//Deletes a Cause.
public ActionResult DeleteCause(int id)
{
//Creates cause instance based on the id parameter passed in
Cause cause = new Cause();
cause = causeSiteDb.Causes.FirstOrDefault(c => c.Id == id);
//Delete signatures first then the cause
List <Signature> sigsToRemove = new List <Signature>();
//appends all signatures that need deleting to a list that can be removed.
//All signatures related to a cauase must be deleted before the cause can be removed.
foreach (var signature in causeSiteDb.Signatures)
{
if (signature.Cause == cause)
{
sigsToRemove.Add(signature);
}
}
//removes the signatures and cause and saves changes.
causeSiteDb.Signatures.RemoveRange(sigsToRemove);
causeSiteDb.Causes.Remove(cause);
causeSiteDb.SaveChanges();
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("Index", causeSignatureViewModel));
}
public ActionResult Register(Member memberModel)
{
if (ModelState.IsValid)
{
//checks for duplicate usernames
if (causeSiteDb.Members.Any(x => x.Username == memberModel.Username))
{
ViewBag.DuplicateMessage = "Username Taken, Please Choose Another";
return(View("Register", memberModel));
}
causeSiteDb.Members.Add(memberModel);
causeSiteDb.SaveChanges();
//clear down modal for security
ModelState.Clear();
//stores various member properties in session
Session["MemberId"] = memberModel.MemberId.ToString();
Session["Username"] = memberModel.Username.ToString();
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("Index", "Cause", causeSignatureViewModel));
}
else
{
//if modal has not been properly filled in it returns the same view
return(View());
}
}
public ActionResult NewCause(Cause causeModel)
{
//attempt to allow picture uploads did not work and ran out of time.
/*
* if (causeModel.Description == null || causeModel.CauseTitle ==null)
* {
* ViewBag.MissingItem = "Plese Enter A Title And Description";
* return View(causeModel);
* }
* if(ModelState.IsValid)
* {
* if(file!=null)
* {
* try
* {
* string fileName = Path.GetFileName(file.FileName);
* var path = Path.Combine(Server.MapPath("~/UploadedImages/"), fileName);
* file.SaveAs(path);
* causeModel.ImagePath = path;
* }
* catch
* {
*
* }
* }
* else
* {
* causeModel.ImagePath = "~/UploadedImages/pension.jpg";
* }
* }
*
*/
//sets every image to the same picture.
causeModel.ImagePath = "~/UploadedImages/pension.jpg";
//sets the time the cause was made.
causeModel.CreatedOn = DateTime.Now;
//finds current user object in database based on the session memberId and passes it to the currentUser variable.
//So that the Member object can be saved inside the database as the Cause creator.
int currentSessionId = Convert.ToInt32(Session["MemberId"]);
Member currentUser = causeSiteDb.Members.FirstOrDefault(x => x.MemberId == currentSessionId);
causeModel.CreatedBy = currentUser;
//saves db after adding the cause object
causeSiteDb.Causes.Add(causeModel);
causeSiteDb.SaveChanges();
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("Index", causeSignatureViewModel));
}
//Users will need to log in/Register to access any of the pages other than the home page
public ActionResult Index()
{
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(View("index", causeSignatureViewModel));
}
// GET: Cause
public ActionResult Index()
{
// returns an instance of the causeSignatureModel containing all Signatures and Causes.
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(View("Index", causeSignatureViewModel));
}
public ActionResult LogOut()
{
Session["MemberId"] = null;
Session.Abandon();
Request.Cookies.Clear();
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("Index", "Home", causeSignatureViewModel));
}
public ActionResult updateSigs(int?id)
{
//Creates new instance of cause
Cause cause = new Cause();
cause = causeSiteDb.Causes.Find(id);
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
//finds all signatures in Database.
//this would become unmanageable as the website gets bigger but will keep as this for now.
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
causeSignatureViewModel.Causes.Add(cause);
return(PartialView("_SignaturesPartialView", causeSignatureViewModel));
}
//This should not be reaches as the link specifies the action result in Cause controller.
public ActionResult SignCause(int?id)
{
if (Session["MemberId"] == null)
{
return(RedirectToAction("Login", "Member"));
}
else
{
Cause cause = new Cause();
cause = causeSiteDb.Causes.FirstOrDefault(c => c.Id == id);
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
causeSignatureViewModel.Causes.Add(cause);
return(RedirectToAction("Index", "Cause", causeSignatureViewModel));
}
}
public ActionResult CauseExpanded(int id)
{
//checks a member is logged in.
if (Session["MemberId"] == null)
{
return(RedirectToAction("Login", "Member"));
}
else
{
//pass only data relevant to the cause with the parameter id to the new view
Cause cause = new Cause();
cause = causeSiteDb.Causes.FirstOrDefault(c => c.Id == id);
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
causeSignatureViewModel.Causes.Add(cause);
return(View(causeSignatureViewModel));
}
}
public ActionResult Login(Member memberModel)
{
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
//searches for a member with the same properties as the memberModel passed in.
var member = causeSiteDb.Members.SingleOrDefault(u => u.Username == memberModel.Username && u.Password == memberModel.Password);
//if a member is found, create a session. If not add a error message to the modal and return the same view
if (member != null)
{
Session["MemberId"] = member.MemberId.ToString();
Session["Username"] = member.Username.ToString();
return(RedirectToAction("Index", "Cause", causeSignatureViewModel));
}
else
{
ModelState.AddModelError("", "Username or Password Incorrect");
}
return(View());
}
public ActionResult SignCause(int?id)
{
if (Session["MemberId"] == null)
{
return(RedirectToAction("Login", "Member"));
}
//creates instance of member and assigns the current user's properties to it.
int currentSessionId = Convert.ToInt32(Session["MemberId"]);
Member currentUser = causeSiteDb.Members.FirstOrDefault(x => x.MemberId == currentSessionId);
//finds cause based on parameters fed in.
Cause cause = new Cause();
cause = causeSiteDb.Causes.FirstOrDefault(c => c.Id == id);
// check if user has already signed cause
List <Signature> allSigs = causeSiteDb.Signatures.ToList();
Boolean alreadySigned = false;
foreach (Signature signature in allSigs)
{
if (signature.MemberId == currentUser.MemberId && signature.CauseId == cause.Id)
{
alreadySigned = true;
}
}
if (alreadySigned == true)
{
//if user has already signed cause another signature is not permitted. So they are redirected to the main page.
//cause creators are permitted to sign their cause once.
//add some sort of error message here
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("Index", causeSignatureViewModel));
}
else
{
//if member has not signed the cause before, creates a new instance of signature.
//sets the signatures properties based on the cause being signed and the current user.
Signature signature = new Signature();
signature.SignatureTime = DateTime.Now;
signature.Member = currentUser;
signature.Cause = cause;
signature.MemberId = currentUser.MemberId;
signature.CauseId = cause.Id;
signature.MemberUsername = currentUser.Username;
//saves db after adding the signature object
causeSiteDb.Signatures.Add(signature);
causeSiteDb.SaveChanges();
CauseSignatureViewModel causeSignatureViewModel = new CauseSignatureViewModel();
causeSignatureViewModel.Causes = causeSiteDb.Causes.ToList();
causeSignatureViewModel.Signatures = causeSiteDb.Signatures.ToList();
return(RedirectToAction("index", causeSignatureViewModel));
}
}
