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import in.shop2020.model.v1.order.TransactionServiceException;
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import in.shop2020.model.v1.order.TransactionServiceException;
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import in.shop2020.model.v1.order.TransactionStatus;
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import in.shop2020.model.v1.order.TransactionStatus;
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import in.shop2020.model.v1.user.Address;
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import in.shop2020.model.v1.user.Address;
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import in.shop2020.model.v1.user.Cart;
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import in.shop2020.model.v1.user.Cart;
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import in.shop2020.model.v1.user.Line;
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import in.shop2020.model.v1.user.Line;
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import in.shop2020.model.v1.user.ShoppingCartException;
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import in.shop2020.model.v1.user.User;
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import in.shop2020.model.v1.user.User;
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import in.shop2020.model.v1.user.UserContextService.Client;
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import in.shop2020.model.v1.user.UserContextService.Client;
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import in.shop2020.thrift.clients.CatalogClient;
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import in.shop2020.thrift.clients.CatalogClient;
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import in.shop2020.thrift.clients.TransactionClient;
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import in.shop2020.thrift.clients.TransactionClient;
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import in.shop2020.thrift.clients.UserClient;
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import in.shop2020.thrift.clients.UserClient;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.poi.ss.util.CellRangeAddress;
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import org.apache.poi.ss.util.CellRangeAddress;
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import org.apache.struts2.interceptor.ServletResponseAware;
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import org.apache.struts2.interceptor.ServletResponseAware;
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import org.apache.thrift.TException;
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import org.slf4j.Logger;
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import org.slf4j.LoggerFactory;
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/**
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/**
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 * Provides reports about carts created in last 15 days. Also provides data
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 * Provides reports about carts created in last 15 days. Also provides data
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 * about transactions created for a cart.
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 * about transactions created for a cart.
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 *
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 *
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 * @author Ankur Singhal
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 * @author Ankur Singhal
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 *
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 *
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 */
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 */
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public class CartReportController implements ServletResponseAware{
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public class CartReportController implements ServletResponseAware{
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    private static Logger logger = LoggerFactory.getLogger(CartReportController.class);
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	private HttpServletResponse response;
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	private HttpServletResponse response;
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	private String errorMsg = "";
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	private String errorMsg = "";
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	@Override
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	@Override
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				sos = response.getOutputStream();
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				sos = response.getOutputStream();
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				baos.writeTo(sos);
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				baos.writeTo(sos);
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				sos.flush();
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				sos.flush();
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			} catch (IOException e) {
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			} catch (IOException e) {
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				errorMsg = "Failed to write to response.";
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				errorMsg = "Failed to write to response.";
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				e.printStackTrace();
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				logger.error("Unable to stream the cart report", e);
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			}
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			}
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		} catch (ParseException e)	{
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		} catch (ParseException e)	{
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		    logger.error("Unable to parse the start or end date", e);
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			errorMsg = e.getMessage();
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		    errorMsg = e.getMessage();
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			e.printStackTrace();
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		} catch (TransactionServiceException e)	{
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		} catch (TransactionServiceException e)	{
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		    logger.error("Error while getting transaction info", e);
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			errorMsg = e.getMessage();
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			errorMsg = e.getMessage();
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			e.printStackTrace();
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		} catch (ShoppingCartException e) {
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		    logger.error("Error while getting cart date", e);
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            errorMsg = e.getMessage();
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		} catch (Exception e)	{
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        } catch (TException e) {
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            logger.error("Unable to get order or cart data", e);
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			errorMsg = e.getMessage();
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            errorMsg = e.getMessage();
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        } catch (Exception e)   {
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            logger.error("Unexpected exception", e);
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			e.printStackTrace();
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            errorMsg = e.getMessage();
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		}
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        }
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	}
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	}
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	// Prepares the XLS worksheet object and fills in the data with proper formatting
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	// Prepares the XLS worksheet object and fills in the data with proper formatting
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    private ByteArrayOutputStream getSpreadSheetData(List<Cart> carts,
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    private ByteArrayOutputStream getSpreadSheetData(List<Cart> carts,
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            Map<Long, Transaction> cartToTransactionMap, Client userClient)
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            Map<Long, Transaction> cartToTransactionMap, Client userClient)
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		// Write the workbook to the output stream
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		// Write the workbook to the output stream
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		try {
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		try {
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			wb.write(baosXLS);
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			wb.write(baosXLS);
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			baosXLS.close();
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			baosXLS.close();
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		} catch (IOException e) {
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		} catch (IOException e) {
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			e.printStackTrace();
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			logger.error("Unable to convert the cart report to byte array", e);
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		}
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		}
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		return baosXLS;
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		return baosXLS;
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	}
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	}
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    private void createCartSheet(List<Cart> carts,
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    private void createCartSheet(List<Cart> carts,