/// <summary>
/// Sets the amount of books specified by the user.
/// </summary>
/// <param name="book">Takes a book to change amount on</param>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void SetAmount(Book book, User admin)
{
AdminView.SetAmount();
var input = SharedController.GetAndValidateInput();
if (input.validatedInput != 0)
{
WebShopApi api = new WebShopApi();
if (api.SetAmount(admin.Id, book.Id, input.validatedInput))
{
if (book.Amount <= 0)
{
book.Amount = 0;
}
SharedError.Success();
BookView.ChangedNumberOfBooks(book);
}
else
{
SharedError.Failed();
BookView.ChangedNumberOfBooks(book);
}
}
else
{
SharedError.PrintWrongMenuInput();
}
}
/// <summary>
/// Deletes the number of books typed in when asked.
/// </summary>
/// <param name="book">Takes a book to delete from</param>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void DeleteBook(Book book, User admin)
{
bool continueLoop = true;
do
{
Console.Clear();
AdminView.DeleteBook(book);
var input = SharedController.GetAndValidateInput();
if (input.validatedInput > 0)
{
var originalBookAmount = book.Amount;
if (api.DeleteBook(admin.Id, book.Id, input.validatedInput))
{
SharedError.Success();
if (book.Amount == originalBookAmount &&
book.Amount - input.validatedInput <= 0)
{
book.Amount = 0;
}
}
else
{
SharedError.Failed();
}
continueLoop = false;
}
else
{
SharedError.PrintWrongInput();
}
} while (continueLoop);
}
/// <summary>
/// Method for adding a category to database
/// </summary>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void AddCategory(User admin)
{
var continueLoop = true;
do
{
Console.Clear();
AdminView.AddCategory();
var input = SharedController.GetSearchInput();
if (SharedController.CheckIfNullOrEmptyOrWhiteSpace(input))
{
SharedError.PrintWrongInput();
continueLoop = true;
}
else
{
if (api.AddCategory(admin.Id, input))
{
SharedError.Success();
}
else
{
SharedError.Failed();
}
continueLoop = false;
}
} while (continueLoop);
}
/// <summary>
/// Method for editing the user. Promote, Demote, activate or deactivate
/// </summary>
/// <param name="admin">Takes a user with admin priviliges</param>
/// <param name="editUser">Takes a user to edit</param>
private static void EditUser(User admin, User editUser)
{
var continueLoop = true;
do
{
AdminView.EditUser(editUser);
var input = SharedController.GetAndValidateInput();
switch (input.validatedInput)
{
case 1:
if (api.Promote(admin.Id, editUser.Id))
{
SharedError.Success();
break;
}
SharedError.Failed();
break;
case 2:
if (api.Demote(admin.Id, editUser.Id))
{
SharedError.Success();
break;
}
SharedError.Failed();
break;
case 3:
if (api.ActivateUser(admin.Id, editUser.Id))
{
SharedError.Success();
break;
}
SharedError.Failed();
break;
case 4:
if (api.InactivateUser(admin.Id, editUser.Id))
{
SharedError.Success();
break;
}
SharedError.Failed();
break;
case 0:
continueLoop = SharedController.GoBackIf_X_IsPressedOrPrintErrorMsg(input.menuInput);
break;
default:
SharedError.PrintWrongMenuInput();
break;
}
} while (continueLoop);
}
/// <summary>
/// Method for buying a book
/// </summary>
/// <param name="user">Takes a user to be connected with the purchase</param>
/// <param name="book">Takes a book to be bought</param>
internal static void BuyBook(User user, Book book)
{
if (api.BuyBook(user.Id, book.Id))
{
SharedError.Success();
}
else
{
SharedError.Failed();
}
}
/// <summary>
/// Method for adding a user to database
/// </summary>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void AddUser(User admin)
{
var userCredentials = AdminView.AddUser();
if (api.AddUser(admin.Id, userCredentials.userName, userCredentials.password))
{
