Subversion Repositories SmartDukaan

/**

 * 

 */

package in.shop2020.crm.service.handler;

import in.shop2020.crm.Activity;

import in.shop2020.crm.ActivityType;

import in.shop2020.crm.Agent;

import in.shop2020.crm.CRMService.Iface;

import in.shop2020.crm.SearchFilter;

import in.shop2020.crm.Ticket;

import in.shop2020.crm.TicketCategory;

import in.shop2020.crm.TicketPriority;

import in.shop2020.crm.TicketStatus;

import in.shop2020.crm.handler.ActivityHandler;

import in.shop2020.crm.handler.AgentHandler;

import in.shop2020.crm.handler.TicketHandler;

import in.shop2020.model.v1.order.Order;

import in.shop2020.model.v1.order.OrderStatus;

import in.shop2020.model.v1.order.Transaction;

import in.shop2020.model.v1.order.TransactionService.Client;

import in.shop2020.model.v1.order.TransactionServiceException;

import in.shop2020.model.v1.user.User;

import in.shop2020.model.v1.user.UserContextException;

import in.shop2020.thrift.clients.TransactionClient;

import in.shop2020.thrift.clients.UserClient;

import java.text.ParseException;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

import org.apache.commons.logging.Log;

import org.apache.commons.logging.LogFactory;

import org.apache.thrift.TException;

import org.springframework.context.ApplicationContext;

import org.springframework.context.support.ClassPathXmlApplicationContext;

import org.springframework.stereotype.Service;

import org.springframework.transaction.annotation.Transactional;

/**

 * Implementation of the interface/services exposed by thrift to clients!

 * 

 * @author mandeep

 */

@Service

public class CRMServiceHandler implements Iface {

    public static final long   ADMIN_AGENT_ID   = 1;

    ApplicationContext context         = new ClassPathXmlApplicationContext(

                                               "context.xml");

    TicketHandler      ticketHandler   = context.getBean(TicketHandler.class);

    ActivityHandler    activityHandler = context.getBean(ActivityHandler.class);

    AgentHandler       agentHandler    = context.getBean(AgentHandler.class);

    private static final Log log = LogFactory.getLog(CRMServiceHandler.class);

    private static final double TRUST_THRESHOLD_LEVEL = 4.5;

    public List<Ticket> getTickets(SearchFilter searchFilter) throws TException {

        List<Ticket> ttickets = new ArrayList<Ticket>();

        for (in.shop2020.crm.domain.Ticket ticket : ticketHandler

                .getTickets(in.shop2020.crm.domain.SearchFilter

                        .create(searchFilter))) {

            ttickets.add(ticket.getThriftTicket());

        }

        return ttickets;

    }

    public List<Ticket> getUnassignedTickets() throws TException {

        List<Ticket> tickets = new ArrayList<Ticket>();

        for (in.shop2020.crm.domain.Ticket ticket : ticketHandler

                .getUnassignedTickets()) {

            tickets.add(ticket.getThriftTicket());

        }

        return tickets;

    }

    @Transactional

    public void updateTicket(Ticket ticket, Activity activity)

            throws TException {

        try {

            ticketHandler.updateTicket(in.shop2020.crm.domain.Ticket

                    .create(ticket));

            activity.setTicketId(ticket.getId());

            activityHandler.insertActivity(in.shop2020.crm.domain.Activity

                    .create(activity));

        } catch (ParseException e) {

            throw new TException("Could not update " + ticket, e);

        }

    }

    @Transactional

    public long insertTicket(Ticket ticket, Activity activity)

            throws TException {

        try {

            long ticketId = ticketHandler

                    .insertTicket(in.shop2020.crm.domain.Ticket.create(ticket));

            activity.setTicketId(ticketId);

            activityHandler.insertActivity(in.shop2020.crm.domain.Activity

                    .create(activity));

            return ticketId;

        } catch (ParseException e) {

            throw new TException("Could not insert " + ticket, e);

