Merge branch 'Artikel'

# Conflicts:
#	src/main/java/org/s4s/dao/ShopDAO.java
#	src/main/java/org/s4s/gui/InitView.java
#	src/main/java/org/s4s/process/control/ShopControl.java
#	src/main/java/org/s4s/services/util/Views.java

src/main/java/org/s4s/gui/views/ArtikelerstellungsView.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.s4s.gui.views;
+
+import com.vaadin.navigator.View;
+import com.vaadin.navigator.ViewChangeListener;
+import com.vaadin.server.FileResource;
+import com.vaadin.server.FontAwesome;
+import com.vaadin.server.Page;
+import com.vaadin.ui.Button;
+import com.vaadin.ui.DateField;
+import com.vaadin.ui.FormLayout;
+import com.vaadin.ui.HorizontalLayout;
+import com.vaadin.ui.Image;
+import com.vaadin.ui.Label;
+import com.vaadin.ui.Layout;
+import com.vaadin.ui.NativeSelect;
+import com.vaadin.ui.Notification;
+import com.vaadin.ui.Panel;
+import com.vaadin.ui.TextArea;
+import com.vaadin.ui.TextField;
+import com.vaadin.ui.UI;
+import com.vaadin.ui.Upload;
+import com.vaadin.ui.Upload.Receiver;
+import com.vaadin.ui.Upload.StartedEvent;
+import com.vaadin.ui.Upload.StartedListener;
+import com.vaadin.ui.Upload.SucceededEvent;
+import com.vaadin.ui.Upload.SucceededListener;
+import com.vaadin.ui.VerticalLayout;
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.OutputStream;
+import java.util.Date;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+import org.s4s.exceptions.DAOException;
+import org.s4s.modell.dto.User;
+import org.s4s.process.control.ArtikelerstellungsControl;
+import org.s4s.process.control.ShopControl;
+import org.s4s.services.util.Roles;
+import org.s4s.services.util.Views;
+
+/**
+ *
+ * @author synot
+ */
+public class ArtikelerstellungsView extends TemplateView implements View {
+
+    @Override
+    public void enter(ViewChangeListener.ViewChangeEvent event) {
+        setUp();
+    }
+
+    public void setUp() {
+
+        final TextField tfName = new TextField("Artikel Name:");
+        final TextArea taBeschreibung = new TextArea("Artikel Beschreibung:");
+        final Label lMaxLength = new Label("Max. 250 Zeichen");
+        final NativeSelect nsKategorie = new NativeSelect("Kategorie:");
+        final NativeSelect nsZustand = new NativeSelect("Gebrauchszustand:");
+        final TextField tfPreis = new TextField("Preis pro Artikel:");
+        final TextField tfAnzahl = new TextField("Anzahl der Artikel:");
+        final Button bErstellen = new Button("Erstellen", FontAwesome.CHECK);
+        final Button bAbbrechen = new Button("Abbrechen", FontAwesome.STOP_CIRCLE);
+        final DateField dfVon = new DateField("Von:");
+        final DateField dfBis = new DateField("Bis:");
+        final NativeSelect nsModul = new NativeSelect("Modul:");
+
+        // Artikel Bild Upload Area
+        // Show Uploaded Image in this placeholder
+        final Image image = new Image("Gespeichertes Bild:");
+
+        // Implement both receiver that saves upload in a file and
+        // listener for successful upload
+        class ImageUploader implements Receiver, SucceededListener {
+
+            public File file;
+
+            @Override
+            public OutputStream receiveUpload(String filename, String mimeType) {
+                // Create File Output Stream
+                FileOutputStream fos; // Stream to write to
+                try {
+                    // Open the file for writing
+                    file = new File("/temp/uploads/" + filename);
+                    fos = new FileOutputStream(file);
+                } catch (final java.io.FileNotFoundException e) {
+                    new Notification("Das Bild konnte nicht geladen werden\n", e.getMessage(), Notification.Type.ERROR_MESSAGE).show(Page.getCurrent());
+                    return null;
+                }
+                return fos; // Return the output stream to write to
+            }
+
+            @Override
+            public void uploadSucceeded(SucceededEvent event) {
+                // Show the uploaded file in the image viewer
+                image.setVisible(true);
+                image.setSource(new FileResource(file));
+            }
+        }
+
+        ImageUploader receiver = new ImageUploader();
+
+        // Create the Upload with a caption and set receiver later
+        Upload upload = new Upload("Hier das Bild zum Artikel Speichern:", receiver);
+        upload.addSucceededListener(receiver);
+
+        // Prevent too big Uploads
+        final long UPLOAD_LIMIT = 1000000l;
+        upload.addStartedListener(new StartedListener() {
+            private static final long serialVersionUID = 4728847902678459488L;
+
+            @Override
+            public void uploadStarted(StartedEvent event) {
+                if (event.getContentLength() > UPLOAD_LIMIT) {
+                    Notification.show("Die Datei ist zu groß!",
+                            Notification.Type.ERROR_MESSAGE);
+                    upload.interruptUpload();
