From bcbdff8768ccb7970ceb038d1120dda6d6617dad Mon Sep 17 00:00:00 2001
From: Tim <135014430+nagisa77@users.noreply.github.com>
Date: Sat, 16 Aug 2025 17:57:42 +0800
Subject: [PATCH] feat: initialize frosted glass setting

---
 frontend_nuxt/app.vue                        |  2 +-
 frontend_nuxt/assets/global.css              | 13 ++++
 frontend_nuxt/components/BasePopup.vue       |  4 +-
 frontend_nuxt/components/HeaderComponent.vue |  2 +-
 frontend_nuxt/components/LoginOverlay.vue    |  2 +-
 frontend_nuxt/pages/settings.vue             | 65 +++++++++++++++++++-
 frontend_nuxt/plugins/frosted.client.ts      |  6 ++
 frontend_nuxt/utils/frosted.js               | 26 ++++++++
 frontend_nuxt/utils/theme.js                 |  2 +-
 9 files changed, 115 insertions(+), 7 deletions(-)
 create mode 100644 frontend_nuxt/plugins/frosted.client.ts
 create mode 100644 frontend_nuxt/utils/frosted.js

diff --git a/frontend_nuxt/app.vue b/frontend_nuxt/app.vue
index e55367988..8148fe4c9 100644
--- a/frontend_nuxt/app.vue
+++ b/frontend_nuxt/app.vue
@@ -131,7 +131,7 @@ const goToNewPost = () => {
   cursor: pointer;
   z-index: 1000;
   display: flex;
-  backdrop-filter: blur(5px);
+  backdrop-filter: var(--blur-5);
   justify-content: center;
   align-items: center;
 }
diff --git a/frontend_nuxt/assets/global.css b/frontend_nuxt/assets/global.css
index dcf0b3371..910125d06 100644
--- a/frontend_nuxt/assets/global.css
+++ b/frontend_nuxt/assets/global.css
@@ -7,6 +7,11 @@
   --header-background-color: white;
   --header-border-color: lightgray;
   --header-text-color: black;
+  --blur-1: blur(1px);
+  --blur-2: blur(2px);
+  --blur-4: blur(4px);
+  --blur-5: blur(5px);
+  --blur-10: blur(10px);
   /* 加一个app前缀防止与firefox的userChrome.css中的--menu-background-color冲突 */
   --app-menu-background-color: white;
   --background-color: white;
@@ -59,6 +64,14 @@
   --activity-card-background-color: #585858;
 }
 
+:root[data-frosted='off'] {
+  --blur-1: none;
+  --blur-2: none;
+  --blur-4: none;
+  --blur-5: none;
+  --blur-10: none;
+}
+
 body {
   margin: 0;
   padding: 0;
diff --git a/frontend_nuxt/components/BasePopup.vue b/frontend_nuxt/components/BasePopup.vue
index a4ed47b68..16c42c2f1 100644
--- a/frontend_nuxt/components/BasePopup.vue
+++ b/frontend_nuxt/components/BasePopup.vue
@@ -41,8 +41,8 @@ export default {
   left: 0;
   right: 0;
   bottom: 0;
-  backdrop-filter: blur(2px);
-  -webkit-backdrop-filter: blur(2px);
+  backdrop-filter: var(--blur-2);
+  -webkit-backdrop-filter: var(--blur-2);
 }
 .popup-content {
   position: relative;
diff --git a/frontend_nuxt/components/HeaderComponent.vue b/frontend_nuxt/components/HeaderComponent.vue
index 32b18a1e1..bb4cf2fc9 100644
--- a/frontend_nuxt/components/HeaderComponent.vue
+++ b/frontend_nuxt/components/HeaderComponent.vue
@@ -188,7 +188,7 @@ onMounted(async () => {
   justify-content: center;
   height: var(--header-height);
   background-color: var(--background-color-blur);
-  backdrop-filter: blur(10px);
+  backdrop-filter: var(--blur-10);
   color: var(--header-text-color);
   border-bottom: 1px solid var(--header-border-color);
 }
diff --git a/frontend_nuxt/components/LoginOverlay.vue b/frontend_nuxt/components/LoginOverlay.vue
index e2fd9fe0e..e1a7907b7 100644
--- a/frontend_nuxt/components/LoginOverlay.vue
+++ b/frontend_nuxt/components/LoginOverlay.vue
@@ -35,7 +35,7 @@ const goLogin = () => {
   left: 0;
   right: 0;
   bottom: 0;
-  backdrop-filter: blur(4px);
+  backdrop-filter: var(--blur-4);
   z-index: 1;
 }
 
diff --git a/frontend_nuxt/pages/settings.vue b/frontend_nuxt/pages/settings.vue
index 5b94f2ae0..7178ee347 100644
--- a/frontend_nuxt/pages/settings.vue
+++ b/frontend_nuxt/pages/settings.vue
@@ -36,6 +36,13 @@
           <BaseInput v-model="introduction" textarea rows="3" placeholder="说些什么..." />
           <div class="setting-description">自我介绍会出现在你的个人主页，可以简要介绍自己</div>
         </div>
+        <div class="form-row switch-row">
+          <div class="setting-title">毛玻璃效果</div>
+          <label class="switch">
+            <input type="checkbox" v-model="frosted" />
+            <span class="slider"></span>
+          </label>
+        </div>
       </div>
       <div v-if="role === 'ADMIN'" class="admin-section">
         <h3>管理员设置</h3>
@@ -65,12 +72,13 @@
 </template>
 
