Merge branch 'feature/#1_développement_code_métier_partie_client' into develop

Workspace/client/client.iml

@@ -11,7 +11,6 @@
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.1" level="project" />
     <orderEntry type="module" module-name="core" />
     <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.1" level="project" />
   </component>

Workspace/client/dependency-reduced-pom.xml

@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
+  <parent>
+    <artifactId>Main</artifactId>
+    <groupId>com.pqt</groupId>
+    <version>1.0-SNAPSHOT</version>
+  </parent>
+  <modelVersion>4.0.0</modelVersion>
+  <artifactId>client</artifactId>
+  <build>
+    <plugins>
+      <plugin>
+        <artifactId>maven-shade-plugin</artifactId>
+        <version>3.1.0</version>
+        <executions>
+          <execution>
+            <phase>package</phase>
+            <goals>
+              <goal>shade</goal>
+            </goals>
+            <configuration>
+              <transformers>
+                <transformer>
+                  <manifestEntries>
+                    <Main-Class>com.pqt.client.Main</Main-Class>
+                    <Build-Number>1.0-SNAPSHOT</Build-Number>
+                    <Author>Guillaume 'Cess' Prost</Author>
+                    <Last-Update>26/10/2017</Last-Update>
+                  </manifestEntries>
+                </transformer>
+              </transformers>
+            </configuration>
+          </execution>
+        </executions>
+      </plugin>
+    </plugins>
+  </build>
+</project>
+

Workspace/client/pom.xml

@@ -17,6 +17,35 @@
             <version>1.0-SNAPSHOT</version>
         </dependency>
     </dependencies>
-
+    <build>
+        <plugins>
+            <plugin>
+                <groupId>org.apache.maven.plugins</groupId>
+                <artifactId>maven-shade-plugin</artifactId>
+                <version>3.1.0</version>
+                <executions>
+                    <execution>
+                        <phase>package</phase>
+                        <goals>
+                            <goal>shade</goal>
+                        </goals>
+                        <configuration>
+                            <transformers>
+                                <transformer implementation="org.apache.maven.plugins.shade.resource.ManifestResourceTransformer">
+                                    <manifestEntries>
+                                        <!-- TODO faire un script pour update les data du manifest -->
+                                        <Main-Class>com.pqt.client.Main</Main-Class>
+                                        <Build-Number>1.0-SNAPSHOT</Build-Number>
+                                        <Author>Guillaume 'Cess' Prost</Author>
+                                        <Last-Update>26/10/2017</Last-Update>
+                                    </manifestEntries>
+                                </transformer>
+                            </transformers>
+                        </configuration>
+                    </execution>
+                </executions>
+            </plugin>
+        </plugins>
+    </build>
 
 </project>

Workspace/client/src/main/java/com/pqt/client/Main.java

@@ -1,21 +1,21 @@
 package com.pqt.client;
 
 import com.pqt.client.gui.main_frame.MainFrame;
+import com.pqt.client.gui.main_frame.listeners.IMainFrameModelListener;
 import com.pqt.client.gui.modules.account_screen.AccountScreen;
 import com.pqt.client.gui.modules.sale_screen.SaleScreen;
 import com.pqt.client.gui.modules.stat_screen.StatScreen;
 import com.pqt.client.gui.modules.stock_screen.StockScreen;
-import com.pqt.client.gui.ressources.components.generics.others.SideBar;
-import com.pqt.client.gui.ressources.components.generics.others.listeners.ISideBarListener;
 import com.pqt.client.gui.ressources.components.generics.toast.ToastFactory;
 import com.pqt.client.gui.ressources.css.GUICssTool;
 import com.pqt.client.gui.ressources.strings.GUIStringTool;
-import com.pqt.client.module.account.AccountService;
+import com.pqt.client.gui.startup_frame.StartupFrame;
-import com.pqt.client.module.sale.SaleService;
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelListener;
-import com.pqt.client.module.stat.StatService;
+import com.pqt.client.module.ClientBackEndModuleManager;
-import com.pqt.client.module.stock.StockService;
 import javafx.application.Application;
+import javafx.application.Platform;
 import javafx.scene.Scene;
+import javafx.scene.layout.Pane;
 import javafx.stage.Stage;
 
 public class Main extends Application{
@@ -26,25 +26,53 @@ public class Main extends Application{
 
     @Override
     public void start(Stage primaryStage) throws Exception {
-        SaleService saleService = new SaleService();
-        StockService stockService = new StockService();
-        AccountService accountService = new AccountService();
-        StatService statService = new StatService();
 
-        MainFrame mainFrame = new MainFrame(accountService);
+        ClientBackEndModuleManager moduleManager = new ClientBackEndModuleManager(null);
-        mainFrame.addModule(new SaleScreen(accountService, stockService, saleService), true);
-        mainFrame.addModule(new StockScreen(stockService, accountService));
-        mainFrame.addModule(new StatScreen(statService));
-        mainFrame.addModule(new AccountScreen(accountService));
 
 
-        Scene scene = new Scene(mainFrame.getPane(), 800, 600);
+        MainFrame mainFrame = new MainFrame(moduleManager.getAccountService());
-        scene.getStylesheets().clear();
+        mainFrame.addModule(new SaleScreen(moduleManager.getAccountService(), moduleManager.getStockService(), moduleManager.getSaleService()), true);
-        scene.getStylesheets().addAll(getClass().getResource(GUICssTool.getCssFilePath()).toExternalForm());
+        mainFrame.addModule(new StockScreen(moduleManager.getStockService(), moduleManager.getAccountService()));
+        mainFrame.addModule(new StatScreen(moduleManager.getStatService()));
+        mainFrame.addModule(new AccountScreen(moduleManager.getAccountService()));
+        Scene mainFrameScene = initScene(mainFrame.getPane());
+
+        StartupFrame startupFrame = new StartupFrame(moduleManager.getAccountService(), moduleManager.getNetworkService());
+        Scene startupFrameScene = initScene(startupFrame.getPane());
+
+        mainFrame.addFrameModelListener(getMainFrameListener(primaryStage, startupFrameScene));
+        startupFrame.addFrameModelListener(getStartupFrameListener(primaryStage, mainFrameScene));
 
         ToastFactory.init(primaryStage);
         primaryStage.setTitle(GUIStringTool.getAppTitle());
-        primaryStage.setScene(scene);
+        primaryStage.setScene(startupFrameScene);
         primaryStage.show();
     }
+
+    private Scene initScene(Pane pane){
+        Scene scene = new Scene(pane);
+        scene.getStylesheets().clear();
+        scene.getStylesheets().addAll(getClass().getResource(GUICssTool.getCssFilePath()).toExternalForm());
+
+        return scene;
+    }
+
+    private IStartupFrameModelListener getStartupFrameListener(Stage primaryStage, Scene sceneToDisplay){
+        return () -> trySwitchScene(primaryStage, sceneToDisplay, true);
+    }
+
+    private IMainFrameModelListener getMainFrameListener(Stage primaryStage, Scene sceneToDisplay){
+        return () -> trySwitchScene(primaryStage, sceneToDisplay, false);
+    }
+
+    private void trySwitchScene(Stage primaryStage, Scene sceneToDisplay, boolean maximize){
+        if(sceneToDisplay!=null) {
+            primaryStage.hide();
+            primaryStage.setScene(sceneToDisplay);
+            primaryStage.setMaximized(maximize);
+            primaryStage.show();
+        }else{
+            Platform.exit();
+        }
+    }
 }

Workspace/client/src/main/java/com/pqt/client/gui/main_frame/MainFrame.java

@@ -1,7 +1,9 @@
 package com.pqt.client.gui.main_frame;
 
+import com.pqt.client.gui.main_frame.listeners.IMainFrameModelListener;
 import com.pqt.client.gui.modules.IGuiModule;
 import com.pqt.client.gui.ressources.components.generics.IFXComponent;
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelListener;
 import com.pqt.client.module.account.AccountService;
 import javafx.scene.layout.Pane;
 
@@ -9,9 +11,10 @@ public class MainFrame implements IFXComponent {
 
     private MainFrameView view;
     private MainFrameController ctrl;
+    private MainFrameModel model;
 
     public MainFrame(AccountService accountService) {
-        MainFrameModel model = new MainFrameModel(accountService);
+        model = new MainFrameModel(accountService);
         ctrl = new MainFrameController(model);
         model.addListener(ctrl);
 
@@ -28,6 +31,10 @@ public class MainFrame implements IFXComponent {
         ctrl.addModule(module, false);
     }
 
+    public void addFrameModelListener(IMainFrameModelListener l){
+        model.addListener(l);
+    }
+
     @Override
     public Pane getPane() {
         return view.getPane();

Workspace/client/src/main/java/com/pqt/client/gui/main_frame/MainFrameController.java

@@ -2,17 +2,12 @@ package com.pqt.client.gui.main_frame;
 
 import com.pqt.client.gui.main_frame.listeners.IMainFrameModelListener;
 import com.pqt.client.gui.modules.IGuiModule;
-import com.pqt.client.gui.ressources.components.generics.validators.listeners.IValidatorComponentListener;
-import com.pqt.client.gui.ressources.components.specifics.account.listeners.IAccountComponentListener;
-import com.pqt.core.entities.user_account.Account;
 import com.pqt.core.entities.user_account.AccountLevel;
-import javafx.event.Event;
 
 class MainFrameController implements IMainFrameModelListener {
 
     private MainFrameModel model;
     private MainFrameView view;
-    private IValidatorComponentListener accountManagerAccountListener;
 
     MainFrameController(MainFrameModel model) {
         this.model = model;
@@ -23,7 +18,6 @@ class MainFrameController implements IMainFrameModelListener {
     }
 
     void updateView(){
-        view.feedAccountCollectionToManager(model.getAccounts());
         view.setCurrentAccount(model.getCurrentAccount());
         if(model.getCurrentAccount()!=null)
             view.updateModuleButtonLock(model.getCurrentAccount().getPermissionLevel());
@@ -38,57 +32,12 @@ class MainFrameController implements IMainFrameModelListener {
         this.view.addGuiModule(module.getModuleName(),module.getPane(), module.getLowestRequiredAccountLevel(), activate);
     }
 
-    IValidatorComponentListener getAccountManagerValidatorListener() {
+    public void onAccountDisconnectionRequested() {
-        return new IValidatorComponentListener() {
+        model.disconnectCurrentAccount();
-            @Override
-            public void onValidationEvent() {
-                if(view.isAccountCreationPossible())
-                    model.connectAccount(view.create());
-            }
-
-            @Override
-            public void onCancelEvent() {
-                model.disconnectCurrentAccount();
-            }
-        };
-    }
-
-    IAccountComponentListener getAccountManagerAccountListener() {
-        return new IAccountComponentListener() {
-            @Override
-            public void onRefreshContentRequestEvent() {
-
-            }
-
-            @Override
-            public void onContentClickEvent(Event event, Account eventTarget) {
-
-            }
-
-            @Override
-            public void onAddContentRequestEvent() {
-
-            }
-
-            @Override
-            public void onRemoveContentRequestEvent(Account content) {
-
-            }
-
-            @Override
-            public void onDetailContentRequestEvent(Account content) {
-
-            }
-        };
     }
 
     @Override
-    public void onAccountStatusChangedEvent(boolean status) {
+    public void onAccountDisconnectedEvent() {
-        updateView();
-    }
 
-    @Override
-    public void onAccountCollectionChangedEvent() {
-        updateView();
     }
 }

Workspace/client/src/main/java/com/pqt/client/gui/main_frame/MainFrameModel.java

@@ -20,37 +20,30 @@ class MainFrameModel {
         this.accountService.addListener(new IAccountListener() {
             @Override
             public void onAccountStatusChangedEvent(boolean status) {
-                MainFrameModel.this.fireAccountStatusChangedEvent(status);
+                if(!status){
+                    MainFrameModel.this.fireAccountDisconnectedEvent();
+                }
+            }
+
+            @Override
+            public void onAccountStatusNotChangedEvent(Throwable cause) {
+
             }
 
             @Override
             public void onAccountListChangedEvent() {
-                MainFrameModel.this.fireAccountCollectionChangedEvent();
             }
         });
     }
 
-    private void fireAccountCollectionChangedEvent() {
+    private void fireAccountDisconnectedEvent() {
-        Arrays.stream(listenerList.getListeners(IMainFrameModelListener.class)).forEach(IMainFrameModelListener::onAccountCollectionChangedEvent);
+        Arrays.stream(listenerList.getListeners(IMainFrameModelListener.class)).forEach(IMainFrameModelListener::onAccountDisconnectedEvent);
-    }
-
-    private void fireAccountStatusChangedEvent(boolean status) {
-        Arrays.stream(listenerList.getListeners(IMainFrameModelListener.class)).forEach(l->l.onAccountStatusChangedEvent(status));
-    }
-
-    void connectAccount(Account account) {
-        accountService.setCurrentAccount(account);
-        accountService.logInCurrentAccount(account.getPassword());
     }
 
     void disconnectCurrentAccount() {
         accountService.logOutCurrentAccount();
     }
 
-    Collection<Account> getAccounts(){
-        return accountService.getAllAccounts();
-    }
-
     void addListener(IMainFrameModelListener listener){
         listenerList.add(IMainFrameModelListener.class, listener);
     }

