feat: add channel report batch briefs

src/apps/admin/AdminReportTasksPage.tsx

@@ -176,6 +176,7 @@ export function AdminReportTasksPage() {
       .then((result) => {
         setTasks(result.items);
         setTotal(result.total);
+        setSelected(new Set());
         setError('');
       })
       .catch((failure: Error) => setError(failure.message || '报备明细加载失败'));
@@ -348,6 +349,7 @@ export function AdminReportTasksPage() {
       ),
     },
   ];
+  const allCurrentPageSelected = tasks.length > 0 && tasks.every((task) => selected.has(task.id));
 
   return (
     <section className="page-stack admin-sms-task-page report-task-page">
@@ -357,18 +359,29 @@ export function AdminReportTasksPage() {
           <h1>通道报备明细</h1>
           <p>按企业应用 × 签名/引流对象 × 通道 × 运营商展示，未生成任务的“未报备”明细也会显示。</p>
         </div>
-        <Button
-          disabled={!selected.size}
-          onClick={() => {
-            const first = tasks.find((task) => selected.has(task.id));
-            if (first) {
-              setStatusTask(first);
-              setNextStatus('reporting');
+        <div className="page-heading-actions">
+          <Button
+            disabled={!tasks.length}
+            onClick={() =>
+              setSelected(allCurrentPageSelected ? new Set() : new Set(tasks.map((task) => task.id)))
             }
-          }}
-        >
-          批量修改状态（{selected.size}）
-        </Button>
+            variant="ghost"
+          >
+            {allCurrentPageSelected ? '取消全选' : '全选当前页'}
+          </Button>
+          <Button
+            disabled={!selected.size}
+            onClick={() => {
+              const first = tasks.find((task) => selected.has(task.id));
+              if (first) {
+                setStatusTask(first);
+                setNextStatus('reporting');
+              }
+            }}
+          >
+            批量修改状态（{selected.size}）
+          </Button>
+        </div>
       </div>
       {error ? <p className="form-error">{error}</p> : null}
       <div className="surface admin-task-filter">