#+title: ZSH Configuration

Open =zsh= configuration.
#+begin_src nix
  { config, pkgs, ... }:

  {
    programs.zsh = {
      enable = true;

      autocd = true;

      autosuggestion.enable = true;

      defaultKeymap = "emacs";

      history = {
        append = true;
        ignoreAllDups = true;
      };

      shellAliases = {
        "ll" = "ls -alF";
        "la" = "ls -a";
        "l" = "ls -F";
        "sl" = "ls";
      };

      syntaxHighlighting.enable = true;

      initExtra = ''
        which lesspipe.sh &> /dev/null && export LESSOPEN="|lesspipe.sh %s"
        which eza &> /dev/null && alias ls=eza

        which zsh &> /dev/null && source <(fzf --zsh)

        parse_git_dirty() {
          git_status="$(git status 2> /dev/null)"
          [[ "$git_status" =~ "use \"git push\" to publish your local commits" ]] && echo -n " %F{green}%f"
          [[ "$git_status" =~ "Changes to be committed:" ]] && echo -n " %F{magenta}%f"
          [[ "$git_status" =~ "Changes not staged for commit:" ]] && echo -n " %F{yellow}%f"
          [[ "$git_status" =~ "Untracked files:" ]] && echo -n " %F{red}%f"
        }
        setopt prompt_subst
        autoload -Uz vcs_info
        precmd () { vcs_info }
        zstyle ':vcs_info:*' formats ' %F{blue}%b%f' # git(main)
        PS1='%(?..%B%F{red}[%?%\]%f%b )%F{green}%20<...<%~%<<%f$vcs_info_msg_0_$(parse_git_dirty) $ '
      '';

      profileExtra = ''
        if [ ! -S ~/.ssh/ssh_auth_sock ]; then
          eval `ssh-agent` > /dev/null
          ln -sf "$SSH_AUTH_SOCK" ~/.ssh/ssh_auth_sock
        fi
        export SSH_AUTH_SOCK=~/.ssh/ssh_auth_sock
      '';
    };
  }
#+end_src