package test.order;

import java.util.ArrayList;
import java.util.List;
import java.util.Random;

public class TestTableData {
   public static final int TOTAL_ROWS = 1000;
   public static final int TOTAL_COLS = 10;
   private Random randomGenerator = new Random();
   private List<TableRow> tableRows;
   private ArrayList<ColumnDescriptor> colInfo;

   private enum DataSize {
      SHORT, MEDIUM, LONG
   }

   public TestTableData() {
      initializeData();
   }

   private String getText(DataSize size) {
      switch (size) {
      case SHORT:
         return "Short short";
      case MEDIUM:
         return "Medium medium medium medium medium medium medium ";
      case LONG:
         return "Long long long long long long long long long long long long long long long long long long ";
      default:
         return "Default default ";
      }
   }

   private double getNumber(DataSize size) {
      switch (size) {
      case SHORT:
         return randomGenerator.nextDouble() + 10;
      case MEDIUM:
         return randomGenerator.nextDouble() + 10000;
      case LONG:
         return randomGenerator.nextDouble() + 10000000;
      default:
         return randomGenerator.nextDouble();
      }
   }

   private void initializeData() {
      tableRows = new ArrayList<TableRow>();
      List<Integer> colOrder = new ArrayList<Integer>();

      colInfo = new ArrayList<ColumnDescriptor>();
      for (int colIndex = 0; colIndex < TOTAL_COLS; colIndex++) {
         colOrder.add(colIndex);
         String format = null;
         String informat = null;
         int length = 0;
         int colType = 0;
         switch (colIndex % 2) {
         case 0: // gerade: Numerisch
            colType = 1;
            break;
         case 1: // ungerade: Text
            colType = 2;
            break;
         }
         ColumnDescriptor info = new ColumnDescriptor(colIndex, "Col" + colIndex, "Spalte "
                  + colIndex, format, informat, length, colType);
         colInfo.add(info);
      }

      for (int i = 0; i < TOTAL_ROWS; i++) {
         TableRow row = new TableRow(i + 1, colInfo, colOrder, null);

         for (int j = 0; j < TOTAL_COLS; j++) {
            switch (j % 2) {
            case 0: // gerade: Numerisch
               switch (j % 3) {
               case 0:
                  row.add(new Double(getNumber(DataSize.SHORT)));
                  break;
               case 1:
                  row.add(new Double(getNumber(DataSize.MEDIUM)));
                  break;
               case 2:
                  row.add(new Double(getNumber(DataSize.LONG)));
                  break;
               default:
                  row.add(new Double(getNumber(DataSize.MEDIUM)));
                  break;
               }
               break;
            case 1: // ungerade: Text
               switch (j % 3) {
               case 0:
                  row.add(new String(getText(DataSize.SHORT)));
                  break;
               case 1:
                  row.add(new String(getText(DataSize.MEDIUM)));
                  break;
               case 2:
                  row.add(new String(getText(DataSize.LONG)));
                  break;
               default:
                  row.add(new String(getText(DataSize.MEDIUM)));
                  break;
               }
               break;
            }
         }
         tableRows.add(row);
      }
   }

   public List<TableRow> getTableRows() {
      return tableRows;
   }

   public ArrayList<ColumnDescriptor> getColInfos() {
      return colInfo;
   }

}