feat: add more zsh features (theme, keybinding)

modules/home-manager/cli/zsh/default.nix

@@ -26,20 +26,61 @@ in
       };
       syntaxHighlighting = {
         enable = true;
-        highlighters =  [ "brackets" "main" ];
+        highlighters =  [ "brackets" "main" "pattern" ];
         styles = {
-          single-hyphen-option = "fg=blue";
+          builtin = "fg=#7cafc2,bold";
-          double-hyphen-option = "fg=blue";
+          single-hyphen-option = "fg=#86c1b9";
+          double-hyphen-option = "fg=#86c1b9";
+          back-quoted-argument-delimiter = "fg=ba8baf,bold";
+          single-quoted-argument = "fg=f7ca88";
           function = "fg=blue";
-          reserved-word = "fg=magenta,bold";
+          reserved-word = "fg=#ba8baf,bold";
-          assign = "fg=red";
+          assign = "fg=#a1b56c";
-          bracket-level-1 = "fg=blue";
+          bracket-level-1 = "fg=7cafc2";
-          bracket-level-2 = "fg=magenta";
+          bracket-level-2 = "fg=ba8baf";
-          bracket-level-3 = "fg=green";
+          bracket-level-3 = "fg=#a1b56c";
-          bracket-error = "fg=red,bold";
+          bracket-error = "fg=#ab4642,bold";
-          cursor-matchingbracket = "fg=magenta,bold";
+          cursor-matchingbracket = "fg=ba8baf,bold";
+          redirection = "fg=#f7ca88,bold";
+          back-double-quoted-argument = "fg=#7cafc2";
+          dollar-double-quoted-argument = "fg=#86c1b9";
+        };
+        patterns = {
+          "\\|" = "fg=#f7ca88,bold";
+          " \\|\\| " = "fg=ba8baf,bold";
+          " \\&\\& " = "fg=ba8baf,bold";
+          "\\n" = "fg=#7cafc2";
         };
       };
+      initExtra = ''
+        # Ctrl + backspace: delete word
+        bindkey -v "^H" backward-kill-word
+
+        bindkey -v "^b" backward-word
+        bindkey -v "^e" forward-word
+        bindkey -v "^u" backward-kill-line
+        bindkey -v "^[^u" kill-line
+        bindkey -v "^w" backward-kill-word
+        bindkey -v "^[^w" kill-word
+
+        ## Edit command line with nvim
+        autoload -z edit-command-line
+        zle -N edit-command-line
+        bindkey -a v edit-command-line
+
+        # change cursor like vim does
+        zle-keymap-select () {
+          if [[ ''$KEYMAP == vicmd ]]; then
+            # the command mode for vi
+            echo -ne "\e[2 q"
+          else
+              # the insert mode for vi
+              echo -ne "\e[5 q"
+          fi
+        }
+        precmd_functions+=(zle-keymap-select)
+        zle -N zle-keymap-select
+      '';
       completionInit = ''
         autoload -Uz compinit
         for dump in ''${ZDOTDIR}/.zcompdump(N.mh+24); do
@@ -77,6 +118,8 @@ in
       }];
       localVariables = {
         BASE16_THEME = "$HOME/.config/zsh/plugins/base16";
+        # Make ESC key more reactive to go to normal mode
+        KEYTIMEOUT = 1;
       };
     };
   };