/// <summary>
/// Add a contract in our database, no logical conditions
/// We will check conditions to sign it and to calculate the salary
/// </summary>
/// <param name="c"></param>
public void AddContract(Contract c)
{
Child cc = GetAllChild(x => x.ID == c.ChildID).FirstOrDefault();
Nanny n = GetAllNanny(x => x.ID == c.NannyID).FirstOrDefault();
Mother m = GetAllMother(x => x.ID == cc.MotherID).FirstOrDefault();
// create the distance
if (m.Request.SearchAddress != "")
{
c.Distance = (new DistanceClass(m.Request.SearchAddress, n.Address)).Distance;
}
else
{
c.Distance = (new DistanceClass(m.Request.Address, n.Address)).Distance;
}
if (c.Distance < m.Request.DistanceAccepted)
{
SignContract(c);
}
else
{
throw new Exception("Your contract cannot be signed because the distance isn't acceptable.");
}
dal.AddContract(c);
}
/// <summary>
/// add the contract
/// </summary>
/// <param name="c"></param>
public void AddContract(Contract c)
{
Child chi = GetChild(c.ChildId);
Nanny nan = GetNanny(c.NannyId);
Mother mom = GetMother(c.MotherId);
int CalculatesSalary = 0; //if the nanny have more children from the mother they are rebate
if ((DateTime.Today.Year - chi.DateBirth.Year) * 12 + (DateTime.Today.Month - chi.DateBirth.Month) < nan.MinAgeMonth) //checking
{
throw new Exception("the nanny can't get the age of the child");
}
if ((DateTime.Today.Year - chi.DateBirth.Year) * 12 + (DateTime.Today.Month - chi.DateBirth.Month) > nan.MaxAgeMonth)//checking
{
throw new Exception("the nanny can't get the age of the child");
}
if (nan.ListIdContract.Count == nan.MaxChildren)//checking
{
throw new Exception("the nanny take care of max child that she can");
}
//calculates Salary
foreach (int idc in nan.ListIdContract)
{
Contract con = GetContract(idc);
if (con.MotherId == mom.Id)
{
CalculatesSalary++;
}
}
if (c.HorM1 == false)//hour
{
if (nan.PerHour == false)
{
throw new Exception("the nanny dont agree to get a hour rate");
}
c.PayHours = c.PayHours - ((nan.PayHour * CalculatesSalary * 2) / 100);
c.PayMonth = c.PayHours * (float)(nan.HowMuchHourNanWork1.TotalHours) * 4;
}
else//month
{
c.PayMonth = nan.PayMonth - ((nan.PayMonth * CalculatesSalary * 2) / 100);
c.PayHours = nan.PayHour - ((nan.PayHour * CalculatesSalary * 2) / 100);
}
dal.AddContract(c);
}
/* contract functions */
/// <summary>
/// add contract to contract's DB
/// </summary>
/// <param name="contract">the contract to add to ContractList</param>
/// <remarks>
/// accept contract, update number of nanny's children, that the child has nanny,
/// the final payment and cal dal.AddContract to add the contract
/// check that - nanny, mother and child exsist
/// check also that there this contract dosn't already exsist
/// throw exceptions accordingly
/// </remarks>
public void AddContract(Contract contract)
{
Mother mother = FindMother(contract.MotherID);
Nanny nanny = FindNanny(contract.NannyID);
Child child = FindChild(contract.ChildID);
if (mother == null)
{
throw new BLException("mother with ID: " + contract.MotherID + " dosn't exsist", "add contract");
}
if (nanny == null)
{
throw new BLException("nanny with ID: " + contract.NannyID + " dosn't exsist", "add contract");
}
if (child == null)
{
throw new BLException("child with ID: " + contract.ChildID + " dosn't exsist", "add contract");
}
// if child age is under 3 month throw exception
if (child.AgeInMonth < 3)
{
throw new BLException(child.FirstName + " is under 3 month", "add contrsct");
}
if (IsChildInNannyAge(nanny, child.ID) == false)
{
throw new BLException(child.FirstName + " is not on nanny's age range", "add contrsct");
}
if (child.HaveNanny == true)
{
throw new BLException(child.FirstName + " already has a nanny ", "add contrsct");
}
// if nanny has more then his max childre throw exception
if (nanny.Children >= nanny.MaxChildren)
{
throw new BLException(nanny.FullName() + " already has " + nanny.MaxChildren + " children", "Add contract");
}
try
{
// calculate the final payment
CalculatePayment(contract);
// update number of nanny's children and that the child has nanny
UpdateNannyChildren(nanny, 1);
UpdateHaveNanny(child, true);
dal.AddContract(contract.Clone());
}
catch (BLException ex)
{
// if fail at UpdateHaveNanny need to reduce back nanny children
if (ex.sender == "Update Have Nanny")
{
UpdateNannyChildren(nanny, -1);
}
throw;
}
catch (DALException ex)
{
// if fail at UpdateHaveNanny need to reduce back nanny children,
// and if fail at AddContract need to reduce back nanny children
// and change back the have nanny feild of child.
if (ex.sender == "Update Have Nanny")
{
UpdateNannyChildren(nanny, -1);
}
if (ex.sender == "Add contract")
{
UpdateNannyChildren(nanny, -1);
}
UpdateHaveNanny(child, false);
throw new BLException(ex.Message, ex.sender);
}
}