        }

    }

    public List<Activity> getActivities(SearchFilter searchFilter)

            throws TException {

        List<Activity> tactivities = new ArrayList<Activity>();

        List<in.shop2020.crm.domain.Activity> activities = activityHandler

                .getActivities(in.shop2020.crm.domain.SearchFilter

                        .create(searchFilter));

        if (activities != null) {

            for (in.shop2020.crm.domain.Activity ticket : activities) {

                tactivities.add(ticket.getThriftActivity());

            }

        }

        return tactivities;

    }

    public long insertActivity(Activity activity) throws TException {

        try {

            return activityHandler.insertActivity(in.shop2020.crm.domain.Activity

                    .create(activity));

        } catch (ParseException e) {

            throw new TException("Could not insert " + activity, e);

        }

    }

    @Transactional

    public void markAsRead(long activityId, long agentId) throws TException {

        in.shop2020.crm.domain.SearchFilter searchFilter = new in.shop2020.crm.domain.SearchFilter();

        searchFilter.setActivityId(activityId);

        activityHandler.markAsRead(activityId);

        in.shop2020.crm.domain.Activity activity = activityHandler

                .getActivities(searchFilter).get(0);

        activity.setCreatorId(agentId);

        activity.setDescription("Marked as read ticketId: "

                + activity.getTicketId() + ", activityId: " + activityId);

        activity.setType(ActivityType.OTHER);

        activityHandler.insertActivity(activity);

    }

    public List<Agent> getAgents(SearchFilter searchFilter) throws TException {

        List<Agent> agents = new ArrayList<Agent>();

        for (in.shop2020.crm.domain.Agent agent : agentHandler

                .getAgents(in.shop2020.crm.domain.SearchFilter

                        .create(searchFilter))) {

            agents.add(agent.getThriftAgent());

        }

        return agents;

    }

    public void updatePasswordForAgent(String agentEmailId, String password)

            throws TException {

        agentHandler.updatePasswordForAgent(agentEmailId, password);

    }

    public long getLastEmailProcessedTimestamp() throws TException {

        return agentHandler.getLastEmailProcessedTimestamp().getTime();

    }

    public void updateLastEmailProcessedTimestamp(long timestamp)

            throws TException {

        agentHandler.updateLastEmailProcessedTimestamp(new Date(timestamp));

    }

    public List<String> getRoleNamesForAgent(String agentEmailId)

            throws TException {

        return agentHandler.getRoleNamesForAgent(agentEmailId);

    }

    public List<String> getPermissionsForRoleName(String roleName)

            throws TException {

        return agentHandler.getPermissionsForRoleName(roleName);

    }

	public boolean isAlive() throws TException {

		// TODO Auto-generated method stub

		return true;

	}

	public void closeSession() throws TException {

		// TODO Auto-generated method stub

	}

	/**

	 * Async method that creates a ticket if necessary for COD verification

	 */

    public void processCODTxn(long transactionId) {

        try {

            log.info("Processing txn id: " + transactionId);

            Client client = new TransactionClient().getClient();

            Transaction transaction = client.getTransaction(transactionId);

            in.shop2020.model.v1.user.UserContextService.Client userClient = new UserClient().getClient();

            User user = userClient.getUserById(transaction.getCustomer_id());

            if (user.getTrustLevel() - TRUST_THRESHOLD_LEVEL < 1e-4) {

                for (Order order : transaction.getOrders()) {

                    log.info("Processing order: " + order.getId());

                    if (order.isCod() && OrderStatus.INIT.equals(order.getStatus())) {

                        log.info("Processing COD order: " + order.getId());

                        SearchFilter searchFilter = new SearchFilter();

                        searchFilter.setTicketStatuses(new ArrayList<TicketStatus>());

                        searchFilter.getTicketStatuses().add(TicketStatus.OPEN);

                        searchFilter.getTicketStatuses().add(TicketStatus.REOPEN);

                        searchFilter.setTicketCategory(TicketCategory.COD_VERIFICATION);

                        searchFilter.setCustomerId(transaction.getCustomer_id());

                        // No need to create a ticket if there exists one for the customer!

