private function manageSpacecraftFlightRelation()
{
$currentSpacecraftFlight = $this->mission->spacecraftFlight;
$spacecraftInput = array_pull($this->input['mission']['spacecraft_flight'], 'spacecraft');
// If the spacecraft flight input exists (create/update)
if (!is_null($this->input['mission']['spacecraft_flight'])) {
$spacecraftFlight = $currentSpacecraftFlight->count() == true ? $this->mission->spacecraftFlight->fill($spacecraftInput) : new SpacecraftFlight($spacecraftInput);
// Create spacecraft if it is not being reused or otherwise find it and update it
$spacecraft = array_key_exists('spacecraft_id', $spacecraftInput) ? Spacecraft::find($spacecraftInput['spacecraft_id']) : new Spacecraft();
$spacecraft->fill($spacecraftInput);
$spacecraft->spacecraftFlights()->save($spacecraftFlight);
$spacecraftFlight->mission()->associate($this->mission);
// Now manage astronautFlights and astronauts
$this->manageAstronautFlightsRelation();
// If the input spacecraft flight does not exist and the current spacecraft flight does (delete)
} elseif (is_null($this->input['mission']['spacecraft_flight']) && !is_null($currentSpacecraftFlight)) {
$this->mission->spacecraftFlight->delete();
// Also delete any astronaut flights & spacecraft (Maybe manage with database cascading?)
}
}
