Dépôt officiel du code source de l'ERP OpenConcerto

/*

 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.

 *

 * Copyright 2011 OpenConcerto, by ILM Informatique. All rights reserved.

 *

 * The contents of this file are subject to the terms of the GNU General Public License Version 3

 * only ("GPL"). You may not use this file except in compliance with the License. You can obtain a

 * copy of the License at http://www.gnu.org/licenses/gpl-3.0.html See the License for the specific

 * language governing permissions and limitations under the License.

 *

 * When distributing the software, include this License Header Notice in each file.

 */

 package org.openconcerto.erp.core.sales.pos;

import org.openconcerto.erp.action.NouvelleConnexionAction;

import org.openconcerto.erp.config.ComptaPropsConfiguration;

import org.openconcerto.erp.config.MainFrame;

import org.openconcerto.erp.core.common.ui.TotalCalculator;

import org.openconcerto.erp.core.finance.accounting.element.ComptePCESQLElement;

import org.openconcerto.erp.core.finance.accounting.element.JournalSQLElement;

import org.openconcerto.erp.core.finance.payment.element.TypeReglementSQLElement;

import org.openconcerto.erp.core.finance.tax.model.TaxeCache;

import org.openconcerto.erp.core.sales.pos.io.Printable;

import org.openconcerto.erp.core.sales.pos.io.TicketPrinter;

import org.openconcerto.erp.core.sales.pos.model.Article;

import org.openconcerto.erp.core.sales.pos.model.Client;

import org.openconcerto.erp.core.sales.pos.model.Paiement;

import org.openconcerto.erp.core.sales.pos.model.ReceiptCode;

import org.openconcerto.erp.core.sales.pos.model.RegisterFiles.HashMode;

import org.openconcerto.erp.core.sales.pos.model.RegisterLogEntry.ReceiptEntry;

import org.openconcerto.erp.core.sales.pos.model.Ticket;

import org.openconcerto.erp.core.sales.pos.model.TicketItem;

import org.openconcerto.erp.core.sales.pos.model.TicketLine;

import org.openconcerto.erp.core.supplychain.stock.element.StockItemsUpdater;

import org.openconcerto.erp.core.supplychain.stock.element.StockItemsUpdater.TypeStockUpdate;

import org.openconcerto.erp.core.supplychain.stock.element.StockLabel;

import org.openconcerto.erp.generationEcritures.GenerationMvtTicketCaisse;

import org.openconcerto.erp.generationEcritures.GenerationMvtVirement;

import org.openconcerto.erp.generationEcritures.GenerationReglementVenteNG;

import org.openconcerto.erp.model.PrixTTC;

import org.openconcerto.erp.preferences.DefaultNXProps;

import org.openconcerto.sql.Configuration;

import org.openconcerto.sql.element.SQLElement;

import org.openconcerto.sql.element.SQLElementDirectory;

import org.openconcerto.sql.model.SQLBase;

import org.openconcerto.sql.model.SQLDataSource;

import org.openconcerto.sql.model.SQLRow;

import org.openconcerto.sql.model.SQLRowAccessor;

import org.openconcerto.sql.model.SQLRowListRSH;

import org.openconcerto.sql.model.SQLRowValues;

import org.openconcerto.sql.model.SQLRowValuesListFetcher;

import org.openconcerto.sql.model.SQLSelect;

import org.openconcerto.sql.model.SQLSelectHandlerBuilder;

import org.openconcerto.sql.model.SQLTable;

import org.openconcerto.sql.model.Where;

import org.openconcerto.sql.utils.SQLUtils;

import org.openconcerto.utils.BaseDirs;

import org.openconcerto.utils.DecimalUtils;

import org.openconcerto.utils.ExceptionHandler;

import org.openconcerto.utils.i18n.TranslationManager;

import java.io.File;

import java.io.FileOutputStream;

import java.io.IOException;

import java.math.BigDecimal;

import java.math.RoundingMode;

import java.nio.file.Path;

import java.sql.SQLException;

import java.util.ArrayList;

import java.util.Collections;

import java.util.Comparator;

import java.util.Date;

import java.util.HashMap;

import java.util.Iterator;

import java.util.List;

import java.util.Map;

import java.util.logging.Logger;

import javax.swing.JOptionPane;

import javax.swing.SwingUtilities;

import org.jdom2.Document;

import org.jdom2.Element;

import org.jdom2.JDOMException;

import org.jdom2.input.SAXBuilder;

import org.jdom2.output.Format;

import org.jdom2.output.XMLOutputter;

public class POSConfiguration {

    private static final Logger LOG = Logger.getLogger(org.openconcerto.erp.config.Log.get().getName() + ".pos");

    public static final Logger getLogger() {

        return LOG;

