map::run_key_action(): Add conditional argument for playing audio

Play audio on mode activation and deactivation depending on the value of
the new argument.

Decided to make it an enum instead of a bool for better readability.

Will need to get rid of the `unwrap`s.

2 files changed, 25 insertions, 2 deletions

diff --git a/src/ffi.rs b/src/ffi.rs
index 0f7054e..22ebfe0 100644
--- a/src/ffi.rs
+++ b/src/ffi.rs
@@ -9,7 +9,7 @@ use xdg;
 
 use {HeadphoneButton, MapGroup};
 use config::{self, Config};
-use map::run_key_action;
+use map::{PlayAudio, run_key_action};
 use trial;
 
 #[repr(C)]
@@ -102,7 +102,7 @@ pub extern "C" fn dome_key_run_key_action(
         &mut *state
     };
 
-    run_key_action(&mut state, trigger);
+    run_key_action(&mut state, trigger, PlayAudio::No);
 }
 
 #[no_mangle]
diff --git a/src/map.rs b/src/map.rs
index 7e6441d..cdc5ae1 100644
--- a/src/map.rs
+++ b/src/map.rs
@@ -6,9 +6,24 @@ use {Action, HeadphoneButton, MapAction, MapKind};
 use ffi::State;
 use sounds;
 
+pub enum PlayAudio {
+    Yes,
+    No,
+}
+
+impl PlayAudio {
+    fn yes(&self) -> bool {
+        match self {
+            PlayAudio::Yes => true,
+            PlayAudio::No => false,
+        }
+    }
+}
+
 pub fn run_key_action<'a>(
     state: &mut State,
     trigger: &'a [HeadphoneButton],
+    play_audio: PlayAudio,
 ) {
     match state.map_group {
         Some(ref map_group) => {
@@ -21,6 +36,10 @@ pub fn run_key_action<'a>(
                     if &in_mode[..] == trigger {
                         state.in_mode = None;
 
+                        if play_audio.yes() {
+                            sounds::play_mode_deactivated().unwrap();
+                        }
+
                         return;
                     }
 
@@ -39,6 +58,10 @@ pub fn run_key_action<'a>(
 
             if mode.is_some() {
                 state.in_mode = Some(trigger.to_vec());
+
+                if play_audio.yes() {
+                    sounds::play_mode_activated().unwrap();
+                }
             }
         },
         None => (),