package dk.daoas.adressevedligehold.fileupload;

import java.io.IOException;
import java.util.List;

import org.apache.commons.fileupload.FileItem;

import com.google.common.base.CharMatcher;
import com.google.common.base.Splitter;

import dk.daoas.adressevedligehold.fileupload.AddressSourceEntry.EntryType;
import dk.daoas.adressevedligehold.util.SafeParsers;

public class AddressSourceBK extends AbstractAddressSource {
	
	Splitter splitter = Splitter.on(';').trimResults( CharMatcher.is('"') );
		
	public AddressSourceBK(FileItem file) throws Exception {
		super(file);
	}

	
	@Override
	public void validate() throws IOException {
		super.validatNoHeaderLine(14, ';');
	}


	@Override
	public AddressSourceEntry getNextEntry() throws IOException {
		String line = br.readLine();
		if (line == null) // end of file
			return null;
		
		if (line.trim().equals(""))
			return null;
		
		
		AddressSourceEntry entry = new AddressSourceEntry( EntryType.TypeSingleAddress);
		entry.distributor = "BK";
		
		List<String> parts = splitter.splitToList(line);
		
		if (parts.size() != 14) {
			throw new IOException("Not enough fields in CSV file. Found " + parts.size() + ", expected 14");
		}
		
		entry.postnr = Short.parseShort( parts.get(0) );
		entry.vejnavn = parts.get( 1 );
		entry.husnr = Short.parseShort( parts.get( 2 ) );
		entry.litra = parts.get( 3 );
		entry.vejkode = SafeParsers.parseShort( parts.get( 4)  );
		entry.kommunekode = SafeParsers.parseShort( parts.get( 5)  );
		entry.gadeid = Integer.parseInt( parts.get( 6 ) );
		
		String ugedage = parts.get( 7 );
		
		String laesnr = parts.get( 8 );
		
		//String distnr = parts.get( 9 ); //Bruges ikke
		String foede = parts.get( 10 );
		String jobnr = parts.get( 11 );
		String tklaes = parts.get( 12 );
		
		entry.rute = laesnr;
		entry.koreliste = "/" + foede + "/" + tklaes + "/" + jobnr;
		
		entry.rute = dirigeringsCache.getInstance(entry.rute);
		entry.koreliste = dirigeringsCache.getInstance(entry.koreliste);
		
		switch (ugedage) {		
		case "1234000":
			entry.ugedage = EntryUgedage.MAN_TOR;
			break;
		case "0000500":
			entry.ugedage = EntryUgedage.FRE;
			break;
		case "0000060":
			entry.ugedage = EntryUgedage.LOR;
			break;
		case "0000007":
			entry.ugedage = EntryUgedage.SON;
			break;
		default:
			throw new IOException("Ukendt ugedag:" + ugedage);
		}

		
		lineCount++;
		
		return entry;
	}
	
	@Override
	public String getDistributor() {
		return "BK";
	}


	@Override
	public boolean calculateDistances() {
		return true; //BK skal beregne afstande
	}

}