private void buttonApply_Click(object sender, RoutedEventArgs e)
{
try
{
var selectedErrorName = this.dropDownErrors.SelectedItem?.ToString();
if (selectedErrorName == null)
{
throw new Exception("No error was selected");
}
using (var db = new DatabaseCon())
{
var error = this._createObjectFromData(db);
if (selectedErrorName == NEW_ITEM_TEXT)
{
this._enforceMneumonicIsUnique(db, error.error_code_mneumonic);
this._enforceErrorCodeIsUnique(db, error.error_code1);
this._window.updateStatus($"Adding new error called '{error.error_code_mneumonic}' to the database");
db.error_code.Add(error);
db.SaveChanges();
}
else
{
this._window.updateStatus($"Updating error called '{selectedErrorName}'");
var dbError = db.error_code.SingleOrDefault(er => er.error_code_mneumonic == selectedErrorName);
// If we're changing the mneumonic/error code, make sure it's fine to do.
if (dbError.error_code1 != error.error_code1)
{
this._enforceErrorCodeIsUnique(db, error.error_code1);
}
if (dbError.error_code_mneumonic != error.error_code_mneumonic)
{
this._enforceMneumonicIsUnique(db, error.error_code_mneumonic);
}
dbError.application_ids = error.application_ids;
dbError.default_severity_id = error.default_severity_id;
dbError.device_ids = error.device_ids;
dbError.error_code1 = error.error_code1;
dbError.error_code_mneumonic = error.error_code_mneumonic;
dbError.narrative = error.narrative;
db.SaveChanges();
}
}
this._updateDropdowns();
}
catch (Exception ex)
{
this._window.updateStatus($"[ERROR] {ex.ToString()}");
}
}
public ActionResult Create([Bind(Include = "ID,roleDes")] Role role)
{
if (Session["user"] == null)
{
return(View("Index", "Home"));
}
if (ModelState.IsValid)
{
db.Roles.Add(role);
db.SaveChanges();
return(RedirectToAction("Index"));
}
return(View(role));
}
public ActionResult Create([Bind(Include = "ID,firstName,lastName,telephoneNo,role,email,address1,city,country,lat,lon")] Employee employee)
{
if (Session["user"] == null)
{
return(RedirectToAction("Index", "Home"));
}
if (ModelState.IsValid)
{
db.Employees.Add(employee);
db.SaveChanges();
return(RedirectToAction("Employees"));
}
ViewBag.role = new SelectList(db.Roles, "ID", "roleDes", employee.role);
return(View(employee));
}
private void _addLanguage(DatabaseCon db, string name, string path)
{
this._window.updateStatus($"Adding new language '{name}'");
db.languages.Add(
new language()
{
description = name,
path_to_templates = path
});
db.SaveChanges();
this._updateLanguages();
}
private void _addDevice(DatabaseCon db, string name, byte bitIndex)
{
this._window.updateStatus($"Adding new device '{name}'");
db.device_type.Add(
new device_type()
{
bit_index = bitIndex,
description = name
});
db.SaveChanges();
this._updateDevices();
}
// The reason this function is in ViewHelper, instead of DataHelper, is because of the user-interaction is requires, as well as the requirement of the MainWindow, making it specialised for use in views.
/// <summary>
/// Deletes a `T` from the database that has a description matching the given description.
/// (note: in a lot of cases the description is just a name, hence 'name_description')
///
/// This function will first prompt the user with a message box, asking them to confirm the deletion of the object.
///
/// It is a requirement that `T` has a field called `description`.
