package org.simantics.district.imports.ui;

import java.io.IOException;
import java.nio.file.Path;
import java.util.List;

import org.apache.commons.csv.CSVRecord;
import org.eclipse.jface.viewers.IStructuredSelection;
import org.eclipse.jface.wizard.Wizard;
import org.eclipse.ui.IImportWizard;
import org.eclipse.ui.IWorkbench;
import org.geotools.referencing.CRS;
import org.opengis.referencing.FactoryException;
import org.opengis.referencing.crs.CoordinateReferenceSystem;
import org.simantics.district.imports.DistrictImportUtils;

public class CSVImportWizard extends Wizard implements IImportWizard {

    private CSVImportModel model;
    
    public CSVImportWizard() {
        setWindowTitle("Import CSV data");
    }
    
    
    @Override
    public void init(IWorkbench workbench, IStructuredSelection selection) {
        model = new CSVImportModel();
        addPage(new CSVImportWizardPage(model));
    }
    
    @Override
    public boolean performFinish() {
        try {
            
            
            Path csvFile = model.getSource();
            char delim = model.getDelimiter();
            
            List<CSVRecord> rows = DistrictImportUtils.readRows(csvFile, delim, -1);
            
            Path wktFile = model.getWKTFile();
            
            try {
                
                
                CoordinateReferenceSystem crs = CRS.decode(null);
            } catch (FactoryException e) {
                // TODO Auto-generated catch block
                e.printStackTrace();
            }
            
            
            DistrictImportUtils.importCSVAsLayer(csvFile);
        } catch (IOException e) {
            e.printStackTrace();
        }
        return false;
    }

}