    }

    public static final void checkRegisterID(final int fsID, final int dbID) {

        if (fsID != dbID)

            throw new IllegalArgumentException("Not same register, FS " + fsID + ", DB " + dbID);

    }

    private static final String POS_CONFIGURATION_FILENAME = "pos.xml";

    private static POSConfiguration instance;

    private final File confFile;

    private int screenWidth, screenHeight;

    private TicketPrinterConfiguration ticketPrinterConf1, ticketPrinterConf2;

    private int userID = 2;

    private int companyID = 42;

    private int posID = 2;

    private int scanDelay = 80;

    private List<TicketLine> headerLines = new ArrayList<TicketLine>();

    private List<TicketLine> footerLines = new ArrayList<TicketLine>();

    // Terminal CB

    private String creditCardPort = "";

    // LCD

    private String LCDType = "serial";

    private String LCDPort = "";

    private String LCDLine1 = "Bienvenue";

    private String LCDLine2 = "ILM Informatique";

    private boolean askPostalCode = false;

    public static POSConfiguration createInstance() throws JDOMException, IOException {

        POSConfiguration res = new POSConfiguration(getConfigFile(new File(".")));

        res.loadConfiguration();

        return res;

    }

    @Deprecated

    public static synchronized POSConfiguration setInstance() throws JDOMException, IOException {

        if (instance == null) {

            instance = createInstance();

        } else {

            throw new IllegalStateException("already set");

        }

        return instance;

    }

    @Deprecated

    public static synchronized POSConfiguration getInstance() {

        return instance;

    }

    private POSConfiguration(final File confFile) {

        this.confFile = confFile;

        ticketPrinterConf1 = new TicketPrinterConfiguration();

        ticketPrinterConf2 = new TicketPrinterConfiguration();

        // Desactivate second printer by default

        ticketPrinterConf2.setCopyCount(0);

    }

    public TicketPrinterConfiguration getTicketPrinterConfiguration1() {

        return ticketPrinterConf1;

    }

    public TicketPrinterConfiguration getTicketPrinterConfiguration2() {

        return ticketPrinterConf2;

    }

    public boolean isConfigurationFileCreated() {

        File file = getConfigFile();

        if (file == null) {

            return false;

        }

        return file.exists();

    }

    // Screen

    public int getScreenWidth() {

        return screenWidth;

    }

    public int getScreenHeight() {

        return screenHeight;

    }

    // Database connection

    public int getUserID() {

        return userID;

    }

    public void setUserID(int userID) {

        this.userID = userID;

    }

    public int getCompanyID() {

        return companyID;

    }

    public void setCompanyID(int companyID) {

        this.companyID = companyID;

    }

    // POS id

    public int getPosID() {

        return posID;

    }

    public void setPosID(int posID) {

        this.posID = posID;

    }

    public int getScanDelay() {

        return scanDelay;

    }

    /**

     * Set barcode scanner delay

     */

    public void setScanDelay(int ms) {

        this.scanDelay = ms;

    }

    public String getCreditCardPort() {

        return creditCardPort;

    }

    /**

     * Set the serial port of the credit card device

     */

    public void setCreditCardPort(String creditCardPort) {

        this.creditCardPort = creditCardPort;

    }

    private static File getConfigFile(final File wd) {

        final File wdFile = new File(wd + "/Configuration", POS_CONFIGURATION_FILENAME);

        final File confFile;

        if (wdFile.isFile()) {

            confFile = wdFile;

        } else {

            try {

                final File preferencesFolder = BaseDirs.create(ComptaPropsConfiguration.productInfo).getPreferencesFolderToWrite();

                confFile = new File(preferencesFolder, POS_CONFIGURATION_FILENAME);

            } catch (IOException e) {

                throw new IllegalStateException("Couldn't get folder", e);

            }

        }

        return confFile;

    }

    public final File getConfigFile() {

        return this.confFile;

    }

    public ComptaPropsConfiguration createConnexion() {

        final ComptaPropsConfiguration conf = ComptaPropsConfiguration.create();

