{
  pkgs,
  theme,
  ...
}: let
  zsh_autosuggest_highlight_style =
    if theme == "light"
    then "fg=180"
    else "fg=10";
in {
  programs.zsh = {
    enable = true;
    enableCompletion = true;
    history.size = 10000;

    autosuggestion = {
      enable = true;
      highlight = zsh_autosuggest_highlight_style;
    };

    initContent = ''
      # Auto-start tmux if conditions are met
      if [[ -z "$TMUX" && -z "$SSH_TTY" && $- == *i* ]]; then
        # Check if tmux is available and terminal supports it
        if command -v tmux >/dev/null 2>&1; then
          # Try to attach to existing session, or create new one
          exec tmux new-session -A -s default
        fi
      fi

      function set_win_title(){
          local TITLE=$(git config --get remote.origin.url || echo "$PWD")
          echo -ne "\033]0; $(basename "$TITLE") \007"
      }

      precmd_functions+=(set_win_title)

      function zvm_config() {
        ZVM_INIT_MODE=sourcing
      }

      source ${pkgs.zsh-vi-mode}/share/zsh-vi-mode/zsh-vi-mode.plugin.zsh
    '';
  };
}