Change voip version type to string

include/mtx/events/voip.hpp

@@ -22,7 +22,7 @@ struct CallInvite
         //! The SDP text of the session description.
         std::string sdp;
         //! The version of the VoIP specification this message adheres to.
-        uint16_t version;
+        std::string version;
         //! The time in milliseconds that the invite is valid for.
         uint32_t lifetime;
 };
@@ -51,7 +51,7 @@ struct CallCandidates
         //! Array of objects describing the candidates.
         std::vector<Candidate> candidates;
         //! The version of the VoIP specification this message adheres to.
-        uint16_t version;
+        std::string version;
 };
 
 void
@@ -68,7 +68,7 @@ struct CallAnswer
         //! The SDP text of the session description.
         std::string sdp;
         //! The version of the VoIP specification this message adheres to.
-        uint16_t version;
+        std::string version;
 };
 
 void
@@ -90,7 +90,7 @@ struct CallHangUp
         //! The ID of the call this event relates to.
         std::string call_id;
         //! The version of the VoIP specification this message adheres to.
-        uint16_t version;
+        std::string version;
         //! The reason for the call hang up.
         Reason reason = Reason::User;
 };

lib/structs/events/voip.cpp

-#include <cstdlib>
 #include <string>
 
 #include "mtx/events/voip.hpp"
@@ -8,17 +7,12 @@
 using json = nlohmann::json;
 
 namespace {
-uint16_t
+std::string
 version(const json &obj)
 {
         auto v = obj.at("version");
-        try {
-                return v.get<uint16_t>();
-        } catch (const json::type_error &) {
-                return std::atoi(v.get<std::string>().c_str());
-        }
+        return v.is_number() ? "0" : v.get<std::string>();
 }
-
 }
 
 namespace mtx::events::msg {