private async void SignUpExecute(object obj)
{
SignUpStatus = string.Empty;
if (CheckPassword())
{
Recycler recycler = await RecyclerDA.GetRecycler(Recycler);
if (recycler == null)
{
Recycler.EcoLevel = EcoLevelOne;
Recycler.TotalPoints = 0;
await RecyclerDA.AddRecycler(Recycler);
Username = string.Empty;
Password = string.Empty;
FullName = string.Empty;
ConfirmPassword = string.Empty;
await Application.Current.MainPage.DisplayAlert("Sign Up", "You have successfully created a Recycler account ", "OK");
await Application.Current.MainPage.Navigation.PopAsync();
}
else
{
SignUpStatus = "Username already exists! Please choose another username";
}
}
else
{
SignUpStatus = "Confirmation password is not matched with your password";
}
}
private async void UpdateRecyclerExecute(object obj)
{
await RecyclerDA.UpdateRecycler(Recycler);
await Application.Current.MainPage.DisplayAlert("User Profile", "Your profile is updated", "OK");
await Application.Current.MainPage.Navigation.PopAsync();
}
private async void UpdateSubmissionForAll()
{
Submission.Material = Material.MaterialID;
Submission.Status = StatusSubmitted;
Submission.PointsAwarded = WeightInKg * Material.PointsPerKg;
Submission.ActualDate = DateTime.Today;
Recycler.TotalPoints += Submission.PointsAwarded;
UpdateRecyclerEcoLevel();
await RecyclerDA.UpdateRecycler(Recycler);
Collector.TotalPoints += Submission.PointsAwarded;
await CollectorDA.UpdateCollector(Collector);
await SubmissionDA.UpdateSubmission(Submission);
}
private async void InitializeFromSubmission()
{
Recycler = await RecyclerDA.GetRecyclerByUsername(Submission.Recycler);
if (Recycler != null)
{
RecyclerUsername = Recycler.Username;
}
Collector = await CollectorDA.GetCollectorByUsername(Submission.Collector);
Material = await MaterialDA.GetMaterialById(Submission.Material);
if (Material != null)
{
MaterialName = Material.MaterialName;
}
}
private async void CreateSubmissionExecute(object obj)
{
CreateStatus = string.Empty;
Recycler = await RecyclerDA.GetRecyclerByUsername(RecyclerUsername);
Material = await MaterialDA.GetMaterialByName(MaterialName);
Collector = CollectorViewModel.Collector;
if (Recycler == null)
{
CreateStatus = "Recycler not found!";
}
else
{
if (Material == null)
{
CreateStatus = "Recycled Material Type not found!";
}
else
{
if (Collector.MaterialCollection.Contains(Material.MaterialID))
{
Submission.Recycler = Recycler.Username;
Submission.ProposedDate = DateTime.Today;
Submission.Collector = Collector.Username;
var newGuid = Guid.NewGuid();
string id = Convert.ToBase64String(newGuid.ToByteArray());
Submission.SubmissionID = id.Remove(id.Length - 2, 2);
Submission.Status = StatusProposed;
Submission.Material = Material.MaterialID;
await SubmissionDA.AddSubmission(Submission);
UpdateSubmissionForAll();
await Application.Current.MainPage.DisplayAlert("Record Material Submission", "You have successfully recorded the submission.", "OK");
await Application.Current.MainPage.Navigation.PopAsync();
}
else
{
CreateStatus = "You do not collect this type of material!";
}
}
}
}
private async void SignInExecute(object obj)
{
LoginStatus = string.Empty;
if (CheckUsernameAndPassword())
{
User a = new User();
ContentPage view = new ContentPage();
if (UserType == StartViewModel.AdminUserType)
{
a = await AdminDA.GetAdmin(User);
}
else if (UserType == StartViewModel.RecyclerUserType)
{
a = await RecyclerDA.GetRecycler(User);
}
else
{
a = await CollectorDA.GetCollector(User);
}
if (a != null)
{
if (a.Password == Password)
{
if (Application.Current.Properties.ContainsKey("loggedIn"))
{
Application.Current.Properties["loggedIn"] = 1;
}
else
{
Application.Current.Properties.Add("loggedIn", 1);
await Application.Current.SavePropertiesAsync();
}
if (a is Recycler)
{
RecyclerViewModel.Recycler = (Recycler)a;
view = new Views.RecyclerMainView();
}
else if (a is Collector)
{
CollectorViewModel.Collector = (Collector)a;
view = new Views.CollectorMainView();
}
else
{
MainViewModel.Admin = a;
view = new Views.AdminMainView();
}
Username = string.Empty;
Password = string.Empty;
Application.Current.MainPage = new NavigationPage(view);
}
else
{
Application.Current.Properties["loggedIn"] = 0;
LoginStatus = "Username or password is wrong!";
}
}
else
{
LoginStatus = "Username or password not found!";
}
}
}
