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package com.spice.profitmandi.web.controller;import java.io.Serializable;import java.text.MessageFormat;import java.time.LocalDateTime;import java.util.ArrayList;import java.util.Arrays;import java.util.List;import java.util.Map;import java.util.Set;import java.util.stream.Collectors;import javax.servlet.http.HttpServletRequest;import org.apache.commons.io.output.ByteArrayOutputStream;import org.apache.logging.log4j.LogManager;import org.apache.logging.log4j.Logger;import org.springframework.beans.factory.annotation.Autowired;import org.springframework.beans.factory.annotation.Qualifier;import org.springframework.cache.annotation.Cacheable;import org.springframework.core.io.ByteArrayResource;import org.springframework.http.HttpHeaders;import org.springframework.http.HttpStatus;import org.springframework.http.ResponseEntity;import org.springframework.stereotype.Controller;import org.springframework.transaction.annotation.Transactional;import org.springframework.ui.Model;import org.springframework.web.bind.annotation.PathVariable;import org.springframework.web.bind.annotation.RequestBody;import org.springframework.web.bind.annotation.RequestMapping;import org.springframework.web.bind.annotation.RequestMethod;import org.springframework.web.bind.annotation.RequestParam;import com.fasterxml.jackson.databind.ObjectMapper;import com.spice.profitmandi.common.exception.ProfitMandiBusinessException;import com.spice.profitmandi.common.model.ImeiDropSummaryModel;import com.spice.profitmandi.common.model.ItemDescriptionModel;import com.spice.profitmandi.common.model.PriceDropImeisModel;import com.spice.profitmandi.common.model.PriceDropModel;import com.spice.profitmandi.common.model.PriceDropProcessModel;import com.spice.profitmandi.common.services.ReporticoService;import com.spice.profitmandi.common.util.FileUtil;import com.spice.profitmandi.common.util.FormattingUtils;import com.spice.profitmandi.dao.entity.catalog.Item;import com.spice.profitmandi.dao.entity.catalog.TagListing;import com.spice.profitmandi.dao.entity.fofo.InventoryItem;import com.spice.profitmandi.dao.entity.inventory.ItemPricingHistory;import com.spice.profitmandi.dao.entity.inventory.VendorItemPricing;import com.spice.profitmandi.dao.entity.transaction.PriceDrop;import com.spice.profitmandi.dao.entity.transaction.PriceDropIMEI;import com.spice.profitmandi.dao.enumuration.transaction.PriceDropImeiStatus;import com.spice.profitmandi.dao.repository.catalog.ItemRepository;import com.spice.profitmandi.dao.repository.catalog.TagListingRepository;import com.spice.profitmandi.dao.repository.inventory.ItemPricingHistoryRepository;import com.spice.profitmandi.dao.repository.inventory.VendorItemPricingRepository;import com.spice.profitmandi.dao.repository.transaction.LineItemImeisRepository;import com.spice.profitmandi.dao.repository.transaction.PriceDropIMEIRepository;import com.spice.profitmandi.dao.repository.transaction.PriceDropRepository;import com.spice.profitmandi.service.inventory.InventoryService;import com.spice.profitmandi.service.pricing.PriceDropService;import com.spice.profitmandi.service.scheme.SchemeService;import com.spice.profitmandi.service.transaction.TransactionService;import com.spice.profitmandi.service.wallet.WalletService;import com.spice.profitmandi.web.util.MVCResponseSender;import in.shop2020.model.v1.order.WalletReferenceType;@Controller@Transactional(rollbackFor=Throwable.class)public class PriceDropController {private static final Logger LOGGER = LogManager.getLogger(PriceDropController.class);@Autowiredprivate PriceDropRepository priceDropRepository;@Autowiredprivate ObjectMapper objectMapper;@Autowiredprivate