public int number_of_contracts(conditionDelegate cond) //return number of contract
{
var List_contract = from n in dal.Allcontract()
where cond(n)
select n;
return(List_contract.Count());
}
public int numberValidContracts(conditionDelegate cond)
{
var List_contract = from n in Dal.allContract()
where cond(n)
select n;
return(List_contract.Count());
}
public static List <int> getNewList(List <int> list, conditionDelegate cond)
{
List <int> list2 = new List <int>();
foreach (int item in list)
{
if (cond(item))
{
list2.Add(item);
}
}
return(list2);
}
/// <summary>
/// akin to "select * from data where condition(data)"
/// </summary>
/// <param name="data">Dataset to search.</param>
/// <param name="condition"></param>
/// <returns>A new dataset representing the information meeting the specified criteria.</returns>
public static object[] allFormListWhere(IList data, conditionDelegate condition)
{
ArrayList items = new ArrayList();
int i;
for (i = 0; i < data.Count; i++)
{
if (condition(data[i]))
{
items.Add(data[i]);
}
}
return(items.ToArray());
}
/// <summary>
/// finds all test acoording to a cirten condition
/// </summary>
/// <returns></returns>
public List <BE.Test> Tests_by_terms(conditionDelegate condition)
{
List <BE.Test> tests = GetTests();
List <BE.Test> return_tests = new List <BE.Test>();
foreach (BE.Test test in tests)
{
if (condition(test))
{
return_tests.Add(test);
}
}
return(return_tests);
}
static void Main(string[] args)
{
List <int> list = new List <int> {
12, 34, 56, 88, 33, 11
};
conditionDelegate d = condition;
List <int> newList = getNewList(list, condition);
// list.FindAll(c);
foreach (int item in newList)
{
Console.WriteLine(item);
}
}
//----------------------------------------------------------------------------------------------------------------------------------
/// <summary>
/// Test functions
/// </summary>
public void Add_test(BE.Test test)
{
List <BE.Trainee> trainees = SearchTrainee(test.Traniee_id, true, false, false);
List <BE.Test> tests = SearchTest(test.Traniee_id, false, true, false);
conditionDelegate condition = (x) => { return(x.Student_car_Type == test.Student_car_Type); };
//makes sure the student exists
if (trainees.Count == 0)
{
throw new Exception("שגיאה בקבלת נתונים: התלמיד לא קיים במערכת");
}
//checks if the student took at least 20 lessons
if (trainees[0].Num_of_classes < BE.Configuration.Minimun_lessons)
{
throw new Exception("שגיאה: התלמיד לא עשה מספיק שיעורים");
}
//checks if the date passed
if (test.Test_time < DateTime.Now)
{
throw new Exception("שגיאה בקביעת טסט: התאריך עבר כבר");
}
//checks if the student as a test in the last 7 days
foreach (BE.Test item in tests)
{
if ((test.Test_time - item.Test_time) < new TimeSpan(BE.Configuration.Time_between_tests, 0, 0, 0))
{
throw new Exception("שגיאה: אי אפשר לקבוע עוד מבחן תוך זמן כלכך קצר");
}
}
//checks the test to see if the student past the test on the car type
foreach (BE.Test item in tests)
{
if (condition(item) && item.Grade)
{
throw new Exception("שגיאה: עברת כבר מבחן על סוג רכב זה");
}
if (condition(item) && item.Criteria_list.Count == 0)
{
throw new Exception("שגיאה: עשית כבר מבחן על סוג רכב זה, חכה לתשובה");
}
}
Func <BE.Test, List <BE.Tester> > find_testers = Find_testers;
//finds the tester that can work that day
List <BE.Tester> testers = find_testers(test);
//if couldnt find any testers he searches for the next time that does have testers
if (testers.Count == 0)
{
DateTime time_new = test.Test_time;
while (testers.Count == 0)
{
if (time_new.Hour + 1 > 14)
{
time_new = time_new.AddHours(19);
}
else
{
time_new = time_new.AddHours(1);
}
if (time_new.DayOfWeek == DayOfWeek.Friday)
{
time_new = time_new.AddDays(2);
}
test.Test_time = time_new;
testers = find_testers(test);
}
// offers a diffrent date for the test
throw new Exception("שגיאה בקביעת מבחן: לא נמצא בוחן פנוי בזמן המבוקש\nמומלץ לנסות את התאריך - " + time_new.ToString());
}
//if found testers takes the first and adds the test to the list
test.Tester_id = testers[0].ID;
Dal.Add_test(test);
}
