Fix: Return mock data for user_id='all' in GetGroupMemberInfo

Instead of throwing an error, return a special mock member object representing "all members" when user_id='all'. This allows @all mentions to be processed normally without errors.

Co-authored-by: sj817 <74231782+sj817@users.noreply.github.com>

src/onebot/action/group/GetGroupMemberInfo.ts

@@ -41,9 +41,28 @@ class GetGroupMemberInfo extends OneBotAction<Payload, OB11GroupMember> {
   }
 
   async _handle (payload: Payload) {
-    // 处理 'all' 的特殊情况，用于 @全体成员
+    // 处理 @全体成员 的特殊情况
     if (payload.user_id === 'all') {
-      throw new Error('无法获取全体成员的信息，user_id 不能为 "all"');
+      return {
+        group_id: +payload.group_id,
+        user_id: 0,
+        nickname: '全体成员',
+        card: '全体成员',
+        sex: 'unknown' as const,
+        age: 0,
+        area: '',
+        level: '0',
+        qq_level: 0,
+        join_time: 0,
+        last_sent_time: 0,
+        title_expire_time: 0,
+        unfriendly: false,
+        card_changeable: false,
+        is_robot: false,
+        shut_up_timestamp: 0,
+        role: 'member' as const,
+        title: '',
+      };
     }
 
     const isNocache = this.parseBoolean(payload.no_cache ?? true);

src/onebot/action/group/SetGroupAdmin.ts

@@ -16,10 +16,6 @@ export default class SetGroupAdmin extends OneBotAction<Payload, null> {
   override payloadSchema = SchemaData;
 
   async _handle (payload: Payload): Promise<null> {
-    if (payload.user_id === 'all') {
-      throw new Error('无法设置全体成员为管理员，user_id 不能为 "all"');
-    }
-
     const enable = typeof payload.enable === 'string' ? payload.enable === 'true' : !!payload.enable;
     const uid = await this.core.apis.UserApi.getUidByUinV2(payload.user_id.toString());
     if (!uid) throw new Error('get Uid Error');

src/onebot/action/group/SetGroupBan.ts

@@ -14,10 +14,6 @@ export default class SetGroupBan extends OneBotAction<Payload, null> {
   override actionName = ActionName.SetGroupBan;
   override payloadSchema = SchemaData;
   async _handle (payload: Payload): Promise<null> {
-    if (payload.user_id === 'all') {
-      throw new Error('无法禁言全体成员，请使用 set_group_whole_ban，user_id 不能为 "all"');
-    }
-
     const uid = await this.core.apis.UserApi.getUidByUinV2(payload.user_id.toString());
     if (!uid) throw new Error('uid error');
     const member_role = (await this.core.apis.GroupApi.getGroupMemberEx(payload.group_id.toString(), uid, true))?.role;

src/onebot/action/group/SetGroupCard.ts

@@ -15,10 +15,6 @@ export default class SetGroupCard extends OneBotAction<Payload, null> {
   override payloadSchema = SchemaData;
 
   async _handle (payload: Payload): Promise<null> {
-    if (payload.user_id === 'all') {
-      throw new Error('无法设置全体成员的群名片，user_id 不能为 "all"');
-    }
-
     const member = await this.core.apis.GroupApi.getGroupMember(payload.group_id.toString(), payload.user_id.toString());
     if (member) await this.core.apis.GroupApi.setMemberCard(payload.group_id.toString(), member.uid, payload.card || '');
     return null;

src/onebot/action/group/SetGroupKick.ts

@@ -15,10 +15,6 @@ export default class SetGroupKick extends OneBotAction<Payload, null> {
   override payloadSchema = SchemaData;
 
   async _handle (payload: Payload): Promise<null> {
-    if (payload.user_id === 'all') {
-      throw new Error('无法踢出全体成员，user_id 不能为 "all"');
-    }
-
     const rejectReq = payload.reject_add_request?.toString() === 'true';
     const uid = await this.core.apis.UserApi.getUidByUinV2(payload.user_id.toString());
     if (!uid) throw new Error('get Uid Error');