import {z} from 'zod'

export type ChainName = string;

export type GetApiV1ChainsChainNameStacksArgs = {chain_name: ChainName, stack_id: Array<string>};

export type GetApiV1ChainsChainNameStacksOptions = {baseUrl?: string | undefined, fetch?: typeof fetch | undefined};

export const chain = z.object({id: z.string(), name: z.string()});

export const marketplaceContractType = z.enum(["ERC721", "ERC1155"]);

export const nFTMetadataAttribute = z.object({display_type: z.enum(["number", "boost_percentage", "boost_number", "date"]).nullable().optional(), trait_type: z.string(), value: z.union([z.string(), z.number(), z.boolean()])});

export const stack = z.object({stack_id: z.string(), chain: chain, contract_address: z.string(), contract_type: marketplaceContractType, created_at: z.string(), updated_at: z.string(), name: z.string().nullable(), description: z.string().nullable(), image: z.string().nullable(), external_url: z.string().nullable(), animation_url: z.string().nullable(), youtube_url: z.string().nullable(), attributes: z.array(nFTMetadataAttribute).nullable()});

export const marketPriceNativeToken = z.object({type: z.literal("NATIVE"), symbol: z.string().nullable()});

export const marketPriceERC20Token = z.object({type: z.literal("ERC20"), contract_address: z.string(), symbol: z.string().nullable(), decimals: z.number().int().nullable()});

export const paymentAmount = z.string();

export const marketPriceFees = z.object({amount: z.string(), type: z.enum(["ROYALTY", "MAKER_ECOSYSTEM", "TAKER_ECOSYSTEM", "PROTOCOL"]), recipient_address: z.string()});

export const convertedPrices = z.record(z.string(), z.string()).nullable();

export const marketPriceDetails = z.object({token: z.discriminatedUnion("type", [marketPriceNativeToken, marketPriceERC20Token]), amount: paymentAmount, fee_inclusive_amount: paymentAmount, fees: z.array(marketPriceFees), converted_prices: convertedPrices});

export const listing = z.object({listing_id: z.string(), price_details: marketPriceDetails, token_id: z.string(), contract_address: z.string(), creator: z.string(), amount: z.string()});

export const bid = z.object({bid_id: z.string(), price_details: marketPriceDetails, token_id: z.string().nullable(), contract_address: z.string(), creator: z.string(), amount: z.string()});

export const lastTrade = z.object({trade_id: z.string(), contract_address: z.string(), token_id: z.string(), price_details: z.array(marketPriceDetails), amount: z.string(), created_at: z.string()}).nullable();

export const market = z.object({floor_listing: listing.nullable(), top_bid: bid.nullable(), last_trade: lastTrade});

export const stackBundle = z.object({stack: stack, stack_count: z.number().int(), market: market.nullable(), listings: z.array(listing), bids: z.array(bid)});

export const getApiV1ChainsChainNameStacksResponse = z.array(stackBundle);

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
};

/**
 * List NFT stack bundles by stack_id. Response will include Market, Listings & Stack Count information for each stack
 * 
 * GET /v1/chains/{chain_name}/stacks
 */
export const getApiV1ChainsChainNameStacks = async (args: GetApiV1ChainsChainNameStacksArgs, options?: GetApiV1ChainsChainNameStacksOptions) => {
const {baseUrl = "https://api.sandbox.immutable.com", fetch: fetchFn = fetch} = options ?? {}

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

for (const item of args.stack_id ?? []) query.append("stack_id", String(item))

const url = `${baseUrl.replace(/\/+$/, '')}/v1/chains/${encodeURIComponent(String(args.chain_name))}/stacks${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(getApiV1ChainsChainNameStacksResponse, await res.json())
};