Workspace/client/src/main/java/com/pqt/client/gui/main_frame/MainFrameView.java

@@ -1,6 +1,5 @@
 package com.pqt.client.gui.main_frame;
 
-import com.pqt.client.gui.ressources.components.AccountManager;
 import com.pqt.client.gui.ressources.components.generics.IFXComponent;
 import com.pqt.client.gui.ressources.components.generics.others.SideBar;
 import com.pqt.client.gui.ressources.components.generics.others.listeners.ISideBarListener;
@@ -10,11 +9,9 @@ import com.pqt.core.entities.user_account.AccountLevel;
 import javafx.application.Platform;
 import javafx.beans.property.ObjectProperty;
 import javafx.beans.property.SimpleObjectProperty;
-import javafx.beans.value.ObservableValue;
-import javafx.geometry.Orientation;
 import javafx.scene.Node;
 import javafx.scene.control.Button;
-import javafx.scene.control.ToolBar;
+import javafx.scene.control.Label;
 import javafx.scene.input.KeyCode;
 import javafx.scene.input.MouseButton;
 import javafx.scene.layout.BorderPane;
@@ -22,16 +19,14 @@ import javafx.scene.layout.Pane;
 import javafx.scene.layout.Priority;
 import javafx.scene.layout.VBox;
 
-import java.util.Collection;
-
 class MainFrameView implements IFXComponent{
 
     private final MainFrameController ctrl;
 
     private BorderPane mainPane;
-    private AccountManager accountManager;
     private VBox buttonHolder;
     private ObjectProperty<AccountLevel> currentAccountLevel;
+    private Label accountNameLabel;
 
     MainFrameView(MainFrameController ctrl) {
         this.ctrl = ctrl;
@@ -51,11 +46,10 @@ class MainFrameView implements IFXComponent{
         buttonHolder.prefWidthProperty().bind(sidebar.widthProperty());
         sidebar.getChildren().add(buttonHolder);
 
-        accountManager = new AccountManager();
+        accountNameLabel = new Label();
-        accountManager.addListener(ctrl.getAccountManagerValidatorListener());
+        Button disconnectionButton = new Button(GUIStringTool.getLogoutButtonLabel());
-        accountManager.addListener(ctrl.getAccountManagerAccountListener());
+        disconnectionButton.setOnAction((event -> ctrl.onAccountDisconnectionRequested()));
-        accountManager.getPane().prefWidthProperty().bind(sidebar.widthProperty());
+        sidebar.getChildren().addAll(accountNameLabel, disconnectionButton);
-        sidebar.getChildren().add(accountManager.getPane());
 
         mainPane.setLeft(sidebar);
 
@@ -120,20 +114,8 @@ class MainFrameView implements IFXComponent{
         buttonHolder.getChildren().add(button);
     }
 
-    boolean isAccountCreationPossible(){
-        return accountManager.isCreationPossible();
-    }
-
-    Account create(){
-        return accountManager.create();
-    }
-
     void setCurrentAccount(Account account){
-        accountManager.setCurrentAccount(account);
+        accountNameLabel.setText(GUIStringTool.getAccountStringConverter().toString(account));
-    }
-
-    void feedAccountCollectionToManager(Collection<Account> accounts){
-        accountManager.display(accounts);
     }
 
     void updateModuleButtonLock(AccountLevel level) {

Workspace/client/src/main/java/com/pqt/client/gui/main_frame/listeners/IMainFrameModelListener.java

@@ -3,6 +3,5 @@ package com.pqt.client.gui.main_frame.listeners;
 import java.util.EventListener;
 
 public interface IMainFrameModelListener extends EventListener{
-    void onAccountStatusChangedEvent(boolean status);
+    void onAccountDisconnectedEvent();
-    void onAccountCollectionChangedEvent();
 }

Workspace/client/src/main/java/com/pqt/client/gui/modules/account_screen/AccountScreenModel.java

@@ -37,8 +37,6 @@ class AccountScreenModel {
     }
 
     Collection<AccountLevel> getLevels() {
-        //TODO régler ça aussi
-        //return accountService.getAvailableLevels();
         return EnumSet.allOf(AccountLevel.class);
     }
 }

Workspace/client/src/main/java/com/pqt/client/gui/modules/account_screen/account_manager_screen/AccountManagerScreen.java

@@ -9,7 +9,6 @@ import javafx.scene.layout.Pane;
 
 import java.util.Collection;
 
-//TODO à faire
 public class AccountManagerScreen implements IFXValidatorComponent, IFXCreatorComponent<Account>{
 
     private AccountManagerScreenModel model;

Workspace/client/src/main/java/com/pqt/client/gui/modules/sale_screen/SaleScreenController.java

@@ -13,7 +13,9 @@ import com.pqt.core.entities.user_account.Account;
 import com.pqt.core.entities.user_account.AccountLevel;
 import javafx.event.Event;
 
+import java.util.ArrayList;
 import java.util.List;
+import java.util.stream.Collectors;
 
 class SaleScreenController {
 
@@ -45,7 +47,7 @@ class SaleScreenController {
 
             @Override
             public void onAccountListUpdatedEvent() {
-                view.setAccounts(model.getAccountList());
+                view.setAccounts(new ArrayList<>(model.getAccountList()));
             }
 
 
@@ -99,7 +101,7 @@ class SaleScreenController {
         return model.getProductList();
     }
     private List<Account> fetchAccountList(){
-        return model.getAccountList();
+        return new ArrayList<>(model.getAccountList());
     }
     private List<SaleType> fetchSaleTypeList(){
         return model.getSaleTypeList();

Workspace/client/src/main/java/com/pqt/client/gui/modules/sale_screen/SaleScreenModel.java

@@ -17,6 +17,7 @@ import com.pqt.core.entities.user_account.AccountLevel;
 
 import javax.swing.event.EventListenerList;
 import java.util.Arrays;
+import java.util.Collection;
 import java.util.List;
 import java.util.stream.Collectors;
 
@@ -104,6 +105,11 @@ class SaleScreenModel {
                 fireAccountConnectedStatusUpdateEvent();
             }
 
+            @Override
+            public void onAccountStatusNotChangedEvent(Throwable cause) {
+
+            }
+
             @Override
             public void onAccountListChangedEvent() {
                 fireAccountListUpdatedEvent();
@@ -138,7 +144,7 @@ class SaleScreenModel {
                 .forEach(ISaleScreenModelListener::onAccountConnectedStateUpdatedEvent);
     }
 
-    List<Account> getAccountList() {
+    Collection<Account> getAccountList() {
         return accountService.getAllAccounts();
     }
 

Workspace/client/src/main/java/com/pqt/client/gui/modules/stock_screen/StockScreenModel.java

@@ -34,6 +34,11 @@ class StockScreenModel {
                 StockScreenModel.this.fireConnectedStatusChanged();
             }
 
+            @Override
+            public void onAccountStatusNotChangedEvent(Throwable cause) {
+
+            }
+
             @Override
             public void onAccountListChangedEvent() {
 

Workspace/client/src/main/java/com/pqt/client/gui/ressources/components/AccountManager.java

@@ -1,162 +0,0 @@
-package com.pqt.client.gui.ressources.components;
-
-import com.pqt.client.gui.ressources.components.generics.creators.IFXCreatorComponent;
-import com.pqt.client.gui.ressources.components.generics.validators.IFXValidatorComponent;
-import com.pqt.client.gui.ressources.components.specifics.account.listeners.IAccountComponentListener;
-import com.pqt.client.gui.ressources.components.generics.validators.listeners.IValidatorComponentListener;
-import com.pqt.client.gui.ressources.components.generics.validators.listeners.SimpleValidatorComponentFirerer;
-import com.pqt.client.gui.ressources.components.specifics.account.IFXAccountsDisplayerComponent;
-import com.pqt.client.gui.ressources.components.specifics.account.listeners.SimpleAccountComponentFirerer;
-import com.pqt.client.gui.ressources.strings.GUIStringTool;
-import com.pqt.core.entities.user_account.Account;
-import com.pqt.core.entities.user_account.AccountLevel;
-import javafx.application.Platform;
-import javafx.collections.FXCollections;
-import javafx.scene.control.Button;
-import javafx.scene.control.ChoiceBox;
-import javafx.scene.control.PasswordField;
-import javafx.scene.control.TextField;
-import javafx.scene.input.KeyCode;
-import javafx.scene.layout.HBox;
-import javafx.scene.layout.Pane;
-import javafx.scene.layout.VBox;
-
-import java.util.Collection;
-
-public class AccountManager implements IFXAccountsDisplayerComponent, IFXValidatorComponent, IFXCreatorComponent<Account> {
-
-    private Pane mainPane;
-
-    private VBox mainDisconnectedPane, mainConnectedPane;
-    private TextField connectedUsernameField;
-    private ChoiceBox<Account> disconnectedUsernameField;
-    private PasswordField passwordField;
-
-    private SimpleAccountComponentFirerer accountEventFirerer;
-    private SimpleValidatorComponentFirerer validatorEventFirerer;
-
-    private Account currentAccount;
-
-    public AccountManager() {
-        accountEventFirerer = new SimpleAccountComponentFirerer();
-        validatorEventFirerer = new SimpleValidatorComponentFirerer();
-
-        currentAccount = null;
-
-        init();
-    }
-
-    private void init() {
-        mainPane = new Pane();
-
-        mainConnectedPane = new VBox();
-        mainDisconnectedPane = new VBox();
-
-        connectedUsernameField = new TextField();
-        connectedUsernameField.setEditable(false);
-
-        Button disconnectButton = new Button(GUIStringTool.getLogoutButtonLabel());
-        disconnectButton.setOnMouseClicked(event->validatorEventFirerer.fireCancelEvent());
-        disconnectButton.setOnKeyTyped(event->{if(event.getCode().equals(KeyCode.ENTER)) validatorEventFirerer.fireCancelEvent();});
-
-        mainConnectedPane.getChildren().addAll(connectedUsernameField, disconnectButton);
-
-
-        disconnectedUsernameField = new ChoiceBox<>();
-        disconnectedUsernameField.setConverter(GUIStringTool.getAccountStringConverter());
-
-        passwordField = new PasswordField();
-        passwordField.setPromptText(GUIStringTool.getPasswordFieldPromptText());
-
-        Button validationButton = new Button(GUIStringTool.getLoginButtonLabel());
-        validationButton.setOnMouseClicked(event-> validatorEventFirerer.fireValidationEvent());
-        validationButton.setOnKeyTyped(event->{if(event.getCode().equals(KeyCode.ENTER)) validatorEventFirerer.fireValidationEvent();});
-
-        mainDisconnectedPane.getChildren().addAll(disconnectedUsernameField, passwordField, validationButton);
-
-        refreshMainPane();
-        display(null);
-    }
-
-    @Override
-    public void display(Collection<Account> content) {
-        Platform.runLater(()->{
-            if(content!=null && content.size()>0)
-                disconnectedUsernameField.setItems(FXCollections.observableArrayList(content));
-            else{
-                disconnectedUsernameField.getItems().clear();
-                disconnectedUsernameField.getItems().add(new Account("null", "", AccountLevel.getLowest()));
-            }
-        });
-    }
-
-    public void setCurrentAccount(Account account){
-        currentAccount = account;
-        Platform.runLater(()->connectedUsernameField.setText(GUIStringTool.getAccountStringConverter().toString(currentAccount)));
-        refreshMainPane();
-    }
-
-    private void refreshMainPane() {
-        if(currentAccount!=null)
-            Platform.runLater(
-                    ()->{
-                        mainPane.getChildren().clear();
-                        mainPane.getChildren().add(mainConnectedPane);
-                    }
-            );
-        else
-            Platform.runLater(
-                    ()->{
-                        mainPane.getChildren().clear();
-                        mainPane.getChildren().add(mainDisconnectedPane);
-                    }
-            );
-    }
-
-    public Account getCurrentAccount() {
-        return currentAccount;
-    }
-
-    @Override
-    public void addListener(IAccountComponentListener l) {
-        accountEventFirerer.addListener(l);
-    }
-
-    @Override
-    public void removeListener(IAccountComponentListener l) {
-        accountEventFirerer.removeListener(l);
-    }
-
-    @Override
-    public Pane getPane() {
-        return mainPane;
-    }
-
-    @Override
-    public void addListener(IValidatorComponentListener l) {
-        validatorEventFirerer.addListener(l);
-    }
-
-    @Override
-    public void removeListener(IValidatorComponentListener l) {
-        validatorEventFirerer.removeListener(l);
-    }
-
-    @Override
-    public Account create() {
-        if(!isCreationPossible())
-            return null;
-
-        return new Account(disconnectedUsernameField.getValue().getUsername(), passwordField.getText(), disconnectedUsernameField.getValue().getPermissionLevel());
-    }
-
-    @Override
-    public boolean isCreationPossible() {
-        return currentAccount==null
-                && disconnectedUsernameField.getAccessibleText()!=null
-                && !disconnectedUsernameField.getAccessibleText().isEmpty()
-                && passwordField.getText()!=null
-                && !passwordField.getText().isEmpty();
-
-    }
-}