VendorItemPricingRepository vendorItemPricingRepository;@Autowired@Qualifier("fofoInventoryService")private InventoryService inventoryService;@Autowiredprivate MVCResponseSender mvcResponseSender;@Autowiredprivate PriceDropService priceDropService;@Autowiredprivate ItemPricingHistoryRepository itemPricingHistoryRepository;@Autowiredprivate WalletService walletService;@Autowiredprivate TagListingRepository tagListingRepository;@Autowiredprivate TransactionService transactionService;@Autowiredprivate PriceDropIMEIRepository priceDropIMEIRepository;@Autowired@Qualifier("catalogItemRepository")private ItemRepository itemRepository;@Autowiredprivate SchemeService schemeService;@AutowiredReporticoService reporticoService;@AutowiredLineItemImeisRepository lineItemImeisRepository;@RequestMapping(value = "/getItemDescription", method = RequestMethod.GET)public String getItemDescription(HttpServletRequest request, Model model) throws Throwable {List<PriceDrop> priceDrops = priceDropRepository.selectAll();Set<Integer> catalogIds = priceDrops.stream().map(x -> x.getCatalogItemId()).collect(Collectors.toSet());List<Item> items = itemRepository.selectAllByCatalogIds(catalogIds);Map<Integer, String> catalogDescription = items.stream().collect(Collectors.toMap(x -> x.getCatalogItemId(),x -> x.getItemDescriptionNoColor(), (description1, description2) -> description1));model.addAttribute("priceDrops", priceDrops);model.addAttribute("catalogDescription", catalogDescription);return "price-drop";}@RequestMapping(value = "/item-pricing/{itemId}", method = RequestMethod.GET)public String getItemPricing(HttpServletRequest request, Model model, @PathVariable int itemId) throws Throwable {TagListing tagListing;PriceDropModel pm = new PriceDropModel();try {tagListing = tagListingRepository.selectByItemId(itemId);if (tagListing != null) {pm.setMop(tagListing.getMop());pm.setDp(tagListing.getSellingPrice());pm.setMrp(tagListing.getMrp());List<VendorItemPricing> vips = vendorItemPricingRepository.selectAll(itemId);if (vips.size() > 0) {VendorItemPricing vip = vips.get(0);pm.setNlc(vip.getNlc());pm.setTp(vip.getTp());} else {throw new ProfitMandiBusinessException("Item Id", itemId, "Vendor item pricing does not exist");}}} catch (Exception e) {LOGGER.info("Chose item that doesn't exist");}model.addAttribute("response", mvcResponseSender.createResponseString(pm));return "response";}@RequestMapping(value = "/item", method = RequestMethod.GET)public String getItemPricing(HttpServletRequest request, Model model, @RequestParam String query) throws Throwable {String query1 = query.toLowerCase();List<ItemDescriptionModel> partnersItemDescription = this.getAllPartnerItemStringDescription().parallelStream().filter(x -> x.getItemDescription().toLowerCase().matches(".*?" + query1 + ".*?")).collect(Collectors.toList());model.addAttribute("response", mvcResponseSender.createResponseString(partnersItemDescription));return "response";}@Cacheable(value = "fofoItems", cacheManager = "thirtyMinsTimeOutCacheManager")private List<ItemDescriptionModel> getAllPartnerItemStringDescription() {return itemRepository.selectPartnerItems(0).stream().map(x -> {String itemDescription = x.getItemDescription() + "(" + x.getId() + ")";ItemDescriptionModel itemDescriptionModel = new ItemDescriptionModel();itemDescriptionModel.setItemDescription(itemDescription);itemDescriptionModel.setItemId(x.getId());itemDescriptionModel.setCatalogId(x.getCatalogItemId());return itemDescriptionModel;}).collect(Collectors.toList());}@RequestMapping(value = "/price-drop/imes/download")public ResponseEntity<ByteArrayResource> downloadPriceDropImeis(HttpServletRequest request,@RequestParam LocalDateTime