Subversion Repositories SmartDukaan

package com.spice.profitmandi.web.controller;

import com.google.gson.Gson;

import com.jcraft.jsch.*;

import com.spice.profitmandi.common.enumuration.MessageType;

import com.spice.profitmandi.common.exception.ProfitMandiBusinessException;

import com.spice.profitmandi.common.model.CustomRetailer;

import com.spice.profitmandi.common.model.ProfitMandiConstants;

import com.spice.profitmandi.common.model.SendNotificationModel;

import com.spice.profitmandi.common.util.FileUtil;

import com.spice.profitmandi.common.util.FormattingUtils;

import com.spice.profitmandi.common.web.util.ResponseSender;

import com.spice.profitmandi.dao.entity.catalog.Offer;

import com.spice.profitmandi.dao.entity.fofo.PartnerType;

import com.spice.profitmandi.dao.enumuration.catalog.ItemCriteriaType;

import com.spice.profitmandi.dao.enumuration.catalog.OfferSchemeType;

import com.spice.profitmandi.dao.model.CreateOfferRequest;

import com.spice.profitmandi.dao.model.OfferRowModel;

import com.spice.profitmandi.dao.repository.catalog.ItemRepository;

import com.spice.profitmandi.dao.repository.catalog.OfferMarginRepository;

import com.spice.profitmandi.dao.repository.catalog.OfferPartnerRepository;

import com.spice.profitmandi.dao.repository.catalog.OfferRepository;

import com.spice.profitmandi.dao.repository.dtr.FofoStoreRepository;

import com.spice.profitmandi.dao.repository.dtr.Mongo;

import com.spice.profitmandi.dao.repository.dtr.UserAccountRepository;

import com.spice.profitmandi.dao.repository.fofo.PartnerTypeChangeService;

import com.spice.profitmandi.service.NotificationService;

import com.spice.profitmandi.service.authentication.RoleManager;

import com.spice.profitmandi.service.catalog.BrandsService;

import com.spice.profitmandi.service.offers.OfferService;

import com.spice.profitmandi.service.user.RetailerService;

import com.spice.profitmandi.service.whatsapp.WhatsappMessageType;

import com.spice.profitmandi.web.model.LoginDetails;

import com.spice.profitmandi.web.util.CookiesProcessor;

import com.spice.profitmandi.web.util.MVCResponseSender;

import org.apache.commons.io.FileUtils;

import org.apache.commons.io.output.ByteArrayOutputStream;

import org.apache.logging.log4j.LogManager;

import org.apache.logging.log4j.Logger;

import org.apache.velocity.app.VelocityEngine;

import org.springframework.beans.factory.annotation.Autowired;

import org.springframework.beans.factory.annotation.Value;

import org.springframework.cache.CacheManager;

import org.springframework.core.io.InputStreamResource;

import org.springframework.http.HttpHeaders;

import org.springframework.http.HttpStatus;

import org.springframework.http.ResponseEntity;

import org.springframework.mock.web.MockHttpServletRequest;

import org.springframework.mock.web.MockHttpServletResponse;

import org.springframework.stereotype.Controller;

import org.springframework.ui.Model;

import org.springframework.web.bind.annotation.*;

import org.springframework.web.multipart.MultipartFile;

import org.springframework.web.servlet.View;

import org.springframework.web.servlet.ViewResolver;

import org.xhtmlrenderer.swing.Java2DRenderer;

import javax.imageio.ImageIO;

import javax.servlet.http.HttpServletRequest;

import javax.transaction.Transactional;

import java.awt.*;

import java.awt.image.BufferedImage;

import java.io.ByteArrayInputStream;

import java.io.File;

import java.io.FileNotFoundException;

import java.io.InputStream;

import java.time.*;

import java.util.List;

import java.util.*;

import java.util.stream.Collectors;

@Controller

@Transactional(rollbackOn = Throwable.class)

public class OfferController {

    private static final Logger LOGGER = LogManager.getLogger(OfferController.class);

    private static final String IMAGE_REMOTE_DIR = "/var/www/dtrdashboard/uploads/campaigns/";

    private static final String IMAGE_STATIC_SERVER_URL = "https://images.smartdukaan.com/uploads/campaigns";

    @Autowired

    UserAccountRepository userAccountRepository;

    @Autowired

    RoleManager roleManager;

    @Autowired

    private OfferRepository offerRepository;

    @Autowired

    private OfferMarginRepository offerMarginRepository;

