package frame.file.office;

import frame.data.DataType;
import frame.data.meta.Field;
import frame.file.CellDataType;
import frame.file.CellTypes;

public class IOMappingItemRuntime {
	 private IOMappingItem item;
     private String fromField;
     private DataType fromType;
     private String toField;
     private int toIndex;
     private DataType toType;
     
     public IOMappingItemRuntime(IOMappingItem ioMappingItem, String fromField, Field fieldByFrom, String toField,  Field fieldByto) {
    	 item = ioMappingItem;
    	 this.fromField = fromField == null ? null : fromField.toLowerCase();

         if (fieldByFrom != null) {
             fromType = fieldByFrom.getDataType();
         }
         else {
             fromType = null;
         }
         
         //2. set to
         this.toField = toField == null ? null : toField.toLowerCase();

         if (fieldByto != null) {
             toType = fieldByto.getDataType();
         }
         else {
             toType = null;
         }
     }
     
     public CellDataType[] getExportType() {
         if (item != null) {
        	 CellDataType[] result = item.getExportType();

             if (result != null) {
                 return result;
             }
         }

         CellDataType cellType = CellTypes.toExcelCellType(fromType);
         return new CellDataType[] { cellType };
     }
     
     public IOMappingItem getItem() {
    	 return item;
     }

     public String getFromField() {
    	 return fromField;
     }


     public DataType getFromType() {
    	 return fromType;
     }

     public String getToField() {
    	 return toField;
     }

     public int getToIndex() {
    	 return toIndex;
     }

     public DataType getToType() {
    	 return toType;
     }
     
}