        TranslationManager.addTranslationStreamFromClass(MainFrame.class);

        TranslationManager.createDefaultInstance();

        Configuration.setInstance(conf);

        try {

            conf.getUserManager().setCurrentUserID(getUserID());

            conf.setUpSocieteDataBaseConnexion(getCompanyID());

        } catch (Exception e) {

            JOptionPane.showMessageDialog(null, "Impossible de configurer la connexion à la base de donnée.\n ID société: " + getCompanyID() + " \n ID utilisateur: " + getUserID());

            e.printStackTrace();

            System.exit(2);

        }

        NouvelleConnexionAction.initCache(conf, -1);

        TaxeCache.getCache();

        return conf;

    }

    public final Path getRootDir() throws IOException {

        return Configuration.getInstance().getBaseDirs().getAppDataFolderToWrite().toPath();

    }

    public final void closeConnexion() {

        Configuration.setInstance(null, true);

    }

    public void commitAll(final List<Ticket> tickets) {

        // createConnexion();

        try {

            SQLUtils.executeAtomic(Configuration.getInstance().getSystemRoot().getDataSource(), new SQLUtils.SQLFactory<Object>() {

                @Override

                public Object create() throws SQLException {

                    final int imported = importReceipts(tickets, null);

                    // mark imported

                    for (Ticket ticket : tickets) {

                        final ReceiptCode code = ticket.getReceiptCode();

                        try {

                            // it's OK if some files cannot be moved, the next call will try again

                            // (the above code doesn't import duplicates)

                            code.markImported();

                        } catch (IOException e) {

                            e.printStackTrace();

                        }

                    }

                    // archive to avoid parsing more and more receipts

                    try {

                        // it's OK if some files cannot be moved, the next call will try again

                        ReceiptCode.archiveCompletelyImported();

                    } catch (IOException e) {

                        e.printStackTrace();

                    }

                    final String count = imported + "/" + tickets.size();

                    SwingUtilities.invokeLater(new Runnable() {

                        @Override

                        public void run() {

                            JOptionPane.showMessageDialog(null, count + " ticket(s) importé(s). Clôture de la caisse terminée.");

                        }

                    });

                    return null;

                }

            });

        } catch (Exception exn) {

            ExceptionHandler.handle("Une erreur est survenue pendant la clôture.", exn);

        }

    }

    public final int importReceipts(final List<Ticket> tickets, final List<ReceiptEntry> entries) throws SQLException {

        if (entries != null && entries.size() != tickets.size())

            throw new IllegalArgumentException("Size mismatch");

        final int defaultIDClient = getClientCaisse().getID();

        final SQLElementDirectory directory = Configuration.getInstance().getDirectory();

        SQLElement elt = directory.getElement("TICKET_CAISSE");

        SQLElement eltFact = directory.getElement("SAISIE_VENTE_FACTURE_ELEMENT");

        SQLElement eltEnc = directory.getElement("ENCAISSER_MONTANT");

        SQLElement eltMode = directory.getElement("MODE_REGLEMENT");

        SQLElement eltArticle = directory.getElement("ARTICLE");

        final SQLDataSource ds = elt.getTable().getDBSystemRoot().getDataSource();

        int imported = 0;

        //

        final SQLSelect selUniteVente = new SQLSelect();

        selUniteVente.addSelectStar(directory.getElement("UNITE_VENTE").getTable());

        final Map<String, Integer> mapUniteVenteName = new HashMap<>();

        for (SQLRow row : SQLRowListRSH.execute(selUniteVente)) {

            mapUniteVenteName.put(row.getString("CODE"), row.getID());

        }

        final Iterator<ReceiptEntry> entriesIter = entries == null ? null : entries.iterator();

        for (Ticket ticket : tickets) {

            SQLSelect sel = new SQLSelect();

            sel.addSelectFunctionStar("COUNT");

            sel.setWhere(new Where(elt.getTable().getField("NUMERO"), "=", ticket.getCode()));

            // if entries is null, it's the obsolete way when there was no opening/closure

            if (entries != null || ((Number) ds.executeScalar(sel.asString())).intValue() == 0) {

                final ReceiptEntry entry;

                if (entriesIter == null) {

                    entry = null;

                } else {

                    entry = entriesIter.next();

                    if (entry == null)

