Subversion Repositories SmartDukaan

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);

	@Autowired

	private PriceDropRepository priceDropRepository;

	@Autowired

	private ObjectMapper objectMapper;

	@Autowired

	private VendorItemPricingRepository vendorItemPricingRepository;

	@Autowired

	@Qualifier("fofoInventoryService")

	private InventoryService inventoryService;

	@Autowired

	private MVCResponseSender mvcResponseSender;

	@Autowired

	private PriceDropService priceDropService;

	@Autowired

	private ItemPricingHistoryRepository itemPricingHistoryRepository;

	@Autowired

	private WalletService walletService;

	@Autowired

	private TagListingRepository tagListingRepository;

	@Autowired

	private TransactionService transactionService;

	@Autowired

	private PriceDropIMEIRepository priceDropIMEIRepository;

	@Autowired

	@Qualifier("catalogItemRepository")

	private ItemRepository itemRepository;

	@Autowired

	private SchemeService schemeService;

	@Autowired

	ReporticoService reporticoService;

	@Autowired

	LineItemImeisRepository 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.

		//This should be called while creating price drop.

		//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 history

				ItemPricingHistory iph = new ItemPricingHistory();

				iph.setCatalogId(currentItem.getCatalogItemId());

				iph.setTp(priceDropModel.getTp());

				iph.setDp(priceDropModel.getDp());

				iph.setMop(priceDropModel.getMop());

				//TODO: changedBy

				iph.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);

				priceDropService.priceDropStatus(priceDrop.getId());

				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;

	}

}