for changes to add messages

src/level.rs

@@ -112,7 +112,7 @@ impl Level {
             }
         }
     }
-    pub fn update(&mut self, ticks: u128, player: &mut Player) {
+    pub fn update(&mut self, ticks: u128, player: &mut Player, messages: &mut Vec<String>) {
         for (index, a) in &mut self.artifacts.iter().enumerate() {
             if a.was_collected() {
                 self.artifacts.remove(index);
@@ -140,6 +140,8 @@ impl Level {
                     if player.get_immutable_position().get_x() == new_x && player.get_immutable_position().get_y() == new_y {
                         self.monsters[index].decrease_life(1);
                         player.change_life(-1);
+                        messages.insert(0, format!("{} hits you.", self.monsters[index].get_name()).to_string());
+                        messages.insert(0, format!("you hit {}.", self.monsters[index].get_name()).to_string());
                         // if the attack did not kill the opponent, back down
                         if !player.is_dead() {
                             self.monsters[index].get_position().change(-dx, -dy);