                        throw new IllegalArgumentException("Null log entry for " + ticket);

                    else if (!entry.getCodeString().equals(ticket.getCode()))

                        throw new IllegalArgumentException("Code mismatch for " + ticket);

                }

                SQLRowValues rowVals = new SQLRowValues(elt.getTable());

                rowVals.put("NUMERO", ticket.getCode());

                rowVals.put("DATE", ticket.getCreationDate());

                rowVals.put("ID_CAISSE", getPosID());

                if (elt.getTable().contains("CODE_POSTAL")) {

                    rowVals.put("CODE_POSTAL", ticket.getCodePostal());

                }

                if (entry != null) {

                    rowVals.put("FILE_HASH", entry.getFileHash());

                    rowVals.put("FILE_HASH_PREVIOUS", ticket.getPreviousHash());

                }

                int idClient = ticket.getClient().getId();

                if (idClient <= 0) {

                    idClient = defaultIDClient;

                }

                // TODO fusionner TotalCalculator avec Ticket.GetTotalCalcutor

                TotalCalculator calc = new TotalCalculator("T_PA_HT", "T_PV_HT", null, null);

                String val = DefaultNXProps.getInstance().getStringProperty("ArticleService");

                Boolean bServiceActive = Boolean.valueOf(val);

                calc.setServiceActive(bServiceActive != null && bServiceActive);

                // Articles

                for (TicketItem item : ticket.getItems()) {

                    SQLRowValues rowValsElt = new SQLRowValues(eltFact.getTable());

                    final Article article = item.getArticle();

                    final BigDecimal nb = item.getQty();

                    if (article.getSalesUnit() == null) {

                        rowValsElt.put("QTE", nb.intValue());

                    } else {

                        rowValsElt.put("QTE", 1);

                        rowValsElt.put("QTE_UNITAIRE", nb);

                    }

                    rowValsElt.put("PV_HT", article.getPriceWithoutTax());

                    Float tauxFromId = TaxeCache.getCache().getTauxFromId(article.getIdTaxe());

                    BigDecimal tauxTVA = BigDecimal.valueOf(tauxFromId).movePointLeft(2).add(BigDecimal.ONE);

                    final BigDecimal valueHT = article.getPriceWithoutTax().multiply(nb, DecimalUtils.HIGH_PRECISION);

                    if (article.getSalesUnit() != null) {

                        rowValsElt.put("ID_UNITE_VENTE", mapUniteVenteName.get(article.getSalesUnit()));

                    }

                    rowValsElt.put("T_PV_HT", valueHT);

                    rowValsElt.put("T_PV_TTC", valueHT.multiply(tauxTVA, DecimalUtils.HIGH_PRECISION));

                    rowValsElt.put("ID_TAXE", article.getIdTaxe());

                    rowValsElt.put("CODE", article.getCode());

                    rowValsElt.put("NOM", article.getName());

                    rowValsElt.put("ID_TICKET_CAISSE", rowVals);

                    rowValsElt.put("ID_ARTICLE", article.getId());

                    calc.addLine(rowValsElt, eltArticle.getTable().getRow(article.getId()), 0, false);

                }

                calc.checkResult();

                long longValueTotalHT = calc.getTotalHT().movePointRight(2).setScale(0, RoundingMode.HALF_UP).longValue();

                rowVals.put("TOTAL_HT", longValueTotalHT);

                long longValueTotal = calc.getTotalTTC().movePointRight(2).setScale(0, RoundingMode.HALF_UP).longValue();

                rowVals.put("TOTAL_TTC", longValueTotal);

                long longValueTotalTVA = calc.getTotalTVA().movePointRight(2).setScale(0, RoundingMode.HALF_UP).longValue();

                rowVals.put("TOTAL_TVA", longValueTotalTVA);

                // Paiements

                for (Paiement paiement : ticket.getPaiements()) {

                    if (paiement.getMontantInCents() != 0 && paiement.getType() != Paiement.SOLDE) {

                        SQLRowValues rowValsElt = new SQLRowValues(eltEnc.getTable());

                        SQLRowValues rowValsEltMode = new SQLRowValues(eltMode.getTable());

                        if (paiement.getType() == Paiement.CB) {

                            rowValsEltMode.put("ID_TYPE_REGLEMENT", TypeReglementSQLElement.CB);