 <script setup>
-import { ref, onMounted } from 'vue'
+import { ref, onMounted, watch } from 'vue'
 import AvatarCropper from '~/components/AvatarCropper.vue'
 import BaseInput from '~/components/BaseInput.vue'
 import Dropdown from '~/components/Dropdown.vue'
 import { toast } from '~/main'
 import { fetchCurrentUser, getToken, setToken } from '~/utils/auth'
+import { frostedState, setFrosted } from '~/utils/frosted'
 const config = useRuntimeConfig()
 const API_BASE_URL = config.public.apiBaseUrl
 const username = ref('')
@@ -87,6 +95,7 @@ const aiFormatLimit = ref(3)
 const registerMode = ref('DIRECT')
 const isLoadingPage = ref(false)
 const isSaving = ref(false)
+const frosted = ref(true)
 
 onMounted(async () => {
   isLoadingPage.value = true
@@ -105,6 +114,7 @@ onMounted(async () => {
     navigateTo('/login', { replace: true })
   }
   isLoadingPage.value = false
+  frosted.value = frostedState.enabled
 })
 
 const onAvatarChange = (e) => {
@@ -118,6 +128,7 @@ const onAvatarChange = (e) => {
     reader.readAsDataURL(file)
   }
 }
+watch(frosted, (val) => setFrosted(val))
 const onCropped = ({ file, url }) => {
   avatarFile.value = file
   avatar.value = url
@@ -300,6 +311,58 @@ const save = async () => {
   max-width: 200px;
 }
 
+.switch-row {
+  flex-direction: row;
+  align-items: center;
+  justify-content: space-between;
+  max-width: 200px;
+}
+
+.switch {
+  position: relative;
+  display: inline-block;
+  width: 40px;
+  height: 20px;
+}
+
+.switch input {
+  opacity: 0;
+  width: 0;
+  height: 0;
+}
+
+.slider {
+  position: absolute;
+  cursor: pointer;
+  top: 0;
+  left: 0;
+  right: 0;
+  bottom: 0;
+  background-color: #ccc;
+  transition: 0.2s;
+  border-radius: 20px;
+}
+
+.slider:before {
+  position: absolute;
+  content: '';
+  height: 16px;
+  width: 16px;
+  left: 2px;
+  bottom: 2px;
+  background-color: white;
+  transition: 0.2s;
+  border-radius: 50%;
+}
+
+input:checked + .slider {
+  background-color: var(--primary-color);
+}
+
+input:checked + .slider:before {
+  transform: translateX(20px);
+}
+
 .profile-section {
   margin-bottom: 30px;
 }
diff --git a/frontend_nuxt/plugins/frosted.client.ts b/frontend_nuxt/plugins/frosted.client.ts
new file mode 100644
index 000000000..19ce9b389
--- /dev/null
+++ b/frontend_nuxt/plugins/frosted.client.ts
@@ -0,0 +1,6 @@
+import { defineNuxtPlugin } from 'nuxt/app'
+import { initFrosted } from '~/utils/frosted'
+
+export default defineNuxtPlugin(() => {
+  initFrosted()
+})
diff --git a/frontend_nuxt/utils/frosted.js b/frontend_nuxt/utils/frosted.js
new file mode 100644
index 000000000..e95d69201
--- /dev/null
+++ b/frontend_nuxt/utils/frosted.js
@@ -0,0 +1,26 @@
+import { reactive } from 'vue'
+
+const FROSTED_KEY = 'frosted-glass'
+
+export const frostedState = reactive({
+  enabled: true,
+})
+
+function apply() {
+  if (!import.meta.client) return
+  document.documentElement.dataset.frosted = frostedState.enabled ? 'on' : 'off'
+}
+
+export function initFrosted() {
+  if (!import.meta.client) return
+  const saved = localStorage.getItem(FROSTED_KEY)
+  frostedState.enabled = saved !== 'false'
+  apply()
+}
+
+export function setFrosted(enabled) {
+  if (!import.meta.client) return
+  frostedState.enabled = enabled
+  localStorage.setItem(FROSTED_KEY, enabled ? 'true' : 'false')
+  apply()
+}
diff --git a/frontend_nuxt/utils/theme.js b/frontend_nuxt/utils/theme.js
index ca0a0253e..48c315efb 100644
--- a/frontend_nuxt/utils/theme.js
+++ b/frontend_nuxt/utils/theme.js
@@ -143,7 +143,7 @@ function fallbackThemeTransition(applyFn) {
     background-color: ${currentBg};
     z-index: 9999;
     pointer-events: none;
-    backdrop-filter: blur(1px);
+    backdrop-filter: var(--blur-1);
   `
   document.body.appendChild(transitionElement)