Workspace/client/src/main/java/com/pqt/client/gui/ressources/components/specifics/account/IFXAccountsDisplayerComponent.java

@@ -1,11 +0,0 @@
-package com.pqt.client.gui.ressources.components.specifics.account;
-
-import com.pqt.client.gui.ressources.components.generics.displayers.IFXDisplayerComponent;
-import com.pqt.client.gui.ressources.components.specifics.account.listeners.IAccountComponentListener;
-import com.pqt.core.entities.user_account.Account;
-
-import java.util.Collection;
-
-public interface IFXAccountsDisplayerComponent extends IFXDisplayerComponent<Collection<Account>, IAccountComponentListener> {
-
-}

Workspace/client/src/main/java/com/pqt/client/gui/ressources/components/specifics/account/listeners/IAccountComponentListener.java

@@ -1,7 +0,0 @@
-package com.pqt.client.gui.ressources.components.specifics.account.listeners;
-
-import com.pqt.client.gui.ressources.components.generics.displayers.listeners.IDisplayerComponentListener;
-import com.pqt.core.entities.user_account.Account;
-
-public interface IAccountComponentListener extends IDisplayerComponentListener<Account>{
-}

Workspace/client/src/main/java/com/pqt/client/gui/ressources/components/specifics/account/listeners/SimpleAccountComponentFirerer.java

@@ -1,10 +0,0 @@
-package com.pqt.client.gui.ressources.components.specifics.account.listeners;
-
-import com.pqt.client.gui.ressources.components.generics.displayers.listeners.SimpleDisplayerComponentFirerer;
-import com.pqt.core.entities.user_account.Account;
-
-public class SimpleAccountComponentFirerer extends SimpleDisplayerComponentFirerer<Account, IAccountComponentListener> {
-    public SimpleAccountComponentFirerer() {
-        super(IAccountComponentListener.class);
-    }
-}

Workspace/client/src/main/java/com/pqt/client/gui/ressources/strings/GUIStringTool.java

@@ -331,6 +331,35 @@ public class GUIStringTool {
     public static String getAccountLevelColumnHeaderLabel() {
         return "Niveau d'accréditation";
     }
+
+    public static String getServerSectionTitleLabel() {
+        return "Serveur";
+    }
+
+    public static String getAccountSectionTitleLabel() {
+        return "Compte";
+    }
+
+    public static String getErrorConsoleSectionTitleLabel() {
+        return "Informations";
+    }
+
+    public static String getServerHostLabel() {
+        return "Host : ";
+    }
+
+    public static String getServerPortLabel() {
+        return "Port : ";
+    }
+
+    public static IObjectStringRenderer<Exception> getExceptionFormatter() {
+        return e->{
+            if(e.getMessage()==null || e.getMessage().isEmpty())
+                return String.format("%s", e.getClass().getName());
+            else
+                return String.format("%s : %s", e.getClass().getName(), e.getMessage());
+        };
+    }
 }
 
 

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/StartupFrame.java

@@ -0,0 +1,32 @@
+package com.pqt.client.gui.startup_frame;
+
+import com.pqt.client.gui.ressources.components.generics.IFXComponent;
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelListener;
+import com.pqt.client.module.account.AccountService;
+import com.pqt.client.module.network.NetworkService;
+import javafx.scene.layout.Pane;
+
+public class StartupFrame implements IFXComponent{
+
+    private StartupFrameView view;
+    private StartupFrameModel model;
+
+    public StartupFrame(AccountService accountService, NetworkService networkService) {
+        model = new StartupFrameModel(accountService, networkService);
+        StartupFrameController ctrl = new StartupFrameController(model);
+        model.addListener(ctrl);
+
+        view = new StartupFrameView(ctrl);
+        ctrl.setView(view);
+        ctrl.updateView();
+    }
+
+    public void addFrameModelListener(IStartupFrameModelListener l){
+        model.addListener(l);
+    }
+
+    @Override
+    public Pane getPane() {
+        return view.getPane();
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/StartupFrameController.java

@@ -0,0 +1,48 @@
+package com.pqt.client.gui.startup_frame;
+
+import com.pqt.client.gui.ressources.strings.GUIStringTool;
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelListener;
+
+public class StartupFrameController implements IStartupFrameModelListener {
+
+    private final StartupFrameModel model;
+    private StartupFrameView view;
+
+    public StartupFrameController(StartupFrameModel model) {
+        this.model = model;
+    }
+
+    public void setView(StartupFrameView view) {
+        this.view = view;
+    }
+
+    public void updateView() {
+        view.setValidationButtonEnable(enableValidationButton());
+    }
+
+    private boolean enableValidationButton() {
+        return !view.getAccountUsernameTextFieldContent().isEmpty()
+                && !view.getServerPortTextFieldContent().isEmpty()
+                && !view.getServerPortTextFieldContent().isEmpty();
+    }
+
+    public void onValidation() {
+        if(!model.isStartupProcessRunning()){
+            try {
+                model.beginStartupProcess(
+                        view.getServerHostTextFieldContent(),
+                        view.getServerPortTextFieldContent(),
+                        view.getAccountUsernameTextFieldContent(),
+                        view.getAccountPasswordTextFieldContent()
+                );
+            }catch(NullPointerException | IllegalArgumentException e){
+                view.displayError(GUIStringTool.getExceptionFormatter().render(e));
+            }
+        }
+    }
+
+    @Override
+    public void onStartupValidated() {
+        view.clearPasswordField();
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/StartupFrameModel.java

@@ -0,0 +1,77 @@
+package com.pqt.client.gui.startup_frame;
+
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelEventFirerer;
+import com.pqt.client.gui.startup_frame.listeners.frame.IStartupFrameModelListener;
+import com.pqt.client.gui.startup_frame.listeners.frame.SimpleStartupFrameModelEventFirerer;
+import com.pqt.client.gui.startup_frame.listeners.procedure.IStartupProcedureListener;
+import com.pqt.client.module.account.AccountService;
+import com.pqt.client.module.network.NetworkService;
+
+public class StartupFrameModel {
+
+    private final AccountService accountService;
+    private final NetworkService networkService;
+    private final IStartupFrameModelEventFirerer firerer;
+
+    private boolean startupProcessBegan;
+
+    public StartupFrameModel(AccountService accountService, NetworkService networkService) {
+        this.accountService = accountService;
+        this.networkService = networkService;
+        firerer = new SimpleStartupFrameModelEventFirerer();
+        startupProcessBegan = false;
+    }
+
+    public void addListener(IStartupFrameModelListener ctrl) {
+        firerer.addListener(ctrl);
+    }
+
+    public boolean isStartupProcessRunning() {
+        return startupProcessBegan;
+    }
+
+    public void beginStartupProcess(String requiredHost, String requiredPort, String username, String password) {
+        if(!startupProcessBegan){
+            checkParameters(requiredHost, requiredPort, username, password);
+            startupProcessBegan = true;
+
+            Integer requiredIntPort = Integer.parseInt(requiredPort);
+
+            new StartupProcedureHandler(networkService, accountService)
+                    .init(requiredHost, requiredIntPort, username, password)
+                    .addListener(new IStartupProcedureListener() {
+                        @Override
+                        public void onServerFoundEvent(String URL, Integer Port) {
+
+                        }
+
+                        @Override
+                        public void onUserAccountUnknownEvent(String username) {
+
+                        }
+
+                        @Override
+                        public void onUserAccountConnectedEvent(String username) {
+                            firerer.fireStartupValidated();
+                        }
+
+                        @Override
+                        public void onUserAccountDisconnectedEvent(String username) {
+
+                        }
+                    })
+                    .handle();
+        }
+    }
+
+    private void checkParameters(String host, String port, String username, String password) {
+        if(host==null || port == null || username == null || password == null)
+            throw new NullPointerException("Null parameters are not allowed on startup");
+
+        if(username.isEmpty() || host.isEmpty() || port.isEmpty())
+            throw new IllegalArgumentException("The following parameters must be filled : host, port, username");
+
+        if(!port.matches("^\\d+$"))
+            throw new IllegalArgumentException("Given port is not a positive integer");
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/StartupFrameView.java

@@ -0,0 +1,115 @@
+package com.pqt.client.gui.startup_frame;
+
+import com.pqt.client.gui.ressources.components.generics.IFXComponent;
+import com.pqt.client.gui.ressources.strings.GUIStringTool;
+import javafx.scene.control.*;
+import javafx.scene.layout.*;
+import javafx.scene.text.Text;
+
+public class StartupFrameView implements IFXComponent{
+
+    private VBox mainPane;
+    private final StartupFrameController ctrl;
+
+    private TextField serverHostTextField;
+    private TextField serverPortTextField;
+    private TextField usernameTextField;
+    private TextField passwordTextField;
+
+    private Button validationButton;
+    private Text infoText;
+
+    public StartupFrameView(StartupFrameController ctrl) {
+        this.ctrl = ctrl;
+        initGui();
+    }
+
+    private void initGui() {
+        try {
+            mainPane = new VBox();
+
+            Label serverHostLabel = new Label(GUIStringTool.getServerHostLabel());
+            serverHostTextField = makeTextField(TextField.class);
+            Label serverPortLabel = new Label(GUIStringTool.getServerPortLabel());
+            serverPortTextField = makeTextField(TextField.class);
+
+            GridPane serverFieldGridPane = new GridPane();
+            serverFieldGridPane.add(serverHostLabel, 0, 0);
+            serverFieldGridPane.add(serverHostTextField, 1, 0);
+            serverFieldGridPane.add(serverPortLabel, 0, 1);
+            serverFieldGridPane.add(serverPortTextField, 1, 1);
+
+            TitledPane serverTitledPane = new TitledPane(GUIStringTool.getServerSectionTitleLabel(), serverFieldGridPane);
+
+
+            Label usernameLabel = new Label(GUIStringTool.getUsernameLabel());
+            usernameTextField = makeTextField(TextField.class);
+            Label passwordLabel = new Label(GUIStringTool.getPasswordLabel());
+            passwordTextField = makeTextField(PasswordField.class);
+
+            GridPane accountFieldGridPane = new GridPane();
+            accountFieldGridPane.add(usernameLabel, 0, 0);
+            accountFieldGridPane.add(usernameTextField, 1, 0);
+            accountFieldGridPane.add(passwordLabel, 0, 1);
+            accountFieldGridPane.add(passwordTextField, 1, 1);
+
+            TitledPane accountTitledPane = new TitledPane(GUIStringTool.getAccountSectionTitleLabel(), accountFieldGridPane);
+
+            validationButton = new Button(GUIStringTool.getValidationButtonLabel());
+            validationButton.setOnAction((event) -> {
+                ctrl.onValidation();
+            });
+
+            infoText = new Text("");
+            infoText.getStyleClass().add("text-displayer");
+            TitledPane errorConsoleTitledPane = new TitledPane(GUIStringTool.getErrorConsoleSectionTitleLabel(), infoText);
+            infoText.textProperty().addListener((obs, oldValue, newValue)->errorConsoleTitledPane.setExpanded(true));
+
+            mainPane.getChildren().addAll(serverTitledPane, accountTitledPane, errorConsoleTitledPane, validationButton);
+        }catch(Exception e){
+            //TODO Shutdown software on exception
+            e.printStackTrace();
+        }
+    }
+
+    private <T extends TextField> T makeTextField(Class<T> clazz) throws IllegalAccessException, InstantiationException {
+        T ntf = clazz.newInstance();
+        ntf.textProperty().addListener((obs, oldVal, newVal)->{
+            ctrl.updateView();
+        });
+        return ntf;
+    }
+
+    String getServerHostTextFieldContent(){
+        return serverHostTextField.getText();
+    }
+
+    String getServerPortTextFieldContent(){
+        return serverPortTextField.getText();
+    }
+
+    String getAccountUsernameTextFieldContent(){
+        return usernameTextField.getText();
+    }
+
+    String getAccountPasswordTextFieldContent(){
+        return passwordTextField.getText();
+    }
+
+    @Override
+    public Pane getPane() {
+        return mainPane;
+    }
+
+    public void setValidationButtonEnable(boolean enable) {
+        this.validationButton.setDisable(!enable);
+    }
+
+    public void clearPasswordField() {
+        passwordTextField.setText("");
+    }
+
+    public void displayError(String errorMsg) {
+        infoText.setText(errorMsg);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/StartupProcedureHandler.java

