! fixed bug in transaction syncing

modules/database.js

@@ -14,12 +14,8 @@ db.ensureIndex({ fieldName: 'block' }, function (err) {
 });
   
 ipcMain.on('storeTransaction', (event, arg) => {
-  db.find({ block: arg.block, fromaddr: arg.fromaddr, toaddr: arg.toaddr }, function (err, docs) {
-    if (docs.length == 0) {
-      db.insert(arg, function (err, newDoc) {
-        // do nothing
-      });
-    }
+  db.update({ block: arg.block, fromaddr: arg.fromaddr, toaddr: arg.toaddr }, arg, { upsert: true }, function (err, numReplaced, upsert) {
+    // do nothing for now
   });
 });
   

renderer/transactions.js

@@ -19,7 +19,7 @@ class Transactions {
             SyncProgress.setText(vsprintf("Syncing address transactions %d/%d, please wait...", [counter, addressList.length]));
 
             var startBlock = parseInt(counters.transactions) || 0;
-            var params = vsprintf('?address=%s&fromBlock=%d&toBlock=%d', [addressList[counter], startBlock, lastBlock]);
+            var params = vsprintf('?address=%s&fromBlock=%d&toBlock=%d', [addressList[counter].toLowerCase(), startBlock, lastBlock]);
             
             $.getJSON("https://richlist.ether1.org/transactions_list.php" + params,  function( result ) {
                 result.data.forEach(element => {
@@ -33,18 +33,18 @@ class Transactions {
                     ipcRenderer.send('storeTransaction', Transaction);
                 });
         
-                // update the counter and store it back to file system
-                counters.transactions = lastBlock;
-                ipcRenderer.sendSync('setJSONFile', 
-                { 
-                    file: 'counters.json',
-                    data: counters
-                });
-
                 // call the transaction sync for the next address
                 EthoTransactions.syncTransactionsForSingleAddress(addressList, counters, lastBlock, counter + 1);
             });  
         } else {
+            // update the counter and store it back to file system
+            counters.transactions = lastBlock;
+            ipcRenderer.sendSync('setJSONFile', 
+            { 
+                file: 'counters.json',
+                data: counters
+            });
+
             SyncProgress.setText("Syncing transactions is complete.");
             EthoTransactions.setIsSyncing(false);
         }