nixos-config/sets/fonts.nix

{ pkgs, ... }:

{
  fonts = {
    fontconfig = {
      enable = true;
      defaultFonts = {
        sansSerif = [ "Inter" ];

        # Not really compatible with inter but i'm used to it
        monospace = [ "Fira Code" ];
        serif = [ "DejaVu Serif" ];

        emoji = [
          "Noto Color Emoji"
          "Noto Emoji"
        ];
      };
      localConf = ''
        <?xml version="1.0" encoding="UTF-8"?>
        <!DOCTYPE fontconfig SYSTEM "fonts.dtd">
        <fontconfig>
          <!-- For some reason websites really want ui font instead of default -->
          <match target="pattern">
                  <test qual="any" name="family">
                          <string>ui-monospace</string>
                  </test>
                  <edit name="family" mode="assign" binding="same">
                          <string>monospace</string>
                  </edit>
          </match>
          <match target="pattern">
                  <test qual="any" name="family">
                          <string>system-ui</string>
                  </test>
                  <edit name="family" mode="assign" binding="same">
                          <string>sans-serif</string>
                  </edit>
          </match>
          <match target="pattern">
                  <test qual="any" name="family">
                          <string>BlinkMacSystemFont</string>
                  </test>
                  <edit name="family" mode="assign" binding="same">
                          <string>sans-serif</string>
                  </edit>
          </match>
          <match target="pattern">
                  <test qual="any" name="family">
                          <string>-apple-system</string>
                  </test>
                  <edit name="family" mode="assign" binding="same">
                          <string>sans-serif</string>
                  </edit>
          </match>

          <match target="font">
            <test name="family">
              <string>Inter</string>
            </test>
            <edit name="fontfeatures" mode="append">
              <string>tnum on</string>
              <string>ss01 on</string>
              <string>ss02 on</string>
            </edit>
          </match>
          <match target="font">
            <test name="family">
              <string>Fira Code</string>
            </test>
            <edit name="fontfeatures" mode="append">
              <string>cv06 on</string>
              <string>ss02 on</string>
              <string>ss04 on</string>
            </edit>
          </match>
        </fontconfig>
      '';
    };

    enableDefaultPackages = true;
    packages =
      with pkgs;
      [
        corefonts
        dejavu_fonts
        libertine
        ocr-a
        source-code-pro
        source-sans-pro
        source-serif-pro

        # Code fonts
        fira-code
        iosevka

        # UI fonts
        b612
        cantarell-fonts
        inter
        roboto

        # Large multilingual fonts
        fira-go
        noto-fonts
        noto-fonts-cjk-sans
        noto-fonts-emoji
        noto-fonts-extra

        # Constructed languages
        nasin-nanpa

        # Weird symbols
        (nerdfonts.override { fonts = [ "NerdFontsSymbolsOnly" ]; })
      ]
      ++ (builtins.attrValues pkgs.extraFonts);
  };
}