@@ -0,0 +1,124 @@
+package com.pqt.client.gui.startup_frame;
+
+import com.pqt.client.gui.startup_frame.listeners.procedure.IStartupProcedureEventFirerer;
+import com.pqt.client.gui.startup_frame.listeners.procedure.IStartupProcedureListener;
+import com.pqt.client.module.account.AccountService;
+import com.pqt.client.module.account.listeners.AccountListenerAdapter;
+import com.pqt.client.module.account.listeners.IAccountListener;
+import com.pqt.client.module.network.NetworkService;
+import com.pqt.client.module.network.listeners.INetworkServiceListener;
+import com.pqt.core.entities.user_account.Account;
+
+class StartupProcedureHandler {
+
+    private NetworkService networkService;
+    private AccountService accountService;
+
+    private String host, username, password;
+    private Integer port;
+
+    private IStartupProcedureEventFirerer firerer;
+
+    StartupProcedureHandler(NetworkService networkService, AccountService accountService) {
+        this.networkService = networkService;
+        this.accountService = accountService;
+    }
+
+    StartupProcedureHandler init(String host, Integer port, String username, String password){
+        this.host = host;
+        this.port = port;
+        this.username = username;
+        this.password = password;
+
+        return this;
+    }
+
+    void handle(){
+        testConnection();
+    }
+
+    private void testConnection(){
+        networkService.addListener(getPingListener());
+        networkService.sendPQTPing(host, port);
+    }
+
+    private void useRequestedServer(){
+        //Server found
+        firerer.fireServerFoundEvent(host, port);
+        networkService.setActiveServer(host, port);
+        accountService.addListener(getUpdateAccountListListener());
+        accountService.refreshAccounts();
+    }
+
+    private void connectAccount(){
+        Account match = accountService.getAllAccounts().stream()
+                .filter(account -> account.getUsername().equals(username))
+                .findFirst()
+                .orElse(null);
+
+        if(match==null){
+            //Compte spécifié inconnu
+            firerer.fireUserAccountUnknownEvent(username);
+        }else{
+            accountService.setCurrentAccount(match);
+            accountService.addListener(getConnectAccountListener());
+            accountService.logInCurrentAccount(StartupProcedureHandler.this.password);
+        }
+    }
+
+    private INetworkServiceListener getPingListener(){
+        return new INetworkServiceListener() {
+            @Override
+            public void onPQTPingSuccessEvent(String host, Integer port) {
+                if(StartupProcedureHandler.this.host.equals(host)
+                        && StartupProcedureHandler.this.port.equals(port)){
+                    useRequestedServer();
+                }
+            }
+
+            @Override
+            public void onPQTPingFailureEvent(String host, Integer port, Throwable cause) {
+
+            }
+
+            @Override
+            public void onNewServerConfigData() {
+
+            }
+        };
+    }
+
+    private IAccountListener getUpdateAccountListListener(){
+        return new AccountListenerAdapter(){
+            @Override
+            public void onAccountListChangedEvent(){
+                connectAccount();
+            }
+        };
+    }
+
+    private IAccountListener getConnectAccountListener(){
+        return new AccountListenerAdapter(){
+            @Override
+            public void onAccountStatusChangedEvent(boolean status) {
+                if(status){
+                    //Compte connecté
+                    firerer.fireUserAccountConnectedEvent(username);
+                }else{
+                    //Compte non-connecté
+                    firerer.fireUserAccountDisconnectedEvent(username);
+                }
+            }
+        };
+    }
+
+    public StartupProcedureHandler addListener(IStartupProcedureListener l){
+        firerer.addListener(l);
+        return this;
+    }
+
+    public StartupProcedureHandler removeListener(IStartupProcedureListener l){
+        firerer.removeListener(l);
+        return this;
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/frame/IStartupFrameModelEventFirerer.java

@@ -0,0 +1,8 @@
+package com.pqt.client.gui.startup_frame.listeners.frame;
+
+public interface IStartupFrameModelEventFirerer {
+    void fireStartupValidated();
+
+    void addListener(IStartupFrameModelListener l);
+    void removeListener(IStartupFrameModelListener l);
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/frame/IStartupFrameModelListener.java

@@ -0,0 +1,7 @@
+package com.pqt.client.gui.startup_frame.listeners.frame;
+
+import java.util.EventListener;
+
+public interface IStartupFrameModelListener extends EventListener {
+    void onStartupValidated();
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/frame/SimpleStartupFrameModelEventFirerer.java

@@ -0,0 +1,29 @@
+package com.pqt.client.gui.startup_frame.listeners.frame;
+
+import javax.swing.event.EventListenerList;
+import java.util.Arrays;
+
+public class SimpleStartupFrameModelEventFirerer implements IStartupFrameModelEventFirerer {
+
+    private final EventListenerList listenerList;
+
+    public SimpleStartupFrameModelEventFirerer() {
+        this.listenerList = new EventListenerList();
+    }
+
+    @Override
+    public void fireStartupValidated() {
+        Arrays.stream(listenerList.getListeners(IStartupFrameModelListener.class))
+                .forEach(IStartupFrameModelListener::onStartupValidated);
+    }
+
+    @Override
+    public void addListener(IStartupFrameModelListener l) {
+        listenerList.add(IStartupFrameModelListener.class, l);
+    }
+
+    @Override
+    public void removeListener(IStartupFrameModelListener l) {
+        listenerList.remove(IStartupFrameModelListener.class, l);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/procedure/IStartupProcedureEventFirerer.java

@@ -0,0 +1,12 @@
+package com.pqt.client.gui.startup_frame.listeners.procedure;
+
+public interface IStartupProcedureEventFirerer {
+
+    void fireServerFoundEvent(String URL, Integer Port);
+    void fireUserAccountUnknownEvent(String username);
+    void fireUserAccountConnectedEvent(String username);
+    void fireUserAccountDisconnectedEvent(String username);
+
+    void addListener(IStartupProcedureListener l );
+    void removeListener(IStartupProcedureListener l );
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/procedure/IStartupProcedureListener.java

@@ -0,0 +1,11 @@
+package com.pqt.client.gui.startup_frame.listeners.procedure;
+
+import java.util.EventListener;
+
+public interface IStartupProcedureListener extends EventListener{
+
+    void onServerFoundEvent(String URL, Integer Port);
+    void onUserAccountUnknownEvent(String username);
+    void onUserAccountConnectedEvent(String username);
+    void onUserAccountDisconnectedEvent(String username);
+}

Workspace/client/src/main/java/com/pqt/client/gui/startup_frame/listeners/procedure/SimpleStartupProcedureEventFirerer.java

@@ -0,0 +1,47 @@
+package com.pqt.client.gui.startup_frame.listeners.procedure;
+
+import javax.swing.event.EventListenerList;
+import java.util.Arrays;
+
+public class SimpleStartupProcedureEventFirerer implements IStartupProcedureEventFirerer {
+
+    private final EventListenerList listenerList;
+
+    public SimpleStartupProcedureEventFirerer() {
+        this.listenerList = new EventListenerList();
+    }
+
+    @Override
+    public void fireServerFoundEvent(String URL, Integer port) {
+        Arrays.stream(listenerList.getListeners(IStartupProcedureListener.class))
+                .forEach(l->l.onServerFoundEvent(URL, port));
+    }
+
+    @Override
+    public void fireUserAccountUnknownEvent(String username) {
+        Arrays.stream(listenerList.getListeners(IStartupProcedureListener.class))
+                .forEach(l->l.onUserAccountUnknownEvent(username));
+    }
+
+    @Override
+    public void fireUserAccountConnectedEvent(String username) {
+        Arrays.stream(listenerList.getListeners(IStartupProcedureListener.class))
+                .forEach(l->l.onUserAccountConnectedEvent(username));
+    }
+
+    @Override
+    public void fireUserAccountDisconnectedEvent(String username) {
+        Arrays.stream(listenerList.getListeners(IStartupProcedureListener.class))
+                .forEach(l->l.onUserAccountDisconnectedEvent(username));
+    }
+
+    @Override
+    public void addListener(IStartupProcedureListener l) {
+        listenerList.add(IStartupProcedureListener.class, l);
+    }
+
+    @Override
+    public void removeListener(IStartupProcedureListener l) {
+        listenerList.remove(IStartupProcedureListener.class, l);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/ClientBackEndModuleManager.java

@@ -0,0 +1,48 @@
+package com.pqt.client.module;
+
+import com.pqt.client.module.account.AccountService;
+import com.pqt.client.module.connection.ConnectionService;
+import com.pqt.client.module.network.NetworkService;
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.sale.SaleService;
+import com.pqt.client.module.stat.StatService;
+import com.pqt.client.module.stock.StockService;
+
+public class ClientBackEndModuleManager {
+
+    private final SaleService saleService;
+    private final StockService stockService;
+    private final AccountService accountService;
+    private final StatService statService;
+    private final NetworkService networkService;
+
+    public ClientBackEndModuleManager(String serverUrl) {
+        ConnectionService connectionService = new ConnectionService(serverUrl);
+        QueryExecutor queryExecutor = new QueryExecutor(connectionService);
+        saleService = new SaleService(queryExecutor);
+        stockService = new StockService(queryExecutor);
+        accountService = new AccountService(queryExecutor);
+        statService = new StatService(queryExecutor);
+        networkService = new NetworkService(queryExecutor, connectionService);
+    }
+
+    public SaleService getSaleService() {
+        return saleService;
+    }
+
+    public StockService getStockService() {
+        return stockService;
+    }
+
+    public AccountService getAccountService() {
+        return accountService;
+    }
+
+    public StatService getStatService() {
+        return statService;
+    }
+
+    public NetworkService getNetworkService() {
+        return networkService;
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/account/AccountService.java

@@ -1,48 +1,123 @@
 package com.pqt.client.module.account;
 
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.query.query_callback.ICollectionItemMessageCallback;
+import com.pqt.client.module.query.query_callback.INoItemMessageCallback;
+import com.pqt.core.entities.product.Product;
 import com.pqt.core.entities.user_account.Account;
 import com.pqt.client.module.account.listeners.IAccountListener;
 
+import javax.swing.event.EventListenerList;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collection;
 import java.util.List;
 
-//TODO écrire contenu méthodes
 //TODO écrire javadoc
 //TODO add log lines
+//TODO supporter la modif de comptes
 public class AccountService {
 
+	private QueryExecutor executor;
+	private Account currentAccount;
+	private boolean connected;
+	private Collection<Account> accounts;
+	private EventListenerList listenerList;
+
+	public AccountService(QueryExecutor executor){
+		this.executor = executor;
+		listenerList = new EventListenerList();
+		accounts = new ArrayList<>();
+	}
+
 	public Account getCurrentAccount() {
-		return null;
+		return currentAccount;
 	}
 
 	public void setCurrentAccount(Account account) {
-
+        if(connected)
+            logOutCurrentAccount();
+	    this.currentAccount = account;
 	}
 
 	public boolean isCurrentAccountLoggedIn() {
-		return false;
+		return connected;
 	}
 
 	public void logInCurrentAccount(String password) {
-
+        setCurrentAccountState(password, true);
 	}
 
 	public void logOutCurrentAccount() {
-
+        setCurrentAccountState(null, false);
 	}
 
-	public List<Account> getRecentAccounts() {
+	private void setCurrentAccountState(String password, boolean state){
-		return null;
+        if(currentAccount!=null && connected!=state) {
-	}
+            Account acc = new Account(currentAccount);
+            acc.setPassword(password);
+            executor.executeConnectAccountQuery(acc, state, new INoItemMessageCallback() {
+                @Override
+                public void ack() {
+                    if (currentAccount != null
+                            && connected != state
+                            && currentAccount.getUsername().equals(acc.getUsername())
+                            && currentAccount.getPermissionLevel().equals(acc.getPermissionLevel())) {
+                        connected = state;
+                        Arrays.stream(listenerList.getListeners(IAccountListener.class))
+                                .forEach(l->l.onAccountStatusChangedEvent(connected));
+                    }else
+                        Arrays.stream(listenerList.getListeners(IAccountListener.class))
+                                .forEach(l->l.onAccountStatusNotChangedEvent(
+                                        new IllegalStateException("Account service not in the right state")
+                                ));
+                }
+
+                @Override
+                public void err(Throwable cause) {
+                    Arrays.stream(listenerList.getListeners(IAccountListener.class))
+                            .forEach(l->l.onAccountStatusNotChangedEvent(cause));
+                }
+
+                @Override
+                public void ref(Throwable cause) {
+                    Arrays.stream(listenerList.getListeners(IAccountListener.class))
+                            .forEach(l->l.onAccountStatusNotChangedEvent(cause));
+                }
+            });
+        }
+    }
 
 	public void addListener(IAccountListener listener) {
-
+        listenerList.add(IAccountListener.class, listener);
 	}
 
 	public void removeListener(IAccountListener listener) {
-
+        listenerList.remove(IAccountListener.class, listener);
 	}
 
-    public List<Account> getAllAccounts() {
+    public Collection<Account> getAllAccounts() {
-        return null;
+        return accounts;
+    }
+
+    public void refreshAccounts(){
+	    executor.executeAccountListQuery(new ICollectionItemMessageCallback<Account>() {
+            @Override
+            public void err(Throwable cause) {
+
+            }
+
+            @Override
+            public void ref(Throwable cause) {
+
+            }
+
+            @Override
+            public void ack(Collection<Account> obj) {
+                accounts = obj;
+                Arrays.stream(listenerList.getListeners(IAccountListener.class))
+                        .forEach(IAccountListener::onAccountListChangedEvent);
+            }
+        });
     }
 }

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/AccountListenerAdapter.java

@@ -8,13 +8,23 @@ public class AccountListenerAdapter implements IAccountListener {
 	/**
 	 * @see com.pqt.client.module.account.listeners.IAccountListener#onAccountStatusChangedEvent(boolean)
 	 */
+	@Override
 	public void onAccountStatusChangedEvent(boolean status) {
 