    @Autowired

    private FofoStoreRepository fofoStoreRepository;

    @Autowired

    private ResponseSender responseSender;

    @Autowired

    private ViewResolver viewResolver;

    @Autowired

    private OfferPartnerRepository offerPartnerRepository;

    @Autowired

    private ItemRepository itemRepository;

    @Autowired

    private MVCResponseSender mvcResponseSender;

    @Autowired

    private Gson gson;

    @Autowired

    private RetailerService retailerService;

    @Autowired

    private Mongo mongoClient;

    @Autowired

    private NotificationService notificationService;

    @Autowired

    private CookiesProcessor cookiesProcessor;

    @Autowired

    private OfferService offerService;

    @Autowired

    private CacheManager thirtyMinsTimeOutCacheManager;

    @Autowired

    private CacheManager oneDayCacheManager;

    @Autowired

    private PartnerTypeChangeService partnerTypeChangeService;

    @Autowired

    private com.spice.profitmandi.dao.repository.dtr.UserRepository dtrUserRepository;

    @Autowired

    private VelocityEngine velocityEngine;

    @Autowired

    BrandsService brandsService;

    @RequestMapping(value = "/getCreateOffer", method = RequestMethod.GET)

    public String getCreateOffer(HttpServletRequest request, Model model) throws ProfitMandiBusinessException {

        LoginDetails loginDetails = cookiesProcessor.getCookiesObject(request);

        List<Integer> fofoIds = fofoStoreRepository.selectActiveStores().stream().map(x -> x.getId())

                .collect(Collectors.toList());

        Set<String> brands = brandsService.getBrandsToDisplay(3).stream().map(x->x.getName()).collect(Collectors.toSet());

        brands.addAll(itemRepository.selectAllBrands(ProfitMandiConstants.LED_CATEGORY_ID));

        brands.addAll(itemRepository.selectAllBrands(ProfitMandiConstants.SMART_WATCH_CATEGORY_ID));

        //Lets allow demo

        brands.add("Live Demo");

        Map<Integer, CustomRetailer> customRetailerMap = retailerService.getAllFofoRetailers();

        Map<Integer, CustomRetailer> customRetailersMap = fofoIds.stream().map(x -> customRetailerMap.get(x))

                .filter(x -> x != null).collect(Collectors.toList()).stream()

                .collect(Collectors.toMap(x -> x.getPartnerId(), x -> x));

        model.addAttribute("customRetailersMap", customRetailersMap);

        model.addAttribute("itemCriteriaType", ItemCriteriaType.values());

        model.addAttribute("brands", brands);

        model.addAttribute("partnerCategories", PartnerType.values());

        model.addAttribute("warehouseRegion", ProfitMandiConstants.WAREHOUSE_MAP);

        return "scheme_offer";

    }

    @RequestMapping(value = "/createOffer", method = RequestMethod.POST)

    public String createOffer(HttpServletRequest request, @RequestBody CreateOfferRequest createOfferRequest,

                              Model model) throws Exception {

        LOGGER.info("createOfferRequest [{}]", createOfferRequest);

        offerService.addOfferService(createOfferRequest);

        oneDayCacheManager.getCache("allOffers").evict(YearMonth.from(createOfferRequest.getStartDate()));

        model.addAttribute("response1", mvcResponseSender.createResponseString(true));

        return "response";

    }

    @RequestMapping(value = "/offers/published", method = RequestMethod.GET)

    public String getPublishedOffers(HttpServletRequest request, @RequestParam int fofoId, Model model)

            throws Exception {

        LOGGER.info("Published");

        offerService.getPublishedOffers(fofoId, YearMonth.from(LocalDateTime.now()));

        return "scheme_offer/published";

    }

    @Value("${prod}")

    private boolean isProd;

    @RequestMapping(value = "/offer/active/{offerId}", method = RequestMethod.GET)

    public String activateOffer(HttpServletRequest request, @PathVariable(name = "offerId") String offerIdsString,

                                Model model, @RequestParam(defaultValue = "true") boolean active)

            throws ProfitMandiBusinessException, Exception {

        List<Integer> offerIds = Arrays.stream(offerIdsString.split(",")).map(x -> Integer.parseInt(x))

                .collect(Collectors.toList());

        List<Offer> offers = offerRepository.selectAllByIds(offerIds);

        //Consider only offers that have opposite status

        offers = offers.stream().filter(x -> x.isActive() != active).collect(Collectors.toList());

