Initial commit with standard lib, might be used a example of cake

1 files changed, 45 insertions, 0 deletions

diff --git a/src/main/scala/com/drivergrp/core/database.scala b/src/main/scala/com/drivergrp/core/database.scala
new file mode 100644
index 0000000..5eb9d28
--- /dev/null
+++ b/src/main/scala/com/drivergrp/core/database.scala
@@ -0,0 +1,45 @@
+package com.drivergrp.core
+
+import com.drivergrp.core.id.{Id, Name}
+
+import scala.concurrent.Future
+
+
+object database {
+
+  import slick.backend.DatabaseConfig
+  import slick.driver.JdbcProfile
+
+
+  trait DatabaseModule {
+    val profile: JdbcProfile
+    val database: JdbcProfile#Backend#Database
+  }
+
+  trait ConfigDatabaseModule extends DatabaseModule {
+
+    protected def databaseConfigKey: String
+
+    private val dbConfig: DatabaseConfig[JdbcProfile] = DatabaseConfig.forConfig(databaseConfigKey)
+
+    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) })
+  }
+}