From 2197b07482b3500fdb87db579e7d538be17942c6 Mon Sep 17 00:00:00 2001
From: crupest <crupest@outlook.com>
Date: Tue, 18 Jul 2023 17:03:46 +0800
Subject: Fix #23.

---
 docker/crupest-nginx/sites/www/src/main.js | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

(limited to 'docker/crupest-nginx/sites/www/src/main.js')

diff --git a/docker/crupest-nginx/sites/www/src/main.js b/docker/crupest-nginx/sites/www/src/main.js
index 04d7b6b..39d2ba8 100644
--- a/docker/crupest-nginx/sites/www/src/main.js
+++ b/docker/crupest-nginx/sites/www/src/main.js
@@ -23,14 +23,30 @@ function setBodyPaddingForEmotion(emotion) {
   document.body.style.paddingTop = `${emotionElementHeight(emotion)}px`;
 }
 
-setBodyPaddingForEmotion(happy);
+const sloganEmotionKey = "sloganEmotion";
+
+const savedEmotion = localStorage.getItem(sloganEmotionKey) ?? happy;
+if (savedEmotion !== happy && savedEmotion !== angry) {
+  console.error(`Invalid saved emotion: ${savedEmotion}`);
+}
+
+setBodyPaddingForEmotion(savedEmotion);
+setTimeout(() => {
+  document.body.style.transition = "padding-top 1s";
+})
 
 /** @type {HTMLDivElement} */
 const sloganContainer = document.querySelector(".slogan-container")
 
+setTimeout(() => {
+  sloganContainer.dataset.sloganEmotion = savedEmotion;
+  setBodyPaddingForEmotion(savedEmotion);
+}, 500);
+
 for (const emotion of [happy, angry]) {
   emotionElement(emotion).addEventListener("click", () => {
     const opposite = emotionOpposite(emotion);
+    localStorage.setItem(sloganEmotionKey, opposite);
     sloganContainer.dataset.sloganEmotion = opposite;
     setBodyPaddingForEmotion(opposite);
   });
-- 
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