 	}
 
+	/**
+	 * @see com.pqt.client.module.account.listeners.IAccountListener#onAccountStatusNotChangedEvent(Throwable)
+	 */
+	@Override
+	public void onAccountStatusNotChangedEvent(Throwable cause) {
+
+	}
+
 	/**
 	 * @see com.pqt.client.module.account.listeners.IAccountListener#onAccountListChangedEvent()
 	 */
+	@Override
 	public void onAccountListChangedEvent() {
 
 	}

Workspace/client/src/main/java/com/pqt/client/module/account/listeners/IAccountListener.java

@@ -5,5 +5,6 @@ import java.util.EventListener;
 public interface IAccountListener extends EventListener {
 
 	void onAccountStatusChangedEvent(boolean status);
+	void onAccountStatusNotChangedEvent(Throwable cause);
 	void onAccountListChangedEvent();
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/ConnectionService.java

@@ -1,46 +1,66 @@
 package com.pqt.client.module.connection;
 
 import com.pqt.client.module.connection.listeners.IConnectionListener;
+import com.pqt.client.module.connection.senders.HttpTextSender;
+import com.pqt.client.module.connection.senders.ITextSender;
+
+import java.util.concurrent.*;
 
-//TODO écrire contenu méthodes
 //TODO écrire javadoc
-//TODO add log lines?
 public class ConnectionService {
 
-	public boolean isConnectedToServer() {
+    private String serverUrl;
-		return false;
+    private ExecutorService executor;
+    private ITextSender textSender;
+
+    public ConnectionService(String serverUrl) {
+        executor = new ThreadPoolExecutor(1, 1, 1000,
+                TimeUnit.SECONDS, new LinkedBlockingQueue<>());
+        this.serverUrl = serverUrl;
+        this.textSender = new HttpTextSender();
+    }
+
+	public String getServerUrl() {
+		return serverUrl;
 	}
 
-	public void connectToServer(String ip_address) {
+	public void setServerUrl(String url){
-
+        this.serverUrl = url;
-	}
+    }
-
-	public void disconnectFromServer() {
-
-	}
-
-	public String getCurrentServerIpAddress() {
-		return null;
-	}
-
-	public void start() {
-
-	}
-
-	public void stop() {
-
-	}
-
-	public void sendText(String text) {
-
-	}
-
-	public void addListener(IConnectionListener listener) {
-
-	}
-
-	public void removeListener(IConnectionListener listener) {
 
+    /**
+     * Arrête le service d'envoi.
+     * <p/>
+     * <b>Si ce service est arrêté, il ne sera plus possible de l'utiliser, et ne pourra pas être redémarré</b>. Une
+     * autre isntance devra être utilisée pour pouvoir recommencer à se servir de ce service.
+     * <p/>
+     * Si {@code force} vaut true, le service tentera d'interrompre tous les envois de texte en cours, même s'il ne
+     * sont pas terminés. Sinon, le service attendra que tous les envois en cours soient terminé avant de s'arrêter, mais
+     * n'acceptera pas de nouveaux envois.
+     * @param force {@code true} si l'arrêt du service doit être forcé, {@code false} sinon
+     */
+    public void stop(boolean force) {
+        if(executor!=null)
+            if(force)
+                executor.shutdownNow();
+            else
+                executor.shutdown();
 	}
 
+    /**
+     * Envoie la chaîne de caractères {@code text} au serveur de donnée correspondant à l'URL {@link #getServerUrl()}, et
+     * utilise {@code listener} pour notifier l'avancement de l'envoi.
+     *
+     * @param text texte à envoyer
+     * @param listener listener à utiliser pour notifier l'avancement de l'envoi (voir {@link IConnectionListener})
+     * @throws IllegalStateException Si l'url du serveur vaut {@code null} (à spécifier à la constructyion ou avec
+     * {@link #setServerUrl(String)}, ou si le service à été arrêté via la méthode {@link #stop(boolean)}.
+     */
+	public void sendText(String text, IConnectionListener listener) throws IllegalStateException{
+	    if(serverUrl==null)
+	        throw new IllegalStateException("No url specified for data server");
+	    if(executor.isShutdown() || executor.isTerminated())
+	        throw new IllegalStateException("Service was shut down : unable to send text");
+        executor.submit(()->textSender.send(serverUrl, text, listener));
+    }
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/ConnectionListenerAdapter.java

@@ -1,7 +1,5 @@
 package com.pqt.client.module.connection.listeners;
 
-//TODO écrire contenu méthodes
-//TODO écrire javadoc
 public class ConnectionListenerAdapter implements IConnectionListener {
 
 
@@ -10,6 +8,7 @@ public class ConnectionListenerAdapter implements IConnectionListener {
 	 * 
 	 *  
 	 */
+	@Override
 	public void onMessageReceivedEvent(String msg) {
 
 	}
@@ -20,6 +19,7 @@ public class ConnectionListenerAdapter implements IConnectionListener {
 	 * 
 	 *  
 	 */
+	@Override
 	public void onConnectedEvent() {
 
 	}
@@ -30,8 +30,20 @@ public class ConnectionListenerAdapter implements IConnectionListener {
 	 * 
 	 *  
 	 */
+	@Override
 	public void onDisconnectedEvent() {
 
 	}
 
+
+	/**
+	 * @see com.pqt.client.module.connection.listeners.IConnectionListener#onTimeOutEvent()
+	 *
+	 *
+	 */
+	@Override
+	public void onTimeOutEvent() {
+
+	}
+
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/IConnectionFirerer.java

@@ -2,14 +2,16 @@ package com.pqt.client.module.connection.listeners;
 
 public interface IConnectionFirerer {
 
-	public abstract void fireMessageReceivedEvent(String msg);
+	void fireMessageReceivedEvent(String msg);
 
-	public abstract void fireConnectedEvent();
+	void fireConnectedEvent();
 
-	public abstract void fireDisconnectedEvent();
+	void fireDisconnectedEvent();
 
-	public abstract void addListener(IConnectionListener listener);
+	void fireTimeOutEvent();
 
-	public abstract void removeListener(IConnectionListener listener);
+	void addListener(IConnectionListener listener);
+
+	void removeListener(IConnectionListener listener);
 
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/IConnectionListener.java

@@ -4,10 +4,12 @@ import java.util.EventListener;
 
 public interface IConnectionListener extends EventListener {
 
-	public abstract void onMessageReceivedEvent(String msg);
+	void onMessageReceivedEvent(String msg);
 
-	public abstract void onConnectedEvent();
+	void onConnectedEvent();
 
-	public abstract void onDisconnectedEvent();
+	void onDisconnectedEvent();
+
+	void onTimeOutEvent();
 
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/listeners/SimpleConnectionFirerer.java

@@ -1,49 +1,67 @@
 package com.pqt.client.module.connection.listeners;
 
-//TODO écrire contenu méthodes
+import javax.swing.event.EventListenerList;
-//TODO écrire javadoc
+import java.util.Arrays;
+
 public class SimpleConnectionFirerer implements IConnectionFirerer {
 
+	private EventListenerList listenerList;
+
+	public SimpleConnectionFirerer() {
+		listenerList = new EventListenerList();
+	}
 
 	/**
 	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireMessageReceivedEvent(String)
-	 * 
+	 *
-	 *  
 	 */
+    @Override
 	public void fireMessageReceivedEvent(String msg) {
-
+		Arrays.stream(listenerList.getListeners(IConnectionListener.class)).forEach(listener->listener.onMessageReceivedEvent(msg));
 	}
 
 
 	/**
 	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireConnectedEvent()
 	 */
+    @Override
 	public void fireConnectedEvent() {
-
+		Arrays.stream(listenerList.getListeners(IConnectionListener.class)).forEach(IConnectionListener::onConnectedEvent);
 	}
 
 
 	/**
 	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireDisconnectedEvent()
 	 */
+    @Override
 	public void fireDisconnectedEvent() {
-
+		Arrays.stream(listenerList.getListeners(IConnectionListener.class)).forEach(IConnectionListener::onDisconnectedEvent);
 	}
 
+    /**
+     * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#fireTimeOutEvent()
+     */
+    @Override
+    public void fireTimeOutEvent() {
+        Arrays.stream(listenerList.getListeners(IConnectionListener.class)).forEach(IConnectionListener::onDisconnectedEvent);
+    }
 
-	/**
+
+    /**
 	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#addListener(com.pqt.client.module.connection.listeners.IConnectionListener)
 	 */
+    @Override
 	public void addListener(IConnectionListener listener) {
-
+		listenerList.add(IConnectionListener.class, listener);
 	}
 
 
 	/**
 	 * @see com.pqt.client.module.connection.listeners.IConnectionFirerer#removeListener(com.pqt.client.module.connection.listeners.IConnectionListener)
 	 */
+    @Override
 	public void removeListener(IConnectionListener listener) {
-
+		listenerList.remove(IConnectionListener.class, listener);
 	}
 
 }

Workspace/client/src/main/java/com/pqt/client/module/connection/senders/HttpTextSender.java

@@ -0,0 +1,53 @@
+package com.pqt.client.module.connection.senders;
+
+import com.pqt.client.module.connection.listeners.IConnectionListener;
+
+import java.io.BufferedReader;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.io.InputStreamReader;
+import java.net.HttpURLConnection;
+import java.net.URL;
+import java.net.URLEncoder;
+
+public class HttpTextSender implements ITextSender{
+    @Override
+    public void send(String url, String text, IConnectionListener listener) {
+        try {
+            HttpURLConnection con = (HttpURLConnection) new URL(url).openConnection();
+            con.setRequestMethod("GET");
+            con.setRequestProperty("Content-Type", "application/json");
+            con.setConnectTimeout(5000);
+            con.setReadTimeout(5000);
+            con.setInstanceFollowRedirects(true);
+
+            String params = URLEncoder.encode("message="+text, "UTF-8");
+            con.setDoOutput(true);
+            try(DataOutputStream out = new DataOutputStream(con.getOutputStream())) {
+                out.writeBytes(params);
+                out.flush();
+            }
+            con.connect();
+            listener.onConnectedEvent();
+
+            try(BufferedReader in = new BufferedReader(
+                    new InputStreamReader(con.getInputStream()))) {
+                StringBuilder content = new StringBuilder();
+                String inputLine;
+                while ((inputLine = in.readLine()) != null) {
+                    content.append(inputLine);
+                }
+                listener.onMessageReceivedEvent(content.toString());
+            }
+
+            con.disconnect();
+
+        }catch (java.net.SocketTimeoutException e){
+            listener.onTimeOutEvent();
+        }catch (IOException e) {
+            e.printStackTrace();
+        }finally {
+            listener.onDisconnectedEvent();
+        }
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/connection/senders/ITextSender.java

@@ -0,0 +1,7 @@
+package com.pqt.client.module.connection.senders;
+
+import com.pqt.client.module.connection.listeners.IConnectionListener;
+
+public interface ITextSender {
+    void send(String url, String text, IConnectionListener listener);
+}

