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#include "MoveToSubmodel.h"
#include "math/vecmat.h"
#include "parse/parselo.h"
#include "ship/ship.h"
#include <utility>
namespace actions {
namespace types {
flagset<ProgramContextFlags> MoveToSubmodel::getRequiredExecutionContextFlags()
{
return flagset<ProgramContextFlags>{ProgramContextFlags::HasObject, ProgramContextFlags::HasSubobject};
}
MoveToSubmodel::MoveToSubmodel(expression::TypedActionExpression<ValueType> subObjectExpression)
: m_subObjectExpression(std::move(subObjectExpression))
{
}
MoveToSubmodel::~MoveToSubmodel() = default;
ActionResult MoveToSubmodel::execute(ProgramLocals& locals) const
{
// The calling code should ensure that this never happens
Assertion(locals.hostSubobject >= 0, "Did not have a valid host subobject.");
auto instance = object_get_model_instance(locals.host.objp());
Assertion(instance != -1, "Model instances are required if a host subobject is specified.");
auto pmi = model_get_instance(instance);
auto pm = model_get(pmi->model_num);
const auto destinationSubObject = m_subObjectExpression.execute(locals.variables);
bool goToParent = false;
if (destinationSubObject == "<parent>") {
goToParent = true;
}
if (goToParent) {
// Special case when we simply want to go to our parent without explicitly specifying its name
auto parentSubobject = pm->submodel[locals.hostSubobject].parent;
if (parentSubobject < 0) {
Warning(LOCATION,
"Current program subobject %s on model %s has no parent!",
pm->submodel[locals.hostSubobject].name,
pm->filename);
return ActionResult::Errored;
}
// We have a valid parent so this move will work properly
locals.hostSubobject = parentSubobject;
return ActionResult::Finished;
}
// We need to do a linear search for the right subobject
for (int i = 0; i < pm->n_models; ++i) {
const auto submodel = pm->submodel[i];
if (subsystem_stricmp(destinationSubObject.c_str(), submodel.name) == 0) {
// Found something!
locals.hostSubobject = i;
return ActionResult::Finished;
}
}
Warning(LOCATION, "Could not find subobject %s in model %s!", destinationSubObject.c_str(), pm->filename);
return ActionResult::Errored;
}
std::unique_ptr<Action> MoveToSubmodel::clone() const
{
return std::unique_ptr<Action>(new MoveToSubmodel(*this));
}
} // namespace types
} // namespace actions
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