void luaW_pushfaivariant(lua_State* L, variant val) {
if(val.is_int()) {
lua_pushinteger(L, val.as_int());
} else if(val.is_decimal()) {
lua_pushnumber(L, val.as_decimal() / 1000.0);
} else if(val.is_string()) {
const std::string result_string = val.as_string();
lua_pushlstring(L, result_string.c_str(), result_string.size());
} else if(val.is_list()) {
lua_newtable(L);
for(const variant& v : val.as_list()) {
lua_pushinteger(L, lua_rawlen(L, -1) + 1);
luaW_pushfaivariant(L, v);
lua_settable(L, -3);
}
} else if(val.is_map()) {
typedef std::map<variant,variant>::value_type kv_type;
lua_newtable(L);
for(const kv_type& v : val.as_map()) {
luaW_pushfaivariant(L, v.first);
luaW_pushfaivariant(L, v.second);
lua_settable(L, -3);
}
} else if(val.is_callable()) {
// First try a few special cases
if(unit_callable* u_ref = val.try_convert<unit_callable>()) {
const unit& u = u_ref->get_unit();
unit_map::iterator un_it = resources::gameboard->units().find(u.get_location());
if(&*un_it == &u) {
luaW_pushunit(L, u.underlying_id());
} else {
luaW_pushunit(L, u.side(), u.underlying_id());
}
} else if(location_callable* loc_ref = val.try_convert<location_callable>()) {
luaW_pushlocation(L, loc_ref->loc());
} else {
// If those fail, convert generically to a map
const formula_callable* obj = val.as_callable();
std::vector<formula_input> inputs;
obj->get_inputs(&inputs);
lua_newtable(L);
for(const formula_input& attr : inputs) {
if(attr.access == FORMULA_WRITE_ONLY) {
continue;
}
lua_pushstring(L, attr.name.c_str());
luaW_pushfaivariant(L, obj->query_value(attr.name));
lua_settable(L, -3);
}
}
} else if(val.is_null()) {
lua_pushnil(L);
}
}
float convert_numeric(const variant& node)
{
if(node.is_int()) {
return clamp<int>(node.as_int32(), 0, 255) / 255.0f;
} else if(node.is_float()) {
return clamp<float>(node.as_float(), 0.0f, 1.0f);
} else if(node.is_string()) {
return convert_string_to_number(node.as_string());
}
ASSERT_LOG(false, "attribute of Color value was expected to be numeric type.");
return 1.0f;
}
bool operator() ( const variant& a, const variant& b ) const noexcept
{
if( a.is_string() ) return b.is_string() && a.str == b.str ;
else return b.is_int() && a.i == b.i ;
}