fix: restrict batch image groups to gemini

frontend/src/i18n/locales/en.ts

@@ -2314,6 +2314,7 @@ export default {
         batchHoldMultiplier: 'Batch hold price ratio',
         batchSectionHint: 'Batch image settings only apply to batch jobs: settlement applies the batch discount, and the upfront hold is normal image price × batch hold price ratio. Reference images also create upstream input-token usage, so a batch image discount above 0.5 is recommended.',
         batchDisabledHint: 'Enable image generation for this group before enabling batch image generation.',
+        batchGeminiOnlyHint: 'Batch image generation is currently available only for Gemini groups.',
         modeHint: 'By default, image billing uses image price × current effective group multiplier. Independent mode uses image price × image multiplier.',
         finalPricePreview: 'Final per-image price preview',
         notConfigured: 'Not configured'

frontend/src/i18n/locales/zh.ts

@@ -2396,6 +2396,7 @@ export default {
         batchHoldMultiplier: '批量冻结价格比例',
         batchSectionHint: '批量生图仅影响批量任务：结算价格会叠加批量折扣倍率，提交时冻结金额按普通生图原价 × 批量冻结价格比例计算。参考图也会产生上游输入 token 消耗，建议批量生图折扣倍率设置大于 0.5。',
         batchDisabledHint: '请先开启当前分组生图，才能开启批量生图。',
+        batchGeminiOnlyHint: '批量生图当前仅支持 Gemini 分组。',
         modeHint: '默认关闭独立倍率时，图片费用 = 图片价格 × 当前分组有效倍率；开启独立倍率后，图片费用 = 图片价格 × 生图独立倍率。',
         finalPricePreview: '最终单张价格预览',
         notConfigured: '未配置'

frontend/src/views/admin/GroupsView.vue

@@ -889,25 +889,17 @@
               </div>
             </div>
           </div>
-          <div class="mt-4 border-t border-dashed border-gray-200 pt-4 dark:border-dark-700">
+          <div v-if="createForm.platform === 'gemini' && createForm.allow_image_generation" class="mt-4 border-t border-dashed border-gray-200 pt-4 dark:border-dark-700">
             <label
               class="flex items-center gap-2 text-sm font-medium text-gray-700 dark:text-gray-300"
-              :class="!createForm.allow_image_generation ? 'cursor-not-allowed opacity-50' : ''"
             >
               <input
                 v-model="createForm.allow_batch_image_generation"
                 type="checkbox"
-                :disabled="!createForm.allow_image_generation"
                 class="rounded border-gray-300 text-blue-600 focus:ring-blue-500"
               />
               {{ t("admin.groups.imagePricing.allowBatchImageGeneration") }}
             </label>
-            <p
-              v-if="!createForm.allow_image_generation"
-              class="mt-2 text-xs text-gray-500 dark:text-gray-400"
-            >
-              {{ t("admin.groups.imagePricing.batchDisabledHint") }}
-            </p>
             <p class="mt-2 text-xs text-gray-500 dark:text-gray-400">
               {{ t("admin.groups.imagePricing.batchSectionHint") }}
             </p>
@@ -943,6 +935,12 @@
               </div>
             </div>
           </div>
+          <p
+            v-else-if="createForm.platform !== 'gemini'"
+            class="mt-4 border-t border-dashed border-gray-200 pt-4 text-xs text-gray-500 dark:border-dark-700 dark:text-gray-400"
+          >
+            {{ t("admin.groups.imagePricing.batchGeminiOnlyHint") }}
+          </p>
         </div>
 
         <!-- 高峰时段倍率配置（仅订阅类型分组） -->
@@ -2282,25 +2280,17 @@
               </div>
             </div>
           </div>
-          <div class="mt-4 border-t border-dashed border-gray-200 pt-4 dark:border-dark-700">
+          <div v-if="editForm.platform === 'gemini' && editForm.allow_image_generation" class="mt-4 border-t border-dashed border-gray-200 pt-4 dark:border-dark-700">
             <label
               class="flex items-center gap-2 text-sm font-medium text-gray-700 dark:text-gray-300"
-              :class="!editForm.allow_image_generation ? 'cursor-not-allowed opacity-50' : ''"
             >
               <input
                 v-model="editForm.allow_batch_image_generation"
                 type="checkbox"
-                :disabled="!editForm.allow_image_generation"
                 class="rounded border-gray-300 text-blue-600 focus:ring-blue-500"
               />
               {{ t("admin.groups.imagePricing.allowBatchImageGeneration") }}
             </label>
-            <p
-              v-if="!editForm.allow_image_generation"
-              class="mt-2 text-xs text-gray-500 dark:text-gray-400"
-            >
-              {{ t("admin.groups.imagePricing.batchDisabledHint") }}
-            </p>
             <p class="mt-2 text-xs text-gray-500 dark:text-gray-400">
               {{ t("admin.groups.imagePricing.batchSectionHint") }}
             </p>
@@ -2336,6 +2326,12 @@
               </div>
             </div>
           </div>
+          <p
+            v-else-if="editForm.platform !== 'gemini'"
+            class="mt-4 border-t border-dashed border-gray-200 pt-4 text-xs text-gray-500 dark:border-dark-700 dark:text-gray-400"
+          >
+            {{ t("admin.groups.imagePricing.batchGeminiOnlyHint") }}
+          </p>
         </div>
 
         <!-- 高峰时段倍率配置（仅订阅类型分组） -->
@@ -4036,6 +4032,7 @@ const editForm = reactive({
 });
 
 type ImagePricingFormState = {
+  platform: GroupPlatform;
   allow_image_generation: boolean;
   allow_batch_image_generation: boolean;
   rate_multiplier: number;
@@ -4103,10 +4100,10 @@ const editImageFinalPricePreview = computed(() =>
 const resetDisabledBatchImagePricing = (
   form: Pick<
     ImagePricingFormState,
-    "allow_image_generation" | "allow_batch_image_generation" | "batch_image_discount_multiplier" | "batch_image_hold_multiplier"
+    "platform" | "allow_image_generation" | "allow_batch_image_generation" | "batch_image_discount_multiplier" | "batch_image_hold_multiplier"
   >,
 ) => {
-  if (!form.allow_image_generation) {
+  if (form.platform !== "gemini" || !form.allow_image_generation) {
     form.allow_batch_image_generation = false;
   }
   if (!form.allow_batch_image_generation) {
@@ -4683,6 +4680,7 @@ watch(
       createForm.require_oauth_only = false;
       createForm.require_privacy_set = false;
     }
+    resetDisabledBatchImagePricing(createForm);
     resetModelsListState(createModelsListState);
     loadModelsListCandidates("create", 0, newVal);
   },
@@ -4715,6 +4713,7 @@ watch(
       editForm.require_oauth_only = false;
       editForm.require_privacy_set = false;
     }
+    resetDisabledBatchImagePricing(editForm);
     if (editingGroup.value) {
       resetModelsListState(editModelsListState, editForm.platform === editingGroup.value.platform ? editingGroup.value.models_list_config : undefined);
       loadModelsListCandidates("edit", editingGroup.value.id, newVal);