zellij

modules/home/zellij/home-zellij-ide-command.ulu.nix

@@ -9,29 +9,34 @@
           runtimeInputs = [
             config.programs.zellij.finalPackage
             pkgs.coreutils
-            pkgs.gnugrep
+            pkgs.gawk
           ];
           text = ''
-            case "''${1:-}" in
-              -h | --help)
-                echo "usage: ide [directory]"
-                echo
-                echo "opens re-attaches to a Zellij session named after the"
-                echo "directory, running Helix in the 'ide' layout."
-                exit 0
-                ;;
-            esac
+             case "''${1:-}" in
+               -h | --help)
+                 echo "usage: ide [directory]"
+                 echo
+                 echo "opens re-attaches to a Zellij session named after the"
+                 echo "directory, running Helix in the 'ide' layout."
+                 exit 0
+                 ;;
+             esac
 
-            cd "''${1:-.}"
+             cd "''${1:-.}"
 
-            session=$(basename "$PWD")
-            session=$(printf '%s' "$session" | tr -c 'A-Za-z0-9._-' '-')
+             session=$(basename "$PWD")
+             session=$(printf '%s' "$session" | tr -c 'A-Za-z0-9._-' '-')
 
-            if zellij list-sessions --short 2>/dev/null | grep -qx "$session"; then
-              exec zellij attach "$session"
-            fi
+            if zellij list-sessions --no-formatting 2>/dev/null |
+               awk -v s="$session" '$1 == s && $0 !~ /EXITED/ { hit = 1 } END { exit !hit }'; then
+               exec zellij attach "$session"
+             fi
 
-            exec zellij --session "$session" --new-session-with-layout ide
+             # Drop any dead session squatting on the name so the layout is rebuilt
+             # from scratch rather than resurrected.
+             zellij delete-session "$session" >/dev/null 2>&1 || true
+
+             exec zellij --session "$session" --new-session-with-layout ide
           '';
         })
       ];