+                }
+            }
+        });
+
+        // Put the components in a panel
+        Layout layoutUpload = new VerticalLayout();
+        layoutUpload.addComponents(upload, image);
+
+        // Create uploads directory
+        File uploads = new File("/tmp/uploads");
+        if (!uploads.exists() && !uploads.mkdir()) {
+            layoutUpload.addComponent(new Label("ERROR: Could not create upload dir"));
+        }
+
+        tfName.setSizeFull();
+        taBeschreibung.setMaxLength(250);
+        taBeschreibung.setSizeFull();
+
+        nsZustand.addItems("Neu", "Gebraucht");
+        nsZustand.setNullSelectionAllowed(false);
+
+        nsKategorie.addItems("Dienstleistung", "Buch", "Multimedia");
+        nsModul.setNullSelectionAllowed(false);
+
+        HorizontalLayout hKommand = new HorizontalLayout(bAbbrechen, bErstellen);
+        HorizontalLayout hVerfuegbarkeit = new HorizontalLayout(dfVon, dfBis);
+        HorizontalLayout hKriterien = new HorizontalLayout(nsKategorie, nsModul);
+        hVerfuegbarkeit.setCaption("Verfügbarkeit:");
+        hKriterien.setCaption("Kriterien:");
+
+        Panel panel = new Panel("Artikel Erstellung");
+        panel.setSizeUndefined();
+
+        FormLayout flArtikel = new FormLayout(layoutUpload, tfName, taBeschreibung, lMaxLength, hKriterien, tfAnzahl, nsZustand, hVerfuegbarkeit, tfPreis, hKommand);
+        flArtikel.setMargin(true);
+
+        panel.setContent(flArtikel);
+
+        ArtikelerstellungsControl aCont = new ArtikelerstellungsControl();
+        ShopControl sCont = new ShopControl();
+        
+        try {
+            nsModul.addItems(aCont.getModul());
+        } catch (Exception e) {
+        }
+        nsModul.setNullSelectionAllowed(false);
+        User u = (User) UI.getCurrent().getSession().getAttribute(Roles.CURRENTUSER);
+        System.out.println(u.getUserId());
+        bErstellen.addClickListener((Button.ClickEvent event) -> {
+            
+            if (tfName.isEmpty()) {
+                Notification.show("Bitte einen Namen eingeben!", Notification.Type.ERROR_MESSAGE);   
+            } else if(taBeschreibung.isEmpty()) {
+                Notification.show("Bitte eine Beschreibung eingeben!", Notification.Type.ERROR_MESSAGE);
+            } else if(tfPreis.isEmpty()) {
+                Notification.show("Bitte einen Preis eingeben!", Notification.Type.ERROR_MESSAGE);
+            } else if(nsKategorie.isEmpty()) {
+                Notification.show("Bitte wählen Sie eine Kategorie aus!", Notification.Type.ERROR_MESSAGE);
+            } else {
+                try {
+                    
+                    int sId = sCont.getShopIdByUserId(u.getUserId());
+                    System.out.println(sId);
+                    
+                    int mId = aCont.getModulByName(nsModul.getValue().toString());
+                    System.out.println(mId);
+                    int cId = 0;
+                    if (nsKategorie.getValue().equals("Multimedia")) {
+                        cId = 1;
+                    } else {
+                        cId = 2;
+                    }
+                    
+                    String name = tfName.getValue();
+                    System.out.println(name);
+                    String beschreibung = taBeschreibung.getValue();
+                    System.out.println(beschreibung);
+                    Date dVon = dfVon.getValue();
+                    System.out.println(dVon);
+                    Date dBis = dfBis.getValue();
+                    System.out.println(dBis);
+                    double preis = Double.parseDouble(tfPreis.getValue());
+                    System.out.println(preis);
+                    boolean result = false;
+                    
+                    if (cId == 2 && dVon == null && dBis == null) {
+                        Notification.show("Bei einer Dienstleistung muss eine Verfügbarkeit angegeben sein!", Notification.Type.ERROR_MESSAGE);
+                        return;
+                    } else {
+                        if (cId == 2) {
+                            result = aCont.addProduct(name, beschreibung, dVon, dBis, preis, image, sId, mId, cId);
+                        } else {
+                            result = aCont.addProduct(name, beschreibung, preis, image, sId, mId, cId);
+                        }
+                    }
+                    
+                    if (result) {
+                        Notification.show("Artikel wurde erfolgreich gespeichert.");
+                        UI.getCurrent().getNavigator().navigateTo(Views.SHOPVIEW);
+                    } else {
+                        Notification.show("Artikel konnte nicht gespeichert werden!", Notification.Type.ERROR_MESSAGE);
+                    }
+                } catch (DAOException ex) {
+                    Logger.getLogger(ArtikelerstellungsView.class.getName()).log(Level.SEVERE, null, ex);
+                }