        Set<YearMonth> yearMonthsToEvict = new HashSet<>();

        for (Offer offer : offers) {

            offer.setActive(active);

            yearMonthsToEvict.add(YearMonth.from(offer.getStartDate()));

        }

        //Evict caches

        for (YearMonth ymToEvict : yearMonthsToEvict) {

            oneDayCacheManager.getCache("catalog.published_yearmonth").evict(ymToEvict);

            oneDayCacheManager.getCache("allOffers").evict(ymToEvict);

        }

        if (active) {

            for (Offer offer : offers) {

                this.sendNotification(offer);

            }

        }

        model.addAttribute("response1", mvcResponseSender.createResponseString(true));

        return "response";

    }

    @RequestMapping(value = "/offer/testimage/{offerId}", method = RequestMethod.GET)

    public String testOffer(HttpServletRequest request, @PathVariable int offerId, Model model,

                            @RequestParam(defaultValue = "true") boolean active) throws ProfitMandiBusinessException, Exception {

        Offer offer = offerRepository.selectById(offerId);

        // model.addAttribute("response1", mvcResponseSender.createResponseString(true));

        // return "response";

        CreateOfferRequest createOfferRequest = offerService.getCreateOfferRequest(offer);

        Map<String, Object> model1 = new HashMap<>();

        model1.put("offer", createOfferRequest);

        model1.put("lessThan", "<");

        String htmlContent = this.getContentFromTemplate("offer_margin_detail_notify", model1);

        model.addAttribute("response1", htmlContent);

        return "response";

    }

    private void sendNotification(Offer offer) throws Exception {

        if (!YearMonth.from(offer.getStartDate()).equals(YearMonth.now())) {

            return;

        }

        String fileName = "offer-" + offer.getId() + ".png";

        //String htmlFileName = fileName.replace("png", "html");

        CreateOfferRequest createOfferRequest = offerService.getCreateOfferRequest(offer);

        SendNotificationModel sendNotificationModel = new SendNotificationModel();

        sendNotificationModel.setCampaignName("SchemeOffer");

        sendNotificationModel.setTitle(offer.getName());

        sendNotificationModel.setMessage(createOfferRequest.getSchemeType().name() + " of select models, "

                + FormattingUtils.formatDateMonth(offer.getStartDate()) + " to "

                + FormattingUtils.formatDateMonth(offer.getEndDate()));

        sendNotificationModel.setType("url");

        String imageUrl = IMAGE_STATIC_SERVER_URL + "/" + "image" + LocalDate.now() + "/" + fileName;

        sendNotificationModel.setImageUrl(imageUrl);

        sendNotificationModel.setUrl("https://app.smartdukaan.com/pages/home/notifications");

        sendNotificationModel.setExpiresat(LocalDateTime.now().plusDays(1));

        sendNotificationModel.setMessageType(MessageType.scheme);

        Map<Integer, List<Offer>> offersMap = offerRepository.selectAllPublishedMapByPartner(YearMonth.now());

        Map<String, InputStream> fileStreamsMap = new HashMap<>();

        Map<String, Object> model = new HashMap<>();

        model.put("offer", createOfferRequest);

        String htmlContent = this.getContentFromTemplate("offer_margin_detail_notify", model);

        LOGGER.info("this.getContentFromTemplate {}", htmlContent);

        fileStreamsMap.put(fileName, this.getImageBuffer(htmlContent));

        // fileStreamsMap.put(htmlFileName, new

        // ByteArrayInputStream(htmlContent.getBytes()));

        List<Integer> fofoIds = null;

        if (isProd) {

            this.uploadFile(fileStreamsMap);

        }

        List<Integer> fofoIdSet = new ArrayList<>(offerRepository.getEligibleFofoIds(offer));

        LOGGER.info(fofoIdSet);

        List<Integer> userIds = userAccountRepository.selectUserIdsByRetailerIds(new ArrayList<>(fofoIdSet));

        sendNotificationModel.setUserIds(userIds);

        notificationService.sendNotification(sendNotificationModel);

        sendWhatsapp(offer, fofoIds, imageUrl);

    }

    private void sendWhatsapp(Offer offer, List<Integer> fofoIds, String imageUrl) throws Exception {

        if (fofoIds == null) {

            fofoIds = fofoStoreRepository.selectActiveStores().stream().map(x -> x.getId()).collect(Collectors.toList());

        }

        final List<Integer> finalFofoIds = fofoIds;

