Subversion Repositories SmartDukaan

package in.shop2020.support.controllers;

import in.shop2020.model.v1.catalog.InventoryService.Client;

import in.shop2020.model.v1.catalog.InventoryServiceException;

import in.shop2020.model.v1.catalog.Item;

import in.shop2020.model.v1.catalog.ItemType;

import in.shop2020.model.v1.catalog.VendorItemMapping;

import in.shop2020.model.v1.catalog.Warehouse;

import in.shop2020.support.models.BillingUpdate;

import in.shop2020.support.models.InventoryUpdate;

import in.shop2020.support.models.PLBDetails;

import in.shop2020.support.models.Update;

import in.shop2020.thrift.clients.CatalogClient;

import in.shop2020.thrift.clients.TransactionClient;

import in.shop2020.utils.ConfigClientKeys;

import in.shop2020.utils.GmailUtils;

import java.io.File;

import java.util.ArrayList;

import java.util.HashMap;

import java.util.List;

import java.util.Map;

import javax.mail.MessagingException;

import org.apache.struts2.rest.DefaultHttpHeaders;

import org.apache.struts2.rest.HttpHeaders;

import org.apache.thrift.TException;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

import com.opensymphony.xwork2.ModelDriven;

public class UpdatesController implements ModelDriven<InventoryUpdate>{

    /**

     * 

     */

    private static final String FIELD_DELIMITER = "~#~#~#";

    private static Logger logger = LoggerFactory.getLogger(UpdatesController.class);

	private InventoryUpdate inventoryUpdate = new InventoryUpdate();

	private String timestampAndItemIds;

	private int errorCode = 0;

	private String errorMessage;

	private boolean fullPlbSync = false;

	private String id;

	public UpdatesController(){

	}

	@Override

	public InventoryUpdate getModel() {

		return this.inventoryUpdate;

	}

	public HttpHeaders show(){

		logger.info("Status requested for warehouse id: " + getId());

		CatalogClient catalogServiceClient;

		Client client;

		try {

			catalogServiceClient = new CatalogClient();

			client = catalogServiceClient.getClient();

			long warehouseId = Long.parseLong(getId());

			Warehouse warehouse = client.getWarehouse(warehouseId);

			timestampAndItemIds = warehouse.getVendorString();

			client = catalogServiceClient.getClient();

			List<String> itemKeys = client.getItemKeysToBeProcessed(warehouseId);

			if (fullPlbSync) {

			    itemKeys = new ArrayList<String>();

			    client = catalogServiceClient.getClient();

			    List<Item> items = client.getAllItems(true);

			    for (Item item : items) {

			        if (ItemType.NON_SERIALIZED.equals(item.getType())) {

			            continue;

			        }

			        client = catalogServiceClient.getClient();

			        List<VendorItemMapping> mappings = client.getVendorItemMappings(item.getId());

			        if (mappings != null) {

			            for (VendorItemMapping mapping : mappings) {

			                if (mapping.getVendorId() == 1) {

			                    itemKeys.add(mapping.getItemKey());

			                    break;

			                }

			            }

			        }

			    }

			}

			if (!itemKeys.isEmpty()) {

			    for (String itemKey : itemKeys) {

			        timestampAndItemIds += FIELD_DELIMITER + itemKey;

			    }

			}

		} catch (Exception e) {

			logger.error("Error getting the warehouse or setting the timestamp", e);

		}

		return new DefaultHttpHeaders("lsuccess");

	}

	/**

	 * Stores the inventory updates on the history and the production server.

	 * @return

	 */

	public HttpHeaders create(){

		logger.info(inventoryUpdate.toString());

		try {

		    //The snapshot client is used to update the inventory snapshot for production systems.

		    CatalogClient snapshotCatalogServiceClient = new CatalogClient();

			Client snapshotClient = snapshotCatalogServiceClient.getClient();

	         //The history client is used to update the inventory history on the processing system.

            CatalogClient historyCatalogServiceClient = new CatalogClient(

                    ConfigClientKeys.inventory_history_service_server_host.toString(),

                    ConfigClientKeys.inventory_history_service_server_port.toString());

			Client historyClient = historyCatalogServiceClient.getClient();

		    //The snapshot client is used to update the inventory snapshot for production systems.

		    TransactionClient transactionClient = new TransactionClient();

			in.shop2020.model.v1.order.TransactionService.Client tClient = transactionClient.getClient();

			Long warehouseId = Long.parseLong(inventoryUpdate.getwarehouseId());

			String timestamp = inventoryUpdate.getCurrentTimestamp();

			Map<String, Long> availability = new HashMap<String, Long>();

			List<Update> updates = inventoryUpdate.getUpdates();

			for(Update update: updates){

				String key = update.getKey();

				long quantity = (long) Double.parseDouble(update.getQuantity());

				if(availability.containsKey(key)){

					quantity = quantity + availability.get(key);

				}

				availability.put(key, quantity);

			}

			//Update the snapshot before the history since that is more important.

