// GET: Edit existing activity
public async Task <IActionResult> EditActivity(Guid?id)
{
if (id == null)
{
return(NotFound());
}
var activity = await _context.Activities.Include(a => a.ActivityImage).Where(a => a.ActivityId.Equals(id)).FirstOrDefaultAsync();
if (activity == null)
{
return(NotFound());
}
ActivityCategories activityCategory = new ActivityCategories
{
ActivityId = activity.ActivityId,
ActivityTitle = activity.ActivityTitle,
ActivityText = activity.ActivityText,
ActivityImageId = activity.ActivityImageId,
ActivityCategory = activity.ActivityCategory
};
if (activity.ActivityImageId != null)
{
ViewData["ImagePath"] = activity.ActivityImage.ImagePath;
}
ViewData["Categories"] = TTLCategoryList(activityCategory.ActivityCategory);
return(View(activityCategory));
}
public async Task <IActionResult> CreateActivity([Bind("ActivityTitle,ActivityText,ActivityCategory,CategoryName")] ActivityCategories activity, IFormFile file, string activityStatus)
{
if (activityStatus == "CreateActivity")
{
if (activity.ActivityCategory == Guid.Empty)
{
ModelState.AddModelError("CategoryName", "Add or select a category before creating an activity");
}
//check if image is valid
ValidImageUpload(file, "Activity");
if (ModelState.IsValid)
{
//create new activity object
Activities newActivity = new Activities();
//give new activity a unique id
newActivity.ActivityId = Guid.NewGuid();
newActivity.ActivityTitle = activity.ActivityTitle;
newActivity.ActivityText = activity.ActivityText;
newActivity.ActivityCategory = activity.ActivityCategory;
//add image to image folder if employee uploaded one
if (file != null)
{
//Add to Database
Images image = await TTLAddImage(file);
_context.Add(image);
await _context.SaveChangesAsync();
newActivity.ActivityImageId = image.ImageId;
}
//set activity upload date
newActivity.ActivityUploadDate = DateTime.Now;
newActivity.ActivityEditDate = DateTime.Now;
_context.Add(newActivity);
await _context.SaveChangesAsync();
return(RedirectToAction(nameof(AllActivities)));
}
}
//Add New Category
else
{
if (ModelState.IsValid)
{
Categories category = new Categories();
category.CategoryId = Guid.NewGuid();
category.CategoryName = activity.CategoryName;
_context.Add(category);
await _context.SaveChangesAsync();
activity.ActivityCategory = category.CategoryId;
}
}
ViewData["Categories"] = TTLCategoryList(activity.ActivityCategory);
return(View(activity));
}
public async Task <IActionResult> EditActivity(Guid id, [Bind("ActivityId,ActivityTitle,ActivityText,ActivityCategory,CategoryName,ActivityImageId")] ActivityCategories activity, IFormFile file, string activityStatus)
{
if (id != activity.ActivityId)
{
return(NotFound());
}
if (activityStatus == "EditActivity")
{
if (activity.ActivityCategory == Guid.Empty)
{
ModelState.AddModelError("CategoryName", "Add or select a category before creating an activity");
}
//check if image is valid
ValidImageUpload(file, "Activity");
if (ModelState.IsValid)
{
var editActivity = await _context.Activities.Where(a => a.ActivityId.Equals(id)).FirstOrDefaultAsync();
Images oldImage = await _context.Images.Where(i => i.ImageId.Equals(editActivity.ActivityImageId)).FirstOrDefaultAsync();
editActivity.ActivityTitle = activity.ActivityTitle;
editActivity.ActivityText = activity.ActivityText;
editActivity.ActivityCategory = activity.ActivityCategory;
editActivity.ActivityImageId = null;
//add image to image folder if employee uploaded one
if (file != null)
{
//Add to Database
Images image = await TTLAddImage(file);
_context.Add(image);
await _context.SaveChangesAsync();
editActivity.ActivityImageId = image.ImageId;
}
//set activity edit date
editActivity.ActivityEditDate = DateTime.Now;
try
{
_context.Update(editActivity);
if (oldImage != null)
{
TTLRemoveUnusedImage(editActivity.ActivityImageId, oldImage);
}
await _context.SaveChangesAsync();
}
catch (DbUpdateConcurrencyException)
{
if (!ActivityExists(editActivity.ActivityId))
{
return(NotFound());
}
else
{
throw;
}
}
return(RedirectToAction(nameof(AllActivities)));
}
}
//Add New Category
else if (activityStatus == "AddCategory")
{
if (ModelState.IsValid)
{
Categories category = new Categories();
category.CategoryId = Guid.NewGuid();
category.CategoryName = activity.CategoryName;
_context.Add(category);
await _context.SaveChangesAsync();
activity.ActivityCategory = category.CategoryId;
}
}
//Remove Image from Activity
else
{
activity.ActivityImageId = null;
}
if (activity.ActivityImageId != null)
{
ViewData["ImagePath"] = _context.Images.Where(i => i.ImageId.Equals(activity.ActivityImageId)).FirstOrDefault().ImagePath;
}
ViewData["Categories"] = TTLCategoryList(activity.ActivityCategory);
return(View(activity));
}
