCursor: z.string().nullable(), trades: z.array(tradeResponse)});

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 /trades
 */
export const getApiTrades = async (args: GetApiTradesArgs, options?: GetApiTradesOptions) => {
const {baseUrl = "https://arbitrum.gmxapi.io/v1", fetch: fetchFn = fetch} = options ?? {}

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

if (args.address != null) query.append("address", String(args.address))
if (args.symbol != null) query.append("symbol", String(args.symbol))
if (args.marketAddress != null) query.append("marketAddress", String(args.marketAddress))
if (args.since != null) query.append("since", String(args.since))
if (args.until != null) query.append("until", String(args.until))
for (const item of args.actions ?? []) query.append("actions", String(item))
if (args.limit != null) query.append("limit", String(args.limit))
if (args.cursor != null) query.append("cursor", String(args.cursor))

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