			snapshotClient.updateInventory(warehouseId, timestamp, availability);

			historyClient.updateInventoryHistory(warehouseId, timestamp, availability);

			List<BillingUpdate> billingUpdates = inventoryUpdate.getBillingUpdates();

			if(billingUpdates!=null){

				for(BillingUpdate billingUpdate: billingUpdates){

					tClient.addInvoiceNumber(Long.parseLong(billingUpdate.getOrderId()), billingUpdate.getInvoiceNumber(), billingUpdate.getColor());

				}

			}

			List<PLBDetails> plbDetails = inventoryUpdate.getPlbDetails();

			if (plbDetails != null) {

			    Map<String, PLBDetails> currentInventory = new HashMap<String, PLBDetails>();

			    for (PLBDetails plbDetail : plbDetails) {

			        try {

			            if (fullPlbSync) {

			                currentInventory.put(plbDetail.getItemKey(), plbDetail);

			            }

			            else {

	                        snapshotClient.resetAvailability(

	                                plbDetail.getItemKey(), 1,

	                                plbDetail.getQuantity().longValue(), warehouseId);

	                        snapshotClient.markMissedInventoryUpdatesAsProcessed(

	                                plbDetail.getItemKey(), warehouseId);			                

			            }

                    } catch (Exception e) {

                        logger.error("Could not reset availability of: " + plbDetail.getItemKey(), e);

                        GmailUtils g = new GmailUtils();

                        g.sendSSLMessage(new String[]{ "mandeep.dhir@shop2020.in" }, "Error resetting availability for " + plbDetail.getItemKey() + " in warehouseId: " + warehouseId + " to " + plbDetail.getQuantity(), "", "cnc.center@shop2020.in", "5hop2o2o", new ArrayList<File>());

                    }

			    }

			    sendMailForPLBMismatches(warehouseId, currentInventory);

			}

		} catch (Exception e) {

			logger.error("Unable to update inventory", e);

		}

		return new DefaultHttpHeaders("psuccess");

	}

    private void sendMailForPLBMismatches(Long warehouseId, Map<String, PLBDetails> currentInventory)

            throws InventoryServiceException, TException, MessagingException {

        if (fullPlbSync) {

            Map<Item, PLBDetails> mismatches = new HashMap<Item, PLBDetails>();

            Client snapshotClient = new CatalogClient().getClient();

            List<Item> items = snapshotClient.getAllItems(true);

            for (Item item : items) {

                if (ItemType.NON_SERIALIZED.equals(item.getType())) {

                    continue;

                }

                List<VendorItemMapping> mappings = snapshotClient.getVendorItemMappings(item.getId());

                if (mappings != null) {

                    for (VendorItemMapping mapping : mappings) {

                        if (mapping.getVendorId() == 1) {

                            try {

                                if (!item.getItemInventory().getAvailability().get(warehouseId).equals(currentInventory.get(mapping.getItemKey()).getQuantity().longValue())) {

                                    mismatches.put(item, currentInventory.get(mapping.getItemKey()));

                                }

                            } catch (Exception e) {

                                mismatches.put(item, currentInventory.get(mapping.getItemKey()));

                            }

                        }

                    }

                }

            }

            String subject = mismatches.size() + " mismatches with PLB sync for warehouse id: " + warehouseId;

            StringBuilder body = new StringBuilder("");

            for (Item item : mismatches.keySet()) {

                PLBDetails plbDetails = mismatches.get(item);

                if (plbDetails != null) {

                    body.append(item.getId() + " " + plbDetails.getItemKey() + " " + item.getItemInventory().getAvailability().get(warehouseId) + " " + plbDetails.getQuantity().longValue() + "\n");

                }

                else {

                    body.append(item.getId() + " " + item.getBrand() + "|" + item.getModelName() + "|" + item.getModelNumber() + "|" + item.getColor() + " " + item.getItemInventory().getAvailability().get(warehouseId) + " 0\n");

                }                

            }

            logger.info(body.toString());

            GmailUtils g = new GmailUtils();

            g.sendSSLMessage(new String[]{ "mandeep.dhir@shop2020.in" }, subject, body.toString(), "cnc.center@shop2020.in", "5hop2o2o", new ArrayList<File>());

        }

    }

	public int getErrorCode() {

		return errorCode;

	}

	public String getErrorMessage() {

		return errorMessage;

	}

	public String getId(){

		return id;

	}

	public void setId(String id){

		this.id = id;

	}

	public InventoryUpdate getInventoryUpdate() {

		return inventoryUpdate;

	}

	public void setInventoryUpdate(InventoryUpdate inventoryUpdate) {

		this.inventoryUpdate = inventoryUpdate;

	}

	public void setTimestampAndItemIds(String timestampAndItemIds) {

		this.timestampAndItemIds = timestampAndItemIds;

	}

	public String getTimestampAndItemIds() {

		return timestampAndItemIds;

	}

    public boolean isFullPlbSync() {

        return fullPlbSync;

    }

    public void setFullPlbSync(boolean fullPlbSync) {

        this.fullPlbSync = fullPlbSync;

    }	

}