From 60615177422b3064a2133bd816865028730f1596 Mon Sep 17 00:00:00 2001
From: Cecile Tonglet <cecile.tonglet@cecton.com>
Date: Wed, 17 May 2023 14:23:34 +0200
Subject: [PATCH] Fix: do not auto-detect color scheme preference by default

---
 src/lib.rs              | 15 +++++++++------
 yewprint-doc/src/lib.rs |  1 +
 2 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/lib.rs b/src/lib.rs
index a3880fb..c88ae0a 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -193,16 +193,19 @@ pub struct Dark;
 impl Dark {
     pub fn with<T>(&self, f: impl FnOnce(&Cell<bool>) -> T) -> T {
         thread_local! {
-            static DARK: Cell<bool> = {
-                Cell::new(web_sys::window()
-                    .and_then(|x| x.match_media("(prefers-color-scheme: dark)").ok().flatten())
-                    .map(|x| x.matches())
-                    .unwrap_or(true))
-            }
+            static DARK: Cell<bool> = Cell::new(false);
         }
         DARK.with(f)
     }
 
+    pub fn auto_detect(&self) {
+        let prefers_dark = web_sys::window()
+            .and_then(|x| x.match_media("(prefers-color-scheme: dark)").ok().flatten())
+            .map(|x| x.matches())
+            .unwrap_or(true);
+        self.set(prefers_dark);
+    }
+
     pub fn get(&self) -> bool {
         self.with(|x| x.get())
     }
diff --git a/yewprint-doc/src/lib.rs b/yewprint-doc/src/lib.rs
index d5d1c70..3d3c1a1 100644
--- a/yewprint-doc/src/lib.rs
+++ b/yewprint-doc/src/lib.rs
@@ -145,6 +145,7 @@ pub fn run_app() -> Result<(), wasm_bindgen::JsValue> {
     #[cfg(feature = "console_error_panic_hook")]
     console_error_panic_hook::set_once();
 
+    yewprint::Dark.auto_detect();
     yew::Renderer::<app::AppRoot>::new().render();
 
     Ok(())