Populate result after a board is played

1 files changed, 23 insertions, 0 deletions

diff --git a/protocol/src/move_result.rs b/protocol/src/move_result.rs
new file mode 100644
index 0000000..8dad6ef
--- /dev/null
+++ b/protocol/src/move_result.rs
@@ -0,0 +1,23 @@
+use serde::{Deserialize, Serialize};
+
+#[derive(Serialize, Deserialize, PartialEq, Eq, Clone, Debug)]
+pub enum MoveResult<Current, Next> {
+    Current(Current),
+    Next(Next),
+}
+
+impl<Current, Next> MoveResult<Current, Next> {
+    pub fn current(self) -> Result<Current, anyhow::Error> {
+        match self {
+            MoveResult::Current(o) => Ok(o),
+            MoveResult::Next(_) => Err(anyhow::anyhow!("Not in current state")),
+        }
+    }
+
+    pub fn next(self) -> Result<Next, anyhow::Error> {
+        match self {
+            MoveResult::Next(f) => Ok(f),
+            MoveResult::Current(_) => Err(anyhow::anyhow!("Not in next state")),
+        }
+    }
+}