package org.litesoft.orsup;

import org.litesoft.logger.*;
import org.litesoft.orsup.base.*;
import org.litesoft.util.*;

import java.io.*;

public class DB_Import extends DB_ImportSupport
{
    protected static Logger sLogger = LoggerFactory.getLogger( DB_Import.class );

    public static void importCSV( File pDir, String... pFileNames )
            throws IOException
    {
        importCSV( pDir, FileUtils.filesToReaders( pDir, pFileNames ) );
    }

    /**
     * @param pReferenceDir may be null: dir from which to resolve file references in readers
     * @param pReaders      one or more readers from which to load data
     *
     * @throws IOException
     */
    public static void importCSV( File pReferenceDir, Reader... pReaders )
            throws IOException
    {
        UnfilteringFinder zFinder = DataStoreLocator.get().getUnfilteredFinder();

        new ImportFromMap().process( sLogger, zFinder, pReferenceDir, new ImportToMap().process( sLogger, zFinder, pReaders ).getLineMap() );
    }

    public static Object importCSVtoMemo( Reader... pReaders )
            throws IOException
    {
        return new ImportToMap().process( sLogger, DataStoreLocator.get().getUnfilteredFinder(), pReaders );
    }

    public static void importCSVfromMemo( File pReferenceDir, Object pCSVtoMemo )
            throws IOException
    {
        new ImportFromMap().process( sLogger, DataStoreLocator.get().getUnfilteredFinder(), pReferenceDir, ((ImportToMap) pCSVtoMemo).getLineMap() );
    }
}