                        } else if (paiement.getType() == Paiement.CHEQUE) {

                            rowValsEltMode.put("ID_TYPE_REGLEMENT", TypeReglementSQLElement.CHEQUE);

                        } else if (paiement.getType() == Paiement.ESPECES) {

                            rowValsEltMode.put("ID_TYPE_REGLEMENT", TypeReglementSQLElement.ESPECE);

                        }

                        rowValsElt.put("ID_MODE_REGLEMENT", rowValsEltMode);

                        rowValsElt.put("ID_CLIENT", idClient);

                        long montant = Long.valueOf(paiement.getMontantInCents());

                        // Check si montant especes > especes données alors montant especes =

                        // montant donné - montant rendu

                        // TODO gérer ce cas si paiement multiple

                        if (ticket.getPaiements().size() == 1 && paiement.getType() == Paiement.ESPECES) {

                            montant = longValueTotal;

                        }

                        rowValsElt.put("MONTANT", montant);

                        rowValsElt.put("NOM", "Ticket " + ticket.getCode());

                        rowValsElt.put("DATE", ticket.getCreationDate());

                        rowValsElt.put("ID_TICKET_CAISSE", rowVals);

                    }

                }

                SQLRow rowFinal = rowVals.insert();

                imported++;

                GenerationMvtTicketCaisse mvt = new GenerationMvtTicketCaisse(rowFinal);

                final Integer idMvt;

                try {

                    idMvt = mvt.genereMouvement().call();

                    SQLRowValues valTicket = rowFinal.asRowValues();

                    valTicket.put("ID_MOUVEMENT", Integer.valueOf(idMvt));

                    rowFinal = valTicket.update();

                    // msie à jour du mouvement

                    List<SQLRow> rowsEnc = rowFinal.getReferentRows(eltEnc.getTable());

                    long totalEnc = 0;

                    for (SQLRow sqlRow : rowsEnc) {

                        long montant = sqlRow.getLong("MONTANT");

                        PrixTTC ttc = new PrixTTC(montant);

                        totalEnc += montant;

                        new GenerationReglementVenteNG(

                                "Règlement " + sqlRow.getForeignRow("ID_MODE_REGLEMENT").getForeignRow("ID_TYPE_REGLEMENT").getString("NOM") + " Ticket " + rowFinal.getString("NUMERO"),

                                sqlRow.getForeign("ID_CLIENT"), ttc, sqlRow.getDate("DATE").getTime(), sqlRow.getForeignRow("ID_MODE_REGLEMENT"), rowFinal, rowFinal.getForeignRow("ID_MOUVEMENT"),

                                false);

                    }

                    if (totalEnc > longValueTotal) {

                        final SQLTable table = directory.getElement("TYPE_REGLEMENT").getTable();

                        int idComptePceCaisse = table.getRow(TypeReglementSQLElement.ESPECE).getInt("ID_COMPTE_PCE_CLIENT");

                        if (idComptePceCaisse == table.getUndefinedID()) {

                            idComptePceCaisse = ComptePCESQLElement.getId(ComptePCESQLElement.getComptePceDefault("VenteEspece"));

                        }

                        new GenerationMvtVirement(idComptePceCaisse, rowFinal.getForeign("ID_CLIENT").getInt("ID_COMPTE_PCE"), 0, totalEnc - longValueTotal,

                                "Rendu sur règlement " + " Ticket " + rowFinal.getString("NUMERO"), new Date(), JournalSQLElement.CAISSES, " Ticket " + rowFinal.getString("NUMERO")).genereMouvement();

                    }

                } catch (Exception exn) {

                    exn.printStackTrace();

                    throw new SQLException(exn);

                }

                updateStock(rowFinal.getID());

            }

        }

        return imported;

    }

    private SQLRow rowClient = null;

    private SQLRow getClientCaisse() throws SQLException {

        if (rowClient == null) {

            SQLElement elt = Configuration.getInstance().getDirectory().getElement("CLIENT");

            SQLSelect sel = new SQLSelect();

            sel.addSelectStar(elt.getTable());

            sel.setWhere(new Where(elt.getTable().getField("NOM"), "=", "Caisse OpenConcerto"));

            @SuppressWarnings("unchecked")

            List<SQLRow> l = (List<SQLRow>) elt.getTable().getBase().getDataSource().execute(sel.asString(), new SQLSelectHandlerBuilder(sel).createHandler());

            if (l.size() > 0) {

                rowClient = l.get(0);

