'公告管理', 'fields' => [ 'id' => 'ID', 'title' => '标题', 'content' => '内容', 'valid_time' => '有效时间', 'push_time' => '发布时间', 'status' => '状态', 'department_id' => '渠道', 'sort' => '排序', 'priority' => '优先级', 'admin_id' => '管理员ID', 'admin_name' => '管理员名称', 'created_at' => '创建时间', 'type' => '公告类型', ], 'priority' => [ Announcement::PRIORITY_ORDINARY => '普通', Announcement::PRIORITY_SENIOR => '高级', Announcement::PRIORITY_EMERGENT => '紧急', ], 'type' => [ Announcement::TYPE_BULLETIN => '公告', Announcement::TYPE_EVEBT => '事件', ], 'help' => [ 'valid_time' => '不填时为永久有效', 'push_time' => '过发布时间该公告才对客户展示', 'title' => '公告标题最多200个字', ] ];