add eza

cells/homemanager/home.nix

@@ -64,6 +64,11 @@ in {
           allowUnsupportedSystem = true;
         }
       '';
+
+      file.".config/fzf-git.sh".text = builtins.readFile (builtins.fetchurl {
+        url = "https://raw.githubusercontent.com/junegunn/fzf-git.sh/master/fzf-git.sh";
+        sha256 = "10h7lhf99jdmzwxl0v0qvild0cr0cx5kv8kanni8w1v1vbh47pjd";
+      });
     };
 
     programs = cell.programs.default homeDirectory user;

cells/homemanager/packages.nix

@@ -16,11 +16,13 @@ in {
       [
         ansible
         awscli2
+        bat
         cachix
         delve
         direnv
         dive
         envsubst
+        fd
         gh
         git-open
         gnupg

cells/homemanager/programs/zsh.nix

@@ -60,6 +60,19 @@
       # krew
       export PATH="$HOME/.krew/bin:$PATH"
       # End krew
+      # fzf.
+      _fzf_comprun() {
+        local command=$1
+        shift
+        case "$command" in
+          cd)           fzf --preview 'eza --tree --color=always {} | head -200'   "$@" ;;
+          export|unset) fzf --preview "eval 'echo \$'{}"         "$@" ;;
+          ssh)          fzf --preview 'dig {}'                   "$@" ;;
+          *)            fzf --preview 'bat -n --color=always {} --line-range :500 {}' "$@" ;;
+        esac
+      }
+      source ~/.config/fzf-git.sh
+      # End fzf
     '';
     initExtra =
       ''
@@ -88,10 +101,35 @@
         else ""
       );
   };
-
+  eza = {
+    enable = true;
+  };
+  bat = {
+    enable = true;
+    config = {
+      theme = "Dracula";
+    };
+    themes = {
+      dracula = {
+        src = inputs.nixpkgs.fetchFromGitHub {
+          owner = "dracula";
+          repo = "sublime"; # Bat uses sublime syntax for its themes
+          rev = "26c57ec282abcaa76e57e055f38432bd827ac34e";
+          sha256 = "019hfl4zbn4vm4154hh3bwk6hm7bdxbr1hdww83nabxwjn99ndhv";
+        };
+        file = "Dracula.tmTheme";
+      };
+    };
+  };
   fzf = {
     enable = true;
     enableZshIntegration = true;
+    defaultCommand = "fd --type file --follow --hidden --color=always --exclude .git";
+    defaultOptions = ["--ansi" "--bind ctrl-j:preview-up,ctrl-k:preview-down,ctrl-u:preview-half-page-up,ctrl-p:preview-half-page-down"];
+    fileWidgetCommand = "fd --type file --follow --hidden --color=always --exclude .git";
+    fileWidgetOptions = ["--ansi" "--preview-window 'right:57%'" "--preview 'bat -n --color=always --line-range :500 {}'"];
+    changeDirWidgetCommand = "fd --type=d --follow --hidden --color=always --exclude .git";
+    changeDirWidgetOptions = ["--ansi" "--preview 'eza --tree --color=always {} | head -200'"];
   };
   nix-index = {
     enable = true;