        //List<String> mobileNumbers = retailerService.getAllFofoRetailers().entrySet().stream().filter(x -> finalFofoIds.contains(x.getKey())).map(x -> x.getValue().getMobileNumber()).collect(Collectors.toList());

        List<String> mobileNumbers = new ArrayList<>();

        mobileNumbers.add("9911565032");

        String message = "%s\n" +

                "On %s of select models\n" +

                "From %s to %s\n" +

                "\n" +

                "Happy Selling\n" +

                "Team Smartdukaan";

        //TV's mobile

        for (String mobileNumber : mobileNumbers) {

            notificationService.sendWhatsappMediaMessage(String.format(message, offer.getName(),

                    offer.getSchemeType().toString(), FormattingUtils.formatDate(offer.getStartDate()),

                    FormattingUtils.formatDate(offer.getEndDate())), mobileNumber, imageUrl, "offer-" + offer.getId() + ".png", WhatsappMessageType.IMAGE);

        }

    }

    private InputStream asInputStream(BufferedImage bi) throws Exception {

        ByteArrayOutputStream baos = new ByteArrayOutputStream();

        ImageIO.write(bi, "png", baos);

        return new ByteArrayInputStream(baos.toByteArray());

    }

    private ChannelSftp setupJsch() throws JSchException {

        JSch jsch = new JSch();

        Session jschSession = jsch.getSession("root", "172.105.58.16");

        // Session jschSession = jsch.getSession("root", "173.255.254.24");

        LOGGER.info("getClass().getResource(\"id_rsa\") {}",

                getClass().getClassLoader().getResource("id_rsa").getPath());

        jsch.addIdentity(getClass().getClassLoader().getResource("id_rsa").getPath());

        // jschSession.setPassword("spic@2015static0");

        jschSession.setConfig("StrictHostKeyChecking", "no");

        jschSession.connect();

        return (ChannelSftp) jschSession.openChannel("sftp");

    }

    private void fileUpload(ChannelSftp channelSftp, Map<String, InputStream> streamsFileMap, String destinationPath)

            throws SftpException, FileNotFoundException {

        channelSftp.cd(destinationPath);

        String folderName = "image" + LocalDate.now();

        channelSftp.cd(destinationPath);

        SftpATTRS attrs = null;

        // check if the directory is already existing

        try {

            attrs = channelSftp.stat(folderName);

        } catch (Exception e) {

            System.out.println(destinationPath + "/" + folderName + " not found");

        }

        // else create a directory

        if (attrs == null) {

            channelSftp.mkdir(folderName);

            channelSftp.chmod(0755, ".");

        }

        channelSftp.cd(folderName);

        for (Map.Entry<String, InputStream> streamsFileEntry : streamsFileMap.entrySet()) {

            channelSftp.put(streamsFileEntry.getValue(), streamsFileEntry.getKey(), ChannelSftp.OVERWRITE);

        }

    }

    private void uploadFile(Map<String, InputStream> fileStreamsMap) throws Exception {

        ChannelSftp channelSftp = setupJsch();

        channelSftp.connect();

        this.fileUpload(channelSftp, fileStreamsMap, IMAGE_REMOTE_DIR + "");

        channelSftp.exit();

    }

    private InputStream getImageBuffer(String html) throws Exception {

        String fileName = "/tmp/" + Instant.now().toEpochMilli();

        FileUtils.writeStringToFile(new File(fileName), html, "UTF-8");

        String address = "file:" + fileName;

        Java2DRenderer renderer = new Java2DRenderer(address, 400);

        RenderingHints hints = new RenderingHints(RenderingHints.KEY_COLOR_RENDERING,

                RenderingHints.VALUE_COLOR_RENDER_QUALITY);

        hints.add(new RenderingHints(RenderingHints.KEY_RENDERING, RenderingHints.VALUE_RENDER_QUALITY));

        hints.add(new RenderingHints(RenderingHints.KEY_ANTIALIASING, RenderingHints.VALUE_ANTIALIAS_ON));

        hints.add(new RenderingHints(RenderingHints.KEY_INTERPOLATION, RenderingHints.VALUE_INTERPOLATION_BICUBIC));

        renderer.setRenderingHints(hints);

        BufferedImage img = renderer.getImage();

        ByteArrayOutputStream os = new ByteArrayOutputStream();

        ImageIO.write(img, "png", os);

        return new ByteArrayInputStream(os.toByteArray());

