func fetchMissionTarget(targetKey string) (*entities.Planet, *response.StateChange, error) {
targetEntity, err := entities.Get(targetKey)
if err != nil {
return nil, nil, err
}
target := targetEntity.(*entities.Planet)
target.UpdateShipCount()
stateChange := response.NewStateChange()
stateChange.RawPlanets = map[string]*entities.Planet{
target.Key(): target,
}
clients.Broadcast(target)
return target, stateChange, nil
}
// Add a change to the stateChange
func (c *Client) pushStateChange(entity entities.Entity) {
c.mutex.Lock()
defer c.mutex.Unlock()
if c.stateChange == nil {
c.stateChange = response.NewStateChange()
}
switch e := entity.(type) {
case *entities.Mission:
c.stateChange.Missions[e.Key()] = e
case *entities.Planet:
c.stateChange.RawPlanets[e.Key()] = e
case *entities.Sun:
c.stateChange.Suns[e.Key()] = e
}
}