package org.kuali.kpme.edo.util;
   
   import org.kuali.rice.core.api.config.property.ConfigContext;
   
   import java.io.File;
   import java.sql.Date;
   import java.sql.Timestamp;
   import java.util.Calendar;
   import java.util.GregorianCalendar;
  
  public class EdoUtils {
  	public static Date getPlaceholderDate(){
  		Calendar cal = GregorianCalendar.getInstance();
  		
  		return new Date(cal.getTimeInMillis());
  	}
  	public static Date getNow() {
  		return new Date(System.currentTimeMillis());
  	}
  
      public static Timestamp getNowTS() {
          return new Timestamp(System.currentTimeMillis());
      }
  	public static Date convertDateIfNecessary(Date date){
  		if(getPlaceholderDate().equals(date)){
  			return null;
  		}
  		return date;
  	}
  
      public static String BuildUploadPath(String userName, String itemID) {
  
          String UPLOAD_DIRECTORY = "upload";
          // constructs the directory path to store upload file
          String uploadPath = ConfigContext.getCurrentContextConfig().getProperty("edo.upload.path");
  
          // creates the directory if it does not exist
          uploadPath += (File.separator + UPLOAD_DIRECTORY);
          File oneUploadDir = new File(uploadPath);
          if (!oneUploadDir.exists()) {
              boolean mkdirResult = oneUploadDir.mkdir();
              if (!mkdirResult) {
                  return null;
              }
          }
          uploadPath += (File.separator + userName);
          File twoUploadDir = new File(uploadPath);
          if (!twoUploadDir.exists()) {
              boolean mkdirResult = twoUploadDir.mkdir();
              if (!mkdirResult) {
                  return null;
              }
          }
          uploadPath += (File.separator + itemID);
          File threeUploadDir = new File(uploadPath);
          if (!threeUploadDir.exists()) {
              boolean mkdirResult = threeUploadDir.mkdir();
              if (!mkdirResult) {
                  return null;
              }
          }
  
          return uploadPath;
      }
      
      // This method used to be on EdoItem
      public static String getFilenameFromPath(String fileLocation) {
          String[] pathElements = fileLocation.split("/");
          return pathElements[pathElements.length - 1];
      }
  
  }