74 lines
1.7 KiB
C#
74 lines
1.7 KiB
C#
using System;
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using System.Collections.Generic;
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using System.Linq;
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using System.Text;
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using System.Threading.Tasks;
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using Service_Server.Models;
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using System.Web;
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namespace Service_Server.DB
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{
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public class Exam_DB
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{
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public List<Exam> GetAllExams()
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{
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using (DATABASE ctx = new DATABASE())
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{
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return ctx.Exams.ToList();
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}
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}
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public bool CreateExam(Exam exam)
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{
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try
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{
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using (DATABASE ctx = new DATABASE())
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{
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ctx.Exams.Add(exam);
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ctx.SaveChanges();
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}
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return true;
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}
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catch (Exception)
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{
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return false;
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}
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}
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public bool UpdateExam(Exam exam)
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{
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try
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{
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using (DATABASE ctx = new DATABASE())
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{
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ctx.Exams.Attach(exam);
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ctx.Entry(exam).State = System.Data.Entity.EntityState.Modified;
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ctx.SaveChanges();
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}
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return true;
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}
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catch (Exception)
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{
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return false;
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}
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}
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public bool DeleteExam(Exam exam)
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{
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try
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{
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using (DATABASE ctx = new DATABASE())
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{
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ctx.Exams.Attach(exam);
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ctx.Exams.Remove(exam);
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ctx.SaveChanges();
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}
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return true;
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}
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catch (Exception)
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{
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return false;
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}
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}
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}
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}
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