init

src/tools/mint_nft.ts

@@ -0,0 +1,63 @@
+import { SolanaAgentKit } from "../index";
+import { generateSigner } from '@metaplex-foundation/umi';
+import { create } from '@metaplex-foundation/mpl-core';
+import { fetchCollection } from '@metaplex-foundation/mpl-core';
+import { PublicKey } from "@solana/web3.js";
+import { fromWeb3JsPublicKey, toWeb3JsPublicKey } from "@metaplex-foundation/umi-web3js-adapters";
+import { createUmi } from '@metaplex-foundation/umi-bundle-defaults';
+import { MintCollectionNFTResponse } from '../types';
+
+/**
+ * Mint a new NFT as part of an existing collection
+ * @param agent SolanaAgentKit instance
+ * @param collectionMint Address of the collection's master NFT
+ * @param metadata NFT metadata object
+ * @param recipient Optional recipient address (defaults to wallet address)
+ * @returns Object containing NFT mint address and token account
+ */
+export async function mintCollectionNFT(
+  agent: SolanaAgentKit,
+  collectionMint: PublicKey,
+  metadata: {
+    name: string;
+    symbol: string;
+    uri: string;
+    sellerFeeBasisPoints?: number;
+    creators?: Array<{
+      address: string;
+      share: number;
+    }>;
+  },
+  recipient?: PublicKey
+): Promise<MintCollectionNFTResponse> {
+  try {
+    // Create UMI instance from agent
+    const umi = createUmi(agent.connection)
+
+    // Convert collection mint to UMI format
+    const umiCollectionMint = fromWeb3JsPublicKey(collectionMint);
+    
+    // Fetch the existing collection
+    const collection = await fetchCollection(umi, umiCollectionMint);
+
+    // Generate a new signer for the NFT
+    const assetSigner = generateSigner(umi);
+
+    // Create the NFT in the collection
+    await create(umi, {
+      asset: assetSigner,
+      collection: collection,
+      name: metadata.name,
+      uri: metadata.uri, 
+      owner: fromWeb3JsPublicKey(recipient!)
+    }).sendAndConfirm(umi);
+
+    return {
+      mint: toWeb3JsPublicKey(assetSigner.publicKey),
+      // Note: Token account is now handled automatically by the create instruction
+      metadata: toWeb3JsPublicKey(assetSigner.publicKey)
+    };
+  } catch (error: any) {
+    throw new Error(`Collection NFT minting failed: ${error.message}`);
+  }
+}