nix-config/i3.nix

{ pkgs, lib, ... }:

let
  colors = import ./colors;
  mod = "Mod4";
in {
  # Dependencies
  home.packages = with pkgs; [
    playerctl # pactl comes with PulseAudio
    xclip # Copying screenshots to clipboard
  ];

  # Screenshots
  services.flameshot = {
    enable = true;
    settings = {
      General = {
        disabledTrayIcon = true;
        showStartupLaunchMessage = false;
        showHelp = false;
        showSidePanelButton = false;
        uiColor = "${colors.bg1}";
        contrastUiColor = "${colors.bg0}";
        drawColor = "#ffffff";
      };
    };
  };

  xsession.windowManager.i3 = {
    enable = true;
    config = {
      defaultWorkspace = "workspace number 1"; # defaults to 10 for some reason
      modifier = mod;
      # i3-gaps-specific configuration
      gaps = {
        inner = 12;
        smartGaps = true;
      };
      colors = {
        focused = {
          border      = "${colors.bg1}";
          background  = "${colors.bg1}";
          text        = "${colors.fg0}";
          indicator   = "${colors.undefined}";
          childBorder = "${colors.undefined}";
        };
        focusedInactive = {
          border      = "${colors.bg1}";
          background  = "${colors.bg1}";
          text        = "${colors.fg0}";
          indicator   = "${colors.undefined}";
          childBorder = "${colors.undefined}";
        };
        unfocused = {
          border      = "${colors.bg0}";
          background  = "${colors.bg0}";
          text        = "${colors.fg0}";
          indicator   = "${colors.undefined}";
          childBorder = "${colors.undefined}";
        };
      };
      startup = [
        {
          command = "(systemctl --user restart polybar &) && (nm-applet &) && (nextcloud &)";
          always = true;
          notification = false;
        }
      ];
      keybindings = lib.mkOptionDefault {
        "${mod}+Return" = "exec kitty";
        "${mod}+Shift+e" = "exec i3-msg exit"; # bypass default session exit confirmation menu
        "${mod}+space" = "exec i3-msg open"; # Open blank space
        "Mod1+Q" = "exec /etc/profiles/per-user/elnu/bin/rofi-power";

        # Audio controls
        "XF86AudioRaiseVolume" = "exec --no-startup-id pactl set-sink-volume @DEFAULT_SINK@ +10%";
        "XF86AudioLowerVolume" = "exec --no-startup-id pactl set-sink-volume @DEFAULT_SINK@ -10%";
        "XF86AudioMute" = "exec --no-startup-id pactl set-sink-mute @DEFAULT_SINK@ toggle";
        "XF86AudioMicMute" = "exec --no-startup-id pactl set-source-mute @DEFAULT_SOURCE@ toggle";

        # Media player controls
        "XF86AudioPlay" = "exec playerctl play-pause";
        "XF86AudioNext" = "exec playerctl next";
        "XF86AudioPrev" = "exec playerctl previous";

        # Window resizing
        "${mod}+Ctrl+Left" = "resize shrink width 1px or 1ppt";
        "${mod}+Ctrl+Right" = "resize grow width 1px or 1ppt";
        "${mod}+Ctrl+Up" = "resize grow height 1px or 1ppt";
        "${mod}+Ctrl+Down" = "resize shrink height 1px or 1ppt";

        # Screenshots
        "Print" = "exec flameshot gui";
      };
      keycodebindings = {
        "133" = "--release exec rofi -show run -theme";
      };
      window.commands = [
        {
          command = "border pixel 0";
          criteria = { class = "^.*"; };
        }
      ];
      bars = [];
    };
  };
}