use generics for message components

1 files changed, 52 insertions, 0 deletions

diff --git a/src/components/messages.rs b/src/components/messages.rs
new file mode 100644
index 0000000..a2ecd2f
--- /dev/null
+++ b/src/components/messages.rs
@@ -0,0 +1,52 @@
+
+use std::any::Any;
+use specs::{
+	Component,
+	DenseVecStorage,
+	Entity,
+	WriteStorage
+};
+
+
+
+pub trait Message: Send + Sync + Any {}
+
+#[derive(Debug, Clone, Default)]
+pub struct Inbox<M: Message> {
+	pub messages: Vec<M>
+}
+
+impl <M: Message> Component for Inbox<M> {
+	type Storage = DenseVecStorage<Self>;
+}
+
+impl <M: Message> Inbox<M> {
+	
+	pub fn add_message(messages: &mut WriteStorage<Self>, ent: Entity, message: M){
+		messages
+			.entry(ent)
+			.unwrap()
+			.or_insert_with(|| Self{messages: Vec::new()})
+			.messages
+			.push(message);
+	}
+}
+
+#[derive(Debug, Clone)]
+pub struct AttackMessage {
+	pub damage: i64,
+	pub attacker: Option<Entity>
+}
+
+impl AttackMessage {
+	pub fn new(damage: i64) -> Self {
+		Self {
+			damage,
+			attacker: None
+		}
+	}
+}
+
+impl Message for AttackMessage {}
+
+pub type AttackInbox = Inbox<AttackMessage>;