public async Task BuyUnits(int userId, SquadUnitListDto squadUnitListDto)
{
var player = await _dbContext.Players
.Include(p => p.Stock)
.Include(p => p.City)
.ThenInclude(c => c.CityBuildings)
.ThenInclude(cb => cb.Building)
.Include(p => p.Army)
.ThenInclude(a => a.Squads)
.ThenInclude(s => s.SquadUnits)
.ThenInclude(su => su.Unit)
.Where(p => p.UserId == userId)
.SingleOrDefaultAsync();
var defendingSquad = player.Army.Squads
.Where(s => s.CityId == player.City.Id)
.SingleOrDefault();
// COUNT A FEW VALUES FOR CHECKINGS
var sumPearlAmount = 0;
foreach (var squadUnit in squadUnitListDto.SquadUnits) // count pearl needed to buy the requested units
{
sumPearlAmount += await _squadService.GetSumSquadUnitPrice(squadUnit.Name, squadUnit.NumberOfUnits);
}
var sumBeds = 0;
foreach (CityBuilding cityBuilding in player.City.CityBuildings) //count sum beds
{
sumBeds += cityBuilding.NumberOfBuildings * cityBuilding.Building.SoldierUnitNumber;
}
var squadUnits = await _squadService.GetAllSquadUnitByPlayerId(player.Id);
var sumOccupiedBeds = squadUnits.Sum(su => su.NumberOfUnits); //count occupied beds
var numberOfUnitsToBeHired = squadUnitListDto.SquadUnits.Sum(su => su.NumberOfUnits); // count number of units to be hired
// CHECKINGS
if (sumBeds < sumOccupiedBeds + numberOfUnitsToBeHired)
{
throw new GeneralGameException($"Nem tudsz {sumOccupiedBeds + numberOfUnitsToBeHired} egységet elszállásolni, csak {sumBeds} szállás helyed van!");
}
else if (player.Stock.PearlAmount < sumPearlAmount)
{
throw new GeneralGameException("Nincs elég gyöngyöd, hogy megvedd ezeket az egységeket!");
}
else
{
await _stockService.ReducePearl(player.Stock, sumPearlAmount);
}
foreach (var squadUnit in squadUnitListDto.SquadUnits)
{
var originalSquadUnit = defendingSquad.SquadUnits.Where(su => su.Unit.Type == squadUnit.Name).SingleOrDefault();
if (originalSquadUnit == null)
{
await _squadService.InsertUnitType(defendingSquad, squadUnit.Name, squadUnit.NumberOfUnits);
}
else
{
await _squadService.UpdateUnitTypeNumber(defendingSquad, squadUnit.Name, originalSquadUnit.NumberOfUnits + squadUnit.NumberOfUnits);
}
}
}