Workspace/client/src/main/java/com/pqt/client/module/network/NetworkService.java

@@ -0,0 +1,140 @@
+package com.pqt.client.module.network;
+
+import com.pqt.client.module.connection.ConnectionService;
+import com.pqt.client.module.network.listeners.INetworkServiceListener;
+import com.pqt.client.module.query.QueryExecutor;
+import com.pqt.client.module.query.query_callback.IMapItemMessageCallback;
+import com.pqt.client.module.query.query_callback.INoItemMessageCallback;
+import com.pqt.core.entities.server_config.ConfigFields;
+import com.pqt.core.entities.server_config.ServerConfig;
+
+import javax.swing.event.EventListenerList;
+import java.util.*;
+
+//TODO ajout javadoc
+
+/*
+ * Ce service doit permettre de faire des ping et de récupérer la config d'un serveur distant
+ */
+public class NetworkService {
+
+    private final QueryExecutor queryExecutor;
+    private final ConnectionService connectionService;
+    private final EventListenerList listenerList;
+    private final ServerConfigCache configCache;
+
+    public NetworkService(QueryExecutor queryExecutor, ConnectionService connectionService) {
+        this.queryExecutor = queryExecutor;
+        this.connectionService = connectionService;
+        listenerList = new EventListenerList();
+        configCache = new ServerConfigCache();
+    }
+
+    public void addListener(INetworkServiceListener l){
+        listenerList.add(INetworkServiceListener.class, l);
+    }
+
+    public void removeListener(INetworkServiceListener l){
+        listenerList.remove(INetworkServiceListener.class, l);
+    }
+
+    public void sendPQTPing(String host, Integer port){
+        checkData(host, port);
+        queryExecutor.executePingQuery(new INoItemMessageCallback() {
+            @Override
+            public void ack() {
+                Arrays.stream(listenerList.getListeners(INetworkServiceListener.class))
+                        .forEach(l->l.onPQTPingSuccessEvent(host, port));
+                sendConfigRequest(host, port);
+            }
+
+            @Override
+            public void err(Throwable cause) {
+                Arrays.stream(listenerList.getListeners(INetworkServiceListener.class))
+                        .forEach(l->l.onPQTPingFailureEvent(host, port, cause));
+            }
+
+            @Override
+            public void ref(Throwable cause) {
+                Arrays.stream(listenerList.getListeners(INetworkServiceListener.class))
+                        .forEach(l->l.onPQTPingFailureEvent(host, port, cause));
+            }
+        });
+    }
+
+    public boolean hasServerConfig(String host, Integer port){
+        checkData(host, port);
+        return configCache.hasConfig(host, port);
+    }
+
+    public ServerConfig getServerConfig(String host, Integer port){
+        checkData(host, port);
+        return configCache.getConfig(host, port);
+    }
+
+    public void setActiveServer(String host, Integer port){
+        connectionService.setServerUrl(String.format("%s:%s", host, port));
+    }
+
+    private void sendConfigRequest(String host, Integer port){
+        queryExecutor.executeConfigListQuery(new IMapItemMessageCallback<String, String>(){
+
+            @Override
+            public void err(Throwable cause) {
+                //TODO ajouter log erreur
+            }
+
+            @Override
+            public void ref(Throwable cause) {
+                //TODO ajouter log erreur
+            }
+
+            @Override
+            public void ack(Map<String, String> obj) {
+                configCache.addServerConfig(host, port, convertToServerConfig(obj));
+                Arrays.stream(listenerList.getListeners(INetworkServiceListener.class))
+                        .forEach(INetworkServiceListener::onNewServerConfigData);
+            }
+        });
+    }
+
+    private ServerConfig convertToServerConfig(Map<String, String> data){
+
+        ServerConfig serverConfig = new ServerConfig();
+        List<String> allowedFields = new ArrayList<>();
+        EnumSet.allOf(ConfigFields.class).forEach(e->allowedFields.add(e.name()));
+
+        data.keySet()
+                .stream()
+                .filter(allowedFields::contains)
+                .filter(key->isBoolean(data.get(key)))
+                .forEach(key->serverConfig.add(getMatchingConfigFields(key), Boolean.parseBoolean(data.get(key))));
+
+        return serverConfig;
+    }
+
+    private boolean isBoolean(String str){
+        return str.equals("true") || str.equals("false");
+    }
+
+    private ConfigFields getMatchingConfigFields(String str){
+        ConfigFields match = null;
+
+        EnumSet<ConfigFields> enumSet = EnumSet.allOf(ConfigFields.class);
+        for(ConfigFields field : enumSet){
+            if(str.equals(field.name()))
+                match = field;
+        }
+
+        return match;
+    }
+
+    private void checkData(String host, Integer port){
+        if(host==null || port == null)
+            throw new NullPointerException("Null value as server data is not allowed");
+        if(host.isEmpty())
+            throw new IllegalArgumentException("host cannot be empty");
+        if(port<1 || port>65535)
+            throw new IllegalArgumentException("port number must be an unsigned 16-bit integer (0<n<65536)");
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/network/ServerConfigCache.java

@@ -0,0 +1,77 @@
+package com.pqt.client.module.network;
+
+import com.pqt.core.entities.server_config.ServerConfig;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public class ServerConfigCache {
+
+    private final Map<ServerData, ServerConfig> cache;
+
+    public ServerConfigCache() {
+        cache = new HashMap<>();
+    }
+
+    public void addServerConfig(String host, Integer port, ServerConfig config){
+        ServerData match = cache.keySet().stream().filter(key->key.getHost().equals(host)&&key.getPort().equals(port)).findFirst().orElse(null);
+        if(match==null){
+            cache.put(new ServerData(host, port), config);
+        }else{
+            cache.replace(match, config);
+        }
+    }
+
+    public void removeServerData(String host, Integer port){
+        ServerData data = new ServerData(host, port);
+        if(cache.containsKey(data))
+            cache.remove(data);
+    }
+
+    public boolean hasConfig(String host, Integer port){
+        return cache.containsKey(new ServerData(host, port));
+    }
+
+    public ServerConfig getConfig(String host, Integer port){
+        if(hasConfig(host, port))
+            return cache.get(new ServerData(host, port));
+
+        return null;
+    }
+
+    private class ServerData{
+        private String host;
+        private Integer port;
+
+        public ServerData(String host, Integer port) {
+            this.host = host;
+            this.port = port;
+        }
+
+        public String getHost() {
+            return host;
+        }
+
+        public Integer getPort() {
+            return port;
+        }
+
+        @Override
+        public boolean equals(Object o) {
+            if (this == o) return true;
+            if (o == null || getClass() != o.getClass()) return false;
+
+            ServerData that = (ServerData) o;
+
+            if (host != null ? !host.equals(that.host) : that.host != null) return false;
+            return port != null ? port.equals(that.port) : that.port == null;
+        }
+
+        @Override
+        public int hashCode() {
+            int result = host != null ? host.hashCode() : 0;
+            result = 31 * result + (port != null ? port.hashCode() : 0);
+            return result;
+        }
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/network/listeners/INetworkServiceListener.java

@@ -0,0 +1,9 @@
+package com.pqt.client.module.network.listeners;
+
+import java.util.EventListener;
+
+public interface INetworkServiceListener extends EventListener {
+    void onPQTPingSuccessEvent(String host, Integer port);
+    void onPQTPingFailureEvent(String host, Integer port, Throwable cause);
+    void onNewServerConfigData();
+}

Workspace/client/src/main/java/com/pqt/client/module/query/QueryExecutor.java

@@ -1,35 +1,170 @@
 package com.pqt.client.module.query;
 
-import com.pqt.client.module.query.query_callback.IIdQueryCallback;
+import com.pqt.client.module.connection.ConnectionService;
-import com.pqt.core.entities.query.IQuery;
+import com.pqt.client.module.connection.listeners.IConnectionListener;
-import com.pqt.client.module.query.query_callback.ISimpleQueryCallback;
+import com.pqt.client.module.query.exceptions.HeaderNotFoundException;
-import com.pqt.client.module.query.query_callback.IStatQueryCallback;
+import com.pqt.client.module.query.exceptions.MessageTimeoutException;
-import com.pqt.client.module.query.query_callback.IStockQueryCallback;
+import com.pqt.client.module.query.query_callback.*;
+import com.pqt.core.communication.GSonMessageToolFactory;
+import com.pqt.core.communication.IMessageToolFactory;
+import com.pqt.core.entities.messages.Message;
+import com.pqt.core.entities.messages.MessageType;
+import com.pqt.core.entities.product.Product;
+import com.pqt.core.entities.product.ProductUpdate;
+import com.pqt.core.entities.sale.Sale;
+import com.pqt.core.entities.user_account.Account;
+
+import java.util.List;
 
-//TODO écrire contenu méthodes
 //TODO écrire javadoc
 public class QueryExecutor {
 
-	public static final QueryExecutor INSTANCE = new QueryExecutor();
+	private IMessageToolFactory messageToolFactory;
-
+	private ConnectionService connectionService;
-	private QueryExecutor(){
+	private QueryMessageFactory messageFactory;
 
+	public QueryExecutor(ConnectionService connectionService){
+	    messageToolFactory = new GSonMessageToolFactory();
+	    this.connectionService = connectionService;
+	    this.messageFactory = new QueryMessageFactory(messageToolFactory);
 	}
 
-	public long execute(IQuery query, ISimpleQueryCallback callback) {
+    public void executeSaleQuery(Sale sale, INoItemMessageCallback callback) {
-        return 0;
+        sendMessage(messageFactory.newSaleMessage(sale), callback, MessageType.ACK_SALE);
-	}
-
-	public long execute(IQuery query, IStatQueryCallback callback) {
-        return 0;
-	}
-
-	public long execute(IQuery query, IStockQueryCallback callback) {
-        return 0;
-	}
-
-    public long execute(IQuery query, IIdQueryCallback callback) {
-        return 0;
     }
 
+    public void executePingQuery(INoItemMessageCallback callback){
+        sendMessage(messageFactory.newPingMessage(), callback, MessageType.ACK_PING);
+    }
+
+    public void executeUpdateQuery(List<ProductUpdate> updates, INoItemMessageCallback callback) {
+        sendMessage(messageFactory.newUpdateMessage(updates), callback, MessageType.ACK_UPDATE);
+    }
+
+    public void executeConnectAccountQuery(Account account, boolean desiredState, INoItemMessageCallback callback){
+        sendMessage(messageFactory.newConnectAccountMessage(account,desiredState), callback, MessageType.ACK_CONNECT_ACCOUNT);
+    }
+
+    private void sendMessage(Message message, INoItemMessageCallback callback, MessageType responseType){
+        connectionService.sendText(messageToolFactory.getObjectFormatter(Message.class).format(message), new IConnectionListener() {
+            @Override
+            public void onMessageReceivedEvent(String msg) {
+                Message response = messageToolFactory.getObjectParser(Message.class).parse(msg);
+                if(response.getType().equals(responseType))
+                    callback.ack();
+                else
+                    handleUnexpectedTypeInResponse(response, callback);
+            }
+
+            @Override
+            public void onConnectedEvent() {
+
+            }
+
+            @Override
+            public void onDisconnectedEvent() {
+
+            }
+
+            @Override
+            public void onTimeOutEvent() {
+                callback.err(new MessageTimeoutException());
+            }
+        });
+    }
+
+    public void executeStockQuery(ICollectionItemMessageCallback<Product> callback) {
+        sendMessage(messageFactory.newStockMessage(), callback, Product.class, MessageType.MSG_STOCK, "stock");
+    }
+
+    public void executeAccountListQuery(ICollectionItemMessageCallback<Account> callback){
+        sendMessage(messageFactory.newAccountListMessage(), callback, Account.class, MessageType.MSG_ACCOUNT_LIST, "accounts");
+    }
+
+    private <T> void sendMessage(Message message, ICollectionItemMessageCallback<T> callback, Class<T> clazz, MessageType responseType, String itemHeader){
+        connectionService.sendText(messageToolFactory.getObjectFormatter(Message.class).format(message), new IConnectionListener() {
+            @Override
+            public void onMessageReceivedEvent(String msg) {
+                Message response = messageToolFactory.getObjectParser(Message.class).parse(msg);
+                if(response.getType().equals(responseType)) {
+                    String item = response.getField(itemHeader);
+                    if (item != null)
+                        callback.ack(messageToolFactory.getListParser(clazz).parse(item));
+                    else
+                        callback.err(new HeaderNotFoundException("Missing expected header \""+
+                                itemHeader+"\" in response \""+responseType.name()+"\""));
+                }else
+                    handleUnexpectedTypeInResponse(response, callback);
+            }
+
+            @Override
+            public void onConnectedEvent() {
+
+            }
+
+            @Override
+            public void onDisconnectedEvent() {
+
+            }
+
+            @Override
+            public void onTimeOutEvent() {
+                callback.err(new MessageTimeoutException());
+            }
+        });
+    }
+
+    public void executeStatQuery(IMapItemMessageCallback<String, String> callback) {
+        sendMessage(messageFactory.newStatMessage(), callback, MessageType.MSG_STAT);
+    }
+
+    public void executeConfigListQuery(IMapItemMessageCallback<String, String> callback){
+        sendMessage(messageFactory.newConfigListMessage(), callback, MessageType.MSG_CONFIG_LIST);
+    }
+
+    //TODO à rendre générique pour toute Map<T, U> au lieu de Map<String, String>
+    private void sendMessage(Message message, IMapItemMessageCallback<String, String> callback, MessageType responseType){
+        connectionService.sendText(messageToolFactory.getObjectFormatter(Message.class).format(message), new IConnectionListener() {
+            @Override
+            public void onMessageReceivedEvent(String msg) {
+                Message response = messageToolFactory.getObjectParser(Message.class).parse(msg);
+                if(response.getType().equals(responseType)){
+                    callback.ack(response.getFields());
+                }else
+                    handleUnexpectedTypeInResponse(response, callback);
+            }
+
+            @Override
+            public void onConnectedEvent() {
+
+            }
+
+            @Override
+            public void onDisconnectedEvent() {
+
+            }
+
+            @Override
+            public void onTimeOutEvent() {
+                callback.err(new MessageTimeoutException());
+            }
+        });
+    }
+
+    private void handleUnexpectedTypeInResponse(Message response, IMessageCallback callback){
+        switch (response.getType()) {
+            case ERROR_QUERY:
+                callback.err(messageToolFactory.getObjectParser(Throwable.class).parse(response.getField("Detail_erreur")));
+                break;
+            case REFUSED_QUERY:
+                callback.ref(messageToolFactory.getObjectParser(Throwable.class).parse(response.getField("Detail_refus")));
+                break;
+            default:
+                callback.err(new IllegalArgumentException(
+                        "Illegal message type for response : " +
+                                "expected \"ACK_SALE\"`, found \"" + response.getType().name() + "\""
+                ));
+                break;
+        }
+    }
 }

Workspace/client/src/main/java/com/pqt/client/module/query/QueryFactory.java

@@ -1,38 +0,0 @@
-package com.pqt.client.module.query;
-
-import com.pqt.core.entities.product.ProductUpdate;
-import com.pqt.core.entities.query.IQuery;
-import com.pqt.core.entities.sale.Sale;
-import com.pqt.core.entities.user_account.Account;
-
-import java.util.List;
-
-//TODO écrire contenu méthodes
-//TODO écrire javadoc
-public class QueryFactory {
-
-	public static IQuery newConnectQuery(String serverAddress) {
-		return null;
-	}
-
-	public static IQuery newSaleQuery(Sale sale) {
-		return null;
-	}
-
-	public static IQuery newStockQuery() {
-		return null;
-	}
-
-	public static IQuery newStatQuery() {
-		return null;
-	}
-
-	public static IQuery newLogQuery(Account account, boolean state) {
-		return null;
-	}
-
-	public static IQuery newUpdateQuery(List<ProductUpdate> updates) {
-		return null;
-	}
-
-}

