feat: 实现实时权重编辑和精确保存功能

- 选中分类后右侧权重立即变为可编辑输入框
- 保存时只保存选中分类的权重，删除未选中分类的记录
- 简化UI，移除重复的权重配置区域
- 优化用户体验，权重编辑更直观便捷

apps/desktop/src/components/template/SegmentMatchingRuleEditor.tsx

@@ -31,9 +31,7 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
   const [error, setError] = useState<string | null>(null);
 
   // 权重配置相关状态
-  const [currentWeights, setCurrentWeights] = useState<Record<string, number>>({});
   const [editingWeights, setEditingWeights] = useState<Record<string, number>>({});
-  const [weightLoading, setWeightLoading] = useState(false);
 
   const { updateSegmentMatchingRule } = useTemplateStore();
 
@@ -59,17 +57,13 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
       if (!templateId) return;
 
       try {
-        setWeightLoading(true);
         const weights = await TemplateSegmentWeightService.getSegmentWeightsWithDefaults(
           templateId,
           segmentId
         );
-        setCurrentWeights(weights);
         setEditingWeights({ ...weights });
       } catch (error) {
         console.error('Failed to load weight data:', error);
-      } finally {
-        setWeightLoading(false);
       }
     };
 
@@ -107,12 +101,23 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
       // 如果是按顺序匹配规则且有模板ID，同时保存权重配置
       if (SegmentMatchingRuleHelper.isPriorityOrder(editingRule) && templateId) {
         try {
+          // 获取当前选中的分类ID
+          const selectedCategoryIds = typeof editingRule === 'object' && 'PriorityOrder' in editingRule
+            ? editingRule.PriorityOrder.category_ids
+            : [];
+
+          // 只保存选中分类的权重，过滤掉未选中的分类
+          const selectedWeights = Object.fromEntries(
+            Object.entries(editingWeights).filter(([classificationId]) =>
+              selectedCategoryIds.includes(classificationId)
+            )
+          );
+
           await TemplateSegmentWeightService.setSegmentWeights(
             templateId,
             segmentId,
-            editingWeights
+            selectedWeights
           );
-          setCurrentWeights({ ...editingWeights });
         } catch (weightError) {
           console.error('保存权重配置失败:', weightError);
           // 权重保存失败不阻止规则保存
@@ -168,9 +173,23 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
       if (isSelected) {
         // 添加分类ID
         newCategoryIds = [...currentCategoryIds, categoryId];
+        // 为新选中的分类设置默认权重（如果还没有的话）
+        if (!editingWeights[categoryId]) {
+          const classification = aiClassifications.find(c => c.id === categoryId);
+          setEditingWeights(prev => ({
+            ...prev,
+            [categoryId]: classification?.weight || 50
+          }));
+        }
       } else {
         // 移除分类ID
         newCategoryIds = currentCategoryIds.filter(id => id !== categoryId);
+        // 从权重配置中移除未选中的分类
+        setEditingWeights(prev => {
+          const newWeights = { ...prev };
+          delete newWeights[categoryId];
+          return newWeights;
+        });
       }
 
       setEditingRule(SegmentMatchingRuleHelper.createPriorityOrder(newCategoryIds));
@@ -189,12 +208,7 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
     return weight >= 0 && weight <= 100;
   };
 
-  const getWeightDisplayInfo = (weight: number) => {
-    if (weight >= 80) return { text: '高', colorClass: 'text-green-600' };
-    if (weight >= 60) return { text: '中', colorClass: 'text-yellow-600' };
-    if (weight >= 40) return { text: '低', colorClass: 'text-orange-600' };
-    return { text: '极低', colorClass: 'text-red-600' };
-  };
+
 
   const getCurrentRuleType = (rule: SegmentMatchingRule): string => {
     if (SegmentMatchingRuleHelper.isFixedMaterial(rule)) {
@@ -325,7 +339,7 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
                   const isSelected = currentCategoryIds.includes(classification.id);
 
