public ServiceOperationResult TipUser(OctoUser from, OctoUser to, decimal amount, string reason)
{
if (amount <= 0)
return ServiceOperationResult.Fail("Amount must be greater than 0");
if (from.Money < amount)
return ServiceOperationResult.Fail("Not enough money");
from.Money -= amount;
to.Money += amount;
var trnx = new Transaction()
{
Amount = amount,
CreditedUser = to,
DebitedUser = from,
CreatedAt = DateTimeOffset.Now,
Code = TransactionCode.Tip,
Reason = reason ?? "Tip",
};
_repo.Insert(trnx);
return ServiceOperationResult.Ok;
}
public ServiceOperationResult AdjustBalance(OctoUser user, decimal amount, string reason)
{
if (string.IsNullOrWhiteSpace(reason))
return ServiceOperationResult.Fail("A reason must be specified");
if (amount == 0)
return ServiceOperationResult.Fail("Cannot adjust a users balance by zero");
if (user.Money + amount < 0)
return ServiceOperationResult.Fail("Cannot award money that would push user into a negative balance");
user.Money += amount;
var trnx = new Transaction()
{
Amount = Math.Abs(amount),
Code = TransactionCode.Adjustment,
Reason = reason,
CreatedAt = DateTimeOffset.Now,
};
if (amount < 0)
trnx.DebitedUser = user;
else
trnx.CreditedUser = user;
_repo.Insert(trnx);
return ServiceOperationResult.Ok;
}
public static ItemOwnershipHistory Create(ItemInstance item, OctoUser receiver, string reason)
{
return new ItemOwnershipHistory()
{
Reason = reason,
Receiver = receiver,
ItemInstance = item,
ReceivedAt = DateTimeOffset.Now,
};
}
public static ItemInstance Create(OctoUser owner, ItemDefinition item, string reason)
{
return new ItemInstance()
{
Owner = owner,
Item = item,
History = new List<ItemOwnershipHistory>()
{
new ItemOwnershipHistory()
{
Reason = reason,
ReceivedAt = DateTimeOffset.Now,
Receiver = owner,
}
},
};
}
