package websocket

import "git.reya.zone/reya/hexmap/server/action"

func (x *ServerCommandPB) ToGo() (ServerCommand, error) {
	switch msg := x.Command.(type) {
	case *ServerCommandPB_Hello:
		return msg.Hello.ToGo()
	case *ServerCommandPB_Refresh:
		return msg.Refresh.ToGo()
	case *ServerCommandPB_Ok:
		return msg.Ok.ToGo(), nil
	case *ServerCommandPB_Failed:
		return msg.Failed.ToGo(), nil
	case *ServerCommandPB_Act:
		return msg.Act.ToGo()
	default:
		panic("A case was missed in ServerCommandPB.ToGo!")
	}
}

func (x *ServerHelloPB) ToGo() (ServerHello, error) {
	state, err := x.State.ToGo()
	if err != nil {
		return ServerHello{}, err
	}
	return ServerHello{
		Version: x.Version,
		State:   &state,
	}, nil
}

func (s ServerHello) ToServerPB() *ServerCommandPB {
	return &ServerCommandPB{
		Command: &ServerCommandPB_Hello{
			Hello: &ServerHelloPB{
				Version: s.Version,
				State:   s.State.ToPB(),
			},
		},
	}
}

func (x *ServerRefreshPB) ToGo() (ServerRefresh, error) {
	state, err := x.State.ToGo()
	if err != nil {
		return ServerRefresh{}, err
	}
	return ServerRefresh{
		State: &state,
	}, nil
}

func (s ServerRefresh) ToServerPB() *ServerCommandPB {
	return &ServerCommandPB{
		Command: &ServerCommandPB_Refresh{
			Refresh: &ServerRefreshPB{
				State: s.State.ToPB(),
			},
		},
	}
}

func (x *ServerOKPB) ToGo() ServerOK {
	ids := make(IDSlice, len(x.Ids))
	copy(ids, x.Ids)
	return ServerOK{
		IDs: ids,
	}
}

func (s ServerOK) ToServerPB() *ServerCommandPB {
	ids := make([]uint32, len(s.IDs))
	copy(ids, s.IDs)
	return &ServerCommandPB{
		Command: &ServerCommandPB_Ok{
			Ok: &ServerOKPB{
				Ids: ids,
			},
		},
	}
}

func (x *ServerFailedPB) ToGo() ServerFailed {
	ids := make(IDSlice, len(x.Ids))
	copy(ids, x.Ids)
	return ServerFailed{
		IDs:   ids,
		Error: x.Error,
	}
}

func (s ServerFailed) ToServerPB() *ServerCommandPB {
	ids := make([]uint32, len(s.IDs))
	copy(ids, s.IDs)
	return &ServerCommandPB{
		Command: &ServerCommandPB_Failed{
			Failed: &ServerFailedPB{
				Ids:   ids,
				Error: s.Error,
			},
		},
	}
}

func (x *ServerActPB) ToGo() (ServerAct, error) {
	actions := make(action.ServerSlice, len(x.Actions))
	for index, act := range x.Actions {
		convertedAct, err := act.ToGo()
		if err != nil {
			return ServerAct{}, err
		}
		actions[index] = convertedAct
	}
	return ServerAct{
		Actions: actions,
	}, nil
}

func (s ServerAct) ToServerPB() *ServerCommandPB {
	actions := make([]*action.ServerActionPB, len(s.Actions))
	for index, act := range s.Actions {
		actions[index] = act.ToServerPB()
	}
	return &ServerCommandPB{
		Command: &ServerCommandPB_Act{
			Act: &ServerActPB{
				Actions: actions,
			},
		},
	}
}

func (SocketClosed) ToServerPB() *ServerCommandPB {
	return nil
}