new event_man module

src/core.rs

@@ -1,3 +1,4 @@
 pub mod events;
+pub mod event_man;
 pub mod executable;
 pub mod objects;

src/core/event_man.rs

@@ -0,0 +1,67 @@
+use std::collections::HashMap;
+use std::sync::mpsc::{Receiver, Sender};
+use crate::core::events::{Event, EventRaw, GroupId};
+
+#[derive(PartialEq, Eq, Hash, Copy, Clone)]
+enum ListenerType {
+    Single(EventRaw),
+    Group(GroupId),
+}
+
+struct Listener {
+    _ltype: ListenerType,
+    dest: Sender<Event>,
+}
+
+pub struct EventManager {
+    listeners: HashMap<ListenerType, Vec<Listener>>,
+    event_receiver: Receiver<Event>,
+}
+
+impl EventManager {
+    pub fn subcribe_single(&mut self, event: Event, dest: Sender<Event>) {
+        self.update_listeners(ListenerType::Single(event.raw()), dest);
+    }
+
+    pub fn subscribe_group(&mut self, group_id: GroupId, dest: Sender<Event>) {
+        self.update_listeners(ListenerType::Group(group_id), dest);
+    }
+
+    fn update_listeners(&mut self, key: ListenerType, dest: Sender<Event>) {
+        if let std::collections::hash_map::Entry::Vacant(e) = self.listeners.entry(key) {
+            e.insert(vec![Listener { _ltype: key, dest }]);
+        } else {
+            let vec = self.listeners.get_mut(&key).unwrap();
+            vec.push(Listener { _ltype: key, dest });
+        }
+    }
+
+    pub fn periodic_op(&mut self) {
+        if let Ok(event) = self.event_receiver.recv() {
+            println!("Received event {:?}", event);
+            for (ltype, listener_list) in self.listeners.iter() {
+                match ltype {
+                    ListenerType::Single(raw_event) => {
+                        if event.raw() == *raw_event {
+                            for listener in listener_list {
+                                listener.dest.send(event).expect("Sending event failed");
+                            }
+                        }
+                    }
+                    ListenerType::Group(group_id) => {
+                        if event.group_id() == *group_id {
+                            for listener in listener_list {
+                                listener.dest.send(event).expect("Sending event failed");
+                            }
+                        }
+                    }
+                }
+            }
+        }
+    }
+}
+
+#[cfg(test)]
+mod tests {
+
+}

src/main.rs

@@ -1,63 +1,8 @@
-use launchpad::core::events::{Event, EventRaw, GroupId, Severity};
-use launchpad::core::executable::{Executable, ExecutionType, OpResult};
-use std::collections::HashMap;
-use std::sync::mpsc::{channel, Receiver, Sender};
+use launchpad::core::events::{Event, Severity};
+use std::sync::mpsc::channel;
 use std::thread;
 
-#[derive(PartialEq, Eq, Hash, Copy, Clone)]
-enum ListenerType {
-    SINGLE(EventRaw),
-    GROUP(GroupId),
-}
 
-struct Listener {
-    _ltype: ListenerType,
-    dest: Sender<Event>,
-}
-
-pub struct EventManager {
-    listeners: HashMap<ListenerType, Vec<Listener>>,
-    event_receiver: Receiver<Event>,
-}
-
-impl Executable for EventManager {
-    type Error = ();
-
-    fn exec_type(&self) -> ExecutionType {
-        ExecutionType::Infinite
-    }
-
-    fn task_name(&self) -> &'static str {
-        "Event Manager"
-    }
-
-    fn periodic_op(&mut self, _op_code: i32) -> Result<OpResult, Self::Error> {
-        if let Ok(event) = self.event_receiver.recv() {
-            println!("Received event {:?}", event);
-        }
-        Ok(OpResult::Ok)
-    }
-}
-
-impl EventManager {
-    pub fn subcribe_single(&mut self, event: Event, dest: Sender<Event>) {
-        self.update_listeners(ListenerType::SINGLE(event.raw()), dest);
-    }
-
-    pub fn subscribe_group(&mut self, group_id: GroupId, dest: Sender<Event>) {
-        self.update_listeners(ListenerType::GROUP(group_id), dest);
-    }
-
-    fn update_listeners(&mut self, key: ListenerType, dest: Sender<Event>) {
-        if !self.listeners.contains_key(&key) {
-            self.listeners
-                .insert(key.clone(), vec![Listener { _ltype: key, dest }]);
-        } else {
-            let vec = self.listeners.get_mut(&key).unwrap();
-            vec.push(Listener { _ltype: key, dest });
-        }
-    }
-}
 fn main() {
     basic_event_test();
 }