import { Commitment, Connection, PublicKey } from "@solana/web3.js";
import { GetStructureSchema, MARKET_STATE_LAYOUT_V3, publicKey, struct } from "@raydium-io/raydium-sdk";

export const MINIMAL_MARKET_STATE_LAYOUT_V3 = struct([publicKey("eventQueue"), publicKey("bids"), publicKey("asks")]);
export type MinimalMarketStateLayoutV3 = typeof MINIMAL_MARKET_STATE_LAYOUT_V3;
export type MinimalMarketLayoutV3 = GetStructureSchema<MinimalMarketStateLayoutV3>;

export async function getMinimalMarketV3(
	connection: Connection,
	marketId: PublicKey,
	commitment?: Commitment,
): Promise<MinimalMarketLayoutV3> {
	const marketInfo = await connection.getAccountInfo(marketId, {
		commitment,
		dataSlice: {
			offset: MARKET_STATE_LAYOUT_V3.offsetOf("eventQueue"),
			length: 32 * 3,
		},
	});

	return MINIMAL_MARKET_STATE_LAYOUT_V3.decode(marketInfo!.data);
}