From a3ffa67a66c556ac3ff65aae8baeb69e77e1e33e Mon Sep 17 00:00:00 2001
From: "mula.liu" <mula.liu@163.com>
Date: Tue, 3 Feb 2026 00:53:55 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8D=E5=90=AF=E5=8A=A8=E9=94=99?=
 =?UTF-8?q?=E8=AF=AF?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 src/app.js          | 12 ++++++++----
 src/i18n/en-US.json |  2 +-
 src/i18n/zh-CN.json |  2 +-
 3 files changed, 10 insertions(+), 6 deletions(-)

diff --git a/src/app.js b/src/app.js
index c4558e5..36e3655 100644
--- a/src/app.js
+++ b/src/app.js
@@ -104,10 +104,14 @@ function setupLanguageSwitch() {
     const btn = document.getElementById('langSwitch');
     btn.textContent = i18n.locale === 'zh-CN' ? 'EN' : '中文';
     btn.addEventListener('click', async () => {
-        const newLocale = i18n.locale === 'zh-CN' ? 'en-US' : 'zh-CN';
-        await i18n.switchLocale(newLocale);
-        btn.textContent = newLocale === 'zh-CN' ? 'EN' : '中文';
-        updateDynamicTexts();
+        try {
+            const newLocale = i18n.locale === 'zh-CN' ? 'en-US' : 'zh-CN';
+            await i18n.switchLocale(newLocale);
+            btn.textContent = newLocale === 'zh-CN' ? 'EN' : '中文';
+            updateDynamicTexts();
+        } catch (e) {
+            console.error('Language switch failed:', e);
+        }
     });
 }
 
diff --git a/src/i18n/en-US.json b/src/i18n/en-US.json
index 0b4449d..52cf500 100644
--- a/src/i18n/en-US.json
+++ b/src/i18n/en-US.json
@@ -6,7 +6,7 @@
   "main.title": "Gemini AI Watermark Removal",
   "main.subtitle": "Based on reverse alpha blending algorithm, pure browser-side processing, Free, Fast, and Lossless",
   "upload.text": "Click to select or drag images here",
-  "upload.hint": "Supports JPG, PNG, WebP",
+  "upload.hint": "Supports JPG, PNG, WebP, PDF",
   "step.1": "Select Original Image",
   "step.2": "Auto Processing",
   "step.3": "Save Clean Image",
diff --git a/src/i18n/zh-CN.json b/src/i18n/zh-CN.json
index bebf33d..1f5e50f 100644
--- a/src/i18n/zh-CN.json
+++ b/src/i18n/zh-CN.json
@@ -6,7 +6,7 @@
   "main.title": "Gemini AI 图像去水印",
   "main.subtitle": "基于反向 Alpha 混合算法，纯浏览器本地处理，免费、极速、无损",
   "upload.text": "点击选择 或 拖拽图片至此",
-  "upload.hint": "支持 JPG, PNG, WebP",
+  "upload.hint": "支持 JPG, PNG, WebP, PDF",
   "step.1": "选择原始图片",
   "step.2": "算法自动解析",
   "step.3": "保存无水印图",