1 files changed, 26 insertions, 0 deletions
diff --git a/server/src/Message.scala b/server/src/Message.scala
new file mode 100644
index 0000000..55b4602
--- /dev/null
+++ b/server/src/Message.scala
@@ -0,0 +1,26 @@
+import java.time.Instant
+
+case class Message(
+  author: String,
+  date: Long, // seconds since epoch
+  content: String
+)
+
+object Message {
+
+  // A ReadWriter is used to serialize a message to JSON.
+  // The call to macroRW will generate a readwriter through compiler-time
+  // introspection. By default, the mapping of a case class to JSON is pretty
+  // straightforward. A message:
+  //   Message("John Smith", 0, "Hello, World!")
+  // will get rendered as
+  //   {
+  //     "author": "John Smith",
+  //     "date": 0,
+  //     "message": "Hello, World!"
+  //   }
+  //
+  implicit def messageRW: upickle.default.ReadWriter[Message] =
+    upickle.default.macroRW[Message]
+
+}