From 603f73086d03f86eb55e8277ca1e72c01bfaf98b Mon Sep 17 00:00:00 2001
From: Matt Hicks <matt@matthicks.com>
Date: Sat, 16 Mar 2024 20:01:09 -0500
Subject: [PATCH] Work toward generator support

---
 example/src/main/scala/example/Person.scala   | 18 +++++++++++++++
 .../com/outr/arango/generator/Generator.scala | 23 +++++++++++++++++++
 2 files changed, 41 insertions(+)

diff --git a/example/src/main/scala/example/Person.scala b/example/src/main/scala/example/Person.scala
index c36093b3..facd5109 100644
--- a/example/src/main/scala/example/Person.scala
+++ b/example/src/main/scala/example/Person.scala
@@ -3,6 +3,8 @@ package example
 import com.outr.arango.{Document, DocumentModel, Field, Id, Index}
 import fabric.rw._
 
+import java.util.Calendar
+
 //case class Person(name: String,
 //                  age: Int = 21,
 //                  address: Address)
@@ -24,6 +26,22 @@ case class JustDoc(name: String) extends Foo with Document[JustDoc] {
   def doSomething(): Unit = scribe.info("Testing!")
 }
 
+object JustDoc {}
+
+/*case class JustDoc(name: String, _id: Id[JustDoc] = JustDoc.id()) extends Document[JustDoc] {
+  // Custom method
+  def doSomething(): Unit = scribe.info("Testing!")
+}
+
+object JustDoc extends DocumentModel[JustDoc] {
+  override implicit val rw: RW[JustDoc] = RW.gen
+  override val collectionName: String = "JustDoc"
+
+  val name: Field[String] = field("name")
+
+  override def indexes: List[Index] = Nil
+}*/
+
 //case class Correct(name: String, _id: Id[Correct] = Correct.id()) extends Document[Correct]
 //
 //object Correct extends CorrectModel
diff --git a/generator/src/main/scala/com/outr/arango/generator/Generator.scala b/generator/src/main/scala/com/outr/arango/generator/Generator.scala
index 7b6bcd4d..96602478 100644
--- a/generator/src/main/scala/com/outr/arango/generator/Generator.scala
+++ b/generator/src/main/scala/com/outr/arango/generator/Generator.scala
@@ -56,10 +56,33 @@ case class Generator(path: Path,
       c.ctor.children.foreach { t =>
         scribe.info(s"Child: $t (${t.getClass.getName})")
       }
+      if (c.mods.map(_.toString()).contains("case") && isDocumentClass(c)) {
+        val className = c.name.toString()
+        var params = c.ctor.paramClauses.head.values.map(p => Param(
+          name = p.name.toString(),
+          clazz = p.decltpe.get.toString()
+        ))
+        params.find(_.name == "_id") match {
+          case None => params = params ::: List(Param("_id", s"Id[$className]"))
+          case Some(p) if p.clazz != s"Id[$className]" =>
+            params = params.filterNot(_.name == "_id") ::: List(Param("_id", s"Id[$className]"))
+          case _ => // Ignore
+        }
+        val template = c.templ.toString()
+        scribe.info(s"Params: ${params.mkString(" | ")}")
+        val pre = s"case class $className"
+        val sep = s",\n${List.fill(pre.length + 1)(' ').mkString}"
+        val replacement = s"""$pre(${params.mkString(sep)}) $template"""
+        scribe.info(replacement)
+      }
     }
   }
 
   private def isDocumentClass(c: Defn.Class): Boolean = c.templ.children.exists { t =>
     t.toString().contains(s"Document[${c.name}]")
   } || c.mods.exists(_.toString() == "case")
+
+  case class Param(name: String, clazz: String) {
+    override def toString: String = s"$name: $clazz"
+  }
 }
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