unify config, add postgres decimal fix

models/db.js

@@ -6,50 +6,28 @@ function sequel_log(a,b,c) {
 }
 
 const Sequelize = require('sequelize');
-let sequelize;
-
-if(config.has('storage_type') && config.get('storage_type') === 'postgres') {
-  console.log('connecting to postgres');
-  sequelize = new Sequelize(
-    config.get('storage_postgres_database'), 
-    config.get('storage_postgres_username'), 
-    config.get('storage_postgres_password'), 
-    {
-      host: config.get('storage_postgres_host'),
-      dialect: 'postgres',
-      pool: {
-        max: 5,
-        min: 0,
-        acquire: 30000,
-        idle: 10000
-      },
-      logging: sequel_log,
-      // http://docs.sequelizejs.com/manual/tutorial/querying.html#operators
-      operatorsAliases: false
-    }
-  );
-  
-} else {
-  console.log('connecting to sqlite');
-  sequelize = new Sequelize('database', 'username', 'password', {
-    host: 'localhost',
-    dialect: 'sqlite',
-  
+const sequelize = new Sequelize(
+  config.get('storage_database'),
+  config.get('storage_username'),
+  config.get('storage_password'),
+  {
+    host: config.get('storage_host'),
+    dialect: config.get('storage_dialect'),
     pool: {
       max: 5,
       min: 0,
       acquire: 30000,
       idle: 10000
     },
-  
-    // SQLite only
-    storage: config.get('storage_local_db'),
     logging: sequel_log,
-  
     // http://docs.sequelizejs.com/manual/tutorial/querying.html#operators
-    operatorsAliases: false
-  });
-}
+    operatorsAliases: false,
+    // SQLite only
+    storage: config.get('storage_local_db')
+  }
+);
+// https://github.com/sequelize/sequelize/issues/8019#issuecomment-384316346
+Sequelize.postgres.DECIMAL.parse = function (value) { return parseFloat(value); };
 
 var User;
 var Session;