fix: update page

pages/avatar/index.vue

@@ -48,9 +48,15 @@
       </view>
       <scroll-view scroll-x class="avatar-scroll" show-scrollbar="false">
         <view class="avatar-list">
-          <view class="avatar-card upload-card" @tap="useWeChatAvatar">
-            <view class="upload-icon">📷</view>
-            <text class="upload-text">微信头像</text>
+          <view class="avatar-card upload-card">
+            <button
+              class="wechat-avatar-btn"
+              open-type="chooseAvatar"
+              @chooseavatar="onChooseAvatar"
+            >
+              <view class="upload-icon">📷</view>
+              <text class="upload-text">微信头像</text>
+            </button>
           </view>
           <view
             v-for="(item, i) in systemAvatars"
@@ -465,6 +471,25 @@ const handleLogind = async () => {
   // Logic after successful login if needed
 };
 
+const onChooseAvatar = async (e) => {
+  const avatarUrl = e.detail.avatarUrl;
+  if (!avatarUrl) return;
+
+  uni.showLoading({ title: "上传中...", mask: true });
+  try {
+    const imageUrl = await uploadImage(avatarUrl);
+    currentAvatar.value = {
+      id: "wechat_" + Date.now(),
+      imageUrl: imageUrl,
+    };
+    uni.hideLoading();
+  } catch (e) {
+    uni.hideLoading();
+    uni.showToast({ title: "上传失败", icon: "none" });
+    console.error("Upload avatar error", e);
+  }
+};
+
 const useWeChatAvatar = () => {
   if (!isLoggedIn.value) {
     loginPopupRef.value.open();
@@ -832,28 +857,49 @@ const loadImage = (url) => {
   position: relative;
   background: #fff;
   box-shadow: 0 6rpx 16rpx rgba(0, 0, 0, 0.06);
-}
-.avatar-card.active {
-  outline: 4rpx solid #ff3b30;
-}
 
-.upload-card {
-  display: flex;
-  flex-direction: column;
-  align-items: center;
-  justify-content: center;
-  background: #fff5f5;
-  border: 2rpx dashed #ffccc7;
-  box-sizing: border-box;
-}
-.upload-icon {
-  font-size: 48rpx;
-  margin-bottom: 8rpx;
-}
-.upload-text {
-  font-size: 22rpx;
-  color: #ff3b30;
-  font-weight: 500;
+  &.active {
+    outline: 4rpx solid #ff3b30;
+  }
+
+  &.upload-card {
+    background: #fff5f5;
+    display: flex;
+    flex-direction: column;
+    align-items: center;
+    justify-content: center;
+    border: 2rpx dashed #ffccc7;
+    box-sizing: border-box;
+
+    .wechat-avatar-btn {
+      width: 100%;
+      height: 100%;
+      padding: 0;
+      margin: 0;
+      background: transparent;
+      display: flex;
+      flex-direction: column;
+      align-items: center;
+      justify-content: center;
+      line-height: normal;
+      border: none;
+
+      &::after {
+        border: none;
+      }
+    }
+
+    .upload-icon {
+      font-size: 48rpx;
+      margin-bottom: 8rpx;
+    }
+
+    .upload-text {
+      font-size: 22rpx;
+      color: #ff3b30;
+      font-weight: 500;
+    }
+  }
 }
 
 .avatar-thumb {