{ pkgs, config, inputs, ... }:
{
  programs.zsh = {
    enable = true;
    autocd = true;
    autosuggestion.enable = true;
    enableCompletion = true;
    shellAliases = {
      ls = "${pkgs.eza}/bin/eza";
      l = "${pkgs.eza}/bin/eza -l";
      la = "${pkgs.eza}/bin/eza -la";
      tree = "${pkgs.tre-command}/bin/tre";
      cat = "${pkgs.bat}/bin/bat";
      amend = "git commit --amend --no-edit";
      fd = "${pkgs.fd}/bin/fd";
      nix = "noglob nix"; # prevent '#' expansion
    };
    initContent = ''
      eval "$(${pkgs.mcfly}/bin/mcfly init zsh)"
    '';
    plugins = with pkgs; [
      {
        name = "formarks";
        src = fetchFromGitHub {
          owner = "wfxr";
          repo = "formarks";
          rev = "8abce138218a8e6acd3c8ad2dd52550198625944";
          sha256 = "1wr4ypv2b6a2w9qsia29mb36xf98zjzhp3bq4ix6r3cmra3xij90";
        };
        file = "formarks.plugin.zsh";
        # depends on fzf
      }
      {
        name = zsh-syntax-highlighting.pname;
        src = zsh-syntax-highlighting.src;
      }
      {
        name = "zsh-abbrev-alias";
        src = fetchFromGitHub {
          owner = "momo-lab";
          repo = "zsh-abbrev-alias";
          rev = "637f0b2dda6d392bf710190ee472a48a20766c07";
          sha256 = "16saanmwpp634yc8jfdxig0ivm1gvcgpif937gbdxf0csc6vh47k";
        };
        file = "abbrev-alias.plugin.zsh";
      }
      {
        name = zsh-autopair.pname;
        src = zsh-autopair.src;
      }
      {
        name = zsh-z.pname;
        src = zsh-z.src;
      }
    ];
  };

  programs.starship = {
    enable = true;
    settings = {
      format = builtins.concatStringsSep "" [
        "$hostname"
        "$character"
      ];
      right_format = builtins.concatStringsSep "" [
        "$cmd_duration"
        "$jobs"
        "\${custom.jj}"
        "$directory"
        "\${custom.jj_branch}"
      ];
      add_newline = false;
      character = {
        success_symbol = "[\\$](bright-black)";
        error_symbol = "[\\$](red)";
      };
      directory = {
        truncation_length = 3;
        format = " [$path]($style)[$read_only]($read_only_style)";
      };
      custom.jj = {
        command = "prompt";
        format = "$output";
        ignore_timeout = true;
        shell = ["${inputs.starship-jj.packages.${pkgs.system}.default}/bin/starship-jj" "--ignore-working-copy" "starship"];
        use_stdin = false;
        when = true;
      };
      custom.jj_branch = {
        command = ''jj log --no-graph -r 'latest(::@ & (bookmarks() | remote_bookmarks()))' -T 'coalesce(bookmarks.join(", "), remote_bookmarks.join(", "))' 2>/dev/null'';
        when = "jj root 2>/dev/null";
        format = " [$output]($style)";
        style = "bold yellow";
      };
      git_branch.disabled = true;
      git_status.disabled = true;
      command_timeout = 1000;
      hostname = {
        ssh_only = true;
        format = "[$hostname]($style) ";
      };
      cmd_duration.min_time = 2000;
    };
  };

  xdg.configFile."starship-jj/starship-jj.toml".text = ''
    module_separator = " "
    reset_color = false

    [[module]]
    type = "Bookmarks"
    separator = " "
    color = "Magenta"
    behind_symbol = "⇡"
    surround_with_quotes = false

    [[module]]
    type = "Commit"
    previous_message_symbol = "⇣"
    max_length = 24
    show_previous_if_empty = false
    empty_text = ""
    surround_with_quotes = false
    color = "Cyan"

    [module.non_unique]
    color = "Black"

    [[module]]
    type = "State"
    separator = " "

    [module.conflict]
    disabled = false
    text = "󰀨"
    color = "Red"

    [module.divergent]
    disabled = false
    text = "󰃻"
    color = "Cyan"

    [module.empty]
    disabled = true
    text = "󰟢"
    color = "Yellow"

    [module.immutable]
    disabled = false
    text = "󰌾"
    color = "Yellow"

    [module.hidden]
    disabled = false
    text = "󰈈"
    color = "Yellow"

    [[module]]
    type = "Metrics"
    template = "[{changed} {added}{removed}]"
    hide_if_empty = true
    color = "Magenta"

    [module.changed_files]
    prefix = ""
    suffix = ""
    color = "Cyan"

    [module.added_lines]
    prefix = "+"
    suffix = ""
    color = "Green"

    [module.removed_lines]
    prefix = "-"
    suffix = ""
    color = "Red"
  '';

  programs.fzf = {
    enable = true;
    enableZshIntegration = true;
  };

  programs.zoxide.enable = true;

  # lorri > nix-direnv, but lorri is not available on macOS
  programs.direnv = {
    enable = true;
    nix-direnv.enable = config.isMacOS;
  };
  services.lorri.enable = !config.isMacOS;

  home.packages = with pkgs; [
    mosh
    nixd
  ];
}