From d734f1e7803a756822524e0580ec8e9c93b821c6 Mon Sep 17 00:00:00 2001
From: Felix Morgner <felix.morgner@gmail.com>
Date: Fri, 25 Jul 2025 22:59:30 +0200
Subject: lib: make Turns.Participant comparable

---
 lib/include/turns-participant.h     | 14 ++++++++++++++
 lib/include/turnsmm/participant.hpp | 10 ++++++++++
 2 files changed, 24 insertions(+)

(limited to 'lib/include')

diff --git a/lib/include/turns-participant.h b/lib/include/turns-participant.h
index 28588a7..695d029 100644
--- a/lib/include/turns-participant.h
+++ b/lib/include/turns-participant.h
@@ -8,6 +8,7 @@
 
 #include <glib-object.h>
 #include <glib.h>
+#include <glibconfig.h>
 
 G_BEGIN_DECLS
 
@@ -66,6 +67,19 @@ TurnsParticipant * turns_participant_new(void);
 G_GNUC_WARN_UNUSED_RESULT
 TurnsParticipant * turns_participant_new_with(gchar const * name, gfloat priority, TurnsParticipantDisposition disposition);
 
+
+/**
+ * turns_participant_compare:
+ * @self: A #TurnsParticipant
+ * @other: A #TurnsParticipant
+ *
+ * Compares two participants by priority.
+ *
+ * Returns: a new `TurnsParticipant`
+ */
+G_GNUC_WARN_UNUSED_RESULT
+gint turns_participant_compare(TurnsParticipant const * self, TurnsParticipant const * other);
+
 /**
  * turns_participant_get_active: (get-property active)
  * @self: a participant
diff --git a/lib/include/turnsmm/participant.hpp b/lib/include/turnsmm/participant.hpp
index d7956ab..29ea1fa 100644
--- a/lib/include/turnsmm/participant.hpp
+++ b/lib/include/turnsmm/participant.hpp
@@ -17,6 +17,8 @@
 #include <glibmm/refptr.h>
 #include <glibmm/ustring.h>
 
+#include <compare>
+
 namespace Turns
 {
 
@@ -45,6 +47,9 @@ namespace Turns
     Participant();
     Participant(Glib::ustring const & name, float priority, Disposition disposition);
 
+    auto operator<=>(Participant const & other) const noexcept -> std::strong_ordering;
+    auto operator==(Participant const & other) const noexcept -> bool;
+
     [[nodiscard]] auto gobj() noexcept -> BaseObjectType *;
     [[nodiscard]] auto gobj() const -> BaseObjectType const *;
     [[nodiscard]] auto gobj_copy() noexcept -> BaseObjectType *;
@@ -79,6 +84,11 @@ namespace Turns
     explicit Participant(BaseObjectType * gobj);
   };
 
+  auto inline operator<=>(Glib::RefPtr<Participant> const & lhs, Glib::RefPtr<Participant> const & rhs) noexcept -> std::strong_ordering
+  {
+    return *lhs <=> *rhs;
+  }
+
 }  // namespace Turns
 
 namespace Glib
-- 
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