add members panel/change member roles

discord/guild.cpp

@@ -186,3 +186,14 @@ std::vector<Snowflake> GuildData::GetSortedChannels(Snowflake ignore) const {
 
     return ret;
 }
+
+std::vector<RoleData> GuildData::FetchRoles() const {
+    if (!Roles.has_value()) return {};
+    std::vector<RoleData> ret;
+    for (const auto thing : *Roles)
+        ret.push_back(*Abaddon::Get().GetDiscordClient().GetRole(thing.ID));
+    std::sort(ret.begin(), ret.end(), [](const RoleData &a, const RoleData &b) -> bool {
+        return a.Position > b.Position;
+    });
+    return ret;
+}