fix: 策略编辑页面股票搜索修复

- 将u-input替换为原生input，解决事件参数问题
- 添加onStockInput方法正确处理input事件
- 添加调试日志便于排查再平衡策略资产加载问题

pages/strategies/edit/edit.vue

@@ -146,12 +146,11 @@
                 <view class="asset-inputs">
                   <view class="asset-input relative">
                     <text class="asset-label">代码</text>
-                    <u-input 
+                    <input 
                       v-model="asset.symbol" 
+                      class="stock-input"
                       placeholder="如 AAPL"
-                      :border="false"
-                      :customStyle="{ backgroundColor: '#F9FAFB', borderRadius: '16rpx', height: '72rpx', padding: '0 20rpx' }"
-                      @input="(e) => searchStock(e, index)"
+                      @input="(e) => onStockInput(e, index)"
                     />
                     <!-- 搜索下拉列表 -->
                     <view class="search-dropdown" v-if="searchResults.length > 0 && activeAssetIndex === index">
@@ -302,10 +301,16 @@ const formData = ref({
 const searchResults = ref([]);
 const activeAssetIndex = ref(-1);
 const searchTimer = ref(null);
+
+const onStockInput = (e, assetIndex) => {
+  const keyword = e.detail.value;
+  console.log('🔍 策略页面股票输入:', keyword, 'assetIndex:', assetIndex);
+  searchStock(keyword, assetIndex);
+};
+
 const searchStock = async (keyword, assetIndex) => {
-  // 防抖
+  console.log('🔍 searchStock 调用:', keyword, 'assetIndex:', assetIndex);
   if (searchTimer.value) clearTimeout(searchTimer.value);
-  // 赋值当前激活的搜索下标
   activeAssetIndex.value = assetIndex;
   if (!keyword || keyword.length < 1) {
     searchResults.value = [];
@@ -315,7 +320,9 @@ const searchStock = async (keyword, assetIndex) => {
 
   searchTimer.value = setTimeout(async () => {
     try {
+      console.log('📤 调用 api.ticker.search:', keyword);
       const res = await api.ticker.search(keyword);
+      console.log('📥 搜索结果:', res);
       if (res.code === 200) {
         searchResults.value = res.data.map(item => ({
           ...item,
@@ -520,6 +527,8 @@ const loadStrategyDetail = async (id) => {
         // 兼容旧格式
         params = JSON.parse(data.config);
       }
+      console.log('📊 策略类型:', data.type, '参数:', params);
+      
       switch (data.type) {
         case 'ma_trend':
           formData.value.maType = params.maType || 'SMA';
@@ -529,11 +538,13 @@ const loadStrategyDetail = async (id) => {
         case 'risk_parity':
           formData.value.lookbackPeriod = params.lookbackPeriod?.toString() || '';
           formData.value.rebalanceThreshold = params.rebalanceThreshold?.toString() || '';
+          console.log('📊 再平衡策略 assets:', params.assets);
           if (params.assets && params.assets.length > 0) {
             formData.value.assets = params.assets.map(asset => ({
               symbol: asset.symbol || '',
               targetWeight: asset.targetWeight?.toString() || ''
             }));
+            console.log('📊 填充后的 formData.assets:', formData.value.assets);
           }
           break;
         case 'chandelier_exit':
@@ -850,6 +861,17 @@ onMounted(() => {
   font-weight: 600;
 }
 
+.stock-input {
+  width: 100%;
+  height: 72rpx;
+  background-color: #F9FAFB;
+  border-radius: 16rpx;
+  padding: 0 20rpx;
+  font-size: 26rpx;
+  color: #1F2937;
+  box-sizing: border-box;
+}
+
 /* 搜索下拉列表 */
 .relative {
   position: relative;