            } else {

                SQLRowValues rowValues = new SQLRowValues(elt.getTable());

                rowValues.put("NOM", "Caisse OpenConcerto");

                SQLRowValues rowValuesMode = new SQLRowValues(elt.getTable().getTable("MODE_REGLEMENT"));

                rowValuesMode.put("ID_TYPE_REGLEMENT", TypeReglementSQLElement.CB);

                rowValues.put("ID_MODE_REGLEMENT", rowValuesMode);

                // Select Compte client par defaut

                final SQLBase base = ((ComptaPropsConfiguration) Configuration.getInstance()).getSQLBaseSociete();

                final SQLTable tablePrefCompte = base.getTable("PREFS_COMPTE");

                final SQLRow rowPrefsCompte = tablePrefCompte.getRow(2);

                int idDefaultCompteClient = rowPrefsCompte.getInt("ID_COMPTE_PCE_CLIENT");

                if (idDefaultCompteClient <= 1) {

                    try {

                        idDefaultCompteClient = ComptePCESQLElement.getIdComptePceDefault("Clients");

                    } catch (Exception e) {

                        e.printStackTrace();

                    }

                }

                rowValues.put("ID_COMPTE_PCE", idDefaultCompteClient);

                rowClient = rowValues.insert();

            }

        }

        return rowClient;

    }

    private void updateStock(int id) throws SQLException {

        final SQLRow row = getClientCaisse().getTable().getTable("TICKET_CAISSE").getRow(id);

        StockItemsUpdater stockUpdater = new StockItemsUpdater(new StockLabel() {

            @Override

            public String getLabel(SQLRowAccessor rowOrigin, SQLRowAccessor rowElt) {

                return "Ticket N°" + rowOrigin.getString("NUMERO");

            }

        }, row, row.getReferentRows(getClientCaisse().getTable().getTable("SAISIE_VENTE_FACTURE_ELEMENT")), TypeStockUpdate.REAL_VIRTUAL_DELIVER);

        stockUpdater.update();

    }

    public List<Ticket> allTickets() throws IOException {

        final List<Ticket> l = new ArrayList<Ticket>();

        for (final File f : ReceiptCode.getReceiptsToImport(getPosID())) {

            // old receipts have no hash files

            final Ticket ticket = Ticket.parseFile(f, HashMode.NOT_REQUIRED);

            l.add(ticket);

        }

        return l;

    }

    public List<TicketLine> getHeaderLines() {

        return headerLines;

    }

    public void setHeaderLines(List<TicketLine> headerLines) {

        this.headerLines = headerLines;

    }

    public List<TicketLine> getFooterLines() {

        return footerLines;

    }

    public void setFooterLines(List<TicketLine> footerLines) {

        this.footerLines = footerLines;

    }

    private void loadConfiguration() throws JDOMException, IOException {

        if (!isConfigurationFileCreated()) {

            System.err.println("POSConfiguration.loadConfigurationFromXML() configuration not loaded. " + getConfigFile().getAbsolutePath() + " missing.");

            return;

        }

        final SAXBuilder builder = new SAXBuilder();

        File file = getConfigFile();

        System.out.println("POSConfiguration.loadConfigurationFromXML() loading " + file.getAbsolutePath());

        Document document = builder.build(file);

        // config

        final Element rootElement = document.getRootElement();

        setUserID(Integer.valueOf(rootElement.getAttributeValue("userID", "2")));

        setCompanyID(Integer.valueOf(rootElement.getAttributeValue("societeID", "42")));

        setPosID(Integer.valueOf(rootElement.getAttributeValue("caisseID", "2")));

        setScanDelay(Integer.valueOf(rootElement.getAttributeValue("scanDelay", "80")));

        setAskPostalCode(rootElement.getAttributeValue("askPostalCode", "false").equals("true"));

        // screen

        final List<Element> children = rootElement.getChildren("screen");

        if (children != null) {

            for (Element e : children) {

                this.screenWidth = Integer.valueOf(e.getAttributeValue("width", "0"));

                this.screenHeight = Integer.valueOf(e.getAttributeValue("height", "0"));

            }

        }

        // credit card

        final List<Element> childrenCreditCard = rootElement.getChildren("creditcard");

        if (childrenCreditCard != null) {

            for (Element e : childrenCreditCard) {

                this.creditCardPort = e.getAttributeValue("port", "");