SharedError.Success();
}
else
{
SharedError.Failed();
}
}
/// <summary>
/// Method for updating the category name of specified category
/// </summary>
/// <param name="admin">Takes a user with admin priviliges</param>
/// <param name="bookCategory">Takes a book category to be updated</param>
private static void UpdateCategory(User admin, BookCategory bookCategory)
{
AdminView.UpdateCategory(bookCategory.Name);
var input = SharedController.GetSearchInput();
if (SharedController.CheckIfNullOrEmptyOrWhiteSpace(input))
{
SharedError.UnChanged();
}
else
{
if (api.UpdateCategory(admin.Id, bookCategory.Id, input))
{
SharedError.Success();
}
else
{
SharedError.Failed();
}
}
}
/// <summary>
/// Delete category (if empty)
/// </summary>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void DeleteCategory(User admin)
{
var continueLoop = true;
do
{
Console.Clear();
AdminView.DeleteCategory();
var categories = api.GetCategories();
SharedView.ListCategories(categories);
var input = SharedController.GetAndValidateInput();
if (input.validatedInput > 0 &&
input.validatedInput <= categories.Count)
{
if (api.DeleteCategory(
admin.Id,
categories[input.validatedInput - 1].Id))
{
SharedError.Success();
}
else
{
var books = api.GetBooksInCategory(categories[input.validatedInput - 1].Id);
SharedError.BooksStillInCategory(books.Count);
}
}
else
{
if (input.validatedInput == 0 &&
input.menuInput.ToLower() == "x")
{
continueLoop = false;
}
else
{
SharedError.PrintWrongInput();
}
}
} while (continueLoop);
}
/// <summary>
/// Method for changing the category that a book is connected to.
/// </summary>
/// <param name="book">Takes abook to change</param>
/// <param name="admin">Takes a user with admin priviliges</param>
private static void ChangeCategory(Book book, User admin)
{
var categories = api.GetCategories();
var continueLoop = true;
do
{
Console.Clear();
AdminView.ChangeCategory(book, categories);
if (categories.Count() > 0)
{
var input = SharedController.GetAndValidateInput();
if (input.validatedInput > 0 &&
input.validatedInput <= categories.Count())
{
var success = api.AddBookToCategory(
admin.Id,
book.Id,
categories[input.validatedInput - 1].Id);
continueLoop = false;
if (success)
{
SharedError.Success();
}
else
{
SharedError.Failed();
}
}
else
{
SharedError.PrintWrongInput();
}
}
} while (continueLoop);
}
/// <summary>
/// Method for printing the main menu
/// </summary>
public static void PrintMainMenu()
{
int userMenuChoice;
string menuInput = default;
do
{
Console.Clear();
StartView.Print();
menuInput = InputHelper.AskForMenuInput();
userMenuChoice = InputHelper.ValidateMenuInput(menuInput);
if (userMenuChoice == 0 && menuInput.ToLower() != "q")
{
SharedError.PrintWrongMenuInput();
}
else
{
var api = new WebShopApi();
switch (userMenuChoice)
{
case 1:
var userCredentials = LoginView.PrintLoginPage();
var user = api.Login(userCredentials.userName, userCredentials.password);
if (UserController.UserIsNull(user) &&
!userCredentials.userName.Contains(abortChar))
{
SharedError.PrintWrongCredentials(user);
continue;
}
else if (userCredentials.userName.Contains(abortChar))
{
break;
}
else if (user.IsAdmin)
{
AdminController.PrintAdminSelectionMenu(user);
}
else
{
UserController.UserSelectionMenu(user);
}
break;
case 2:
var registererUserCredentials = UserView.Register();
if (!api.Register(registererUserCredentials.username,
registererUserCredentials.password,
registererUserCredentials.verifyPassword))
{
SharedError.Failed();
break;
}
SharedError.Success();
break;
case 0:
Environment.Exit(1);
break;
default:
SharedError.PrintWrongMenuInput();
break;
}
}
} while (menuInput.ToLower() != "q");
}