affectedDate, @RequestParam int itemId) throws Exception {Item item = itemRepository.selectById(itemId);ByteArrayOutputStream baos = getByteArrayOutputStream(affectedDate, item.getCatalogItemId());final HttpHeaders headers = new HttpHeaders();headers.set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");headers.set("Content-disposition", "inline; filename=\"imei-" + item.getItemDescriptionNoColor() + ".csv\"");byte[] byteArray = baos.toByteArray();headers.setContentLength(byteArray.length);return new ResponseEntity<ByteArrayResource>(new ByteArrayResource(byteArray), headers, HttpStatus.OK);}@RequestMapping(value = "/price-drop/addPayout", method = RequestMethod.POST)public String updatePriceDrop(HttpServletRequest request, @RequestBody PriceDropProcessModel priceDropProcessModel,Model model) throws Exception {boolean response = false;PriceDrop priceDrop = priceDropRepository.selectById(priceDropProcessModel.getPriceDropId());if (priceDrop.getProcessTimestamp() == null) {priceDrop.setPartnerPayout(priceDropProcessModel.getPartnerPayout());priceDrop.setPriceDropIn(priceDropProcessModel.getPriceDropIn());// priceDrop.setProcessTimestamp(LocalDateTime.now());priceDropRepository.persist(priceDrop);response = true;}model.addAttribute("response", mvcResponseSender.createResponseString(response));return "response";}@RequestMapping(value = "/priceDropImeis/{priceDropId}", method = RequestMethod.GET)public String priceDropStatus(HttpServletRequest request, @PathVariable int priceDropId, Model model)throws Exception {PriceDropImeisModel priceDropImeisModel = new PriceDropImeisModel();// This call is used to persit imeis to pricedrop imeis in case its not there.priceDropService.priceDropStatus(priceDropId);List<String> pendingImeis = new ArrayList<>();List<String> approvedImeis = new ArrayList<>();List<String> rejectedImeis = new ArrayList<>();List<PriceDropIMEI> priceDropImeis = priceDropIMEIRepository.selectByPriceDropId(priceDropId);for (PriceDropIMEI priceDropIMEI : priceDropImeis) {if (priceDropIMEI.getStatus().equals(PriceDropImeiStatus.PENDING)) {pendingImeis.add(priceDropIMEI.getImei());} else if (priceDropIMEI.getStatus().equals(PriceDropImeiStatus.APPROVED)) {approvedImeis.add(priceDropIMEI.getImei());}if (priceDropIMEI.getStatus().equals(PriceDropImeiStatus.REJECTED)) {rejectedImeis.add(priceDropIMEI.getImei());}}priceDropImeisModel.setPendingImeis(pendingImeis);priceDropImeisModel.setPriceDropId(priceDropId);priceDropImeisModel.setApprovedImeis(approvedImeis);priceDropImeisModel.setRejectedImeis(rejectedImeis);model.addAttribute("response", mvcResponseSender.createResponseString(priceDropImeisModel));return "response";}@RequestMapping(value = "/processPriceDrop", method = RequestMethod.POST)public String processPriceDrop(HttpServletRequest request, @RequestBody PriceDropProcessModel priceDropProcess,Model model) throws Exception {PriceDrop priceDrop = priceDropRepository.selectById(priceDropProcess.getPriceDropId());boolean response = false;if (priceDrop.getProcessTimestamp() == null) {priceDrop.setProcessTimestamp(LocalDateTime.now());priceDropRepository.persist(priceDrop);response = true;}model.addAttribute("response", mvcResponseSender.createResponseString(response));return "response";}@RequestMapping(value = "/priceDrop", method = RequestMethod.POST)public String addPriceDrop(HttpServletRequest request, Model model, @RequestBody PriceDropModel priceDropModel)throws Exception {boolean response = false;priceDropModel.setAllColors(true);if (this.validatePriceDrop(priceDropModel)) {TagListing tagListing = tagListingRepository.selectByItemId(priceDropModel.getItemId());float oldDp = tagListing.getSellingPrice();float