                   return (
-                    <label key={classification.id} className="flex items-center space-x-2 cursor-pointer hover:bg-blue-50 p-1 rounded">
+                    <div key={classification.id} className="flex items-center space-x-2 hover:bg-blue-50 p-1 rounded">
                       <input
                         type="checkbox"
                         checked={isSelected}
@@ -335,10 +349,36 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
                       <span className="text-xs text-gray-700 flex-1">
                         {classification.name}
                       </span>
-                      <span className="text-xs text-gray-500 bg-gray-100 px-1 rounded">
-                        权重: {classification.weight || 0}
-                      </span>
-                    </label>
+
+                      {/* 权重编辑区域 */}
+                      <div className="flex items-center space-x-1">
+                        {isSelected ? (
+                          // 选中时显示可编辑的输入框
+                          <div className="flex items-center space-x-1">
+                            <span className="text-xs text-gray-500">权重:</span>
+                            <input
+                              type="number"
+                              min="0"
+                              max="100"
+                              value={editingWeights[classification.id] || classification.weight || 0}
+                              onChange={(e) => {
+                                const value = parseInt(e.target.value) || 0;
+                                if (validateWeight(value)) {
+                                  handleWeightChange(classification.id, value);
+                                }
+                              }}
+                              className="w-12 text-xs text-center border border-gray-300 rounded px-1 py-0.5 focus:border-blue-500 focus:ring-1 focus:ring-blue-500"
+                              onClick={(e) => e.stopPropagation()}
+                            />
+                          </div>
+                        ) : (
+                          // 未选中时显示只读的权重值
+                          <span className="text-xs text-gray-500 bg-gray-100 px-1 rounded">
+                            权重: {classification.weight || 0}
+                          </span>
+                        )}
+                      </div>
+                    </div>
                   );
                 })}
             </div>
@@ -348,83 +388,10 @@ export const SegmentMatchingRuleEditor: React.FC<SegmentMatchingRuleEditorProps>
               </div>
             )}
 
-            {/* 权重配置区域 - 只在有模板ID且选择了分类时显示 */}
+            {/* 权重配置说明 */}
             {templateId && typeof editingRule === 'object' && 'PriorityOrder' in editingRule && editingRule.PriorityOrder.category_ids.length > 0 && (
-              <div className="mt-4 pt-3 border-t border-blue-200">
-                <div className="flex items-center justify-between mb-2">
-                  <label className="block text-xs font-medium text-blue-800">
-                    权重配置
-                  </label>
-                  {weightLoading && (
-                    <div className="text-xs text-blue-600 flex items-center">
-                      <div className="animate-spin rounded-full h-3 w-3 border-b-2 border-blue-600 mr-1"></div>
-                      加载中...
-                    </div>
-                  )}
-                </div>
-                <div className="text-xs text-gray-600 mb-3">
-                  调整各分类的权重值，权重越高的分类优先匹配
-                </div>
-
-                <div className="space-y-2 max-h-40 overflow-y-auto">
-                  {aiClassifications
-                    .filter(classification =>
-                      typeof editingRule === 'object' && 'PriorityOrder' in editingRule &&
-                      editingRule.PriorityOrder.category_ids.includes(classification.id)
-                    )
-                    .sort((a, b) => (editingWeights[b.id] || b.weight || 0) - (editingWeights[a.id] || a.weight || 0))
-                    .map((classification) => {
-                      const currentWeight = editingWeights[classification.id] || classification.weight || 0;
-                      const displayInfo = getWeightDisplayInfo(currentWeight);
-
-                      return (
-                        <div key={classification.id} className="bg-gray-50 border border-gray-200 rounded-md p-2">
-                          <div className="flex items-center justify-between mb-2">
-                            <span className="text-xs font-medium text-gray-700">
-                              {classification.name}
-                            </span>
-                            <div className="flex items-center space-x-2">
-                              <span className={`text-xs font-medium ${displayInfo.colorClass}`}>
-                                {displayInfo.text}
-                              </span>
-                              <span className="text-xs text-gray-500 bg-white px-2 py-1 rounded border">
-                                {currentWeight}
-                              </span>
-                            </div>
-                          </div>
-
-                          <div className="flex items-center space-x-2">
-                            <input
-                              type="range"
-                              min="0"
-                              max="100"
-                              step="5"
-                              value={currentWeight}
-                              onChange={(e) => handleWeightChange(classification.id, parseInt(e.target.value))}
-                              className="flex-1 h-2 bg-gray-200 rounded-lg appearance-none cursor-pointer slider"
-                            />
-                            <input
-                              type="number"
-                              min="0"
-                              max="100"
-                              value={currentWeight}
-                              onChange={(e) => {
-                                const value = parseInt(e.target.value) || 0;
-                                if (validateWeight(value)) {
-                                  handleWeightChange(classification.id, value);
-                                }
-                              }}
-                              className="w-12 text-xs text-center border border-gray-300 rounded px-1 py-1"
-                            />
-                          </div>
-                        </div>
-                      );
-                    })}
-                </div>
-
-                <div className="mt-3 text-xs text-gray-500 bg-blue-50 border border-blue-200 p-2 rounded-md">
-                  💡 权重范围：0-100，数值越高优先级越高。保存规则时会同时保存权重配置。
-                </div>
+              <div className="mt-3 text-xs text-gray-500 bg-blue-50 border border-blue-200 p-2 rounded-md">
+                💡 选中分类后可直接在右侧编辑权重值（0-100），权重越高优先级越高。保存时会同时保存权重配置。
               </div>
             )}
           </div>