feat: 更新API模型和组件以支持售罄自动下架功能

- 在api-models.ts中为设置添加shouldDiscontinueWhenSoldOut字段
- 在PointSettings.vue中新增售罄自动下架的选项
- 在多个组件中调整按钮文本和状态逻辑
- 在PointUserHistoryView.vue中添加主播筛选功能

src/views/manage/point/PointSettings.vue

@@ -54,6 +54,7 @@ const defaultSettingPoint: Setting_Point = {
   maxBonusPoints: 0,
   allowSelfCheckIn: false,
   requireAuth: false,
+  shouldDiscontinueWhenSoldOut: false,
 }
 
 // 响应式设置对象
@@ -262,6 +263,20 @@ async function SaveComboSetting() {
         </NCheckbox>
       </NFlex>
 
+      <NFlex
+        align="center"
+        :gap="12"
+      >
+        <span>其他: </span>
+        <NCheckbox
+          v-model:checked="setting.shouldDiscontinueWhenSoldOut"
+          :disabled="!canEdit"
+          @update:checked="updateSettings"
+        >
+          礼物售罄时自动下架
+        </NCheckbox>
+      </NFlex>
+
       <!-- 积分来源设置 -->
       <NFlex
         align="center"

src/views/manage/point/PointUserDetailCard.vue

@@ -328,9 +328,10 @@ onMounted(async () => {
         <NButton
           type="primary"
           :loading="isLoading"
+          :disabled="!addPointCount || addPointCount === 0"
           @click="givePoint"
         >
-          {{ addPointCount > 0 ? '给予' : '扣除' }}
+          {{ !addPointCount || addPointCount === 0 ? '确定' : (addPointCount > 0 ? '给予' : '扣除') }}
         </NButton>
       </NFlex>
     </NModal>

src/views/manage/point/PointUserManage.vue

@@ -577,9 +577,10 @@ onMounted(async () => {
       <NButton
         type="primary"
         :loading="isLoading"
+        :disabled="!addPointCount || addPointCount === 0"
         @click="givePoint"
       >
-        {{ addPointCount > 0 ? '给予' : '扣除' }}
+        {{ !addPointCount || addPointCount === 0 ? '确定' : (addPointCount > 0 ? '给予' : '扣除') }}
       </NButton>
     </NFlex>
   </NModal>