#+title: ZSH Configuration

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

  {
    programs.zsh = {
      enable = true;
#+end_src

Automatically =cd= if only the path is used.
#+begin_src nix
  autocd = true;
#+end_src

Enable auto-suggestions.
#+begin_src nix
  autosuggestion = {
    enable = true;
  };
#+end_src

Use =vi= keybindings.
#+begin_src nix
  defaultKeymap = "emacs";
#+end_src

Append to the history and ignore duplicates.
#+begin_src nix
  history = {
    append = true;
    ignoreAllDups = true;
  };
#+end_src

Specify =ls= aliases.
#+begin_src nix
  shellAliases = {
    "ll" = "ls -alF";
    "la" = "ls -a";
    "l" = "ls -F";
    "sl" = "ls";
  };
#+end_src

Enable syntax highlighting.
#+begin_src nix
  syntaxHighlighting.enable = true;
#+end_src

Load extra code.
#+begin_src nix
  initExtra = ''
#+end_src

Configure Homebrew =llvm=.
#+begin_src sh
  export CC='/opt/homebrew/opt/llvm/bin/clang'
  export CXX="$CC++"
  export LDFLAGS="$LDFLAGS -L/opt/homebrew/opt/llvm/lib"
  export CPPFLAGS="$CPPFLAGS -I/opt/homebrew/opt/llvm/include"
#+end_src

Create potential aliases and create the prompt.
#+begin_src sh
  which lesspipe.sh &> /dev/null && export LESSOPEN="|lesspipe.sh %s"
  which eza &> /dev/null && alias ls=eza
#+end_src

Set up fuzzy finder.
#+begin_src sh
  which zsh &> /dev/null && source <(fzf --zsh)
#+end_src

Create the prompt.
#+begin_src sh
  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) $ '
#+end_src

Close the extra code block.
#+begin_src nix
  '';
#+end_src

Load =.profile= code.
#+begin_src nix
  profileExtra = ''
#+end_src

Launch =ssh-agent= at login.
#+begin_src sh
  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

Close =.profile= code.
#+begin_src nix
  '';
#+end_src

Close =zsh= configuration.
#+begin_src nix
    };
  }
#+end_src