/// </summary>
/// <typeparam name="T">The database type to remove (and also determines the database table that's used)</typeparam>
/// <param name="window">The main window, so it's status can be updated</param>
/// <param name="name_description">The name/description of the object to remove</param>
/// <returns>True if something was delete.</returns>
public static bool deleteTByDescription <T>(MainWindow window, string name_description) where T : class
{
if (window == null)
{
throw new ArgumentNullException("window");
}
if (name_description == null)
{
throw new ArgumentNullException("name_description");
}
var TName = typeof(T).Name;
var result = System.Windows.Forms.MessageBox.Show($"Are you sure you want to remove the {TName} '{name_description}'?",
"Confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.No)
{
window.updateStatus($"Not going through with removal of the {TName}");
return(false);
}
using (var db = new DatabaseCon())
{
var set = db._getSetFromT <T>();
T value = null;
// I need to use dynamic, so can't use SingleOrDefault since it doesn't like lambdas apparently
foreach (var val in set)
{
dynamic dyVal = val;
if (dyVal.description == name_description)
{
value = val;
break;
}
}
if (value == null)
{
window.updateStatus($"Can't delete a(n) {TName} that doesn't exist");
return(false);
}
window.updateStatus($"Removing {TName} '{name_description}' from the database");
set.Remove(value);
db.SaveChanges();
}
return(true);
}
private void _addApplication(DatabaseCon db, string name, byte bitIndex, string path)
{
this._window.updateStatus($"Adding new application '{name}'");
db.applications.Add(
new application()
{
bit_index = bitIndex,
description = name,
path_to_output_file = path
});
db.SaveChanges();
this._updateApplications();
}
private void _updateLanguage(DatabaseCon db, string name, string path)
{
this._window.updateStatus($"Updating existing language '{name}'");
var oldName = this.dropDownLanguages.SelectedItem.ToString();
var lang = db.languages.SingleOrDefault(l => l.description == oldName);
if (lang == null)
{
throw new Exception($"For some reason the language {oldName} no longer exists in the database.");
}
lang.description = name;
lang.path_to_templates = path;
db.SaveChanges();
this._updateLanguages();
}
private void _updateDevice(DatabaseCon db, string name, byte bitIndex)
{
this._window.updateStatus($"Updating existing device '{name}'");
var oldName = this.dropDownDevices.SelectedItem.ToString();
var device = db.device_type.SingleOrDefault(d => d.description == oldName);
if (device == null)
{
throw new Exception($"For some reason the device {oldName} no longer exists in the database.");
}
device.description = name;
device.bit_index = bitIndex;
db.SaveChanges();
this._updateDevices();
}
private void buttonDeleteError_Click(object sender, RoutedEventArgs e)
{
// Again, since error_code doesn't use 'description' but rather 'error_code_mneumonic' I can't use ViewHelper.deleteTByDescription for this.
// So I've pretty much just copied to code into here and tweaked it a bit.
var window = this._window;
var name_description = this.dropDownErrors.SelectedItem?.ToString();
if (window == null)
{
throw new ArgumentNullException("window");
}
if (name_description == null)
{
throw new ArgumentNullException("name_description");
}
var TName = "error_code";
var result = System.Windows.Forms.MessageBox.Show($"Are you sure you want to remove the {TName} '{name_description}'?",
"Confirmation", MessageBoxButtons.YesNo, MessageBoxIcon.Question);
if (result == DialogResult.No)
{
window.updateStatus($"Not going through with removal of the {TName}");
return;
}
using (var db = new DatabaseCon())
{
var set = db.error_code;
var value = db.error_code.SingleOrDefault(v => v.error_code_mneumonic == name_description);
if (value == null)
{
window.updateStatus($"Can't delete an {TName} that doesn't exist");
return;
}
window.updateStatus($"Removing {TName} '{name_description}' from the database");
set.Remove(value);
db.SaveChanges();
this._updateDropdowns();
}
}
private void _updateApplication(DatabaseCon db, string name, byte bitIndex, string path)
{
this._window.updateStatus($"Updating existing application '{name}'");
var oldName = this.dropDownApplications.SelectedItem.ToString();
var app = db.applications.SingleOrDefault(a => a.description == oldName);
if (app == null)
{
throw new Exception($"For some reason the application {oldName} no longer exists in the database.");
}
app.description = name;
app.path_to_output_file = path;
app.bit_index = bitIndex;
db.SaveChanges();
this._updateApplications();
}
