import {z} from 'zod'

export type GetApiV1PricingSpotPricesChainNamePoolsContractAddressArgs = {chainName: string, contractAddress: string, 'quote-currency'?: string | undefined};

export type GetApiV1PricingSpotPricesChainNamePoolsContractAddressOptions = {baseUrl?: string | undefined, bearerAuth?: string | undefined, fetch?: typeof fetch | undefined};

export const getApiV1PricingSpotPricesChainNamePoolsContractAddressResponse = z.object({updated_at: z.string().optional(), pool_address: z.string().optional(), token_0_address: z.string().optional(), token_0_name: z.string().optional(), token_0_ticker: z.string().optional(), token_0_price: z.string().optional(), token_0_price_24h: z.string().optional(), token_0_price_quote: z.string().optional(), token_0_price_24h_quote: z.string().optional(), token_1_address: z.string().optional(), token_1_name: z.string().optional(), token_1_ticker: z.string().optional(), token_1_price: z.string().optional(), token_1_price_24h: z.string().optional(), token_1_price_quote: z.string().optional(), token_1_price_24h_quote: z.string().optional(), quote_currency: z.string().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
};

/**
 * Get the spot token pair prices for a specified pool contract address. Supports pools on Uniswap V2, V3 and their forks. 
 * 
 * GET /v1/pricing/spot_prices/{chainName}/pools/{contractAddress}/
 */
export const getApiV1PricingSpotPricesChainNamePoolsContractAddress = async (args: GetApiV1PricingSpotPricesChainNamePoolsContractAddressArgs, options?: GetApiV1PricingSpotPricesChainNamePoolsContractAddressOptions) => {
const {baseUrl = "https://api.covalenthq.com", fetch: fetchFn = fetch, bearerAuth} = options ?? {}

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

if (args['quote-currency'] != null) query.append("quote-currency", String(args['quote-currency']))
if (bearerAuth !== undefined) headers.set('authorization', `Bearer ${bearerAuth}`)

const url = `${baseUrl.replace(/\/+$/, '')}/v1/pricing/spot_prices/${encodeURIComponent(String(args.chainName))}/pools/${encodeURIComponent(String(args.contractAddress))}/${query.size > 0 ? `?${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(getApiV1PricingSpotPricesChainNamePoolsContractAddressResponse, await res.json())
};