qutebrowser: remeber dark theme preference

2023-05-12 12:11:46 -03:00 · 2023-05-12 12:11:46 -03:00 · f1cbae7b53
commit f1cbae7b53
parent d32bd28650
4 changed files with 107 additions and 71 deletions
--- a/user/qutebrowser/dark-theme.nix
+++ b/user/qutebrowser/dark-theme.nix
@ -0,0 +1,90 @@
+{ config, pkgs, lib, font, ... }:
+let
+  inherit (pkgs.uservars) theme;
+  inherit (theme) color;
+
+  # ".config/qutebrowser/greasemonkey/darkreader.js".text =
+  darkThemeUserscript = enabled: pkgs.writeText "darkreader.js" ''
+    // ==UserScript==
+    // @name          Dark Reader (Unofficial)
+    // @icon          https://darkreader.org/images/darkreader-icon-256x256.png
+    // @namespace     DarkReader
+    // @description	  Inverts the brightness of pages to reduce eye strain
+    // @version       4.7.15
+    // @author        https://github.com/darkreader/darkreader#contributors
+    // @homepageURL   https://darkreader.org/ | https://github.com/darkreader/darkreader
+    // @run-at        document-end
+    // @grant         none
+    // @include       http*
+    // @require       https://cdn.jsdelivr.net/npm/darkreader/darkreader.min.js
+    // @noframes
+    // ==/UserScript==
+
+    DarkReader.setFetchMethod(window.fetch)
+
+    if (${if enabled then "false" else "true"}) {
+      DarkReader.disable();
+      return;
+    }
+
+    const ignore_list = [
+      "askubuntu.com",
+      "mathoverflow.com",
+      "mathoverflow.net",
+      "serverfault.com",
+      "stackapps.com",
+      "stackexchange.com",
+      "stackoverflow.com",
+      "superuser.com",
+      "hub.docker.com",
+    ];
+
+    for (let item of ignore_list) {
+        if (window.location.origin.indexOf(item) >= 0) {
+            console.log("URL matched dark-mode ignore list");
+            return;
+        }
+    }
+
+    DarkReader.enable({
+      brightness: 100,
+      contrast: 100,
+      sepia: 0,
+
+      darkSchemeBackgroundColor: "${color.bg}",
+      darkSchemeTextColor: "${color.txt}",
+
+      lightSchemeBackgroundColor: "${color.bg}",
+      lightSchemeTextColor: "${color.txt}",
+    });
+  '';
+in
+{
+  programs.qutebrowser.keyBindings = {
+    normal = {
+      "K" = "spawn --userscript toggle-dark-theme";
+    };
+  };
+  home.file = {
+    ".local/share/qutebrowser/userscripts/toggle-dark-theme".executable = true;
+    ".local/share/qutebrowser/userscripts/toggle-dark-theme".text = ''
+      #!/bin/sh
+      DARK_READER_SCRIPT="$HOME/.config/qutebrowser/greasemonkey/darkreader.js"
+      MARKER="$HOME/.config/qutebrowser/is-dark-mode"
+      if test -f "$MARKER"
+      then
+        rm -f "$MARKER"
+        cp -f ${darkThemeUserscript false} "$DARK_READER_SCRIPT"
+        echo "jseval --world main DarkReader.disable()" >> "$QUTE_FIFO"
+      else
+        touch "$MARKER"
+        cp -f ${darkThemeUserscript true} "$DARK_READER_SCRIPT"
+        echo "jseval --world main DarkReader.enable()" >> "$QUTE_FIFO"
+      fi
+      if test -n "$QUTE_FIFO"; then
+          echo "greasemonkey-reload --quiet" >> "$QUTE_FIFO"
+      fi
+    '';
+  };
+}
+