<%@ page session="true" %>
<%@ page import="com.apz.pirisale.*" %>
<jsp:useBean id="piriSale" scope="application" class="com.apz.pirisale.PiriSale" />
<%
    Customer currentCustomer;
    String mForwardTo = request.getParameter("forwardTo");
    String mLoginID = request.getParameter("loginID");
    String mPassword = request.getParameter("password");
    if (mForwardTo == null) mForwardTo = "";
    if ((mLoginID == null) || (mPassword == null))
    {
        response.sendRedirect("error.jsp?errorText=Parameter missing");
        return;
    }
    if (mLoginID.length() == 0)
    {
        response.sendRedirect("login.jsp?failed=true&forwardTo=" + mForwardTo + "&message1=Login ID is zero-length");
        return;
    }
    if (mPassword.length() == 0)
    {
        response.sendRedirect("login.jsp?failed=true&forwardTo=" + mForwardTo + "&loginID=" + mLoginID + "&message2=Password is zero-length");
        return;
    }
    try
    {
        if(!piriSale.getCustomers().doesCustomerExist(mLoginID))
        {
            response.sendRedirect("login.jsp?failed=true&forwardTo=" + mForwardTo + "&loginID=" + mLoginID + "&message1=Login ID not found");
            return;
        }
        currentCustomer = piriSale.getCustomers().getCustomer(mLoginID);
        if (currentCustomer == null)
        {
            response.sendRedirect("error.jsp?errorText=Customer is null");
            return;
        }

        if (!currentCustomer.checkPassword(mPassword))
        {
            response.sendRedirect("login.jsp?failed=true&forwardTo=" + mForwardTo + "&loginID=" + mLoginID + "&message2=Password incorrect");
            return;
        }
        session.setAttribute("active", new String("true"));
        session.setAttribute("basket", new Basket());
        session.setAttribute("customerID", String.valueOf(currentCustomer.getCustomerID()));
        if (mForwardTo.length() == 0) response.sendRedirect("welcome.jsp");
        if (mForwardTo.length() != 0) response.sendRedirect(mForwardTo);
        return;
    }
    catch(Exception e)
    {
        response.sendRedirect("error.jsp?errorText=" + e.toString());
        return;
    }
%>