private string CreateFurniture(OperationModel model)
{
var furnitureId = _furnitureRepository.Create(model.FurnitureType);
var roomId = GetRoomId(model.RoomName);
if (_historyRepository.RoomAliveInPast(roomId, model.Date))
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaFurniture, roomId, model.Date, 1, furnitureId);
else
throw new InvalidOperationException();
return string.Empty;
}
private string RemoveRoom(OperationModel model)
{
var roomId = GetRoomId(model.RoomName);
var transferRoomId = GetRoomId(model.Transfer);
var roomState = GetRoomState(roomId, model.Date);
if (_rules.CanDeleteRoom(roomState, roomId, transferRoomId, model.Date))
{
RemoveFurniture(roomState.Furniture, roomId, model.Date);
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaRoooms, roomId, model.Date, -1);
AddFurniture(roomState.Furniture, transferRoomId, model.Date);
}
return string.Empty;
}
private string CreateRoom(OperationModel model)
{
var id = _roomRepository.GetIdByName(model.RoomName);
if (_rules.ValidateCreateRoom(id, model.Date))
{
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaRoooms, id.Value, model.Date, 1);
return model.RoomName;
}
if (!id.HasValue)
{
id = _roomRepository.Create(model.RoomName);
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaRoooms, id.Value, model.Date, 1);
return model.RoomName;
}
throw new InvalidOperationException();
}
private string MoveFurniture(OperationModel model)
{
var furnitureId = GetFurnitureId(model.FurnitureType);
var toRoomId = GetRoomId(model.ToRoom);
var fromRoomId = GetRoomId(model.FromRoom);
if (_rules.CanMoveFurniture(toRoomId, fromRoomId, furnitureId, model.Date))
{
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaFurniture, fromRoomId, model.Date, -1, furnitureId);
_historyRepository.AddOperation((int)HistoryOperationNameEnum.DeltaFurniture, toRoomId, model.Date, 1, furnitureId);
}
return string.Empty;
}
private string History(OperationModel model)
{
var message = new StringBuilder();
if (string.IsNullOrEmpty(model.Short))
{
var firstDate = _historyRepository.GetFirstDate();
if (!firstDate.HasValue)
throw new InvalidOperationException();
var lastDate = _historyRepository.GetLastDate();
do
{
var roomsStates = _historyRepository.GetRoomsStates(firstDate.Value);
foreach (var roomState in roomsStates)
{
foreach (var furniture in roomState.Furniture)
{
message.Append(string.Format("Название комнаты: {0}, тип мебели: {1}, количество: {2}, дата: {3} \n",
roomState.RoomName, furniture.Name, furniture.Count, firstDate.Value.ToShortDateString()));
}
}
firstDate = firstDate.Value.AddDays(1);
} while (firstDate <= lastDate);
}
else
{
var dates = _historyRepository.GetAllDates();
if (!dates.Any())
throw new InvalidOperationException();
foreach (var date in dates)
{
message.Append(date.ToShortDateString() + " \n");
}
}
return message.ToString();
}
private string Query(OperationModel model)
{
var date = model.HistoryDate.HasValue ? model.HistoryDate.Value : DateTime.Now;
var message = new StringBuilder();
var roomsStates = _historyRepository.GetRoomsStates(date);
foreach (var roomState in roomsStates)
{
foreach (var furniture in roomState.Furniture)
{
message.Append(string.Format("Название комнаты: {0}, тип мебели: {1}, количество: {2} \n",
roomState.RoomName, furniture.Name, furniture.Count));
}
}
return message.ToString();
}