Workspace/client/src/main/java/com/pqt/client/module/query/QueryMessageFactory.java

@@ -0,0 +1,69 @@
+package com.pqt.client.module.query;
+
+import com.pqt.core.communication.IMessageToolFactory;
+import com.pqt.core.entities.messages.Message;
+import com.pqt.core.entities.messages.MessageType;
+import com.pqt.core.entities.product.ProductUpdate;
+import com.pqt.core.entities.sale.Sale;
+import com.pqt.core.entities.user_account.Account;
+
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
+//TODO écrire javadoc
+class QueryMessageFactory {
+
+    private final IMessageToolFactory messageToolFactory;
+
+    QueryMessageFactory(IMessageToolFactory messageToolFactory) {
+        this.messageToolFactory = messageToolFactory;
+    }
+
+    Message newSaleMessage(Sale sale) {
+        Map<String, String> fields = new HashMap<>();
+        fields.put("sale", messageToolFactory.getObjectFormatter(Sale.class).format(sale));
+        return newSimpleMessage(MessageType.QUERY_SALE, fields);
+	}
+
+	Message newStockMessage() {
+        return newSimpleMessage(MessageType.QUERY_STOCK);
+	}
+
+	Message newStatMessage() {
+        return newSimpleMessage(MessageType.QUERY_STAT);
+	}
+
+	Message newUpdateMessage(List<ProductUpdate> updates) {
+        Map<String, String> fields = new HashMap<>();
+        fields.put("updates", messageToolFactory.getListFormatter(ProductUpdate.class).format(updates));
+        return newSimpleMessage(MessageType.QUERY_UPDATE, fields);
+	}
+
+	Message newAccountListMessage(){
+        return newSimpleMessage(MessageType.QUERY_ACCOUNT_LIST);
+	}
+
+	Message newConnectAccountMessage(Account account, boolean desiredState){
+        Map<String, String> fields = new HashMap<>();
+        fields.put("account", messageToolFactory.getObjectFormatter(Account.class).format(account));
+        fields.put("desired_state", messageToolFactory.getObjectFormatter(Boolean.class).format(desiredState));
+        return newSimpleMessage(MessageType.QUERY_CONNECT_ACCOUNT, fields);
+	}
+
+	Message newPingMessage(){
+        return newSimpleMessage(MessageType.QUERY_PING);
+	}
+
+	Message newConfigListMessage(){
+        return newSimpleMessage(MessageType.QUERY_CONFIG_LIST);
+	}
+
+    private  Message newSimpleMessage(MessageType type, Map<String, String> fields){
+        return new Message(type, null, null, null, null, fields);
+    }
+
+    private  Message newSimpleMessage(MessageType type){
+        return newSimpleMessage(type, null);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/query/exceptions/HeaderNotFoundException.java

@@ -0,0 +1,19 @@
+package com.pqt.client.module.query.exceptions;
+
+public class HeaderNotFoundException extends Exception {
+    public HeaderNotFoundException() {
+        super();
+    }
+
+    public HeaderNotFoundException(String message) {
+        super(message);
+    }
+
+    public HeaderNotFoundException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public HeaderNotFoundException(Throwable cause) {
+        super(cause);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/query/exceptions/MessageTimeoutException.java

@@ -0,0 +1,19 @@
+package com.pqt.client.module.query.exceptions;
+
+public class MessageTimeoutException extends Exception {
+    public MessageTimeoutException() {
+        super();
+    }
+
+    public MessageTimeoutException(String message) {
+        super(message);
+    }
+
+    public MessageTimeoutException(String message, Throwable cause) {
+        super(message, cause);
+    }
+
+    public MessageTimeoutException(Throwable cause) {
+        super(cause);
+    }
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/ICollectionItemMessageCallback.java

@@ -0,0 +1,6 @@
+package com.pqt.client.module.query.query_callback;
+
+import java.util.Collection;
+
+public interface ICollectionItemMessageCallback<T> extends IItemMessageCallback<Collection<T>> {
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IIdQueryCallback.java

@@ -1,7 +0,0 @@
-package com.pqt.client.module.query.query_callback;
-
-public interface IIdQueryCallback {
-    public void ack(long id);
-    public void err(long id, Throwable cause);
-    public void ref(long id, Throwable cause);
-}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IItemMessageCallback.java

@@ -0,0 +1,5 @@
+package com.pqt.client.module.query.query_callback;
+
+public interface IItemMessageCallback<T> extends IMessageCallback {
+    void ack(T obj);
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IMapItemMessageCallback.java

@@ -0,0 +1,7 @@
+package com.pqt.client.module.query.query_callback;
+
+
+import java.util.Map;
+
+public interface IMapItemMessageCallback<T, U> extends IItemMessageCallback<Map<T, U>> {
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IMessageCallback.java

@@ -0,0 +1,6 @@
+package com.pqt.client.module.query.query_callback;
+
+public interface IMessageCallback {
+    void err(Throwable cause);
+    void ref(Throwable cause);
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/INoItemMessageCallback.java

@@ -0,0 +1,5 @@
+package com.pqt.client.module.query.query_callback;
+
+public interface INoItemMessageCallback extends IMessageCallback {
+	void ack();
+}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/ISimpleQueryCallback.java

@@ -1,7 +0,0 @@
-package com.pqt.client.module.query.query_callback;
-
-public interface ISimpleQueryCallback {
-	public void ack();
-	public void err(Throwable cause);
-	public void ref(Throwable cause);
-}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IStatQueryCallback.java

@@ -1,10 +0,0 @@
-package com.pqt.client.module.query.query_callback;
-
-
-import java.util.Map;
-
-public interface IStatQueryCallback {
-	public void ack(Map<String,String> stats);
-	public void err(Throwable cause);
-	public void ref(Throwable cause);
-}

Workspace/client/src/main/java/com/pqt/client/module/query/query_callback/IStockQueryCallback.java

@@ -1,11 +0,0 @@
-package com.pqt.client.module.query.query_callback;
-
-import com.pqt.core.entities.product.Product;
-
-import java.util.List;
-
-public interface IStockQueryCallback {
-	public void ack(List<Product> products);
-	public void err(Throwable cause);
-	public void ref(Throwable cause);
-}

Workspace/client/src/main/java/com/pqt/client/module/sale/SaleService.java

@@ -1,8 +1,7 @@
 package com.pqt.client.module.sale;
 
 import com.pqt.client.module.query.QueryExecutor;
-import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.INoItemMessageCallback;
-import com.pqt.client.module.query.query_callback.IIdQueryCallback;
 import com.pqt.client.module.sale.listeners.ISaleFirerer;
 import com.pqt.client.module.sale.listeners.ISaleListener;
 import com.pqt.client.module.sale.listeners.SimpleSaleFirerer;
@@ -14,10 +13,14 @@ import java.util.List;
 //TODO add log lines
 public class SaleService {
 
+    private long saleId;
     private ISaleFirerer eventFirerer;
+    private QueryExecutor executor;
 
-	public SaleService() {
+	public SaleService(QueryExecutor executor) {
+	    saleId = 0;
 	    eventFirerer = new SimpleSaleFirerer();
+	    this.executor = executor;
 	}
 
 	public SaleBuilder getNewSaleBuilder() {
@@ -25,22 +28,30 @@ public class SaleService {
 	}
 
 	public long commitSale(SaleBuilder saleBuilder) {
-        return QueryExecutor.INSTANCE.execute(QueryFactory.newSaleQuery(saleBuilder.build()), new IIdQueryCallback() {
+        final long currentSaleId = saleId;
+        if(saleId<Long.MAX_VALUE)
+            saleId++;
+        else
+            saleId = 0;
+
+        executor.executeSaleQuery(saleBuilder.build(), new INoItemMessageCallback() {
             @Override
-            public void ack(long id) {
+            public void ack() {
-                eventFirerer.fireSaleValidationSuccess(id);
+                eventFirerer.fireSaleValidationSuccess(currentSaleId);
             }
 
             @Override
-            public void err(long id, Throwable cause) {
+            public void err(Throwable cause) {
-                eventFirerer.fireSaleValidationError(id, cause);
+                eventFirerer.fireSaleValidationError(currentSaleId, cause);
             }
 
             @Override
-            public void ref(long id, Throwable cause) {
+            public void ref(Throwable cause) {
-                eventFirerer.fireSaleValidationRefused(id, cause);
+                eventFirerer.fireSaleValidationRefused(currentSaleId, cause);
             }
         });
+
+        return currentSaleId;
 	}
 
 	/*

Workspace/client/src/main/java/com/pqt/client/module/stat/StatDao.java

@@ -1,8 +1,7 @@
 package com.pqt.client.module.stat;
 
 import com.pqt.client.module.query.QueryExecutor;
-import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.IMapItemMessageCallback;
-import com.pqt.client.module.query.query_callback.IStatQueryCallback;
 import com.pqt.client.module.stat.listeners.IStatFirerer;
 import com.pqt.client.module.stat.listeners.IStatListener;
 import com.pqt.client.module.stat.listeners.SimpleStatFirerer;
@@ -15,11 +14,13 @@ public class StatDao {
         private Date lastRefreshTimestamp;
         private Map<String, String> stats;
         private IStatFirerer eventFirerer;
+        private QueryExecutor executor;
 
-        public StatDao() {
+        public StatDao(QueryExecutor executor) {
             eventFirerer = new SimpleStatFirerer();
             stats = new HashMap<>();
             lastRefreshTimestamp = null;
+            this.executor = executor;
         }
 
         public synchronized Map<String, String> getStats() {
@@ -27,14 +28,7 @@ public class StatDao {
         }
 
         public void refreshStats() {
-            QueryExecutor.INSTANCE.execute(QueryFactory.newStockQuery(), new IStatQueryCallback() {
+            executor.executeStatQuery(new IMapItemMessageCallback<String, String>() {
-                @Override
-                public void ack(Map<String, String> stats) {
-                    replaceStats(stats);
-                    eventFirerer.fireGetStatSuccess();
-                    //TODO add log line
-                }
-
                 @Override
                 public void err(Throwable cause) {
                     eventFirerer.fireGetStatError(cause);
@@ -46,6 +40,13 @@ public class StatDao {
                     eventFirerer.fireGetStatRefused(cause);
                     //TODO add log line
                 }
+
+                @Override
+                public void ack(Map<String, String> stats) {
+                    replaceStats(stats);
+                    eventFirerer.fireGetStatSuccess();
+                    //TODO add log line
+                }
             });
         }
 

Workspace/client/src/main/java/com/pqt/client/module/stat/StatService.java

@@ -1,5 +1,6 @@
 package com.pqt.client.module.stat;
 
+import com.pqt.client.module.query.QueryExecutor;
 import com.pqt.client.module.stat.listeners.IStatListener;
 
 import java.util.Map;
@@ -10,8 +11,8 @@ public class StatService {
 
 	private StatDao dao;
 
-    public StatService() {
+    public StatService(QueryExecutor executor) {
-        dao = new StatDao();
+        dao = new StatDao(executor);
     }
 
     public Map<String,String> getStats() {

Workspace/client/src/main/java/com/pqt/client/module/stock/StockDao.java

@@ -1,9 +1,8 @@
 package com.pqt.client.module.stock;
 
 import com.pqt.client.module.query.QueryExecutor;
-import com.pqt.client.module.query.QueryFactory;
+import com.pqt.client.module.query.query_callback.ICollectionItemMessageCallback;
-import com.pqt.client.module.query.query_callback.IStockQueryCallback;
+import com.pqt.client.module.query.query_callback.INoItemMessageCallback;
-import com.pqt.client.module.query.query_callback.IIdQueryCallback;
 import com.pqt.client.module.stock.Listeners.IStockFirerer;
 import com.pqt.client.module.stock.Listeners.IStockListener;
 import com.pqt.client.module.stock.Listeners.SimpleStockFirerer;
@@ -11,18 +10,22 @@ import com.pqt.core.entities.product.Product;
 import com.pqt.core.entities.product.ProductUpdate;
 
 import java.util.ArrayList;
+import java.util.Collection;
 import java.util.Date;
 import java.util.List;
-import java.util.Optional;
 
 //TODO écrire javadoc
 public class StockDao {
 
+    private long updateId;
 	private IStockFirerer eventFirerer;
 	private Date lastRefreshTimestamp;
 	private List<Product> products;
+	private QueryExecutor executor;
 
