From 13771d56cd948addc93569dcf7a67d7641bbd747 Mon Sep 17 00:00:00 2001
From: Lorenz Schmidt <bytesnake@mailbox.org>
Date: Wed, 10 Jun 2020 17:11:51 +0200
Subject: Add default themes with media queries (#796)

* Indicate unstable API in README and mdbook

* Support user preference for light and dark theme

* Add default themes and load them in `setTheme`

* Fixes #758
---
 ui/src/utils.ts | 19 ++++++++++++++-----
 1 file changed, 14 insertions(+), 5 deletions(-)

(limited to 'ui/src/utils.ts')

diff --git a/ui/src/utils.ts b/ui/src/utils.ts
index 81bb0147..93b9cab0 100644
--- a/ui/src/utils.ts
+++ b/ui/src/utils.ts
@@ -404,7 +404,7 @@ export function getMomentLanguage(): string {
   return lang;
 }
 
-export function setTheme(theme: string = 'darkly') {
+export function setTheme(theme: string = 'darkly', loggedIn: boolean = false) {
   // unload all the other themes
   for (var i = 0; i < themes.length; i++) {
     let styleSheet = document.getElementById(themes[i]);
@@ -413,10 +413,19 @@ export function setTheme(theme: string = 'darkly') {
     }
   }
 
-  // Load the theme dynamically
-  let cssLoc = `/static/assets/css/themes/${theme}.min.css`;
-  loadCss(theme, cssLoc);
-  document.getElementById(theme).removeAttribute('disabled');
+  // if the user is not logged in, we load the default themes and let the browser decide
+  if(!loggedIn) {
+    document.getElementById("default-light").removeAttribute('disabled')
+    document.getElementById("default-dark").removeAttribute('disabled')
+  } else {
+    document.getElementById("default-light").setAttribute('disabled', 'disabled');
+    document.getElementById("default-dark").setAttribute('disabled', 'disabled');
+
+    // Load the theme dynamically
+    let cssLoc = `/static/assets/css/themes/${theme}.min.css`;
+    loadCss(theme, cssLoc);
+    document.getElementById(theme).removeAttribute('disabled');
+  }
 }
 
 export function loadCss(id: string, loc: string) {
-- 
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