Add workspace_auto_back_and_forth for move cmd

1 files changed, 16 insertions, 4 deletions

diff --git a/sway/commands/move.c b/sway/commands/move.c
index 15a5ebc4..a5273ba4 100644
--- a/sway/commands/move.c
+++ b/sway/commands/move.c
@@ -1,3 +1,4 @@
+#define _XOPEN_SOURCE 500
 #include <string.h>
 #include <strings.h>
 #include <wlr/types/wlr_output.h>
@@ -63,18 +64,29 @@ static struct cmd_results *cmd_move_container(struct sway_container *current,
                                         "Can only move containers and views.");
                 }
                 struct sway_container *ws;
-                const char *num_name = NULL;
                 char *ws_name = NULL;
                 if (argc == 5 && strcasecmp(argv[3], "number") == 0) {
                         // move "container to workspace number x"
-                        num_name = argv[4];
-                        ws = workspace_by_number(num_name);
+                        ws_name = strdup(argv[4]);
+                        ws = workspace_by_number(ws_name);
                 } else {
                         ws_name = join_args(argv + 3, argc - 3);
                         ws = workspace_by_name(ws_name);
                 }
+
+                if (config->auto_back_and_forth && prev_workspace_name) {
+                        // auto back and forth move
+                        struct sway_container *curr_ws = container_parent(current, C_WORKSPACE);
+                        if (curr_ws->name && strcmp(curr_ws->name, ws_name) == 0) {
+                                // if target workspace is the current one
+                                free(ws_name);
+                                ws_name = strdup(prev_workspace_name);
+                                ws = workspace_by_name(ws_name);
+                        }
+                }
+
                 if (!ws) {
-                        ws = workspace_create(NULL, ws_name ? ws_name : num_name);
+                        ws = workspace_create(NULL, ws_name);
                 }
                 free(ws_name);
                 struct sway_container *old_parent = current->parent;