add group chat block someone

lib/apps/group_chat/detail.dart

@@ -597,7 +597,10 @@ class _MemberDrawerWidget extends StatelessWidget {
       child: ListTile(
         leading: member.showAvatar(colorSurface: false),
         title: Text(member.name, textAlign: TextAlign.left, style: TextStyle(fontSize: 16.0)),
-        trailing: Text(isOwner ? 'Owner' : (member.isManager ? 'Manager' : ''),
+        trailing: Text(member.isBlock
+          ? 'Blocked' : (isOwner
+            ? 'Owner' : (member.isManager
+              ? 'Manager' : '')),
           style: TextStyle(color: color)),
         onTap: () {
           Navigator.pop(context);
@@ -753,6 +756,23 @@ class _MemberDetailState extends State<MemberDetail> {
                 style: TextStyle(fontSize: 14.0, color: Colors.red))),
           )
         ),
+        InkWell(
+          onTap: () {
+            Navigator.pop(context);
+            context.read<GroupChatProvider>().memberUpdate(
+              widget.member.id, !widget.member.isBlock);
+          },
+          hoverColor: Colors.transparent,
+          child: Container(
+            width: 300.0,
+            padding: const EdgeInsets.symmetric(vertical: 10.0),
+            decoration: BoxDecoration(
+              border: Border.all(color: Colors.red),
+              borderRadius: BorderRadius.circular(10.0)),
+            child: Center(child: Text(widget.member.isBlock ? 'Blocked' : 'Block',
+                style: TextStyle(fontSize: 14.0, color: Colors.red))),
+          )
+        ),
       ]
     );
   }

lib/apps/group_chat/provider.dart

@@ -37,7 +37,11 @@ class GroupChatProvider extends ChangeNotifier {
     List<int> allKeys = [];
     List<int> managers = [];
     List<int> commons = [];
+    List<int> blocks = [];
     this.activedMembers.forEach((i, m) {
+        if (m.isBlock) {
+          blocks.add(i);
+        } else {
           if (m.isManager) {
             if (m.mid == this.activedGroup.owner) {
               allKeys.add(i);
@@ -47,8 +51,9 @@ class GroupChatProvider extends ChangeNotifier {
           } else {
             commons.add(i);
           }
+        }
     });
-    return allKeys + managers + commons;
+    return allKeys + managers + commons + blocks;
   }
 
   GroupChatProvider() {
@@ -145,6 +150,10 @@ class GroupChatProvider extends ChangeNotifier {
     // rpc.send('group-chat-readd', [id]);
   }
 
+  memberUpdate(int id, bool isBlock) {
+    rpc.send('group-chat-member-update', [id, isBlock]);
+  }
+
   _list(List params) {
     this.clear();
     params.forEach((params) {

src/apps/group_chat/models.rs

@@ -674,6 +674,11 @@ impl Member {
         );
         db.update(&sql)
     }
+
+    pub fn block(db: &DStorage, id: &i64, block: bool) -> Result<usize> {
+        let sql = format!("UPDATE members SET is_block={} WHERE id = {}", block, id,);
+        db.update(&sql)
+    }
 }
 
 /// Group Chat Message Model.

src/apps/group_chat/rpc.rs

@@ -279,6 +279,18 @@ pub(crate) fn new_rpc_handler(handler: &mut RpcHandler<RpcState>) {
         },
     );
 
+    handler.add_method(
+        "group-chat-member-update",
+        |gid: GroupId, params: Vec<RpcParam>, state: Arc<RpcState>| async move {
+            let id = params[0].as_i64()?;
+            let is_block = params[1].as_bool()?;
+
+            let db = group_chat_db(state.layer.read().await.base(), &gid)?;
+            Member::block(&db, &id, is_block)?;
+            Ok(HandleResult::new())
+        },
+    );
+
     handler.add_method(
         "group-chat-message-create",
         |gid: GroupId, params: Vec<RpcParam>, state: Arc<RpcState>| async move {