    }

    private String getContentFromTemplate(String template, Map<String, Object> model) throws Exception {

        View resolvedView = viewResolver.resolveViewName(template, Locale.US);

        MockHttpServletResponse mockResp = new MockHttpServletResponse();

        MockHttpServletRequest req = new MockHttpServletRequest();

        LOGGER.info("Resolved view ->  {}, {}, {}, {}", resolvedView, model, req, mockResp);

        resolvedView.render(model, req, mockResp);

        return mockResp.getContentAsString();

    }

    @RequestMapping(value = "/offerHistory", method = RequestMethod.GET)

    public String getPaginatedOffers(HttpServletRequest request, @RequestParam YearMonth yearMonth, Model model)

            throws ProfitMandiBusinessException {

        List<CreateOfferRequest> publishedOffers = offerService.getAllOffers(yearMonth).values().stream()

                .sorted(Comparator.comparing(CreateOfferRequest::getId).reversed()).collect(Collectors.toList());

        model.addAttribute("offers", publishedOffers);

        model.addAttribute("yearMonth", yearMonth);

        model.addAttribute("currentMonth", yearMonth.equals(YearMonth.now()));

        return "offer_history";

    }

    @RequestMapping(value = "/offer-details", method = RequestMethod.GET)

    public String schemeDetails(HttpServletRequest request, @RequestParam int offerId, Model model)

            throws ProfitMandiBusinessException {

        CreateOfferRequest createOfferRequest = offerService.getOffer(0, offerId);

        model.addAttribute("offer", createOfferRequest);

        return "offer-details";

    }

    @RequestMapping(value = "/offer/process/{offerId}", method = RequestMethod.GET)

    public ResponseEntity<?> processOfferRequest(HttpServletRequest request, @PathVariable int offerId, Model model)

            throws Exception {

        CreateOfferRequest createOfferRequest = offerService.getOffer(0, offerId);

        if (!createOfferRequest.isActive()) {

            throw new ProfitMandiBusinessException("Offer not active", "Offer not active", "Offer not active");

        }

        if (createOfferRequest.getSchemeType().equals(OfferSchemeType.SELLIN)) {

            offerService.processSellin(createOfferRequest);

        } else if (createOfferRequest.getSchemeType().equals(OfferSchemeType.ACTIVATION)) {

            offerService.processActivationtOffer(createOfferRequest);

        }

        return responseSender.ok(true);

    }

    @RequestMapping(value = "/offerDownload", method = RequestMethod.GET)

    public ResponseEntity<?> dowloadOfferSummary(HttpServletRequest request, @RequestParam int offerId, Model model)

            throws Exception {

        List<List<?>> listOfRows = new ArrayList<>();

        final HttpHeaders headers = new HttpHeaders();

        headers.set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");

        headers.set("Content-disposition", "inline; filename=offer-" + offerId + ".csv");

        CreateOfferRequest createOfferRequest = offerService.getOffer(0, offerId);

        Collection<OfferRowModel> offerRowModels = offerRepository.getOfferRows(createOfferRequest);

        ByteArrayOutputStream baos = null;

        if (createOfferRequest.getSchemeType().equals(OfferSchemeType.SELLIN)) {

            for (OfferRowModel offerRowModel : offerRowModels) {

                CustomRetailer customRetailer = retailerService.getFofoRetailer(offerRowModel.getFofoId());

                listOfRows.add(Arrays.asList(createOfferRequest.getId(), createOfferRequest.getName(),

                        createOfferRequest.getTargetType(), createOfferRequest.getSchemeType(),

                        createOfferRequest.getBrandShareTerms(), createOfferRequest.getSellinPercentage(),

                        "--", createOfferRequest.getItemCriteriaString(),

                        createOfferRequest.getStartDate(), createOfferRequest.getEndDate(),

                        createOfferRequest.getCreatedOn(), customRetailer.getPartnerId(), customRetailer.getBusinessName(),

                        customRetailer.getCode(), offerRowModel.getTotalBasePurchaseValue(), offerRowModel.getAchievedTarget(),

                        offerRowModel.getPayoutPurchaseValue(), offerRowModel.getPayout(), offerRowModel.getPayoutType(), offerRowModel.getFinalPayout(), String.join(", ", offerRowModel.getEligibleImeis())));

            }

            baos = FileUtil.getCSVByteStream(

                    Arrays.asList("Id", "Name", "Target Type", "Scheme Type", "Brand %", "Sellin %", "Partner Criteria",

