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10049 vikram.rag 1 
package in.shop2020;
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import in.shop2020.model.v1.catalog.CatalogServiceException;
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import in.shop2020.model.v1.catalog.FlipkartItem;
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import in.shop2020.model.v1.catalog.Item;
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import in.shop2020.model.v1.catalog.SnapdealItem;
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import in.shop2020.model.v1.inventory.FlipkartInventorySnapshot;
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import in.shop2020.model.v1.inventory.InventoryService.Client;
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import in.shop2020.thrift.clients.CatalogClient;
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import in.shop2020.thrift.clients.InventoryClient;
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import in.shop2020.utils.GmailUtils;
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import java.io.BufferedReader;
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import java.io.FileInputStream;
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import java.io.FileNotFoundException;
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import java.io.FileOutputStream;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.io.PrintStream;
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import java.io.UnsupportedEncodingException;
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import java.text.SimpleDateFormat;
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import java.util.ArrayList;
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import java.util.HashMap;
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import java.util.List;
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import java.util.Map;
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import javax.mail.MessagingException;
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import org.apache.http.HttpResponse;
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import org.apache.http.NameValuePair;
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import org.apache.http.client.ClientProtocolException;
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import org.apache.http.client.HttpClient;
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import org.apache.http.client.entity.UrlEncodedFormEntity;
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import org.apache.http.client.methods.HttpGet;
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import org.apache.http.client.methods.HttpPost;
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import org.apache.http.impl.client.DefaultHttpClient;
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import org.apache.http.message.BasicNameValuePair;
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import org.apache.poi.hssf.usermodel.HSSFSheet;
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import org.apache.poi.hssf.usermodel.HSSFWorkbook;
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import org.apache.poi.ss.usermodel.Cell;
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import org.apache.poi.ss.usermodel.Row;
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import org.apache.poi.ss.usermodel.Sheet;
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import org.apache.poi.ss.usermodel.Workbook;
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import org.apache.thrift.TException;
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import org.apache.thrift.transport.TTransportException;
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public class FlipkartInventoryReconcillation {
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10081 vikram.rag 51 
 
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	public static void main(String... args) throws ClientProtocolException, IOException{
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		SimpleDateFormat sdf = new java.text.SimpleDateFormat("yyyy-MM-dd-HH:mm:ss");
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		String emailFromAddress = "build@shop2020.in";
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		String password = "cafe@nes";
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		GmailUtils mailer = new GmailUtils();
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		String[] sendTo = new String[]{"vikram.raghav@shop2020.in"};
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		/*String[] sendTo = new String[]{ "sandeep.sachdeva@shop2020.in", "vikram.raghav@shop2020.in", "rajneesh.arora@shop2020.in",
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				"khushal.bhatia@shop2020.in","manoj.kumar@saholic.com","chaitnaya.vats@saholic.com",
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				"yukti.jain@shop2020.in","manoj.pal@shop2020.in","chandan.kumar@shop2020.in","ankush.dhingra@shop2020.in","amar.kumar@shop2020.in"};
10081 vikram.rag 61 
		 */
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		Map<String,Long> itemInventoryMap = FetchInventoryAtFlipkart();
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		in.shop2020.model.v1.catalog.CatalogService.Client catalogClient = null;
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		List<Item> aliveItems = null;
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		List<FlipkartItem> flipkartItems = null;
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		boolean ex = true;
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		while(ex){
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			try {
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				catalogClient = new CatalogClient().getClient();
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				flipkartItems = catalogClient.getAllFlipkartItems();
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				ex =false;
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			} catch (Exception e) {
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				e.printStackTrace();
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			}
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		}
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		while(ex){
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			try {
10082 vikram.rag 79 
				aliveItems = catalogClient.getAllAliveItems();
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				ex =false;
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			} catch (Exception e) {
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				try {
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					catalogClient = new CatalogClient().getClient();
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				} catch (Exception e1) {
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					e1.printStackTrace();
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				}
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			}
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		}
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		Map<Long,FlipkartItem> flipkartItemsMap = new HashMap<Long,FlipkartItem>();
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		Map<Long,Item> aliveItemsMap = new HashMap<Long,Item>();
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		for(Item item:aliveItems){
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			aliveItemsMap.put(item.getId(),item);
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		}
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		for(FlipkartItem flipkartItem:flipkartItems){
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			if(flipkartItem.isIsListedOnFlipkart() && !flipkartItem.isSetSuppressInventoryFeed()){
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				flipkartItemsMap.put(flipkartItem.getItem_id(), flipkartItem);
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			}
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		}
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		Client inventoryServiceClient = new InventoryClient("inventory_service_server_host","inventory_service_server_port").getClient();
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		List<FlipkartInventorySnapshot> flipkartInventorySnapshot;
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		try {
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			flipkartInventorySnapshot = inventoryServiceClient.getFlipkartInventorySnapshot();
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		} catch (TException e) {
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			e.printStackTrace();
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			inventoryServiceClient = new InventoryClient("inventory_service_server_host","inventory_service_server_port").getClient();
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			flipkartInventorySnapshot = inventoryServiceClient.getFlipkartInventorySnapshot();
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		}
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		FlipkartItem flipkartItem;
