[gnome-break-timer] Add UserActivity.to_string

[Dylan McCall <dylanmccall src gnome org>]

commit 6416238faaf2d9af00f5def38b7c2520a8fd3003
Author: Dylan McCall <dylan dylanmccall ca>
Date:   Mon Nov 16 09:42:59 2020 -0800

    Add UserActivity.to_string

 src/daemon/activity/ActivityMonitor.vala |  5 +---
 src/daemon/activity/UserActivity.vala    | 48 ++++++++++++++++++++++++++------
 2 files changed, 41 insertions(+), 12 deletions(-)
---
diff --git a/src/daemon/activity/ActivityMonitor.vala b/src/daemon/activity/ActivityMonitor.vala
index 61dae10..e0959eb 100644
--- a/src/daemon/activity/ActivityMonitor.vala
+++ b/src/daemon/activity/ActivityMonitor.vala
@@ -64,6 +64,7 @@ public class ActivityMonitor : GLib.Object {
 
     public void poll_activity () {
         UserActivity activity = this.collect_activity ();
+        GLib.debug ("Detected activity: %s", activity.to_string ());
         this.add_activity (activity);
     }
 
@@ -114,28 +115,24 @@ public class ActivityMonitor : GLib.Object {
                 idle_time = 0,
                 time_correction = sleep_time
             };
-            GLib.debug ("Detected system sleep (time_correction: " + int64.FORMAT + " seconds)", sleep_time);
         } else if (this.session_status.is_locked ()) {
             activity = UserActivity () {
                 type = ActivityType.LOCKED,
                 idle_time = idle_time,
                 time_correction = 0
             };
-            GLib.debug ("Detected session locked (idle_time: " + int64.FORMAT + " seconds)", idle_time);
         } else if (idle_time == 0 || idle_time < this.last_activity.idle_time) {
             activity = UserActivity () {
                 type = ActivityType.INPUT,
                 idle_time = idle_time,
                 time_correction = 0
             };
-            GLib.debug ("Detected user input (idle_time: " + int64.FORMAT + " seconds)", idle_time);
         } else {
             activity = UserActivity () {
                 type = ActivityType.NONE,
                 idle_time = idle_time,
                 time_correction = 0
             };
-            GLib.debug ("Detected no activity (idle_time: " + int64.FORMAT + " seconds)", idle_time);
         }
 
         activity.time_since_active = time_since_active;
diff --git a/src/daemon/activity/UserActivity.vala b/src/daemon/activity/UserActivity.vala
index 3aa6446..0a7e37c 100644
--- a/src/daemon/activity/UserActivity.vala
+++ b/src/daemon/activity/UserActivity.vala
@@ -17,14 +17,6 @@
 
 namespace BreakTimer.Daemon.Activity {
 
-public enum ActivityType {
-    SLEEP,
-    LOCKED,
-    NONE,
-    INPUT,
-    UNLOCK
-}
-
 public struct UserActivity {
     public ActivityType type;
     public int64 idle_time;
@@ -52,6 +44,46 @@ public struct UserActivity {
     public bool is_active () {
         return this.type > ActivityType.NONE;
     }
+
+    public string to_string () {
+        const string format =
+            "%s (" +
+            "idle_time: %" + int64.FORMAT + ", " +
+            "time_since_active %" + int64.FORMAT + ", " +
+            "time_correction: %" + int64.FORMAT +
+            ")";
+        return format.printf (
+            this.type.to_string (),
+            this.idle_time,
+            this.time_since_active,
+            this.time_correction
+        );
+    }
+}
+
+public enum ActivityType {
+    SLEEP,
+    LOCKED,
+    NONE,
+    INPUT,
+    UNLOCK;
+
+    public string to_string() {
+        switch (this) {
+            case SLEEP:
+                return "Sleep";
+            case LOCKED:
+                return "Locked";
+            case NONE:
+                return "None";
+            case INPUT:
+                return "Input";
+            case UNLOCK:
+                return "Unlock";
+            default:
+                assert_not_reached();
+        }
+    }
 }
 
 }