public ActionResult UpdateEnemy(EnemyUpdateVM form)
{
ActionResult response;
//checks to make sure that all required fields are filled out
if (ModelState.IsValid)
{
//if all fields are filled out, try to connect to the server
try
{
//if a file was submited, update the image of the enemy to the given file, and rename the file to the
//enemies name
if (form.File != null && form.File.ContentLength > 0)
{
//if the enemy already has an image, delete that image
if (System.IO.File.Exists(Server.MapPath(form.Enemy.ImagePath)))
{
System.IO.File.Delete(Server.MapPath(form.Enemy.ImagePath));
}
//find the filepath for the enemies image
string path = Server.MapPath(form.Enemy.ImagePath);
//saves the new image to the enemies image filepath
form.File.SaveAs(path);
}
//map the new enemy information to an EnemyDO
EnemyDO enemy = Mapper.Mapper.EnemyPOtoDO(form.Enemy);
//sending enemydo object to enemy dao, passing in the EnemyDo object
eDAO.UpdateEnemy(enemy);
//instantiate enemy_itemDAO
//collecting old item drop information and deleting it
List <EnemyItemIDLink> dropList = Mapper.Mapper.DetailsDOtoPO(linkDAO.ViewByEnemyID(form.Enemy.EnemyID));
//for every item linked to the enemy, delete that link. Destroys old enemy drop information
foreach (EnemyItemIDLink item in dropList)
{
linkDAO.DeleteEnemyItems(item.LinkID);
}
//if item1 = item2, default item2 to 0. prevents enemy from having 2 links to 1 item.
if (form.Item1 == form.Item2)
{
form.Item2 = 0;
}
//instantiats a new EnemyItemIDLink (object holds the information about which item drops form the enemy)
EnemyItemIDLink newLink = new EnemyItemIDLink();
//sets the newLinks enemyid to the id of the id of the enemy being updated
newLink.EnemyID = form.Enemy.EnemyID;
//creating new links for item 1 if one was selected. if the item does not exist, no link is made
if (form.Item1 != 0)
{
//sets the newLinks item id to the new item id found in Item1
newLink.ItemID = form.Item1;
//creates a new link between the enemy and the item. Enemy will now display the item as a drop
linkDAO.CreateEnemyDetails(Mapper.Mapper.DetailsPOtoDO(newLink));
}
//creating new links for item 2 if one was selected. if the item does not exist, no link is made
if (form.Item2 != 0)
{
//sets the newLink item id to the id found in Item2
newLink.ItemID = form.Item2;
//creates a new link between the enemy and item. Enemy will now display the item as a drop
linkDAO.CreateEnemyDetails(Mapper.Mapper.DetailsPOtoDO(newLink));
}
//set response to redirect to enemies homepage
response = RedirectToAction("Index", "Enemy");
}
//log any sql exceptions encountered
catch (SqlException sqlEx)
{
//checks to see if the exception has been logged, and logs it if it hasn't been
if (!sqlEx.Data.Contains("Logged") || (bool)sqlEx.Data["Logged"] == false)
{
Logger.LogSqlException(sqlEx);
}
//redirects to the enemy list page
response = RedirectToAction("Index", "Enemy");
}
//catches any exceptions that occure due to mapping or otherwise
catch (Exception ex)
{
//checks to see if the exception has been logged, and logs it if it hasn't been
if (!ex.Data.Contains("Logged") || (bool)ex.Data["Logged"] == false)
{
Logger.LogException(ex);
}
//redirects to the enemy list page
response = RedirectToAction("Index", "Enemy");
}
}
//if modelstate is false
else
{
//refills the item list for the drop down menus
form.itemList = Mapper.Mapper.ItemDOListToPO(iDAO.ViewAllItems());
//adds teh default item of "None" to the list in case the enemy doesn't drop an itme
ItemPO @default = new ItemPO
{
Name = "None",
ItemID = 0,
Description = ""
};
form.itemList.Add(@default);
//creates a modelstate error stating that the form is missing information
ModelState.AddModelError("Validated", "Missing information. Please fill in all fields.");
//sets response to the View() and passes in the old form information including the newly populated item list
response = View(form);
}
return(response);
}
public ActionResult UpdateEnemy(int id)
{
ActionResult response;
EnemyUpdateVM enemy = new EnemyUpdateVM();
try
{
//mapping an enemypo to our VM
enemy.Enemy = Mapper.Mapper.EnemyDOtoPO(eDAO.ViewSingleEnemy(id));
//instantiating an enemy_itemDAO
EnemyItemDAO linkDAO = new EnemyItemDAO(connectionString, logPath);
//collecting item id's linked to the enemy id
List <EnemyItemDO> itemDrops = linkDAO.ViewByEnemyID(id);
//assigning items 1 and 2 based on what was returned from the enemy_itemDAO
if (itemDrops.Count >= 1)
{
//sets Item1 to the itemid from the link table in the database
enemy.Item1 = itemDrops[0].ItemID;
//checks to see if there was a second item linked to the enemy
if (itemDrops.Count == 2)
{
//sets Item2 to the second items id
enemy.Item2 = itemDrops[1].ItemID;
}
}
//setting default values to 0 if no items where linked to enemy
else
{
enemy.Item1 = 0;
enemy.Item2 = 0;
}
//creating and adding default item "none" to drop down list
ItemPO @default = new ItemPO
{
Name = "None",
ItemID = 0,
Description = ""
};
enemy.itemList.Add(@default);
//adds list to existing list, does not delete old information.
enemy.itemList.AddRange(Mapper.Mapper.ItemDOListToPO(iDAO.ViewAllItems()));
response = View(enemy);
}
//catches any slqexceptions that occur during our DAO call
catch (SqlException sqlEx)
{
//logs the exception IF it has not already been marked as logged
if (!sqlEx.Data.Contains("Logged") || (bool)sqlEx.Data["Logged"] == false)
{
Logger.LogSqlException(sqlEx);
}
//redirects to the index page of the enemy controller. The page containing the full list of enemies.
response = RedirectToAction("Index", "Enemy");
}
//catches any non-sqlexceptions that may occure during mapping or otherwise
catch (Exception ex)
{
//logs the exception if it has not already been marked as logged
if (!ex.Data.Contains("Logged") || (bool)ex.Data["Logged"] == false)
{
Logger.LogException(ex);
}
//redirects to the index page of the enemy controller. The page containing the full list of enemies.
response = RedirectToAction("Index", "Enemy");
}
//passing enemy view model to view
return(response);
}
