modules/lf: Init system commands and direnv sandbox enable/disable

4 files changed, 33 insertions, 2 deletions

diff --git a/modules/by-name/lf/lf/commands/default.nix b/modules/by-name/lf/lf/commands/default.nix
index 98b3119f..0c0acecf 100644
--- a/modules/by-name/lf/lf/commands/default.nix
+++ b/modules/by-name/lf/lf/commands/default.nix
@@ -28,6 +28,12 @@
     }
     + "/bin/${name}";
 
+  syscmd = command: ''
+    ''${{
+      printf "%s\n" "SYSCMD::${command}"
+    }}
+  '';
+
   # closes the lf tui
   shell = args: ''
     ''${{
@@ -145,6 +151,9 @@ in {
     ];
   };
 
+  syscmd_direnv_sandbox_enable = syscmd "DIRENV::SANDBOX::ENABLE";
+  syscmd_direnv_sandbox_disable = syscmd "DIRENV::SANDBOX::DISABLE";
+
   stripspace = pipe {
     name = "stripspace";
     dependencies = [pkgs.gnused];
diff --git a/modules/by-name/lf/lf/keybindings/default.nix b/modules/by-name/lf/lf/keybindings/default.nix
index bd4b2a2c..c980fde3 100644
--- a/modules/by-name/lf/lf/keybindings/default.nix
+++ b/modules/by-name/lf/lf/keybindings/default.nix
@@ -104,6 +104,17 @@
     s = "dragon_stay";
   };
 
+  # that is just here for documentation
+  # i = "ctpv preview"
+
+  # [o]perate on system commands
+  o = {
+    d = {
+      e = "syscmd_direnv_sandbox_enable";
+      d = "syscmd_direnv_sandbox_disable";
+    };
+  };
+
   j = {
     c = "trash_clear";
     r = "trash_restore";
diff --git a/modules/by-name/lf/lf/module.nix b/modules/by-name/lf/lf/module.nix
index 11708152..435df119 100644
--- a/modules/by-name/lf/lf/module.nix
+++ b/modules/by-name/lf/lf/module.nix
@@ -20,7 +20,7 @@
   real_commands = import ./commands {inherit pkgs sysLib shell_library system;};
   keybindings_raw = import ./keybindings {inherit (cfg.keymaps) uid downloadDir;};
 
-  # NOTE: There is no (easy) way for me to make sure, that the `clearmaps` command is
+  # HACK: There is no (easy) way for me to make sure, that the `clearmaps` command is
   # generated in the lf config before the keymapping commands.
   # This command injection works around that. <2026-07-21>
   commands = libraries.extra.warnMerge real_commands {
diff --git a/modules/by-name/lf/lf/wrappers/ll.fish b/modules/by-name/lf/lf/wrappers/ll.fish
index 7a146993..4d1e3561 100644
--- a/modules/by-name/lf/lf/wrappers/ll.fish
+++ b/modules/by-name/lf/lf/wrappers/ll.fish
@@ -14,7 +14,18 @@ begin
     test -d "$XDG_RUNTIME_DIR/ll"; or mkdir "$XDG_RUNTIME_DIR/ll"
     set last_directory "$XDG_RUNTIME_DIR/ll/last_directory"
 
-    command lf -last-dir-path="$last_directory" "$argv"
+    command lf -last-dir-path="$last_directory" "$argv" 2>&1 | while read -l cmd
+        switch "$cmd"
+            case "SYSCMD::DIRENV::SANDBOX::ENABLE"
+                set --global SHOULD_SANDBOX_DIRENV
+            case "SYSCMD::DIRENV::SANDBOX::DISABLE"
+                set --erase SHOULD_SANDBOX_DIRENV
+            case '*'
+                # Just pass things along, that we don't know about
+                printf "SYSCMD not recognized: %s\n" "$cmd"
+        end
+    end
+
 
     set dir "$(cat "$last_directory")"
     if not cd "$dir"