import {z} from 'zod'

export type GetApiPublicAddressSwapArgs = {address: string, fromChain?: string | undefined, fromToken?: string | undefined, fromTokenAmount?: string | undefined, fromTokenAmountUsd?: string | undefined, toChain?: string | undefined, toToken?: string | undefined, toWalletAddress?: string | undefined};

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

export const swapQuote = z.object({integration: z.string().optional(), type: z.string().optional(), bridgeFee: z.string().optional(), bridgeFeeInNativeToken: z.string().optional(), amount: z.string().optional(), decimals: z.number().optional(), amountUSD: z.string().optional(), bridgeFeeUSD: z.string().optional(), bridgeFeeInNativeTokenUSD: z.string().optional(), priceImpact: z.string().optional()});

export const swapRoute = z.object({bridge: z.string().optional()});

export const swapRouteQuote = z.object({duration: z.number().optional(), gas: z.string().optional(), quote: swapQuote.optional(), route: z.array(swapRoute).optional(), gasUsd: z.string().optional()});

export const getApiPublicAddressSwapResponse = z.array(swapRouteQuote);

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
};

/**
 * Retrieves swap quotes
 * 
 * GET /public/{address}/swap
 */
export const getApiPublicAddressSwap = async (args: GetApiPublicAddressSwapArgs, options?: GetApiPublicAddressSwapOptions) => {
const {baseUrl = "https://api.unstoppabledomains.com/profile", fetch: fetchFn = fetch} = options ?? {}

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

if (args.fromChain != null) query.append("fromChain", String(args.fromChain))
if (args.fromToken != null) query.append("fromToken", String(args.fromToken))
if (args.fromTokenAmount != null) query.append("fromTokenAmount", String(args.fromTokenAmount))
if (args.fromTokenAmountUsd != null) query.append("fromTokenAmountUsd", String(args.fromTokenAmountUsd))
if (args.toChain != null) query.append("toChain", String(args.toChain))
if (args.toToken != null) query.append("toToken", String(args.toToken))
if (args.toWalletAddress != null) query.append("toWalletAddress", String(args.toWalletAddress))

const url = `${baseUrl.replace(/\/+$/, '')}/public/${encodeURIComponent(String(args.address))}/swap${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(getApiPublicAddressSwapResponse, await res.json())
};