From c01e5c608052138b54ce957835f0f98f33f027d1 Mon Sep 17 00:00:00 2001
From: Andri Yngvason <andri@yngvason.is>
Date: Sat, 29 Apr 2023 19:48:30 +0000
Subject: [PATCH] seat: Add occupancy count

---
 include/seat.h |  3 +++
 src/seat.c     | 11 +++++++++++
 2 files changed, 14 insertions(+)

diff --git a/include/seat.h b/include/seat.h
index 97692b2..62cec8b 100644
--- a/include/seat.h
+++ b/include/seat.h
@@ -26,6 +26,8 @@ struct seat {
 	uint32_t id;
 	uint32_t capabilities;
 	char name[256];
+
+	uint32_t occupancy;
 };
 
 struct seat* seat_new(struct wl_seat* wl_seat, uint32_t id);
@@ -34,4 +36,5 @@ void seat_list_destroy(struct wl_list* list);
 
 struct seat* seat_find_by_name(struct wl_list* list, const char* name);
 struct seat* seat_find_by_id(struct wl_list* list, uint32_t id);
+struct seat* seat_find_unoccupied(struct wl_list* list);
 struct seat* seat_first(struct wl_list* list);
diff --git a/src/seat.c b/src/seat.c
index d43fc86..b666892 100644
--- a/src/seat.c
+++ b/src/seat.c
@@ -97,6 +97,17 @@ struct seat* seat_find_by_id(struct wl_list* list, uint32_t id)
 	return NULL;
 }
 
+struct seat* seat_find_unoccupied(struct wl_list* list)
+{
+	struct seat* seat;
+
+	wl_list_for_each(seat, list, link)
+		if (seat->occupancy == 0)
+			return seat;
+
+	return NULL;
+}
+
 struct seat* seat_first(struct wl_list* list)
 {
 	struct seat* seat;