Merge pull request #7 from elsoul/feature

add getSolTransferDetails

.gitignore

@@ -46,4 +46,5 @@ firebase-debug.log
 /apps/
 keyfile.json
 
-/functions/
+/functions/
+/data/

.node-version

@@ -1 +1 @@
-20.3.1
+20.10.0

src/index.ts

@@ -13,7 +13,7 @@ export { delegateStake } from './lib/delegateStake'
 export { getAllStakeRewardsByPubkey } from './lib/getAllStakeRewardsByPubkey'
 export { getCurrentEpoch } from './lib/getCurrentEpoch'
 export { createStakeAccount } from './lib/createStakeAccount'
-export { getTokenTransferDetails } from './lib/getTokenTransferDetails'
+export { getSolTransferDetails } from './lib/getSolTransferDetails'
 export { getSPLTransferHistory } from './lib/getSPLTransferHistory'
 export type * from './solanaUtilsTypes'
 export { MAGIC_EDEN_ADDRESS } from './lib/getMagicEdenOwner'

src/lib/getSPLTransferHistory.ts

@@ -1,4 +1,6 @@
 import { Connection, PublicKey, ConfirmedSignatureInfo } from '@solana/web3.js'
+import { writeFileSync } from 'fs'
+import { exit } from 'process'
 
 /**
  * Fetches the SPL Transfer history for a given wallet address.

src/lib/getSolTransferDetails.ts

@@ -0,0 +1,45 @@
+import { Connection, TransactionSignature } from '@solana/web3.js'
+import {
+  SPLTransferHistoryResponse,
+  SolTransferDetailsResponse,
+  SolanaTransaction,
+  TokenExchange,
+} from '..'
+
+/**
+ * Fetches the details of a transaction, specifically the token transfer details.
+ *
+ * @param rpcUrl - The URL of the Solana RPC endpoint.
+ * @param signature - The transaction signature.
+ * @returns {Promise<SolTransferDetailsResponse>} - A promise that resolves with the token transfer details.
+ *
+ * @example
+ * ```typescript
+ * const rpcUrl = 'https://api.mainnet-beta.solana.com';
+ * const signature = '5verv...'; // Example transaction signature
+ *
+ * const transferDetails = await getTokenTransferDetails(rpcUrl, signature);
+ * console.log(transferDetails);
+ * ```
+ */
+export const getSolTransferDetails = async (
+  rpcUrl: string,
+  signature: TransactionSignature,
+) => {
+  try {
+    const connection = new Connection(rpcUrl)
+
+    const transactionDetails = (await connection.getParsedTransaction(
+      signature,
+    )) as unknown as SolanaTransaction
+
+    const tokenTransferDetails =
+      transactionDetails.transaction.message.instructions.find(
+        (instruction) => instruction?.parsed?.type === 'transfer',
+      )?.parsed?.info
+
+    return tokenTransferDetails as SolTransferDetailsResponse
+  } catch (error) {
+    throw new Error(`getSolTransferDetails: ${error}`)
+  }
+}

src/solanaUtilsTypes.ts

@@ -286,3 +286,18 @@ export type TokenExchange = {
   token2: string
   token2Amount: number
 }
+
+export type SPLTransferHistoryResponse = {
+  blockTime: number
+  confirmationStatus: string
+  err: null | any
+  memo: null | string
+  signature: string
+  slot: number
+}
+
+export type SolTransferDetailsResponse = {
+  destination: string
+  lamports: number
+  source: string
+}