From 980deaf70e4e0ba906d0af534aebc839015f0581 Mon Sep 17 00:00:00 2001
From: vlad <vlad@drivergrp.com>
Date: Sat, 16 Jul 2016 02:43:54 -0400
Subject: Dependency injection through constructor parameters + bug fixes

---
 src/main/scala/com/drivergrp/core/database.scala | 43 +++++++++++-------------
 1 file changed, 19 insertions(+), 24 deletions(-)

(limited to 'src/main/scala/com/drivergrp/core/database.scala')

diff --git a/src/main/scala/com/drivergrp/core/database.scala b/src/main/scala/com/drivergrp/core/database.scala
index 5eb9d28..f39512c 100644
--- a/src/main/scala/com/drivergrp/core/database.scala
+++ b/src/main/scala/com/drivergrp/core/database.scala
@@ -1,45 +1,40 @@
 package com.drivergrp.core
 
 import com.drivergrp.core.id.{Id, Name}
-
 import scala.concurrent.Future
+import slick.backend.DatabaseConfig
+import slick.driver.JdbcProfile
 
 
 object database {
 
-  import slick.backend.DatabaseConfig
-  import slick.driver.JdbcProfile
-
-
-  trait DatabaseModule {
+  trait Database {
     val profile: JdbcProfile
     val database: JdbcProfile#Backend#Database
-  }
 
-  trait ConfigDatabaseModule extends DatabaseModule {
+    import profile.api._
+
+    implicit def idColumnType[T] =
+      MappedColumnType.base[Id[T], Long]({ id => id: Long }, { id => Id[T](id) })
+
+    implicit def nameColumnType[T] =
+      MappedColumnType.base[Name[T], String]({ name => name: String }, { name => Name[T](name) })
+  }
 
-    protected def databaseConfigKey: String
+  object Database {
 
-    private val dbConfig: DatabaseConfig[JdbcProfile] = DatabaseConfig.forConfig(databaseConfigKey)
+    def fromConfig(databaseName: String): Database = {
+      val dbConfig: DatabaseConfig[JdbcProfile] = DatabaseConfig.forConfig(databaseName)
 
-    val profile: JdbcProfile = dbConfig.driver
-    val database: JdbcProfile#Backend#Database = dbConfig.db
+      new Database {
+        val profile: JdbcProfile = dbConfig.driver
+        val database: JdbcProfile#Backend#Database = dbConfig.db
+      }
+    }
   }
 
   trait DatabaseObject {
     def createTables(): Future[Unit]
     def disconnect(): Unit
   }
-
-  trait IdColumnTypes {
-    this: DatabaseModule =>
-
-    import profile.api._
-
-    implicit def idColumnType[T] =
-      MappedColumnType.base[Id[T], Long]({ id => id: Long }, { id => Id[T](id) })
-
-    implicit def nameColumnType[T] =
-      MappedColumnType.base[Name[T], String]({ name => name: String }, { name => Name[T](name) })
-  }
 }
-- 
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