some tweaks in help

src/command.rs

@@ -91,7 +91,7 @@ static RE_HELP: once_cell::sync::Lazy<Regex> = Lazy::new(|| {
 });
 
 static RE_MEMBERS: once_cell::sync::Lazy<Regex> = Lazy::new(|| {
-    command!(r"(?:members)")
+    command!(r"(?:members|who)")
 });
 
 static RE_LEAVE: once_cell::sync::Lazy<Regex> = Lazy::new(|| {
@@ -423,6 +423,7 @@ mod test {
     fn test_members() {
         assert!(!RE_MEMBERS.is_match("/admin lain@pleroma.soykaf.com"));
         assert!(RE_MEMBERS.is_match("/members"));
+        assert!(RE_MEMBERS.is_match("/who"));
     }
 
     #[test]

src/group_handle.rs

@@ -382,28 +382,54 @@ impl GroupHandle {
                                     }
                                 }
                                 StatusCommand::Help => {
+                                    if self.config.is_member_only() {
+                                        let mut s = "This is a member-only group. ".to_string();
+                                        if self.config.can_write(&notif_acct) {
+                                            s.push_str("*You are not a member, ask one of the admins to add you.*");
+                                        } else {
+                                            if is_admin {
+                                                s.push_str("*You are an admin.*");
+                                            } else {
+                                                s.push_str("*You are a member.*");
+                                            }
+                                        }
+                                        replies.push(s);
+                                    } else {
+                                        let mut s = "This is a public-access group. ".to_string();
+                                        if is_admin {
+                                            s.push_str("*You are an admin.*");
+                                        }
+                                        replies.push(s);
+                                    }
+
                                     replies.push(
-                                        "To share an original post with the group, mention the group user.\n\
-                                        Posts with commands won't be shared. Supported commands:\n\
+                                        "\nTo share an original post, mention the group user.\n\
+                                        Posts with commands, and replies, won't be shared.\n\
+                                        \n\
+                                        **Supported commands:**\n\
                                         `/ignore, /i` - make the group completely ignore the post\n\
-                                        `/boost, /b` - boost the replied-to post into the group\n\
-                                        `/leave` - leave the group as a member".to_string());
+                                        `/members, /who` - show group members / admins\n\
+                                        `/boost, /b` - boost the replied-to post into the group".to_string());
+
+                                    if self.config.is_member_only() {
+                                        replies.push("`/leave` - leave the group".to_string());
+                                    }
 
                                     if is_admin {
                                         replies.push(
-                                            "`/members` - list members and admins\n\
+                                            "`/add user` - add a member (use e-mail style address)\n\
                                             `/kick, /remove user` - kick a member\n\
-                                            `/add user` - add a member\n\
                                             `/ban x` - ban a user or a server\n\
                                             `/unban x` - lift a ban\n\
-                                            `/op, /admin user` - give admin rights\n\
-                                            `/deop, /deadmin user` - remove admin rights\n\
+                                            `/op, /admin user` - grant admin rights\n\
+                                            `/deop, /deadmin user` - revoke admin rights\n\
                                             `/opengroup` - make member-only\n\
                                             `/closegroup` - make public-access\n\
-                                            `/announce x` - make a public announcement from all that follows".to_string());
+                                            `/announce x` - make a public announcement from the rest of the status".to_string());
                                     }
                                 }
                                 StatusCommand::ListMembers => {
+                                    let mut show_admins = false;
                                     if is_admin {
                                         if self.config.is_member_only() {
                                             replies.push("Group members:".to_string());
@@ -420,6 +446,13 @@ impl GroupHandle {
                                                 }
                                             }
                                         } else {
+                                            show_admins = true;
+                                        }
+                                    } else {
+                                        show_admins = true;
+                                    }
+
+                                    if show_admins {
                                         replies.push("Group admins:".to_string());
                                         let mut admins = self.config.get_admins().collect::<Vec<_>>();
                                         admins.sort();
@@ -428,7 +461,6 @@ impl GroupHandle {
                                         }
                                     }
                                 }
-                                }
                                 StatusCommand::Leave => {
                                     if self.config.is_member(&notif_acct) {
                                         any_admin_cmd = true;