add getUnconfirmedTransaction

Author: shenyongri110

.gitignore

@@ -9,3 +9,4 @@ yarn-error.log
 .env
 .vscode/
 .idea/
+example/

package.json

@@ -1,6 +1,6 @@
 {
     "name": "tronweb",
-    "version": "2.6.2",
+    "version": "2.6.3",
     "description": "JavaScript SDK that encapsulates the TRON HTTP API",
     "main": "dist/TronWeb.node.js",
     "scripts": {

src/lib/trx.js

@@ -170,11 +170,19 @@ export default class Trx {
         }).catch(err => callback(err));
     }
 
+    getUnconfirmedTransactionInfo(transactionID, callback = false) {
+        return this._getTransactionInfoById(transactionID, {confirmed: false}, callback)
+    }
+
     getTransactionInfo(transactionID, callback = false) {
+        return this._getTransactionInfoById(transactionID, {confirmed: true}, callback)
+    }
+
+    _getTransactionInfoById(transactionID, options, callback = false) {
         if (!callback)
-            return this.injectPromise(this.getTransactionInfo, transactionID);
+            return this.injectPromise(this._getTransactionInfoById, transactionID, options);
 
-        this.tronWeb.solidityNode.request('walletsolidity/gettransactioninfobyid', {
+        this.tronWeb[options.confirmed ? 'solidityNode' : 'fullNode'].request(`wallet${options.confirmed ? 'solidity' : ''}/gettransactioninfobyid`, {
             value: transactionID
         }, 'post').then(transaction => {
             callback(null, transaction);

test/lib/trx.test.js

@@ -1084,7 +1084,7 @@ describe('TronWeb.trx', function () {
         });
 
 
-        describe("#getTransactionInfo", async function () {
+        describe("#getTransactionInfo (Confirmed)", async function () {
 
             const idx = 26;
             let transaction;
@@ -1111,6 +1111,32 @@ describe('TronWeb.trx', function () {
         });
 
 
+        describe("#geUnconfirmedTransactionInfo", async function () {
+
+            const idx = 25;
+            let transaction;
+
+            before(async function(){
+                transaction = await tronWeb.trx.freezeBalance(10e5, 3, 'BANDWIDTH', { privateKey: accounts.pks[idx], address: accounts.hex[idx] });
+                transaction = transaction.transaction;
+                await waitChainData('tx', transaction.txID);
+            });
+
+            it('should get unconfirmed transaction by id', async function () {
+                const tx = await tronWeb.trx.getUnconfirmedTransactionInfo(transaction.txID);
+                assert.equal(tx.id, transaction.txID);
+            });
+
+            it('should throw transaction not found error', async function () {
+                await assertThrow(
+                    tronWeb.trx.getUnconfirmedTransactionInfo('a8813981b1737d9caf7d51b200760a16c9cdbc826fa8de102386af898048cbe5'),
+                    'Transaction not found'
+                );
+            });
+
+        });
+
+
         describe("#getConfirmedTransaction", async function () {
 
             const idx = 26;