now checks balances on bridge before allowing burn...

package.json

@@ -2,7 +2,7 @@
   "name": "FedoraGoldWallet",
   "productName": "FedoraGoldWallet",
   "description": "FedoraGold (FED) GUI Wallet",
-  "version": "v3.6.8",
+  "version": "v3.6.9",
   "homepage": "https://github.com/jojapoppa/fedoragold-wallet-electron",
   "repository": "https://github.com/jojapoppa/fedoragold-wallet-electron",
   "main": "main.js",
@@ -64,6 +64,7 @@
     "ip2int": "^1.0.1",
     "is-running": "^2.1.0",
     "keypair": "^1.0.3",
+    "moralis": "^1.5.9",
     "navigator": "^1.0.1",
     "node-forge": "^0.10.0",
     "node-sessionstorage": "^1.0.0",
@@ -87,7 +88,7 @@
     "ts-socks": "^0.9.3",
     "typescript": "^4.3.2",
     "util": "^0.12.3",
-    "web3": "^1.6.0",
+    "web3": "^1.7.1",
     "web3-provider-engine": "^16.0.3"
   },
   "build": {

src/js/wsui_main.js

@@ -14,6 +14,7 @@ const log = require('electron-log');
 const randomBytes = require('randombytes');
 const writeCSV = require('@danieldsf/csv-utils').writeCSV;
 const get = require('simple-get');
+const https = require('https');
 
 const { setIntervalAsync } = require('set-interval-async/dynamic');
 const { clearIntervalAsync } = require('set-interval-async')
@@ -2232,6 +2233,42 @@ function handleSendTransfer(){
       return tpl;
     }
 
+    function testBalance(addr, token, bERC20) {
+
+      const options = {
+          json: true,
+          headers: {'X-API-Key': '7l1H2MmLem33aWPqN6Vl3odVAPfRtTnnmGBPLrdjIe7nijCWF9Vboe3sTrioOl2l'}
+        }
+
+      return new Promise((resolve, reject) => {
+
+        let path = "/balance";
+        if (bERC20) path = "/erc20"
+
+        let url = 'https://deep-index.moralis.io/api/v2/'+addr+path+'?chain=polygon';
+        if (token.length > 0) url = url+'&token_addresses='+token;
+
+        const req = https.get(url, options, res => {
+          log.warn("testERC20Balance page statusCode: "+res.statusCode);
+
+          res.on('data', (datum) => {
+            log.warn("datum: "+datum);
+            let dat = JSON.parse(datum);
+            let theBalance = '';
+            if (token.length > 0) theBalance = dat[0].balance;
+            else theBalance = dat.balance;
+            let bal = parseFloat(theBalance) / 1000000000000000000;
+            log.warn("balance data: "+bal);
+            resolve(bal);
+          });
+
+        }).on('error', error => {
+          alert("chainLink bridge is down, please try again later: "+error);
+          reject(0);
+        });
+      });
+    }
+
     function testRebalanceBridge() {
       let url = "https://fedgoldwebservice.herokuapp.com/getapprovedfedamount?signature=NKtesZMBK4SEajCw566    vPC9ccvjkNbuS3i6DBS4MHWPtSHKLjUYtaAci4SaUXEjCGSdfLSSixvMmy3G316XmJytB2niSsWuXCqw2vE1Be2UcqTGJ3vhukQD3GFYVCR    dmmyv72LfqYSK&transaction_id=b548de48476102c4a26138af78bccc4f89a1a4f8ae4ee85b4ef11ec98a4ad120";
       return new Promise((resolve, reject) => {
@@ -2366,14 +2403,36 @@ function handleSendTransfer(){
         let waladdr = wsession.get('loadedWalletAddress');
 
         if (bTokenIssuance) {
-          log.warn("test Rebalance Bridge..");
+          //log.warn("test Rebalance Bridge app..");
           testRebalanceBridge().then((httpresult) => {
-            //alert("httpresult: "+httpresult);
             if (httpresult.indexOf("200000000") > -1) {
-              sendTx(useMixin, tx, waladdr, recipientAddress, paymentId);
+
+              //log.warn("test LINK balance now...");
+              let linkBridgeAddress = '0x0a31078cD57d23bf9e8e8F1BA78356ca2090569E';
+              let linkToken = '0xb0897686c545045afc77cf20ec7a532e3120e0f1';
+              testBalance(linkBridgeAddress, linkToken, true).then((balanceresult) => {
+                //log.warn("LINK balance: "+balanceresult);
+                if (balanceresult >= .5) {
+                  //log.warn("test MATIC balance now...");
+                  let maticBridgeAddress = '0x9693acf64c53fC597450107A93821C2F24496D65';
+                  testBalance(maticBridgeAddress, '', false).then((balresult) => {
+                    //log.warn("MATIC balance: "+balresult);
+                    if (balresult >= 10) {
+                      //log.warn("There is sufficient gas ready... sendTx now... go for it");
+                      sendTx(useMixin, tx, waladdr, recipientAddress, paymentId);
+                    }
+                  }).catch((err) => {
+                   let bMsg = "Bridge gas balance is too low.  Please try again later: "+err;
+                   alert(bMsg);
+                  });
+                }
+              }).catch((err) => {
+                let bMsg = "Bridge gas balance is too low.  Please try again later: "+err;
+                alert(bMsg);
+              });
             }
           }).catch((err) => {
-            let sEMsg = "Rebalance Bridge is down.  Please try again later.";
+            let sEMsg = "Rebalance Bridge is down.  Please try again later: "+err;
             alert(sEMsg);
           });
         } else {