src/java/org/mxchange/pizzaapplication/beans/customer/PizzaAdminCustomerWebRequestBean.java

   1 /*
   2  * Copyright (C) 2016, 2017 Roland Häder
   3  *
   4  * This program is free software: you can redistribute it and/or modify
   5  * it under the terms of the GNU Affero General Public License as
   6  * published by the Free Software Foundation, either version 3 of the
   7  * License, or (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU Affero General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU Affero General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  */
  17 package org.mxchange.pizzaapplication.beans.customer;
  18
  19 import java.text.MessageFormat;
  20 import javax.annotation.PostConstruct;
  21 import javax.enterprise.context.RequestScoped;
  22 import javax.enterprise.event.Event;
  23 import javax.enterprise.inject.Any;
  24 import javax.faces.view.facelets.FaceletException;
  25 import javax.inject.Inject;
  26 import javax.inject.Named;
  27 import javax.naming.Context;
  28 import javax.naming.InitialContext;
  29 import javax.naming.NamingException;
  30 import org.mxchange.jcontacts.contact.Contact;
  31 import org.mxchange.jcontacts.contact.title.PersonalTitle;
  32 import org.mxchange.jcontacts.exceptions.ContactAlreadyAddedException;
  33 import org.mxchange.jcustomercore.events.customer.added.AdminAddedCustomerEvent;
  34 import org.mxchange.jcustomercore.events.customer.added.ObservableAdminAddedCustomerEvent;
  35 import org.mxchange.jcustomercore.exceptions.CustomerAlreadyRegisteredException;
  36 import org.mxchange.jcustomercore.model.customer.Customer;
  37 import org.mxchange.jcustomercore.model.customer.status.CustomerAccountStatus;
  38 import org.mxchange.pizzaapplication.beans.BasePizzaController;
  39 import org.mxchange.pizzaapplication.beans.contact.PizzaAdminContactWebRequestController;
  40 import org.mxchange.pizzaapplication.beans.helper.PizzaWebRequestHelperController;
  41 import org.mxchange.pizzaapplication.model.customer.PizzaAdminCustomerSessionBeanRemote;
  42 import org.mxchange.pizzaapplication.model.customer.PizzaCustomer;
  43
  44 /**
  45  * Administrative customer bean (controller)
  46  * <p>
  47  * @author Roland Häder<roland@mxchange.org>
  48  */
  49 @Named ("adminCustomerController")
  50 @RequestScoped
  51 public class PizzaAdminCustomerWebRequestBean extends BasePizzaController implements PizzaAdminCustomerWebRequestController {
  52
  53         /**
  54          * Serial number
  55          */
  56         private static final long serialVersionUID = 12_487_062_487_527_913L;
  57
  58         /**
  59          * Administrative contact controller (for personal data)
  60          */
  61         @Inject
  62         private PizzaAdminContactWebRequestController adminContactController;
  63
  64         /**
  65          * Administrative customer EJB
  66          */
  67         private PizzaAdminCustomerSessionBeanRemote adminCustomerBean;
  68
  69         /**
  70          * Bean helper instance
  71          */
  72         @Inject
  73         private PizzaWebRequestHelperController adminHelper;
  74
  75         /**
  76          * An event being fired when an administrator has added a new customer
  77          */
  78         @Inject
  79         @Any
  80         private Event<ObservableAdminAddedCustomerEvent> customerAddedEvent;
  81
  82         /**
  83          * General customer controller
  84          */
  85         @Inject
  86         private PizzaCustomerWebSessionController customerController;
  87
  88         /**
  89          * Default constructor
  90          */
  91         public PizzaAdminCustomerWebRequestBean () {
  92                 // Try it
  93                 try {
  94                         // Get initial context
  95                         Context context = new InitialContext();
  96
  97                         // Try to lookup
  98                         this.adminCustomerBean = (PizzaAdminCustomerSessionBeanRemote) context.lookup("java:global/pizzaservice-ejb/admincustomer!org.mxchange.pizzaapplication.model.customer.PizzaAdminCustomerSessionBeanRemote"); //NOI18N
  99                 } catch (final NamingException e) {
 100                         // Throw again
 101                         throw new FaceletException(e);
 102                 }
 103         }
 104
 105         @Override
 106         public String addCustomer () {
 107                 // Are at least some fields added?
