set fee if txp successfully created

lib/model/txproposal.js

@@ -33,6 +33,7 @@ TxProposal.create = function(opts) {
   x.status = 'pending';
   x.actions = [];
   x.outputOrder = _.shuffle(_.range(2));
+  x.fee = null;
 
   return x;
 };
@@ -60,6 +61,7 @@ TxProposal.fromObj = function(obj) {
     return TxProposalAction.fromObj(action);
   });
   x.outputOrder = obj.outputOrder;
+  x.fee = obj.fee;
 
   return x;
 };

lib/server.js

@@ -505,6 +505,7 @@ WalletService.prototype._selectTxInputs = function(txp, cb) {
           txp.inputs = selected;
           bitcoreTx = txp.getBitcoreTx();
           txp.inputPaths = _.pluck(txp.inputs, 'path');
+          txp.fee = bitcoreTx.getFee();
           return cb();
         } catch (ex) {
           if (ex.name != 'bitcore.ErrorTransactionFeeError') {
@@ -574,7 +575,6 @@ WalletService.prototype.createTx = function(opts, cb) {
         requiredRejections: Math.min(wallet.m, wallet.n - wallet.m + 1),
       });
 
-
       self._selectTxInputs(txp, function(err) {
         if (err) return cb(err);
 

test/integration/server.js

@@ -803,6 +803,8 @@ describe('Copay server', function() {
           tx.message.should.equal('some message');
           tx.isAccepted().should.equal.false;
           tx.isRejected().should.equal.false;
+          tx.amount.should.equal(helpers.toSatoshi(80));
+          tx.fee.should.equal(Bitcore.Transaction.FEE_PER_KB);
           server.getPendingTxs({}, function(err, txs) {
             should.not.exist(err);
             txs.length.should.equal(1);