func MoveCharacter(character types.Character, direction types.Direction) error {
room := GetRoom(character.GetRoomId())
if room == nil {
return errors.New("Character doesn't appear to be in any room")
}
if !room.HasExit(direction) {
return errors.New("Attempted to move through an exit that the room does not contain")
}
if room.IsLocked(direction) {
return errors.New("That way is locked")
}
newLocation := room.NextLocation(direction)
newRoom := GetRoomByLocation(newLocation, room.GetZoneId())
if newRoom == nil {
zone := GetZone(room.GetZoneId())
fmt.Printf("No room found at location %v %v, creating a new one (%s)\n", zone.GetName(), newLocation, character.GetName())
var err error
newRoom, err = CreateRoom(GetZone(room.GetZoneId()), newLocation)
newRoom.SetTitle(room.GetTitle())
newRoom.SetDescription(room.GetDescription())
if err != nil {
return err
}
switch direction {
case types.DirectionNorth:
newRoom.SetExitEnabled(types.DirectionSouth, true)
case types.DirectionNorthEast:
newRoom.SetExitEnabled(types.DirectionSouthWest, true)
case types.DirectionEast:
newRoom.SetExitEnabled(types.DirectionWest, true)
case types.DirectionSouthEast:
newRoom.SetExitEnabled(types.DirectionNorthWest, true)
case types.DirectionSouth:
newRoom.SetExitEnabled(types.DirectionNorth, true)
case types.DirectionSouthWest:
newRoom.SetExitEnabled(types.DirectionNorthEast, true)
case types.DirectionWest:
newRoom.SetExitEnabled(types.DirectionEast, true)
case types.DirectionNorthWest:
newRoom.SetExitEnabled(types.DirectionSouthEast, true)
case types.DirectionUp:
newRoom.SetExitEnabled(types.DirectionDown, true)
case types.DirectionDown:
newRoom.SetExitEnabled(types.DirectionUp, true)
default:
panic("Unexpected code path")
}
}
MoveCharacterToRoom(character, newRoom)
return nil
}
func MoveCharacterToRoom(character types.Character, newRoom types.Room) {
oldRoomId := character.GetRoomId()
character.SetRoomId(newRoom.GetId())
oldRoom := GetRoom(oldRoomId)
// Leave
dir := DirectionBetween(oldRoom, newRoom)
events.Broadcast(events.LeaveEvent{Character: character, RoomId: oldRoomId, Direction: dir})
// Enter
dir = DirectionBetween(newRoom, oldRoom)
events.Broadcast(events.EnterEvent{Character: character, RoomId: newRoom.GetId(), Direction: dir})
}
