package org.woehlke.bloodmoney.measurements;
   
   import com.opencsv.CSVWriter;
   import com.opencsv.bean.StatefulBeanToCsv;
   import com.opencsv.bean.StatefulBeanToCsvBuilder;
   import lombok.extern.slf4j.Slf4j;
   import org.springframework.beans.factory.annotation.Autowired;
   import org.springframework.http.HttpHeaders;
   import org.springframework.web.bind.annotation.*;
  import org.woehlke.bloodmoney.config.BloodMoneyProperties;
  
  import javax.servlet.http.HttpServletResponse;
  
  @Slf4j
  @RestController
  @RequestMapping("/measurement/export")
  @SessionAttributes("userSession")
  public class BloodPressureMeasurementControllerExport {
  
      @GetMapping("/all")
      @ResponseBody
      public void exportAll(HttpServletResponse response) throws Exception  {
          this.exportCSV(response);
      }
  
      @GetMapping("/all/csv")
      @ResponseBody
      public void exportCSV(HttpServletResponse response) throws Exception  {
          //set file name and content type
          response.setContentType("text/csv");
          response.setHeader(HttpHeaders.CONTENT_DISPOSITION,
              "attachment; filename=\"" + this.bloodMoneyProperties.getWebConfig().getExportFilename() + "\"");
          //create a csv writer
          StatefulBeanToCsv<BloodPressureMeasurementEntity> writer = new StatefulBeanToCsvBuilder<BloodPressureMeasurementEntity>(response.getWriter())
              .withQuotechar(CSVWriter.NO_QUOTE_CHARACTER)
              .withSeparator(this.bloodMoneyProperties.getWebConfig().getExportFilenameSeparator().charAt(0))
              .withOrderedResults(false)
              .build();
          //write all Measurements to csv file
          writer.write(bloodPressureMeasurementService.getAll());
      }
  
      @GetMapping("/all/xml")
      @ResponseBody
      public void exportXML(HttpServletResponse response) throws Exception  {
          //set file name and content type
          response.setContentType("text/csv");
          response.setHeader(HttpHeaders.CONTENT_DISPOSITION,
              "attachment; filename=\"" + this.bloodMoneyProperties.getWebConfig().getExportFilename() + "\"");
          //create a csv writer
          StatefulBeanToCsv<BloodPressureMeasurementEntity> writer = new StatefulBeanToCsvBuilder<BloodPressureMeasurementEntity>(response.getWriter())
              .withQuotechar(CSVWriter.NO_QUOTE_CHARACTER)
              .withSeparator(this.bloodMoneyProperties.getWebConfig().getExportFilenameSeparator().charAt(0))
              .withOrderedResults(false)
              .build();
          //write all Measurements to csv file
          writer.write(bloodPressureMeasurementService.getAll());
      }
  
      @GetMapping("/all/json")
      @ResponseBody
      public void exportJSON(HttpServletResponse response) throws Exception  {
          //set file name and content type
          response.setContentType("text/csv");
          response.setHeader(HttpHeaders.CONTENT_DISPOSITION,
              "attachment; filename=\"" + this.bloodMoneyProperties.getWebConfig().getExportFilename() + "\"");
          //create a csv writer
          StatefulBeanToCsv<BloodPressureMeasurementEntity> writer = new StatefulBeanToCsvBuilder<BloodPressureMeasurementEntity>(response.getWriter())
              .withQuotechar(CSVWriter.NO_QUOTE_CHARACTER)
              .withSeparator(this.bloodMoneyProperties.getWebConfig().getExportFilenameSeparator().charAt(0))
              .withOrderedResults(false)
              .build();
          //write all Measurements to csv file
          writer.write(bloodPressureMeasurementService.getAll());
      }
  
      private final BloodPressureMeasurementService bloodPressureMeasurementService;
      private final BloodMoneyProperties bloodMoneyProperties;
  
      @Autowired
      public BloodPressureMeasurementControllerExport(
          BloodPressureMeasurementService bloodPressureMeasurementService,
          BloodMoneyProperties bloodMoneyProperties
      ) {
          this.bloodPressureMeasurementService = bloodPressureMeasurementService;
          this.bloodMoneyProperties = bloodMoneyProperties;
      }
  }