            }

        }

        // lcd

        final List<Element> childrenLCD = rootElement.getChildren("lcd");

        if (childrenLCD != null) {

            for (Element e : childrenLCD) {

                this.LCDType = e.getAttributeValue("type", "serial");

                this.LCDPort = e.getAttributeValue("port", "");

                this.LCDLine1 = e.getAttributeValue("line1", "");

                this.LCDLine2 = e.getAttributeValue("line2", "");

            }

        }

        // header

        final List<Element> headers = rootElement.getChildren("header");

        if (headers != null) {

            for (Element header : headers) {

                this.headerLines.add(new TicketLine(header.getValue(), header.getAttributeValue("style")));

            }

        }

        // footer

        final List<Element> footers = rootElement.getChildren("footer");

        if (footers != null) {

            for (Element header : footers) {

                this.footerLines.add(new TicketLine(header.getValue(), header.getAttributeValue("style")));

            }

        }

        // ticket printers

        final List<Element> printers = rootElement.getChildren("ticketPrinter");

        if (!printers.isEmpty()) {

            configureTicketPrinter(this.ticketPrinterConf1, printers.get(0));

        }

        if (printers.size() > 1) {

            configureTicketPrinter(this.ticketPrinterConf2, printers.get(1));

        }

    }

    private void configureTicketPrinter(TicketPrinterConfiguration conf, Element element) {

        conf.setType(element.getAttributeValue("type"));

        conf.setName(element.getAttributeValue("name"));

        conf.setCopyCount(Integer.parseInt(element.getAttributeValue("copyCount")));

        conf.setTicketWidth(Integer.parseInt(element.getAttributeValue("ticketWidth")));

        conf.setFolder(element.getAttributeValue("folder", ""));

    }

    private Element getElementFromConfiguration(TicketPrinterConfiguration conf) {

        final Element element = new Element("ticketPrinter");

        element.setAttribute("type", conf.getType());

        element.setAttribute("name", conf.getName());

        element.setAttribute("copyCount", String.valueOf(conf.getCopyCount()));

        element.setAttribute("ticketWidth", String.valueOf(conf.getTicketWidth()));

        element.setAttribute("folder", conf.getFolder());

        return element;

    }

    public void saveConfiguration() {

        final File file = getConfigFile();

        if (file.exists() && !file.canWrite()) {

            JOptionPane.showMessageDialog(null, "Impossible d'enregistrer le fichier : " + file.getAbsolutePath() + "\nMerci d'accorder les droits d'écriture à ce fichier.");

            return;

        }

        final XMLOutputter outputter = new XMLOutputter(Format.getPrettyFormat());

        try {

            System.out.println("Saving:" + file.getAbsolutePath());

            final FileOutputStream fileOutputStream = new FileOutputStream(file);

            final Document doc = new Document();

            final Element configElement = new Element("config");

            configElement.setAttribute("userID", String.valueOf(this.userID));

            configElement.setAttribute("societeID", String.valueOf(this.companyID));

            configElement.setAttribute("caisseID", String.valueOf(this.posID));

            configElement.setAttribute("scanDelay", String.valueOf(this.scanDelay));

            configElement.setAttribute("askPostalCode", this.askPostalCode ? "true" : "false");

            doc.addContent(configElement);

            // screen size

            final Element screenElement = new Element("screen");

            screenElement.setAttribute("width", String.valueOf(this.screenWidth));

            screenElement.setAttribute("height", String.valueOf(this.screenHeight));

            configElement.addContent(screenElement);

            // credit card

            final Element creditCardElement = new Element("creditcard");

            creditCardElement.setAttribute("port", this.creditCardPort);

            configElement.addContent(creditCardElement);

            // LCD

            final Element lcdElement = new Element("lcd");

            lcdElement.setAttribute("type", this.LCDType);

            lcdElement.setAttribute("port", this.LCDPort);

            lcdElement.setAttribute("line1", this.LCDLine1);

            lcdElement.setAttribute("line2", this.LCDLine2);

            configElement.addContent(lcdElement);

            // header

            for (TicketLine line : this.headerLines) {

                Element e = new Element("header");

                final String style = line.getStyle();

                if (style != null && !style.isEmpty()) {

                    e.setAttribute("style", style);

