feat: Add functions to create Meteora pools + alpha vault

src/tools/create_meteora_dlmm_pool.ts

@@ -0,0 +1,71 @@
+import { SolanaAgentKit } from "../agent";
+import { BN } from "bn.js";
+import { PublicKey, sendAndConfirmTransaction } from "@solana/web3.js";
+import DLMM, { ActivationType } from "@meteora-ag/dlmm";
+import { getMint } from "@solana/spl-token";
+
+/**
+ * Create Meteora DLMM pool
+ * @param agent SolanaAgentKit instance
+ * @param binStep DLMM pool bin step
+ * @param tokenAMint Token A mint
+ * @param tokenBMint Token B mint
+ * @param initialPrice Initial pool price in ratio tokenA / tokenB
+ * @param priceRoundingUp Whether to rounding up the initial pool price
+ * @param feeBps Pool trading fee in BPS
+ * @param activationType Pool activation type (ActivationType.Timestamp or ActivationType.Slot)
+ * @param hasAlphaVault Whether the pool has Meteora alpha vault or not
+ * @param activationPoint Activation point depending on activation type, or null if pool doesn't have an activation point
+ * @returns Transaction signature
+ */
+export async function createMeteoraDlmmPool(
+  agent: SolanaAgentKit,
+  binStep: number,
+  tokenAMint: PublicKey,
+  tokenBMint: PublicKey,
+  initialPrice: number,
+  priceRoundingUp: boolean,
+  feeBps: number,
+  activationType: ActivationType,
+  hasAlphaVault: boolean,
+  activationPoint: BN | null
+): Promise<string> {
+  const tokenAMintInfo = await getMint(agent.connection, tokenAMint);
+  const tokenBMintInfo = await getMint(agent.connection, tokenBMint);
+
+  const initPrice = DLMM.getPricePerLamport(
+    tokenAMintInfo.decimals,
+    tokenBMintInfo.decimals,
+    initialPrice,
+  );
+
+  const activateBinId = DLMM.getBinIdFromPrice(
+    initialPrice,
+    binStep,
+    !priceRoundingUp,
+  );
+
+  const initPoolTx = await DLMM.createCustomizablePermissionlessLbPair(
+    agent.connection,
+    new BN(binStep),
+    tokenAMint,
+    tokenBMint,
+    new BN(activateBinId.toString()),
+    new BN(feeBps),
+    activationType,
+    hasAlphaVault,
+    agent.wallet_address,
+    activationPoint
+  )
+
+  const initPoolTxHash = await sendAndConfirmTransaction(
+    agent.connection,
+    initPoolTx,
+    [agent.wallet],
+  ).catch((err) => {
+    console.error(err);
+    throw err;
+  });
+
+  return initPoolTxHash;
+}