Start the refactor

lib/protocol/api/send.js

@@ -0,0 +1,37 @@
+'use strict';
+
+var _transferExchange;
+var _api;
+var _config;
+var _conString = process.env.DATABASE_URL || 'postgres://lamassu:lamassu@localhost/lamassu';
+var _db = require('../db/postgresql_interface').factory(_conString);
+
+exports.init = function(config, api, transferExchange) {
+  _api = api;
+  _config = config;
+  _transferExchange = transferExchange;
+};
+
+exports.setDomain = function(domain) {
+  _transferExchange.setDomain(domain);
+};
+
+exports.sendBitcoins = function sendBitcoins(deviceFingerprint, tx, cb) {
+  _db.summonTransaction(deviceFingerprint, tx, function (err, isNew, txHash) {
+    if (err) return cb(err);
+    if (isNew) return _transferExchange.sendBitcoins(tx.toAddress, tx.satoshis, 
+          _config.settings.transactionFee, function(err, txHash) {
+        if (err) {
+          _db.reportTransactionError(tx, err);
+          return cb(err);
+        }
+        cb(null, txHash);
+        _db.completeTransaction(tx, txHash);
+        _api.triggerBalance();
+      });
+
+    // transaction exists, but txHash might be null, 
+    // in which case ATM should continue polling  
+    cb(null, txHash);
+  });  
+};