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FIX: do not override logo markup when loading page in dark mode

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Ensures that when loading the page in dark mode, logo can switch back to light logo if user toggles their OS appearance.
This commit is contained in:
Penar Musaraj 2020-08-18 20:33:42 -04:00
parent ed0e1e28b4
commit 1a7391a251
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GPG Key ID: E390435D881FF0F7
3 changed files with 10 additions and 9 deletions
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9
app/assets/javascripts/discourse/app/pre-initializers/discourse-bootstrap.js
View File

@ -91,10 +91,11 @@ export default {
);
Session.currentProp(
"darkColorScheme",
getComputedStyle(document.documentElement)
.getPropertyValue("--scheme-type")
.trim() === "dark"
"defaultColorSchemeIsDark",
!window.matchMedia("(prefers-color-scheme: dark)").matches &&
getComputedStyle(document.documentElement)
.getPropertyValue("--scheme-type")
.trim() === "dark"
);
Session.currentProp("highlightJsPath", setupData.highlightJsPath);

2
app/assets/javascripts/discourse/app/widgets/home-logo.js
View File

@ -85,7 +85,7 @@ export default createWidget("home-logo", {
// try dark logos first when color scheme is dark
// this is independent of browser dark mode
// hence the fallback to normal logos
if (Session.currentProp("darkColorScheme")) {
if (Session.currentProp("defaultColorSchemeIsDark")) {
return (
siteSettings[`site_${name}_dark_url`] ||
siteSettings[`site_${name}_url`] ||

8
test/javascripts/widgets/home-logo-test.js
View File

@ -202,10 +202,10 @@ widgetTest("dark color scheme and dark logo set", {
beforeEach() {
this.siteSettings.site_logo_url = bigLogo;
this.siteSettings.site_logo_dark_url = darkLogo;
Session.currentProp("darkColorScheme", true);
Session.currentProp("defaultColorSchemeIsDark", true);
},
afterEach() {
Session.currentProp("darkColorScheme", null);
Session.currentProp("defaultColorSchemeIsDark", null);
},
test(assert) {
assert.ok(find("img#site-logo.logo-big").length === 1);
@ -222,10 +222,10 @@ widgetTest("dark color scheme and dark logo not set", {
beforeEach() {
this.siteSettings.site_logo_url = bigLogo;
this.siteSettings.site_logo_dark_url = "";
Session.currentProp("darkColorScheme", true);
Session.currentProp("defaultColorSchemeIsDark", true);
},
afterEach() {
Session.currentProp("darkColorScheme", null);
Session.currentProp("defaultColorSchemeIsDark", null);
},
test(assert) {
assert.ok(find("img#site-logo.logo-big").length === 1);