hx

modules/home/helix/home-helix-sidebar.ulu.nix

@@ -0,0 +1,86 @@
+{ ... }:
+{
+  flake.homeModules.home-helix-sidebar =
+    { config, pkgs, ... }:
+    let
+      sidebarConfig = pkgs.writeTextDir "yazi.toml" ''
+        [mgr]
+        ratio = [ 0, 1, 0 ]
+        show_hidden = false
+        show_symlink = false
+        linemode = "none"
+        scrolloff = 4
+      '';
+
+      sidebar = pkgs.writeShellApplication {
+        name = "hx-sidebar";
+        runtimeInputs = [
+          pkgs.yazi
+          config.programs.zellij.finalPackage
+          pkgs.coreutils
+        ];
+        text = ''
+          cd "''${1:-.}"
+
+          export YAZI_CONFIG_HOME=${sidebarConfig}
+
+          marker="''${XDG_RUNTIME_DIR:-/tmp}/hx-sidebar.''${ZELLIJ_SESSION_NAME:-none}"
+          chooser=$(mktemp -t hx-sidebar.XXXXXX)
+          trap 'rm -f "$chooser" "$marker"' EXIT
+          echo $$ > "$marker"
+
+          while true; do
+            : > "$chooser"
+            yazi . --chooser-file="$chooser"
+
+            picked=$(head -n 1 "$chooser")
+            [ -n "$picked" ] || break
+
+            zellij action move-focus right
+            zellij action write 27
+            zellij action write-chars ":open '$picked'"
+            zellij action write 13
+          done
+        '';
+      };
+
+      toggle = pkgs.writeShellApplication {
+        name = "hx-sidebar-toggle";
+        runtimeInputs = [
+          config.programs.zellij.finalPackage
+          pkgs.coreutils
+        ];
+        text = ''
+          if [ -z "''${ZELLIJ_SESSION_NAME:-}" ]; then
+            echo "hx-sidebar-toggle: not inside a zellij session" >&2
+            exit 1
+          fi
+
+          marker="''${XDG_RUNTIME_DIR:-/tmp}/hx-sidebar.''${ZELLIJ_SESSION_NAME}"
+
+          if [ -e "$marker" ] && kill -0 "$(cat "$marker")" 2>/dev/null; then
+            zellij action toggle-fullscreen
+          else
+            rm -f "$marker"
+
+            id=$(zellij action new-pane \
+              --direction right \
+              --name files \
+              --close-on-exit \
+              -- ${sidebar}/bin/hx-sidebar "$PWD")
+
+            zellij action move-pane --pane-id "$id" left
+            for _ in 1 2 3 4 5; do
+              zellij action resize --pane-id "$id" decrease right
+            done
+          fi
+        '';
+      };
+    in
+    {
+      home.packages = [
+        sidebar
+        toggle
+      ];
+    };
+}