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		Long availabilityAtFlipkart = 0L;
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		Item item;
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		String tableHeader = "<html><table border=\"1\" align=\"center\"><tr>"
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			+ "<td><b>" + "Product Name" +"</b></td>"
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			+"<td><b>" + "Item ID" + "</b></td>"
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			+"<td><b>" + "Inventory Sent" + "</b></td>"
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			+"<td><b>" + "Inventory Updated" + "</b></td>"
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			+"<td><b>" + "Orders Added" + "</b></td>"
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			+"<td><b>" + "Order Held" + "</b></td>"
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			+"<td><b>" + "Difference" + "</b></td>"
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			+"</tr>";
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		String tableFooter = "</table></html>";
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		StringBuffer reconcilledItems = new StringBuffer();
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		for(FlipkartInventorySnapshot snapshot:flipkartInventorySnapshot){
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			System.out.println("Item ID " + snapshot.getItem_id());
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			System.out.println("Sent Inventory " + snapshot.getAvailability());
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			System.out.println("Held Orders " + snapshot.getHeldOrders());
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			System.out.println("Created Orders " + snapshot.getCreatedOrders());
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			flipkartItem = flipkartItemsMap.get(snapshot.getItem_id());
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			availabilityAtFlipkart = itemInventoryMap.get(flipkartItem.getSkuAtFlipkart());
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			item = aliveItemsMap.get(snapshot.getItem_id());
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			snapshot.getItem_id();
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			snapshot.getAvailability();
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			snapshot.getCreatedOrders();
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			snapshot.getHeldOrders();
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			if(snapshot.getAvailability() - snapshot.getCreatedOrders() - snapshot.getHeldOrders() !=0){
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				reconcilledItems .append("<tr>"
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						+ "<td>" +getProductName(item)+"</td>"
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						+"<td>" + snapshot.getItem_id() + "</td>"
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						+"<td>" + snapshot.getAvailability() + "</td>"
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						+"<td>" + availabilityAtFlipkart + "</td>"
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						+"<td>" + snapshot.getCreatedOrders() + "</td>"
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						+"<td>" + snapshot.getHeldOrders() + "</td>"
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						+"<td>" + (snapshot.getAvailability() - snapshot.getCreatedOrders() - snapshot.getHeldOrders()) + "</td>"
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						+"</tr>");
10049 vikram.rag 144 
			}
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		}
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		String text = tableHeader+reconcilledItems.toString()+tableFooter;
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		try {
148 
			mailer.sendSSLMessage(sendTo,"Flipkart Inventory Reconcillation ", emailFromAddress, password, text);
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		} catch (MessagingException e) {
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			e.printStackTrace();
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		}
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	}
10058 vikram.rag 153 
	public static Map<String, Long> FetchInventoryAtFlipkart() throws ClientProtocolException, IOException{
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		Map<String,Long> itemInventoryMap = new HashMap<String,Long>();
10049 vikram.rag 155 
		HttpClient client = new DefaultHttpClient();
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		HttpPost post = new HttpPost("https://seller.flipkart.com/login");
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		BufferedReader rd= null;
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		List<NameValuePair> nameValuePairs = new ArrayList<NameValuePair>();
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		nameValuePairs.add(new BasicNameValuePair("authName",
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		"flipkart"));
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		nameValuePairs.add(new BasicNameValuePair("username",
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		"flipkart-support@saholic.com"));
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		nameValuePairs.add(new BasicNameValuePair("password",
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		"076c27ee24d7596b06608a8ed2559f87"));
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		post.setEntity(new UrlEncodedFormEntity(nameValuePairs,"utf-8"));
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		HttpResponse response = client.execute(post);
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		rd = new BufferedReader(new InputStreamReader(response.getEntity().getContent()));
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		String line ="";
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		while ((line  = rd.readLine()) != null) {
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			//System.out.println(line);
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		}
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		HttpGet get = new HttpGet("https://seller.flipkart.com/sellerListing/listing/downloadTemplateForExistingProducts?category=Mobiles+%26+Cameras&sellerId=m2z93iskuj81qiid&feedType=PRICING_STOCK&useDefaultTemplate=false");
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		response = client.execute(get);
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		InputStream in = response.getEntity().getContent();
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		Workbook wb = new HSSFWorkbook(in);
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		Sheet sheet = wb.getSheetAt(0);
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		Row firstRow = sheet.getRow(0);
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		Row SecondRow = sheet.getRow(1);
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		for (Row row : sheet) {
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			if(row.equals(firstRow) || row.equals(SecondRow))
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				continue;
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			row.getCell(6).setCellType(Cell.CELL_TYPE_STRING);
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			row.getCell(15).setCellType(Cell.CELL_TYPE_STRING);
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			System.out.println("SKU " + row.getCell(6).getStringCellValue() + " " + "Quantity "+ row.getCell(15).getStringCellValue());
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			if(!row.getCell(15).getStringCellValue().equals("")){
10058 vikram.rag 186 
				itemInventoryMap.put(row.getCell(6).getStringCellValue(), Long.parseLong(row.getCell(15).getStringCellValue()));
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			}
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			else{
10058 vikram.rag 189 
				itemInventoryMap.put(row.getCell(6).getStringCellValue(),0L);
10049 vikram.rag 190 
			}
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		}
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		return itemInventoryMap;
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	}
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	static String getProductName(Item item){
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		return getName(item.getBrand())+" " + getName(item.getModelName())+" " + getName(item.getModelNumber())+" " + getName(item.getColor());
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	}
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	static String getName(String name){
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		if(name==null || name.length()==0){
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			return "";
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		}
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		else{
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			return name;
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		}
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	}
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}