调整库存算法

src/views/ProductForm.vue

@@ -143,14 +143,15 @@
             </el-col> -->
             <el-col :span="6">
               <el-form-item label="库存数量" prop="stock">
-                <el-input-number
+                <!-- <el-input-number
                   v-model="form.stock"
                   :min="0"
                   placeholder="请输入库存数量"
                   style="width: 100%"
                  
-                />
+                /> -->
-                <div class="field-tip">商品可售库存数量</div>
+                库存：{{ combinationsStock }}
+                <div class="field-tip">商品可售库存数量，当商品样式被设置时自动计算</div>
               </el-form-item>
             </el-col>
           </el-row>
@@ -771,6 +772,7 @@ const form = reactive({
   status: 'pending',
   free_shipping: false
 })
+const combinationsStock = ref(0)
 
 // 规格管理相关数据
 const specNames = ref([])
@@ -1038,11 +1040,15 @@ const loadSpecValues = async () => {
 
 // 加载规格组合
 const loadCombinations = async (productId) => {
-  
   try {
     const { data } = await api.specifications.getCombinations(productId === undefined ? route.params.id : productId)
     combinations.value = data.data || []
+    combinationsStock.value = 0
+    for(const item of combinations.value){
+      combinationsStock.value += item.stock
+    }
   } catch (error) {
+    console.error('加载规格组合失败:', error)
     combinations.value = []
   }
 }
@@ -1069,10 +1075,17 @@ const validateSpecs = () => {
 const deleteCombination = async (combination) => {
   try {
     await api.specifications.deleteCombination(combination.id)
-    await loadCombinations(newProductId.value)
+    
+    // 确保使用正确的产品ID重新加载组合
+    const productId = newProductId.value || route.params.id
+    if (productId) {
+      await loadCombinations(productId)
       ElMessage.success('删除规格组合成功')
-    // console.log('删除规格组合:', combination.id)
+    } else {
+      ElMessage.error('无法确定产品ID，请刷新页面')
+    }
   } catch (error) {
+    console.error('删除规格组合失败:', error)
     ElMessage.error('删除规格组合失败')
   }
 }
@@ -1176,7 +1189,7 @@ const submitForm = async () => {
       price: form.price,
       points_price: form.points,  // 前端 points -> 后端 points_price
       rongdou_price: form.rongdou_price || 0,
-      stock: form.stock,
+      stock: combinationsStock.value,
       image_url: form.image.replace('https://minio.zrbjr.com', ''),      // 前端 image -> 后端 image_url
       images: JSON.stringify(form.images.map(img => img.replace('https://minio.zrbjr.com', ''))),
       videos: JSON.stringify(form.videos),