From 3399ad9840f0d3d42b377f4404115d887f65e18a Mon Sep 17 00:00:00 2001
From: Drew DeVault <sir@cmpwn.com>
Date: Thu, 29 Mar 2018 00:21:05 -0400
Subject: Round up workspaces on each output

---
 swaybar/bar.c |  9 +++++++--
 swaybar/ipc.c | 63 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++-
 2 files changed, 69 insertions(+), 3 deletions(-)

(limited to 'swaybar')

diff --git a/swaybar/bar.c b/swaybar/bar.c
index a6e3b780..68dea408 100644
--- a/swaybar/bar.c
+++ b/swaybar/bar.c
@@ -72,6 +72,7 @@ static void handle_global(void *data, struct wl_registry *registry,
 		output->output = wl_registry_bind(registry, name,
 				&wl_output_interface, 1);
 		output->index = index++;
+		wl_list_init(&output->workspaces);
 		wl_list_insert(&bar->outputs, &output->link);
 	} else if (strcmp(interface, zwlr_layer_shell_v1_interface.name) == 0) {
 		bar->layer_shell = wl_registry_bind(
@@ -96,7 +97,7 @@ void bar_setup(struct swaybar *bar,
 
 	bar->ipc_socketfd = ipc_open_socket(socket_path);
 	bar->ipc_event_socketfd = ipc_open_socket(socket_path);
-	ipc_get_config(bar, bar_id);
+	ipc_initialize(bar, bar_id);
 
 	assert(bar->display = wl_display_connect(NULL));
 
@@ -113,6 +114,7 @@ void bar_setup(struct swaybar *bar,
 			if (coutput->index != output->index) {
 				continue;
 			}
+			output->name = strdup(coutput->name);
 			assert(output->surface = wl_compositor_create_surface(
 					bar->compositor));
 			output->layer_surface = zwlr_layer_shell_v1_get_layer_surface(
@@ -123,10 +125,13 @@ void bar_setup(struct swaybar *bar,
 					&layer_surface_listener, output);
 			zwlr_layer_surface_v1_set_anchor(output->layer_surface,
 					bar->config->position);
-			render_frame(bar, output);
 			break;
 		}
 	}
+	ipc_get_workspaces(bar);
+	wl_list_for_each(output, &bar->outputs, link) {
+		render_frame(bar, output);
+	}
 }
 
 static void display_in(int fd, short mask, void *_bar) {
diff --git a/swaybar/ipc.c b/swaybar/ipc.c
index d3ee170c..6b832070 100644
--- a/swaybar/ipc.c
+++ b/swaybar/ipc.c
@@ -187,6 +187,65 @@ static void ipc_parse_config(
 	json_object_put(bar_config);
 }
 
+static void free_workspaces(struct wl_list *list) {
+	struct swaybar_workspace *ws, *tmp;
+	wl_list_for_each_safe(ws, tmp, list, link) {
+		wl_list_remove(&ws->link);
+		free(ws->name);
+		free(ws);
+	}
+}
+
+void ipc_get_workspaces(struct swaybar *bar) {
+	struct swaybar_output *output;
+	wl_list_for_each(output, &bar->outputs, link) {
+		free_workspaces(&output->workspaces);
+	}
+	uint32_t len = 0;
+	char *res = ipc_single_command(bar->ipc_socketfd,
+			IPC_GET_WORKSPACES, NULL, &len);
+	json_object *results = json_tokener_parse(res);
+	if (!results) {
+		free(res);
+		return;
+	}
+	size_t length = json_object_array_length(results);
+	json_object *ws_json;
+	json_object *num, *name, *visible, *focused, *out, *urgent;
+	for (size_t i = 0; i < length; ++i) {
+		ws_json = json_object_array_get_idx(results, i);
+
+		json_object_object_get_ex(ws_json, "num", &num);
+		json_object_object_get_ex(ws_json, "name", &name);
+		json_object_object_get_ex(ws_json, "visible", &visible);
+		json_object_object_get_ex(ws_json, "focused", &focused);
+		json_object_object_get_ex(ws_json, "output", &out);
+		json_object_object_get_ex(ws_json, "urgent", &urgent);
+
+		wl_list_for_each(output, &bar->outputs, link) {
+			const char *ws_output = json_object_get_string(out);
+			if (strcmp(ws_output, output->name) == 0) {
+				struct swaybar_workspace *ws =
+					calloc(1, sizeof(struct swaybar_workspace));
+				ws->num = json_object_get_int(num);
+				ws->name = strdup(json_object_get_string(name));
+				ws->visible = json_object_get_boolean(visible);
+				ws->focused = json_object_get_boolean(focused);
+				if (ws->focused) {
+					if (bar->focused_output) {
+						bar->focused_output->focused = false;
+					}
+					bar->focused_output = output;
+					output->focused = true;
+				}
+				ws->urgent = json_object_get_boolean(urgent);
+				wl_list_insert(&output->workspaces, &ws->link);
+			}
+		}
+	}
+	free(res);
+}
+
 static void ipc_get_outputs(struct swaybar *bar) {
 	uint32_t len = 0;
 	char *res = ipc_single_command(bar->ipc_socketfd,
@@ -218,16 +277,18 @@ static void ipc_get_outputs(struct swaybar *bar) {
 			}
 		}
 	}
+	json_object_put(outputs);
 	free(res);
 }
 
-void ipc_get_config(struct swaybar *bar, const char *bar_id) {
+void ipc_initialize(struct swaybar *bar, const char *bar_id) {
 	uint32_t len = strlen(bar_id);
 	char *res = ipc_single_command(bar->ipc_socketfd,
 			IPC_GET_BAR_CONFIG, bar_id, &len);
 	ipc_parse_config(bar->config, res);
 	free(res);
 	ipc_get_outputs(bar);
+	// TODO: subscribe to stuff
 }
 
 void handle_ipc_event(struct swaybar *bar) {
-- 
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