-	public StockDao() {
+	public StockDao(QueryExecutor executor) {
+	    this.executor = executor;
+	    updateId = 0;
 		eventFirerer = new SimpleStockFirerer();
 		products = new ArrayList<>();
 		lastRefreshTimestamp = null;
@@ -37,9 +40,9 @@ public class StockDao {
     }
 
 	public void refreshProductList() {
-		QueryExecutor.INSTANCE.execute(QueryFactory.newStockQuery(), new IStockQueryCallback() {
+        executor.executeStockQuery(new ICollectionItemMessageCallback<Product>() {
 			@Override
-			public void ack(List<Product> products) {
+			public void ack(Collection<Product> obj) {
 				replaceProductList(products);
 				eventFirerer.fireGetProductListSuccessEvent();
 				//TODO add log line
@@ -71,27 +74,33 @@ public class StockDao {
 	}
 
 	public long commitUpdate(List<ProductUpdate> updates){
-		return QueryExecutor.INSTANCE.execute(QueryFactory.newUpdateQuery(updates),new IIdQueryCallback(){
+        final long currentUpdateId = updateId;
-
+        if(updateId<Long.MAX_VALUE)
+            updateId++;
+        else
+            updateId = 0;
+        executor.executeUpdateQuery(updates, new INoItemMessageCallback() {
 			@Override
-			public void ack(long id) {
+			public void ack() {
 				//TODO add log line
 				refreshProductList();
-				eventFirerer.fireProductListUpdateSuccessEvent(id);
+				eventFirerer.fireProductListUpdateSuccessEvent(currentUpdateId);
 			}
 
 			@Override
-			public void err(long id, Throwable cause) {
+			public void err(Throwable cause) {
-				//TODO add log line
+                //TODO add log line
-				eventFirerer.fireProductListUpdateErrorEvent(id, cause);
+                eventFirerer.fireProductListUpdateErrorEvent(currentUpdateId, cause);
 			}
 
 			@Override
-			public void ref(long id, Throwable cause) {
+			public void ref(Throwable cause) {
-				//TODO add log line
+                //TODO add log line
-				eventFirerer.fireProductListUpdateRefusedEvent(id, cause);
+                eventFirerer.fireProductListUpdateRefusedEvent(currentUpdateId, cause);
 			}
 		});
+
+		return currentUpdateId;
 	}
 
 	/**

Workspace/client/src/main/java/com/pqt/client/module/stock/StockService.java

@@ -1,5 +1,6 @@
 package com.pqt.client.module.stock;
 
+import com.pqt.client.module.query.QueryExecutor;
 import com.pqt.core.entities.product.Product;
 import com.pqt.client.module.stock.Listeners.IStockListener;
 
@@ -9,12 +10,10 @@ import java.util.List;
 //TODO Add log lines
 public class StockService {
 
-	public static final StockService INSTANCE = new StockService();
-
 	private StockDao dao;
 
-	public StockService() {
+	public StockService(QueryExecutor executor) {
-		dao = new StockDao();
+		dao = new StockDao(executor);
 	}
 
     /**

Workspace/client/src/main/resources/nightmode.css

@@ -2,13 +2,6 @@
     -fx-background-color: #1d1d1d;
 }
 
-.label {
-    -fx-font-size: 11pt;
-    -fx-font-family: "Segoe UI Semibold";
-    -fx-text-fill: white;
-    -fx-opacity: 0.8;
-}
-
 .label-bright {
     -fx-font-size: 11pt;
     -fx-font-family: "Segoe UI Semibold";
@@ -127,15 +120,32 @@
 .context-menu {
     -fx-background-color: derive(#1d1d1d,5%);
 }
-.text-field, .password-field, .choice-box, .text-area, .combo-box, .button {
+
-    -fx-font-size: 12pt;
+.titled-pane, .titled-pane > .title, .titled-pane > *.content, .text-field,
-    -fx-font-family: "Segoe UI Semibold";
+.password-field, .choice-box, .text-area, .combo-box, .button, .label, .text-displayer {
+    -fx-font: 12pt "Segoe UI Semibold";
+    -fx-background-color: #1d1d1d;
+    -fx-text-fill: #d8d8d8;
+}
+
+.text-displayer {
+    -fx-fill: #d8d8d8;
+}
+
+.titled-pane, .titled-pane > .title, .titled-pane > *.content {
+    -fx-border-width: 0;
+}
+
+.text-field, .password-field, .choice-box, .text-area, .combo-box, .button{
     -fx-pref-width: 150;
     -fx-pref-height: 30;
-    -fx-background-color: #1d1d1d;
     -fx-border-color: #e2e2e2;
     -fx-border-width: 2;
-    -fx-text-fill: #d8d8d8;
+}
+
+.label{
+    -fx-pref-width: 150;
+    -fx-pref-height: 30;
 }
 
 .button:hover {

Workspace/core/core.iml

@@ -21,6 +21,5 @@
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
     <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.1" level="project" />
-    <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.1" level="project" />
   </component>
 </module>

Workspace/core/src/main/java/com/pqt/core/entities/query/IQuery.java

@@ -1,5 +0,0 @@
-package com.pqt.core.entities.query;
-
-public interface IQuery {
-
-}

Workspace/core/src/main/java/com/pqt/core/entities/query/QueryType.java

@@ -1,6 +0,0 @@
-package com.pqt.core.entities.query;
-
-public enum QueryType {
-
-	CONNECT, SALE, STOCK, STAT, LOG, UPDATE
-}

Workspace/core/src/main/java/com/pqt/core/entities/query/SaleQuery.java

@@ -1,21 +0,0 @@
-package com.pqt.core.entities.query;
-
-import com.pqt.core.entities.sale.Sale;
-
-public class SaleQuery extends SimpleQuery {
-
-	private Sale sale;
-
-	public SaleQuery(Sale sale) {
-		super(QueryType.SALE);
-		this.sale = sale;
-	}
-
-	public Sale getSale() {
-		return sale;
-	}
-
-    public void setSale(Sale sale) {
-        this.sale = sale;
-    }
-}

Workspace/core/src/main/java/com/pqt/core/entities/query/SimpleQuery.java

@@ -1,21 +0,0 @@
-package com.pqt.core.entities.query;
-
-public class SimpleQuery implements IQuery {
-
-    private QueryType type;
-
-    /**
-     *
-     * @param type
-     * @throws NullPointerException if type is null
-     */
-    public SimpleQuery(QueryType type) {
-        if(type==null) throw new NullPointerException("null value not allowed as query type");
-
-        this.type = type;
-    }
-
-    public QueryType getType() {
-        return type;
-    }
-}

Workspace/core/src/main/java/com/pqt/core/entities/query/UpdateQuery.java

@@ -1,23 +0,0 @@
-package com.pqt.core.entities.query;
-
-import com.pqt.core.entities.product.ProductUpdate;
-
-import java.util.List;
-
-public class UpdateQuery extends SimpleQuery {
-
-	private List<ProductUpdate> updates;
-
-    public UpdateQuery(List<ProductUpdate> updates) {
-        super(QueryType.UPDATE);
-        this.updates = updates;
-    }
-
-    public List<ProductUpdate> getUpdates() {
-        return updates;
-    }
-
-    public void setUpdates(List<ProductUpdate> updates) {
-        this.updates = updates;
-    }
-}

Workspace/core/src/main/java/com/pqt/core/entities/server_config/ServerConfig.java

@@ -10,6 +10,7 @@ public class ServerConfig {
     private Map<ConfigFields, Boolean> fields;
 
     public ServerConfig() {
+        fields = new HashMap<>();
     }
 
     public ServerConfig(Map<ConfigFields, Boolean> fields) {

Workspace/server/server.iml

@@ -25,10 +25,6 @@
     <orderEntry type="library" scope="PROVIDED" name="Maven: javax:javaee-api:7.0" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Maven: com.sun.mail:javax.mail:1.5.0" level="project" />
     <orderEntry type="library" scope="PROVIDED" name="Maven: javax.activation:activation:1.1" level="project" />
-    <orderEntry type="library" name="Maven: commons-io:commons-io:2.4" level="project" />
-    <orderEntry type="library" scope="PROVIDED" name="Maven: javax:javaee-api:7.0" level="project" />
-    <orderEntry type="library" scope="PROVIDED" name="Maven: com.sun.mail:javax.mail:1.5.0" level="project" />
-    <orderEntry type="library" scope="PROVIDED" name="Maven: javax.activation:activation:1.1" level="project" />
     <orderEntry type="module" module-name="core" />
     <orderEntry type="library" name="Maven: com.google.code.gson:gson:2.8.1" level="project" />
     <orderEntry type="library" name="Maven: commons-io:commons-io:2.4" level="project" />

Workspace/server/src/main/WEB-INF/classes/com/pqt/server/tools/security/MD5HashTool.java

@@ -1,30 +0,0 @@
-package com.pqt.server.tools.security;
-
-import java.math.BigInteger;
-import java.security.MessageDigest;
-import java.security.NoSuchAlgorithmException;
-
-public class MD5HashTool implements IHashTool{
-    @Override
-    public String hashAndSalt(String input, String salt) {
-        String md5 = null;
-
-        if(input == null || salt == null) return null;
-
-        try {
-            String str = salt+input;
-            //Create MessageDigest object for MD5
-            MessageDigest digest = MessageDigest.getInstance("MD5");
-
-            //Update input string in message digest
-            digest.update(str.getBytes(), 0, str.length());
-
-            //Converts message digest value in base 16 (hex)
-            md5 = new BigInteger(1, digest.digest()).toString(16);
-
-        } catch (NoSuchAlgorithmException e) {
-            e.printStackTrace();
-        }
-        return md5;
-    }
-}

Workspace/server/src/main/java/com/pqt/server/module/account/FileAccountDao.java

@@ -5,7 +5,7 @@ import com.pqt.core.entities.user_account.AccountLevel;
 import com.pqt.server.tools.io.ISerialFileManager;
 import com.pqt.server.tools.io.SimpleSerialFileManagerFactory;
 import com.pqt.server.tools.security.IHashTool;
-import com.pqt.server.tools.security.MD5HashTool;
+import com.pqt.server.tools.security.SHA256HashTool;
 
 import java.util.*;
 import java.util.stream.Collectors;
@@ -19,7 +19,7 @@ import java.util.stream.Collectors;
  * Cette classe n'est pas faite pour gérer les accès concurentiels au fichier assurant la persistance, et n'est donc pas
  * thread-safe. Elle est conçue pour que tous les accès soient effectués depuis un même thread et depuis un unique objet.
  * <p/>
- * Cette classe manipule les mot de passe sous forme chiffrée via un système de hash (md5) + salt, et ne fait pas
+ * Cette classe manipule les mot de passe sous forme chiffrée via un système de hash (SHA-256) + salt, et ne fait pas
  * persister les mots de passes non-chiffrées. Les noms d'utilisateurs sont stockés sans chiffrage.
  */
 class FileAccountDao implements IAccountDao {
@@ -34,7 +34,7 @@ class FileAccountDao implements IAccountDao {
     FileAccountDao() {
         accountEntries = new HashSet<>();
         connectedAccount = new HashSet<>();
-        hashTool = new MD5HashTool();
+        hashTool = new SHA256HashTool();
         fileManager = SimpleSerialFileManagerFactory.getFileManager(AccountEntry.class, ACCOUNT_FILE_NAME);
         loadFromFile();
     }

Workspace/server/src/main/java/com/pqt/server/module/sale/SaleService.java

@@ -1,7 +1,6 @@
 package com.pqt.server.module.sale;
 
 import com.pqt.core.entities.sale.Sale;
-import com.pqt.server.exception.ServerQueryException;
 import com.pqt.server.module.sale.listeners.ISaleFirerer;
 import com.pqt.server.module.sale.listeners.ISaleListener;
 import com.pqt.server.module.sale.listeners.SimpleSaleFirerer;

Workspace/server/src/main/java/com/pqt/server/module/state/ServerStateService.java

@@ -4,8 +4,6 @@ import com.pqt.core.entities.members.DataServer;
 import com.pqt.core.entities.server_config.ConfigFields;
 import com.pqt.core.entities.server_config.ServerConfig;
 
-import java.util.Date;
-
 /**
  * Cette classe correspond au service interne du serveur, chargé de conserver les données propres au serveur, comme
  * son adresse IP ou encore les différents aspects de la configuration actuelle. Il permet également de récupérer un

Workspace/server/src/main/java/com/pqt/server/module/statistics/StatisticsService.java

@@ -3,12 +3,10 @@ package com.pqt.server.module.statistics;
 import com.pqt.core.entities.product.LightweightProduct;
 import com.pqt.core.entities.product.Product;
 import com.pqt.core.entities.sale.Sale;
-import com.pqt.server.module.sale.listeners.ISaleListener;
 import com.pqt.server.module.sale.listeners.SaleListenerAdapter;
 import com.pqt.server.module.stock.StockService;
 import com.pqt.server.module.sale.SaleService;
 
-import java.util.ArrayList;
 import java.util.Comparator;
 import java.util.List;
 import java.util.stream.Collectors;

Workspace/server/src/main/java/com/pqt/server/module/stock/IStockDao.java

@@ -4,7 +4,6 @@ import com.pqt.core.entities.product.Product;
 import com.pqt.server.tools.entities.SaleContent;
 
 import java.util.List;
-import java.util.Map;
 
 /**
  * Interface définissant les méthodes requises pour tout DAO du service de gestion des commandes {@link StockService}.

Workspace/server/src/main/java/com/pqt/server/module/stock/StockService.java

@@ -6,7 +6,6 @@ import com.pqt.server.exception.ServerQueryException;
 import com.pqt.server.tools.entities.SaleContent;
 
 import java.util.List;
-import java.util.Map;
 
 //TODO ajouter logs