 108                 if ((this.adminHelper.getContact() == null) && (!this.isCustomerDataSet())) {
 109                         // Not all customer data is set
 110                         throw new FaceletException("Please provide minimum personal data: gender, first_name, family_name"); //NOI18N
 111                 }
 112
 113                 // Init contact
 114                 Contact contact;
 115
 116                 // Is the contact set in helper?
 117                 if (this.adminHelper.getContact() instanceof Contact) {
 118                         // Get from helper
 119                         contact = this.adminHelper.getContact();
 120                 } else {
 121                         // Get new contact instance
 122                         contact = this.adminContactController.createContactInstance();
 123                 }
 124
 125                 // Ask the EJB for a free customer number
 126                 String customerNumber = this.adminCustomerBean.createCustomerNumber();
 127
 128                 // Create new customer instance
 129                 Customer customer = new PizzaCustomer(CustomerAccountStatus.CONFIRMED, contact, customerNumber);
 130
 131                 // Init instance
 132                 Customer updatedCustomer;
 133
 134                 try {
 135                         // Add/link customer and return updated
 136                         if (this.adminHelper.getContact() instanceof Contact) {
 137                                 // Link customer
 138                                 updatedCustomer = this.adminCustomerBean.linkCustomer(customer);
 139
 140                                 // Remove contact instance
 141                                 this.adminHelper.setContact(null);
 142                         } else {
 143                                 // Add new customer instance
 144                                 updatedCustomer = this.adminCustomerBean.addCustomer(customer);
 145                         }
 146                 } catch (final CustomerAlreadyRegisteredException | ContactAlreadyAddedException ex) {
 147                         // Throw again
 148                         throw new FaceletException(ex);
 149                 }
 150
 151                 // Fire event
 152                 this.customerAddedEvent.fire(new AdminAddedCustomerEvent(updatedCustomer));
 153
 154                 // Redirect
 155                 return "admin_list_customer"; //NOI18N
 156         }
 157
 158         @Override
 159         public void copyCustomerToController (final Customer customer) {
 160                 // Parameters must be valid
 161                 if (null == customer) {
 162                         // Throw NPE
 163                         throw new NullPointerException("customer is null"); //NOI18N
 164                 } else if (customer.getCustomerId() == null) {
 165                         // Throw again ...
 166                         throw new NullPointerException("customer.customerId is null"); //NOI18N
 167                 } else if (customer.getCustomerId() < 1) {
 168                         // Invalid id number
 169                         throw new IllegalArgumentException(MessageFormat.format("customer.customerId={0} is not valid", customer.getCustomerId())); //NOI18N
 170                 } else if (customer.getCustomerContact() == null) {
 171                         // Throw NPE again
 172                         throw new NullPointerException("customer.customerContact is null"); //NOI18N
 173                 } else if (customer.getCustomerContact().getContactId() == null) {
 174                         // .. and again
 175                         throw new NullPointerException("customer.customerContact.contactId is null"); //NOI18N
 176                 } else if (customer.getCustomerContact().getContactId() < 1) {
 177                         // Invalid id
 178                         throw new IllegalArgumentException(MessageFormat.format("customer.customerContact.contactId={0} is not valid", customer.getCustomerContact().getContactId())); //NOI18N
 179                 }
 180
 181                 // @TODO Set all data
 182         }
 183
 184         /**
 185          * Post-initialization of this class
 186          */
 187         @PostConstruct
 188         public void init () {
 189         }
 190
 191         /**
 192          * Checks whether ther minimum customer data is set
 193          * <p>
 194          * @return Whether minimum data is set
 195          */
 196         private boolean isCustomerDataSet () {
 197                 // Check all
 198                 return ((this.adminContactController.getPersonalTitle() instanceof PersonalTitle) &&
 199                                 (this.adminContactController.getFirstName() != null) &&
 200                                 (!this.adminContactController.getFirstName().isEmpty()) &&
 201                                 (this.adminContactController.getFamilyName() != null) &&
 202                                 (!this.adminContactController.getFamilyName().isEmpty()));
 203         }
 204
 205 }