More nnn config (cd on quit and FIFO)

home/christoph/default.nix

@@ -228,7 +228,7 @@ rec {
       SDL_VIDEODRIVER = "wayland";
 
       # TODO: NNN Module
-      NNN_FIFO = "/tmp/nnn.fifo"; # For nnn preview
+      # NNN_FIFO = "/tmp/nnn.fifo"; # For nnn preview
 
       # Don't use system wine, use bottles
       # WINEESYNC = 1;

home/modules/fish.nix

@@ -19,7 +19,44 @@ in {
       enable = true;
 
       # TODO:
-      # functions = {};
+      functions = {
+        nnncd = {
+          wraps = "nnn";
+          description = "support nnn quit and change directory";
+          body = ''
+            # Block nesting of nnn in subshells
+            if test -n "$NNNLVL" -a "$NNNLVL" -ge 1
+                echo "nnn is already running"
+                return
+            end
+        
+            # The behaviour is set to cd on quit (nnn checks if NNN_TMPFILE is set)
+            # If NNN_TMPFILE is set to a custom path, it must be exported for nnn to
+            # see. To cd on quit only on ^G, remove the "-x" from both lines below,
+            # without changing the paths.
+            if test -n "$XDG_CONFIG_HOME"
+                set -x NNN_TMPFILE "$XDG_CONFIG_HOME/nnn/.lastd"
+            else
+                set -x NNN_TMPFILE "$HOME/.config/nnn/.lastd"
+            end
+        
+            # Unmask ^Q (, ^V etc.) (if required, see `stty -a`) to Quit nnn
+            # stty start undef
+            # stty stop undef
+            # stty lwrap undef
+            # stty lnext undef
+        
+            # The command function allows one to alias this function to `nnn` without
+            # making an infinitely recursive alias
+            command nnn $argv
+        
+            if test -e $NNN_TMPFILE
+                source $NNN_TMPFILE
+                rm $NNN_TMPFILE
+            end
+          '';
+        };
+      };
 
       # TODO:
       # plugins = [];
@@ -53,6 +90,7 @@ in {
             blk = batify "lsblk -o NAME,LABEL,UUID,FSTYPE,SIZE,FSUSE%,MOUNTPOINT,MODEL";
             grep = "grep --color=auto -E"; # grep with extended regex
             watch = "watch -d -c -n 0.5";
+            n = "nnncd -a -P p"; # Doesn't work with abbrify because I have nnn.override?
 
             # systemd
             failed = "systemctl --failed";
@@ -95,7 +133,7 @@ in {
           })
           (abbrify pkgs.gping {ping = "gping";})
           (abbrify pkgs.lazygit {lg = "lazygit";})
-          (abbrify pkgs.navi {n = "navi";})
+          # (abbrify pkgs.navi {n = "navi";})
           (abbrify pkgs.notmuch {
             mailrefresh = "notmuch new";
             mailsearch = "notmuch search";