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authorStewart Stewart <stewinsalot@gmail.com>2016-12-16 21:04:50 -0500
committerStewart Stewart <stewinsalot@gmail.com>2016-12-16 21:11:32 -0500
commit9bf738070a6588cd731adef5173f586fa52611c8 (patch)
tree7efdbd339395beef447a91a2fc1127b4dfebed24
parentf20f755f689978e1fb7f0b454a871feb4d142101 (diff)
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Extract Dal traits into new file
-rw-r--r--src/main/scala/xyz/driver/core/database/Dal.scala59
-rw-r--r--src/main/scala/xyz/driver/core/database/database.scala63
2 files changed, 60 insertions, 62 deletions
diff --git a/src/main/scala/xyz/driver/core/database/Dal.scala b/src/main/scala/xyz/driver/core/database/Dal.scala
new file mode 100644
index 0000000..b476c0d
--- /dev/null
+++ b/src/main/scala/xyz/driver/core/database/Dal.scala
@@ -0,0 +1,59 @@
+package xyz.driver.core.database
+
+import scala.concurrent.{ExecutionContext, Future}
+
+import scalaz.{ListT, Monad, OptionT}
+import scalaz.std.scalaFuture._
+
+trait Dal {
+ protected type T[D]
+ protected implicit val monadT: Monad[T]
+
+ protected def execute[D](operations: T[D]): Future[D]
+ protected def execute[D](readOperations: OptionT[T, D]): OptionT[Future, D]
+ protected def execute[D](readOperations: ListT[T, D]): ListT[Future, D]
+ protected def noAction[V](v: V): T[V]
+ protected def customAction[R](action: => Future[R]): T[R]
+}
+
+class FutureDal(executionContext: ExecutionContext) extends Dal {
+ implicit val exec = executionContext
+ override type T[D] = Future[D]
+ implicit val monadT = implicitly[Monad[Future]]
+
+ def execute[D](operations: T[D]): Future[D] = operations
+ def execute[D](operations: OptionT[T, D]): OptionT[Future, D] = OptionT(operations.run)
+ def execute[D](operations: ListT[T, D]): ListT[Future, D] = ListT(operations.run)
+ def noAction[V](v: V): T[V] = Future.successful(v)
+ def customAction[R](action: => Future[R]): T[R] = action
+}
+
+class SlickDal(database: Database, executionContext: ExecutionContext) extends Dal {
+ import database.profile.api._
+ implicit val exec = executionContext
+ override type T[D] = slick.dbio.DBIO[D]
+
+ implicit protected class QueryOps[+E, U](query: Query[E, U, Seq]) {
+ def resultT: ListT[T, U] = ListT[T, U](query.result.map(_.toList))
+ }
+
+ override implicit val monadT: Monad[T] = new Monad[T] {
+ override def point[A](a: => A): T[A] = DBIO.successful(a)
+ override def bind[A, B](fa: T[A])(f: A => T[B]): T[B] = fa.flatMap(f)
+ }
+
+ override def execute[D](readOperations: T[D]): Future[D] = {
+ database.database.run(readOperations.transactionally)
+ }
+
+ override def execute[D](readOperations: OptionT[T, D]): OptionT[Future, D] = {
+ OptionT(database.database.run(readOperations.run.transactionally))
+ }
+
+ override def execute[D](readOperations: ListT[T, D]): ListT[Future, D] = {
+ ListT(database.database.run(readOperations.run.transactionally))
+ }
+
+ override def noAction[V](v: V): T[V] = DBIO.successful(v)
+ override def customAction[R](action: => Future[R]): T[R] = DBIO.from(action)
+}
diff --git a/src/main/scala/xyz/driver/core/database/database.scala b/src/main/scala/xyz/driver/core/database/database.scala
index 55b0708..54518c5 100644
--- a/src/main/scala/xyz/driver/core/database/database.scala
+++ b/src/main/scala/xyz/driver/core/database/database.scala
@@ -1,8 +1,7 @@
package xyz.driver.core
-import scala.concurrent.{ExecutionContext, Future}
+import scala.concurrent.Future
-import scalaz.{Monad, ListT, OptionT}
import slick.backend.DatabaseConfig
import slick.driver.JdbcProfile
import xyz.driver.core.time.Time
@@ -62,7 +61,6 @@ package database {
}
trait DatabaseObject extends ColumnTypes {
-
def createTables(): Future[Unit]
def disconnect(): Unit
}
@@ -71,63 +69,4 @@ package database {
def createTables(): Future[Unit] = Future.successful(())
def disconnect(): Unit = {}
}
-
- trait Dal {
-
- protected type T[D]
- protected implicit val monadT: Monad[T]
-
- protected def execute[D](operations: T[D]): Future[D]
- protected def execute[D](readOperations: OptionT[T, D]): OptionT[Future, D]
- protected def execute[D](readOperations: ListT[T, D]): ListT[Future, D]
-
- protected def noAction[V](v: V): T[V]
- protected def customAction[R](action: => Future[R]): T[R]
- }
-
- class FutureDal(executionContext: ExecutionContext) extends Dal {
- import scalaz.std.scalaFuture._
-
- implicit val exec = executionContext
-
- override type T[D] = Future[D]
- implicit val monadT = implicitly[Monad[Future]]
-
- def execute[D](operations: T[D]): Future[D] = operations
- def execute[D](operations: OptionT[T, D]): OptionT[Future, D] = OptionT(operations.run)
- def execute[D](operations: ListT[T, D]): ListT[Future, D] = ListT(operations.run)
- def noAction[V](v: V): T[V] = Future.successful(v)
- def customAction[R](action: => Future[R]): T[R] = action
- }
-
- class SlickDal(database: Database, executionContext: ExecutionContext) extends Dal {
-
- import database.profile.api._
- implicit val exec = executionContext
- override type T[D] = slick.dbio.DBIO[D]
-
- implicit protected class QueryOps[+E, U](query: Query[E, U, Seq]) {
- def resultT: ListT[T, U] = ListT[T, U](query.result.map(_.toList))
- }
-
- override implicit val monadT: Monad[T] = new Monad[T] {
- override def point[A](a: => A): T[A] = DBIO.successful(a)
- override def bind[A, B](fa: T[A])(f: A => T[B]): T[B] = fa.flatMap(f)
- }
-
- override def execute[D](readOperations: T[D]): Future[D] = {
- database.database.run(readOperations.transactionally)
- }
-
- override def execute[D](readOperations: OptionT[T, D]): OptionT[Future, D] = {
- OptionT(database.database.run(readOperations.run.transactionally))
- }
-
- override def execute[D](readOperations: ListT[T, D]): ListT[Future, D] = {
- ListT(database.database.run(readOperations.run.transactionally))
- }
-
- override def noAction[V](v: V): T[V] = DBIO.successful(v)
- override def customAction[R](action: => Future[R]): T[R] = DBIO.from(action)
- }
}