                }

                e.setText(line.getText());

                configElement.addContent(e);

            }

            // footer

            for (TicketLine line : this.footerLines) {

                Element e = new Element("footer");

                final String style = line.getStyle();

                if (style != null && !style.isEmpty()) {

                    e.setAttribute("style", style);

                }

                e.setText(line.getText());

                configElement.addContent(e);

            }

            // ticket printer

            configElement.addContent(getElementFromConfiguration(this.ticketPrinterConf1));

            configElement.addContent(getElementFromConfiguration(this.ticketPrinterConf2));

            outputter.output(doc, fileOutputStream);

            fileOutputStream.close();

        } catch (Exception e) {

            e.printStackTrace();

            ExceptionHandler.handle("Erreur lors de la sauvegarde de la configuration de la caisse.\n" + file.getAbsolutePath());

        }

    }

    public void print(Printable ticket) {

        print(ticket, 0);

    }

    public void print(Printable ticket, int additionnalCopy) {

        print(ticket, this.ticketPrinterConf1, additionnalCopy);

        print(ticket, this.ticketPrinterConf2, additionnalCopy);

    }

    public void printOnceOnFirstPrinter(Printable ticket) {

        if (this.ticketPrinterConf1.isValid()) {

            final TicketPrinter prt = this.ticketPrinterConf1.createTicketPrinter();

            ticket.print(prt, this.ticketPrinterConf1.getTicketWidth());

        }

    }

    public void print(Printable ticket, TicketPrinterConfiguration conf) {

        print(ticket, conf, 0);

    }

    public void print(Printable ticket, TicketPrinterConfiguration conf, int additionnalCopy) {

        int copyCount = conf.getCopyCount() + additionnalCopy;

        if (conf.isValid() && copyCount > 0) {

            final TicketPrinter prt = conf.createTicketPrinter();

            for (int i = 0; i < copyCount; i++) {

                ticket.print(prt, conf.getTicketWidth());

            }

        }

    }

    public boolean isUsingJPos() {

        // TODO Auto-generated method stub

        return false;

    }

    public List<String> getJPosDirectories() {// TODO Auto-generated method stub

        final ArrayList<String> result = new ArrayList<String>();

        return result;

    }

    public String getLCDPort() {

        return LCDPort;

    }

    public void setLCDPort(String port) {

        this.LCDPort = port;

    }

    public String getLCDLine1() {

        return this.LCDLine1;

    }

    public void setLCDLine1(String text) {

        this.LCDLine1 = text;

    }

    public String getLCDLine2() {

        return this.LCDLine2;

    }

    public void setLCDLine2(String text) {

        this.LCDLine2 = text;

    }

    public List<Client> allClients() {

        SQLElement elt = Configuration.getInstance().getDirectory().getElement("CLIENT");

        SQLRowValues r = new SQLRowValues(elt.getTable());

        r.putNulls("NOM", "SOLDE_COMPTE");

        SQLRowValues rAdresse = new SQLRowValues(Configuration.getInstance().getDirectory().getElement("ADRESSE").getTable());

        rAdresse.putNulls("RUE", "VILLE");

        r.put("ID_ADRESSE", rAdresse);

        SQLRowValuesListFetcher f = new SQLRowValuesListFetcher(r);

        List<SQLRowValues> result = f.fetch();

        List<Client> l = new ArrayList<Client>();

        for (SQLRowValues sqlRowValues : result) {

            Client c = new Client(sqlRowValues.getID(), sqlRowValues.getString("NOM"), sqlRowValues.getBigDecimal("SOLDE_COMPTE"));

            final SQLRowAccessor foreign = sqlRowValues.getForeign("ID_ADRESSE");

            c.setAdresse(foreign.getString("RUE") + " " + foreign.getString("VILLE"));

            l.add(c);

        }

        Collections.sort(l, new Comparator<Client>() {

            @Override

            public int compare(Client o1, Client o2) {

                return o1.getFullName().compareToIgnoreCase(o2.getFullName());

            }

        });

        l.add(0, Client.NONE);

        return l;

    }

    public void setLCDType(String type) {

        this.LCDType = type;

    }

    public String getLCDType() {

        return this.LCDType;

    }

    public boolean askPostalCode() {

        return this.askPostalCode;

    }

    public void setAskPostalCode(boolean askPostalCode) {

        this.askPostalCode = askPostalCode;

    }

}