import sbt._
import sbt.Keys._
import complete.DefaultParsers._
object CodegenPlugin extends AutoPlugin {
override def requires = sbt.plugins.JvmPlugin
type TableColumn = (String, String)
object autoImport {
lazy val codegenURI =
SettingKey[String]("codegen-uri", "uri for the database configuration")
lazy val codegenPackage = SettingKey[String](
"codegen-package",
"package in which to place generated code")
lazy val codegenOutputPath = SettingKey[String](
"codegen-output-path",
"directory to with the generated code will be written")
lazy val codegenSchemaWhitelist = SettingKey[List[String]](
"codegen-schema-whitelist",
"schemas and tables to process")
lazy val codegenForeignKeys = SettingKey[Map[TableColumn, TableColumn]](
"codegen-foreign-keys",
"foreign key references to data models add manually")
lazy val codegenSchemaBaseClassParts = SettingKey[List[String]](
"codegen-schema-base-class-parts",
"parts inherited by each generated schema object")
lazy val codegenIdType = SettingKey[Option[String]](
"codegen-id-type",
"The in-scope type `T` of kind `T[TableRow]` to apply in place T for id columns"
)
lazy val slickCodeGenTask =
TaskKey[Unit]("gen-tables", "generate the table definitions")
}
import autoImport._
override lazy val projectSettings = Seq(
codegenSchemaWhitelist := List.empty,
codegenForeignKeys := Map.empty,
codegenSchemaBaseClassParts := List.empty,
codegenIdType := Option.empty,
slickCodeGenTask := Def.taskDyn {
Def.task {
Generator.run(
new java.net.URI(codegenURI.value),
codegenPackage.value,
Some(codegenSchemaWhitelist.value).filter(_.nonEmpty),
codegenOutputPath.value,
codegenForeignKeys.value,
codegenSchemaBaseClassParts.value match {
case Nil => "AnyRef"
case parts => parts.mkString(" with ")
},
codegenIdType.value
)
}
}.value
)
}