errors

var (
	// general
	ErrInvalidUsernamePassword  = NewError(1001, "Invalid username or password")
	ErrInvalidRequestData       = NewError(1002, "Invalid request data")
	ErrInternal                 = NewError(1003, "Internal server error")
	ErrInvalidRequestParameters = NewError(1004, "Missing or invalid request parameters")
	// user
	ErrUserAlreadyExists  = NewError(1005, "User already exists")
	ErrUserNotFound       = NewError(1006, "User not found")
	ErrCannotRegisterUser = NewError(1007, "Cannot register user")
	ErrInvalidUserModel   = NewError(1008, "Invalid user model")
	ErrCannotUpdateUser   = NewError(1009, "Cannot update user")
	// category
	ErrCategoryNotFound     = NewError(1010, "Category not found")
	ErrCannotUpdateCategory = NewError(1011, "Cannot update category")
	ErrCannotRemoveCategory = NewError(1012, "Cannot remove category")
	ErrCannotGetCategories  = NewError(1013, "Cannot load categories")
	ErrInvalidCategoryModel = NewError(1014, "Invalid category model")
	// expense
	ErrExpenseNotFound     = NewError(1015, "Expense not found")
	ErrCannotUpdateExpense = NewError(1016, "Cannot update expense")
	ErrCannotRemoveExpense = NewError(1017, "Cannot remove expense")
	ErrCannotGetExpenses   = NewError(1018, "Cannot load expenses")
	ErrInvalidExpenseModel = NewError(1019, "Invalid expense model")
)