+            }
+        });
+        
+        super.setUpFooterAndHeader(panel);
+    }
+}

src/main/java/org/s4s/process/control/ArtikelerstellungsControl.java

+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package org.s4s.process.control;
+
+import com.vaadin.ui.Image;
+import com.vaadin.ui.UI;
+import java.sql.ResultSet;
+import java.sql.SQLException;
+import java.sql.Statement;
+import java.util.ArrayList;
+import java.util.Date;
+import java.util.List;
+import org.s4s.dao.ProductDAO;
+import org.s4s.dao.impl.AbstractDatabaseClass;
+import org.s4s.exceptions.DAOException;
+import org.s4s.modell.dto.Product;
+import org.s4s.modell.dto.Shop;
+import org.s4s.modell.dto.User;
+import org.s4s.services.db.JDBCConnection;
+import org.s4s.services.util.Roles;
+
+/**
+ *
+ * @author synot
+ */
+public class ArtikelerstellungsControl extends AbstractDatabaseClass implements ProductDAO {
+
+    private static final User user = (User) UI.getCurrent().getSession().getAttribute(Roles.CURRENTUSER);
+    private final Statement statement = JDBCConnection.getInstance().getStatement();
+    
+    //DB-Block
+    Statement st;
+    String sql_select;
+    String sql_update;
+
+    public ArrayList getModul() throws DAOException {
+        ArrayList moduls = new ArrayList();
+        ResultSet result;
+
+        try {
+            sql_select = "SELECT * FROM \"ERR\".\"modul\"";
+            result = JDBCConnection.getInstance().getStatement().executeQuery(sql_select);
+
+            while (result.next()) {
+                moduls.add(result.getString("modul_name"));
+            }
+
+        } catch (SQLException e) {
+            throw new DAOException(e);
+        }
+
+        return moduls;
+    }
+    
+    public int getModulByName(String modul) throws DAOException {
+        int mId = 0;
+        ResultSet result;
+
+        try {
+            sql_select = "SELECT * FROM \"ERR\".\"modul\""
+                    + "WHERE modul_name = \'" + modul + "\'";
+            result = JDBCConnection.getInstance().getStatement().executeQuery(sql_select);
+
+            while (result.next()) {
+                mId  = result.getInt("modulid");
+            }
+
+        } catch (SQLException e) {
+            throw new DAOException(e);
+        }
+
+        return mId;
+    }
+
+    @Override
+    public List<Product> getProductByDescription(String typ) throws DAOException {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    // Product - Attribute: Multimedia -> no Timespan required
+    public boolean addProduct(String name, String beschreibung, double preis, Image pic, int shopID, int modulID, int cat) throws DAOException {
+        boolean done = false;
+        
+        try {
+            sql_update = "INSERT INTO \"ERR\".\"artikel\"(name, beschreibung, preis, foto, shopid, modulid, kategorie) "
+                    + "VALUES(\'" + name + "\', \'" + beschreibung + "\', \'" + preis + "\', \'" + pic + "\', \'" + shopID + "\', \'" + modulID + "\', \'" + cat + "\')"; 
+            int exe = JDBCConnection.getInstance().getStatement().executeUpdate(sql_update);
+
+            
+            if (exe < 0) {
+                throw new DAOException("Wrong Input!");
+            }
+            done = true;
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            System.out.println("Exception occur: " + e);
+        }
+        
+        return done;
+    }
+    
+    // Product - Attribute: Dienstleistung -> Timespan required
+    public boolean addProduct(String name, String beschreibung, Date dVon, Date dBis, double preis, Image pic, int shopID, int modulID, int cat) throws DAOException {
+        boolean done = false;
+        
+        try {
+            sql_update = "INSERT INTO \"ERR\".\"artikel\"(name, beschreibung, datum_von, preis, datum_bis, foto, shopid, modulid, kategorie) "
+                    + "VALUES(\'" + name + "\', \'" + beschreibung + "\', \'" + dVon + "\', \'" + preis + "\', \'" + dBis + "\', \'" + pic + "\', \'" + shopID + "\', \'" + modulID + "\', \'" + cat + "\')";
+            int exe = JDBCConnection.getInstance().getStatement().executeUpdate(sql_update);
+
+            
+            if (exe < 0) {
+                throw new DAOException("Wrong Input!");
+            }
+            done = true;
+
+        } catch (Exception e) {
+            e.printStackTrace();
+            System.out.println("Exception occur: " + e);
+        }
+        
+        return done;
+    }
+
+    @Override
+    public List<Product> getProductByName(String typ) throws DAOException {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public Product getProductById(int id) throws DAOException {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+
+    @Override
+    public Shop getProductOwner(Product product) throws DAOException {
+        throw new UnsupportedOperationException("Not supported yet."); //To change body of generated methods, choose Tools | Templates.
+    }
+}