/// <summary>
/// Check if years is not empty
/// Assign skill to vacancy
/// catch format and constraint errors
/// </summary>
private void btnAssignSkill_Click(object sender, EventArgs e)
{
try
{
if (txtYears.Text != "")
{
DataRow newVacancySkill = DM.dtVacancySkill.NewRow();
newVacancySkill["VacancyID"] = dgvVacancy["VacancyID", cmVacancy.Position].Value;
newVacancySkill["SkillID"] = dgvSkill["SkillID", cmSkill.Position].Value;
newVacancySkill["Years"] = Convert.ToInt32(txtYears.Text);
DM.dsLookingGlass.Tables["VacancySkill"].Rows.Add(newVacancySkill);
DM.UpdateVacancySkill();
MessageBox.Show("Skill assigned successfully");
}
else
{
MessageBox.Show("Please enter a number in years.", "Error");
}
}
catch (ConstraintException)
{
MessageBox.Show("This skill has already been assigned to this vacancy.", "Error");
}
catch (FormatException)
{
MessageBox.Show("Please enter a number in years.", "Error");
}
}
/// <summary>
/// Check if vacancy is in application
/// If not prompt user to confirm deleteion, if yes, delete vacancy and all skill asign to it
/// </summary>
private void btnDeleteVacancy_Click(object sender, EventArgs e)
{
DataRow deleteVacancyRow = DM.dtVacancy.Rows[currencyManager.Position];
int lookForVacancyID = Convert.ToInt32(txtVacancyID.Text);
int vacancy = 0;//Count amount of vacancy id in application table
int row = 0;
foreach (DataRow drApplication in DM.dtApplication.Rows)
{
int VacancyID = Convert.ToInt32(drApplication["VacancyID"].ToString());
if (VacancyID == (lookForVacancyID))
{
vacancy++;
}
}
if (vacancy == 0)
{
if (MessageBox.Show("Do you want to delete this vacancy? Once deleted it will disappear from the database permanently.", "Delete Vacancy", MessageBoxButtons.YesNo) == DialogResult.Yes)
{
foreach (DataRow drSkill in DM.dtVacancySkill.Rows)
{
int VacancyID = Convert.ToInt32(drSkill["VacancyID"].ToString());
if (VacancyID == (lookForVacancyID))
{
try
{
DataRow deleteVacancySkillRow = DM.dtVacancySkill.Rows[row];
deleteVacancySkillRow.Delete();
}
catch
{
MessageBox.Show("Something went wrong when trying to delete skill.");
}
}
row++;
}
DM.UpdateVacancySkill();
try
{
deleteVacancyRow.Delete();
DM.UpdateVacancy();
MessageBox.Show("Vacancy deleted successfully");
}
catch
{
MessageBox.Show("Error occured while deleting Vacancy");
}
}
}
else
{
MessageBox.Show("You may only delete a vacancy that has no applications");
}
}
