1 files changed, 31 insertions, 3 deletions
diff --git a/src/wire/update.rs b/src/wire/update.rs
index 27f2d0ddded3..a1b47ff07e50 100644
--- a/src/wire/update.rs
+++ b/src/wire/update.rs
@@ -1,6 +1,7 @@
 //! Update to the game state
 
 use super::UserId;
+use crate::data::{NodeId, PacketId, Player, Upgrade};
 use serde::{Deserialize, Serialize};
 
 /// An update provided by the game server
@@ -20,15 +21,34 @@ pub enum Update {
 
 /// Update made to a node
 #[derive(Serialize, Deserialize)]
-pub enum NodeUpdate {}
+pub enum NodeUpdate {
+    /// The node owner changed
+    Owner(Player),
+    /// Represent a new upgrade state
+    Level { node: NodeId, new: Upgrade },
+    /// A new packet was consumed from a link
+    NewPacket(PacketId),
+    /// Remove a packet from the node buffer
+    SentPacket(PacketId),
+    /// Dropped a packet
+    DropPacket(PacketId),
+}
 
 /// Update made to a link
 #[derive(Serialize, Deserialize)]
-pub enum LinkUpdate {}
+pub enum LinkUpdate {
+    /// Take a packet from a node's buffer
+    TakePacket(PacketId),
+    /// Give a packet to a node's buffer
+    GivePacket(PacketId),
+}
 
 /// Update made to a packet
 #[derive(Serialize, Deserialize)]
-pub enum PacketUpdate {}
+pub enum PacketUpdate {
+    /// Advance a packet along one step along the link
+    Increment(PacketId),
+}
 
 /// Update made to the user set
 #[derive(Serialize, Deserialize)]
@@ -41,4 +61,12 @@ pub enum UserUpdate {
 pub enum UpdateError {
     /// You are the last user in the match
     LastUser,
+    /// The game crashed, so kick all
+    GameCrashed,
+    /// The server's time was behind the client time
+    ///
+    /// This means that newer events will be dropped from the map
+    /// state.  This should prompt the client to warn the user this
+    /// has happened, then resync the time of the game states.
+    TimeAheadServer,
 }