oldMop = tagListing.getMop();float oldTp = 0;float newDp = priceDropModel.getDp();if (newDp != oldDp) {List<Item> allItems = null;Item currentItem = itemRepository.selectById(priceDropModel.getItemId());if (priceDropModel.isAllColors()) {allItems = itemRepository.selectAllByCatalogItemId(currentItem.getCatalogItemId());} else {allItems = Arrays.asList(currentItem);}for (Item item : allItems) {TagListing itemTagListing = tagListingRepository.selectByItemId(item.getId());if (itemTagListing == null)continue;itemTagListing.setSellingPrice(newDp);itemTagListing.setMop(priceDropModel.getMop());tagListingRepository.persist(tagListing);List<VendorItemPricing> vipList = vendorItemPricingRepository.selectAll(item.getId());for (VendorItemPricing vip : vipList) {oldTp = vip.getNlc();vip.setDp(newDp);vip.setMop(priceDropModel.getMop());vip.setNlc(priceDropModel.getTp());vip.setTp(priceDropModel.getTp());vendorItemPricingRepository.persist(vip);}transactionService.updatePriceDrop(item.getId(), newDp);}//Add to itemPricing historyItemPricingHistory iph = new ItemPricingHistory();iph.setCatalogId(currentItem.getCatalogItemId());iph.setTp(priceDropModel.getTp());iph.setDp(priceDropModel.getDp());iph.setMop(priceDropModel.getMop());//TODO: changedByiph.setChangedBy("me");iph.setCreateTimestamp(LocalDateTime.now());itemPricingHistoryRepository.persist(iph);PriceDrop priceDrop = new PriceDrop();priceDrop.setAffectedOn(priceDropModel.getAffectedDate());priceDrop.setTp(oldTp);priceDrop.setNlc(oldTp);priceDrop.setMop(oldMop);priceDrop.setOldDp(oldDp);priceDrop.setAmount(oldDp - newDp);priceDrop.setNewDp(newDp);priceDrop.setCreatedOn(LocalDateTime.now());priceDrop.setCatalogItemId(currentItem.getCatalogItemId());priceDropRepository.persist(priceDrop);response = true;} else {throw new ProfitMandiBusinessException("Price Drop", priceDropModel.getPd(),"Price Drop Should be greater than 0");}}model.addAttribute("response", mvcResponseSender.createResponseString(response));return "response";}@RequestMapping(value = "/downloadtotalPriceDropIMEI/{priceDropId}", method = RequestMethod.GET)public ResponseEntity<?> downloadTotalPriceDropIMEI(HttpServletRequest request, @PathVariable int priceDropId,Model model) throws ProfitMandiBusinessException, Exception {PriceDrop priceDrop = priceDropRepository.selectById(priceDropId);Item item = itemRepository.selectAllByCatalogItemId(priceDrop.getCatalogItemId()).get(0);ByteArrayOutputStream baos = getByteArrayOutputStream(priceDrop.getAffectedOn(), priceDrop.getCatalogItemId());final HttpHeaders headers = new HttpHeaders();headers.set("Content-Type", "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet");headers.set("Content-disposition","inline; filename=pricedrop-" + item.getItemDescriptionNoColor().replaceAll("\\s?,\\s?", " ") + "-"+ FormattingUtils.formatDate(priceDrop.getAffectedOn()) + ".csv");byte[] byteArray = baos.toByteArray();headers.setContentLength(byteArray.length);return new ResponseEntity<ByteArrayResource>(new ByteArrayResource(byteArray), headers, HttpStatus.OK);}@RequestMapping(value = "/updatePriceDropImeis", method = RequestMethod.POST)public String updatePriceDropImeis(HttpServletRequest request,@RequestBody PriceDropImeisModel priceDropImeisModel, Model model)throws ProfitMandiBusinessException, Exception {PriceDropImeiStatus status = PriceDropImeiStatus.PENDING;;switch (priceDropImeisModel.getUpdatedStatus()) {case "pending": {status = PriceDropImeiStatus.PENDING;break;}case "approved": {status = PriceDropImeiStatus.APPROVED;break;}case "rejected": {status = PriceDropImeiStatus.REJECTED;break;}}List<PriceDropIMEI> priceDropIMEIs = priceDropIMEIRepository.selectByPriceDropId(priceDropImeisModel.getPriceDropId());List<PriceDropIMEI> priceDropIMEIsToProcess = new ArrayList<>();for (PriceDropIMEI priceDropIMEI : priceDropIMEIs) {if (!priceDropImeisModel.getUpdatedImeis().contains(priceDropIMEI.getImei())|| priceDropIMEI.getStatus().equals(PriceDropImeiStatus.APPROVED)|| priceDropIMEI.getStatus().equals(status)) {continue;} else {if (status.equals(PriceDropImeiStatus.APPROVED)) {priceDropIMEIsToProcess.add(priceDropIMEI);}priceDropIMEI.setStatus(status);priceDropIMEI.setUpdateTimestamp(LocalDateTime.now());priceDropIMEIRepository.persist(priceDropIMEI);}}PriceDrop priceDrop = priceDropRepository.selectById(priceDropImeisModel.getPriceDropId());Item item = itemRepository.selectAllByCatalogItemId(priceDrop.getCatalogItemId()).get(0);String description = item.getItemDescriptionNoColor();if (priceDropIMEIsToProcess.size() > 0) {Map<Integer, List<InventoryItem>> pendingPartnerInventoryMap = priceDropService.getInventoryForPriceDrop(priceDropIMEIsToProcess, priceDrop).stream().collect(Collectors.groupingBy(InventoryItem::getFofoId));for (Map.Entry<Integer, List<InventoryItem>> pendingPartnerInventory : pendingPartnerInventoryMap.entrySet()) {List<InventoryItem> fofoInventoryList = pendingPartnerInventory.getValue();int fofoId = pendingPartnerInventory.getKey();String reversalReason = MessageFormat.format("Scheme differential for Price Drop of Rs.{0} on {1}, on {3}. Total {2} item(s)",priceDrop.getAmount(), description, fofoInventoryList.size(),FormattingUtils.formatDate(priceDrop.getAffectedOn()));String aReason = MessageFormat.format("Payout of Rs.{4} per unit for Price Drop of Rs.{0} on {1}, on {3}. Total {2} item(s)",priceDrop.getAmount(), description, fofoInventoryList.size(),FormattingUtils.formatDate(priceDrop.getAffectedOn()), priceDrop.getPartnerPayout());inventoryService.updatePriceDrop(fofoInventoryList, priceDrop.getAmount());if (item.getBrand().equals("Samsung")) {schemeService.reverseSchemes(fofoInventoryList, priceDrop.getId(), reversalReason);}walletService.addAmountToWallet(fofoId, priceDrop.getId(), WalletReferenceType.PRICE_DROP, aReason,priceDrop.getPartnerPayout() * fofoInventoryList.size());}}model.addAttribute("response", mvcResponseSender.createResponseString(true));return "response";}private ByteArrayOutputStream getByteArrayOutputStream(LocalDateTime affectedOn, Integer catalogItemId)throws Exception {List<ImeiDropSummaryModel> imeiDropSummaryModelList = priceDropService.getAllSerialNumbersByAffectedDate(affectedOn, catalogItemId);List<List<?>> rows = new ArrayList<>();for (ImeiDropSummaryModel imeiDropSummaryModel : imeiDropSummaryModelList) {rows.add(this.getRow(imeiDropSummaryModel));}return FileUtil.getCSVByteStream(Arrays.asList("IMEI Number", "Store Name", "Store Code", "Item ID", "Brand","Model Name", "Model Number", "Color", "Last Scanned", "Vendor Name"), rows);}private List<? extends Serializable> getRow(ImeiDropSummaryModel imeiDropSummaryModel) {List<Serializable> row = new ArrayList<>();row.add(imeiDropSummaryModel.getSerialNumber());row.add(imeiDropSummaryModel.getStoreName());row.add(imeiDropSummaryModel.getPartnerCode());row.add(imeiDropSummaryModel.getItemId());row.add(imeiDropSummaryModel.getBrand());row.add(imeiDropSummaryModel.getModelName());row.add(imeiDropSummaryModel.getModelNumber());row.add(imeiDropSummaryModel.getColor());row.add(FormattingUtils.formatReporitcoDate(imeiDropSummaryModel.getLastScanned()));row.add(imeiDropSummaryModel.getVendorName());return row;}private boolean validatePriceDrop(PriceDropModel priceDropModel) throws ProfitMandiBusinessException {if (priceDropModel.getMop() > 0 && priceDropModel.getDp() > 0 && priceDropModel.getTp() > 0) {return true;}return false;}}