{ config, lib, pkgs, ... }:

{
  programs = {
    bash.enable = true;
    readline = {
      enable = true;
      includeSystemConfig = true;
      extraConfig = ''
        set completion-ignore-case On
      '';
    };
    direnv = {
      enable = true;
      nix-direnv.enable = true;
      enableBashIntegration = true;
      enableZshIntegration = true;
    };
    fzf = {
      enable = true;
      enableBashIntegration = true;
      enableZshIntegration = true;
    };
    bat.enable = true;
    git = {
      enable = true;
      package = pkgs.gitFull;
      userName = "Evie Litherland-Smith";
      userEmail = lib.mkDefault "evie@xenia.me.uk";
      delta = {
        enable = true;
        options = {
          line-numbers = true;
          hyprlinks = true;
          navigate = true;
          side-by-side = true;
          syntax-theme = "base16-stylix";
        };
      };
      extraConfig = {
        pull.rebase = false;
        init.defaultBranch = "main";
        merge.conflictstyle = "diff3";
        diff.colorMoved = "default";
        credential.helper = "${pkgs.gitFull}/bin/git-credential-libsecret";
      };
    };
    ssh = {
      enable = true;
      forwardAgent = true;
      serverAliveInterval = 15;
      serverAliveCountMax = 3;
      controlMaster = "auto";
      controlPersist = "10s";
      extraConfig = ''
        AddKeysToAgent=yes
        SetEnv TERM=xterm-256color
      '';
      matchBlocks = {
        "git*".user = "git";
        "legion" = {
          user = "root";
          hostname = "192.168.1.230";
        };
        "ionos" = {
          user = "root";
          hostname = "77.68.67.133";
        };
        "freia" = {
          user = "elitherl";
          hostname = "freia020.hpc.l";
          compression = true;
          localForwards = [{
            bind.port = 6702;
            host = {
              address = "127.0.0.1";
              port = 6702;
            };
          }];
        };
        "heimdall" = {
          user = "elitherl";
          hostname = "heimdall003.jet.uk";
          compression = true;
        };
      };
    };
    starship = {
      enable = true;
      enableBashIntegration = true;
      enableZshIntegration = true;
      settings = {
        command_timeout = 1000;
        add_newline = true;
        character = {
          success_symbol = "[➜](bold green)";
          error_symbol = "[✗](bold red)";
        };
        directory = {
          truncation_length = 2;
          fish_style_pwd_dir_length = 1;
          read_only = " 󰉐";
          truncate_to_repo = false;
        };
        line_break.disabled = false;
        git_branch = {
          symbol = " ";
          only_attached = true;
          ignore_branches = [ "master" "main" ];
        };
        git_commit = {
          format = "[󰜘 $hash | $tag]($style) ";
          tag_symbol = "󰓹 ";
          tag_disabled = false;
        };
        git_metrics.disabled = false;
        hostname = {
          ssh_only = true;
          ssh_symbol = "󰢹 ";
        };
        localip.disabled = false;
        memory_usage = {
          disabled = false;
          symbol = "󰍛 ";
        };
        nix_shell.symbol = "󱄅 ";
        os = {
          disabled = false;
          format = "on [$symbol $name ]($style)";
          style = "bold blue";
          symbols = {
            Alpine = " ";
            Android = " ";
            Arch = " ";
            CentOS = " ";
            Debian = " ";
            EndeavourOS = " ";
            Fedora = " ";
            FreeBSD = " ";
            Gentoo = " ";
            Illumos = " ";
            Linux = " ";
            Macos = " ";
            Manjaro = " ";
            Mint = "󰣭 ";
            NixOS = " ";
            OpenBSD = " ";
            openSUSE = " ";
            Pop = " ";
            Raspbian = " ";
            Redhat = " ";
            RedHatEnterprise = " ";
            Solus = " ";
            SUSE = " ";
            Ubuntu = " ";
            Unknown = " ";
            Windows = " ";
          };
        };
        python = {
          symbol = "󰌠 ";
          python_binary = "python3";
        };
        rust = { symbol = "󱘗 "; };
        shell = {
          disabled = false;
          format = "using [$indicator ]($style)";
        };
        sudo = {
          disabled = false;
          symbol = "󰪋 ";
        };
      };
    };
    tmux = {
      enable = true;
      baseIndex = 1;
      clock24 = true;
      keyMode = "emacs";
      mouse = true;
      secureSocket = true;
      sensibleOnTop = true;
      shortcut = "Space";
      terminal = "xterm-256color";
      plugins = with pkgs.tmuxPlugins; [ yank tmux-fzf ];
      extraConfig = ''
        # https://old.reddit.com/r/tmux/comments/mesrci/tmux_2_doesnt_seem_to_use_256_colors/
        set -ga terminal-overrides ",*256col*,alacritty:Tc"
        set -ga terminal-overrides '*:Ss=\E[%p1%d q:Se=\E[ q'
        set-environment -g COLORTERM "truecolor"

        # easy-to-remember split pane commands
        bind | split-window -h -c "#{pane_current_path}"
        bind - split-window -v -c "#{pane_current_path}"
        bind c new-window -c "#{pane_current_path}"
      '';
    };
    zsh = {
      enable = true;
      enableAutosuggestions = true;
      enableCompletion = true;
      syntaxHighlighting.enable = true;
      enableVteIntegration = true;
      autocd = true;
      dotDir = ".config/zsh";
      historySubstringSearch.enable = true;
      history.path = "${config.xdg.dataHome}/zsh/history";
      initExtra = ''
        xdg-query-program () {
          FILETYPE=$(xdg-mime query filetype $@)
          DEFAULT=$(xdg-mime query default $FILETYPE)
          echo "$FILETYPE -> $DEFAULT"
        }
        rsync-local-config () {
          HOST=$1
          for TARGET in bat git emacs/init.el starship.toml; do
            SOURCE="${config.xdg.configHome}/$TARGET"
            TMP_TARGET=/tmp/rsync-local-config
            TMP_SOURCE=$TMP_TARGET
            NIX_SED="${pkgs.gnused}/bin/sed -i 's|/nix/.*/bin/||g'"
            NIX_REPLACE="$NIX_SED $TMP_TARGET"
            if [[ -e ${config.xdg.configHome}/$TARGET ]]; then
              if [[ -d $SOURCE ]]; then
                SOURCE=$SOURCE/
                TMP_SOURCE=$TMP_SOURCE/
                NIX_REPLACE="${pkgs.fd}/bin/fd -g '**' $TMP_TARGET -tfile -x $NIX_SED {};"
              fi
              ${pkgs.rsync}/bin/rsync -avzL --exclude=".git*" $SOURCE $TMP_TARGET
              ${pkgs.coreutils}/bin/chmod u+rw -R $TMP_SOURCE
              ${pkgs.bash}/bin/sh -c "$NIX_REPLACE"
              ${pkgs.rsync}/bin/rsync -avzL --delete --exclude=".git*" $TMP_SOURCE $HOST:.config/$TARGET
              ${pkgs.coreutils}/bin/rm -rf $TMP_SOURCE
            fi
          done
        }
      '';
      oh-my-zsh = {
        enable = true;
        plugins = [
          # Productivity
          "aliases"
          "colored-man-pages"
          "command-not-found"
          "extract"
          # Build tools
          "git"
          "gitignore"
          # Misc
          "lol"
          "rand-quote"
        ];
        theme = "";
      };
    };
  };
}