public async Task <IActionResult> EditItem(IFormCollection request)
{
try
{
if (string.IsNullOrEmpty(request.Str("navitem")))
{
return(BadRequest(new ResponseHelper("Something went wrong, please try again later", "No nav-item data was sent")));
}
NavItem updatedItem = JsonConvert.DeserializeObject <NavItem>(request.Str("navitem"));
// If ID is zero, this is a new item, use the AddItem method
if (updatedItem.Id == 0)
{
return(await AddItem(request));
}
// Check whether an existing navitem has that id
NavItem originalItem = await _Db.NavItems.AsNoTracking().FirstOrDefaultAsync((item) => item.Id == updatedItem.Id);
if (originalItem == null)
{
return(NotFound(new ResponseHelper("Something went wrong, please try again later.")));
}
// Delete any old drop down links for the nav item
List <NavItemPage> dropdowns = await _Db.NavItemPages.Where(n => n.NavItemId == updatedItem.Id).ToListAsync();
_Db.RemoveRange(dropdowns);
await _Db.SaveChangesAsync();
// Mark item as updated
_Db.Update(updatedItem);
_Db.Entry(updatedItem).Property(i => i.OrderIndex).IsModified = false;
_Db.Entry(updatedItem).Property(i => i.Section).IsModified = false;
// Add new dropdowns, if any
if (updatedItem.NavItemPages != null)
{
// Add order index to items before saving
for (int i = 0; i < updatedItem.NavItemPages.Count; i++)
{
updatedItem.NavItemPages[i].OrderIndex = i;
}
_Db.AddRange(updatedItem.NavItemPages);
}
// Write changes to database
await _Db.SaveChangesAsync();
return(Ok(updatedItem.Id));
}
catch (Exception ex)
{
_Logger.LogError("Error updating navlink", ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest(new ResponseHelper("Something went wrong, please try again later.", ex.Message)));
}
}
public async Task <IActionResult> UpdateActivity(int activityId, [FromBody] ActivityArgs activityArgs)
{
// Check validation status - see ActivityArgs class for validation logic
if (!ModelState.IsValid)
{
return(new BadRequestObjectResult(ModelState));
}
// Check that QR code is not in use elsewhere
if (!(await IsValidQrCode(activityArgs.QrCode, activityId)))
{
return(BadRequest(new ResponseHelper("QR code already in use.")));
}
// Use a transaction to avoid losing data if an exception is thrown
using (var transaction = await _Db.Database.BeginTransactionAsync())
{
// Retrieve existing activity - confirm its existence
Activity oldActivity = await _Db.Activities.Include(a => a.ActivityImages).Where(a => a.Id == activityId).FirstOrDefaultAsync();
if (oldActivity == null)
{
return(NotFound(new ResponseHelper("Something went wrong. Please refresh the page and try again.", "Could not find activity in database")));
}
oldActivity.TrackId = oldActivity.TrackId;
oldActivity.Title = activityArgs.Title;
oldActivity.Active = oldActivity.Active;
oldActivity.ActivityType = activityArgs.ActivityType;
oldActivity.FactFileId = activityArgs.FactFileId;
oldActivity.Description = activityArgs.Description;
oldActivity.Task = activityArgs.Task;
oldActivity.ImageId = activityArgs.ImageId;
oldActivity.CoordX = activityArgs.CoordX;
oldActivity.CoordY = activityArgs.CoordY;
oldActivity.QrCode = activityArgs.QrCode;
// Save new activity to generate ID
_Db.Update(oldActivity);
await _Db.SaveChangesAsync();
// Remove old activity images
_Db.RemoveRange(oldActivity.ActivityImages);
// Add pivot table records for activity images
_Db.AddRange(activityArgs.Images.Select(imageId => new ActivityImage
{
ImageId = imageId,
ActivityId = oldActivity.Id
}));
// Save pivot table records
await _Db.SaveChangesAsync();
// All database queries complete, commit the transaction
transaction.Commit();
}
return(Ok());
}
public async Task <IActionResult> DeleteCategory(int id)
{
try
{
FactFileCategory category = await _Db.FactFileCategories
.Include(cat => cat.FactFileEntries)
.ThenInclude(entry => entry.Activities)
.Include(cat => cat.FactFileEntries)
.ThenInclude(entry => entry.FactFileEntryImages)
.Include(cat => cat.FactFileEntries)
.ThenInclude(entry => entry.FactFileNuggets)
.Where(cat => cat.Id == id)
.FirstOrDefaultAsync();
if (category == null)
{
return(NotFound(new ResponseHelper("Something went wrong. If the problem persists, please contact the developers")));
}
if (category.FactFileEntries.Any(entry => entry.Activities.Count > 0))
{
StringBuilder message = new StringBuilder("Unable to delete the category as the following entries are linked to guided walk actvities:\n");
foreach (FactFileEntry entry in category.FactFileEntries)
{
if (entry.Activities.Count > 0)
{
message.AppendLine(entry.PrimaryName + ", ");
}
}
return(BadRequest(new ResponseHelper(message.ToString())));
}
// Delete all fact file entry images and nuggets first (can't use cascade delete due to EF Core)
foreach (FactFileEntry entry in category.FactFileEntries)
{
_Db.RemoveRange(entry.FactFileEntryImages);
_Db.RemoveRange(entry.FactFileNuggets);
}
_Db.Remove(category);
await _Db.SaveChangesAsync();
return(Ok());
}
catch (Exception ex)
{
_Logger.LogError("Error deleting category", ex.Message);
_Logger.LogError(ex.StackTrace);
return(BadRequest(new ResponseHelper("Something went wrong, please try again in a few minutes.", ex.Message)));
}
}
public async Task <IActionResult> UpdateQuestion(int quizId, int questionId, [FromBody] QuestionArgs data)
{
if (!ModelState.IsValid)
{
return(new BadRequestObjectResult(ModelState));
}
Quiz quiz = await _Db.Quizzes.FindAsync(quizId);
QuizQuestion question = await _Db.QuizQuestions.Include(q => q.Answers).Where(q => q.Id == questionId).FirstOrDefaultAsync();
if (quiz == null || question == null)
{
return(NotFound(new ResponseHelper("Something went wrong. Please refresh your browser and try again.", "Unable to find question in database")));
}
using (var transaction = await _Db.Database.BeginTransactionAsync())
{
question.CorrectAnswerId = null;
await _Db.SaveChangesAsync();
_Db.RemoveRange(question.Answers);
await _Db.SaveChangesAsync();
question.ImageId = data.Image?.Id;
question.Text = data.Text;
question.TrueFalseAnswer = data.TrueFalseAnswer;
question.AudioId = data.Audio?.Id;
if (data.Answers != null)
{
foreach (AnswerArgs answerArgs in data.Answers)
{
QuizAnswer newAns = new QuizAnswer
{
QuizQuestionId = question.Id,
Text = answerArgs.Text,
ImageId = answerArgs.Image?.Id
};
await _Db.AddAsync(newAns);
await _Db.SaveChangesAsync();
if (data.Answers.IndexOf(answerArgs) == data.CorrectAnswerIndex)
{
question.CorrectAnswerId = newAns.Id;
}
}
}
quiz.UpdatedAt = DateTime.UtcNow;
await _Db.SaveChangesAsync();
transaction.Commit();
}
return(Ok());
}