                            "Item Criteria", "Start", "End", "Created", "Partner Id", "Partner Name", "Partner Code",

                            "Base Purchase", "Achieved Target", "Eligible Purchase", "Slab Amount", "Slab Amount Type", "Payout Value(Rs.)",

                            "Eligible IMEIs", "Billing Pending Imeis"

                    ), listOfRows);

        } else {

            for (OfferRowModel offerRowModel : offerRowModels) {

                CustomRetailer customRetailer = retailerService.getFofoRetailer(offerRowModel.getFofoId());

                listOfRows.add(Arrays.asList(createOfferRequest.getId(), createOfferRequest.getName(),

                        createOfferRequest.getTargetType(), createOfferRequest.getSchemeType(),

                        createOfferRequest.getBrandShareTerms(), createOfferRequest.getSellinPercentage(),

                        createOfferRequest.getPartnerCriteriaString(), createOfferRequest.getItemCriteriaString(),

                        createOfferRequest.getStartDate(), createOfferRequest.getEndDate(),

                        createOfferRequest.getCreatedOn(), customRetailer.getPartnerId(), customRetailer.getBusinessName(),

                        customRetailer.getCode(),

                        offerRowModel.getTotalSale(),

                        offerRowModel.getEligibleSale(),

                        offerRowModel.getPayoutTargetAchieved(),

                        offerRowModel.getPayoutValue(),

                        offerRowModel.getPayoutType(),

                        offerRowModel.getPayoutValueDp(), offerRowModel.getFinalPayout(),

                        String.join(", ", offerRowModel.getEligibleImeis()),

                        String.join(", ", offerRowModel.getBaseCriteria()))

                );

            }

            baos = FileUtil.getCSVByteStream(

                    Arrays.asList("Id", "Name", "Target Type", "Scheme Type", "Brand %", "Sellin %", "Partner Criteria",

                            "Item Criteria", "Start", "End", "Created", "Partner Id", "Partner Name", "Partner Code",

                            "Total Value",

                            "Eligible Value",

                            "Payout Target Achieved", "Payout Amount", "Payout Amount Type",

                            "Payout Value DP", "Amount to be credited", "Eligible Activated Imeis"

                    ), listOfRows);

        }

        final InputStream inputStream = new ByteArrayInputStream(baos.toByteArray());

        final InputStreamResource inputStreamResource = new InputStreamResource(inputStream);

        return new ResponseEntity<>(inputStreamResource, headers, HttpStatus.OK);

    }

    @RequestMapping(value = "/offerById", method = RequestMethod.GET)

    public String offerById(HttpServletRequest request, int offerId, Model model) throws ProfitMandiBusinessException {

        Offer offer = offerRepository.selectById(offerId);

        model.addAttribute("offer", offer);

        return "offer-edit";

    }

    @RequestMapping(value = "/published-offers/{yearMonth}", method = RequestMethod.GET)

    public String publishedOffersOnMonthBefore(HttpServletRequest request, @PathVariable int yearMonth, Model model)

            throws ProfitMandiBusinessException {

        LoginDetails loginDetails = cookiesProcessor.getCookiesObject(request);

        int fofoId = loginDetails.getFofoId();

        List<CreateOfferRequest> createOffers = offerService.getPublishedOffers(fofoId,

                YearMonth.from(LocalDate.now()).minusMonths(yearMonth));

        model.addAttribute("publishedOffers", createOffers);

        return "published-offers";

    }

    @PostMapping(value = "/offers/upload")

    public String uploadOffers(HttpServletRequest request, @RequestPart("file") MultipartFile targetFile, Model model)

            throws Exception {

        offerService.createOffers(targetFile.getInputStream());

        model.addAttribute("response1", true);

        return "response";

    }

    @RequestMapping(value = "/getOfferMargins", method = RequestMethod.GET)

    public String getOfferMargins(HttpServletRequest request,

                                  @RequestParam(name = "offerId", defaultValue = "0") int offerId, Model model) throws Exception {

        LoginDetails loginDetails = cookiesProcessor.getCookiesObject(request);

        boolean isAdmin = roleManager.isAdmin(loginDetails.getRoleIds());

        CreateOfferRequest createOfferRequest = offerService.getOffer(isAdmin ? 0 : loginDetails.getFofoId(), offerId);

        model.addAttribute("offer", createOfferRequest);

        return "offer_margin_detail_partner";

    }

}