                        if (this.getTickets(searchFilter).isEmpty()) {

                            log.info("Logging ticket");

                            Ticket ticket = new Ticket();

                            ticket.setCategory(TicketCategory.COD_VERIFICATION);

                            ticket.setCreatorId(ADMIN_AGENT_ID);

                            ticket.setCustomerId(transaction.getCustomer_id());

                            ticket.setDescription("Requires COD verification");

                            ticket.setPriority(TicketPriority.HIGH);

                            ticket.setStatus(TicketStatus.OPEN);

                            ticket.setAssigneeId(ADMIN_AGENT_ID);

                            Activity activity = new Activity();

                            activity.setCreatorId(ticket.getCreatorId());

                            activity.setCustomerId(ticket.getCustomerId());

                            activity.setDescription("Creating ticket");

                            activity.setTicketCategory(ticket.getCategory());

                            activity.setTicketDescription(ticket.getDescription());

                            activity.setTicketPriority(ticket.getPriority());

                            activity.setTicketStatus(ticket.getStatus());

                            activity.setTicketAssigneeId(ticket.getAssigneeId());

                            activity.setType(ActivityType.OTHER);

                            this.insertTicket(ticket, activity);

                            break;                           

                        }

                    }

                }

            }

            else {

                log.info("Autoverifying orders");

                // Submit order for processing

                for (Order order : transaction.getOrders()) {

                    log.info("Processing order: " + order.getId());

                    client.changeOrderStatus(order.getId(), OrderStatus.SUBMITTED_FOR_PROCESSING, "In Process");

                }

            }

        } catch (TransactionServiceException e) {

            log.error("Could not fetch transaction details", e);

        } catch (UserContextException e) {

            log.error("Could not fetch user details", e);

        } catch (TException e) {

            log.info("Error processing txn id: " + transactionId);

        } catch (Exception e) {

            log.info("Exception processing txn id: " + transactionId);

        }

    }

    /**

     * Async method to create tickets for failed payments.

     */

    public void processPaymentFailure(long customerId) {

        try {

            log.info("Processing Payment failure for customerId: " + customerId);

            SearchFilter searchFilter = new SearchFilter();

            searchFilter.setTicketStatuses(new ArrayList<TicketStatus>());

            searchFilter.getTicketStatuses().add(TicketStatus.OPEN);

            searchFilter.getTicketStatuses().add(TicketStatus.REOPEN);

            searchFilter.setTicketCategory(TicketCategory.FAILED_PAYMENTS);

            searchFilter.setCustomerId(customerId);

            // No need to create a ticket if there exists one for the customer!

            if (this.getTickets(searchFilter).isEmpty()) {

                Ticket ticket = new Ticket();

                ticket.setCategory(TicketCategory.FAILED_PAYMENTS);

                ticket.setCreatorId(ADMIN_AGENT_ID);

                ticket.setCustomerId(customerId);

                ticket.setDescription("Requires payment failures' follow-up!");

                ticket.setPriority(TicketPriority.HIGH);

                ticket.setStatus(TicketStatus.OPEN);

                ticket.setAssigneeId(ADMIN_AGENT_ID);

                Activity activity = new Activity();

                activity.setCreatorId(ticket.getCreatorId());

                activity.setCustomerId(ticket.getCustomerId());

                activity.setDescription("Creating ticket");

                activity.setTicketCategory(ticket.getCategory());

                activity.setTicketDescription(ticket.getDescription());

                activity.setTicketPriority(ticket.getPriority());

                activity.setTicketStatus(ticket.getStatus());

                activity.setType(ActivityType.OTHER);

                activity.setTicketAssigneeId(ticket.getAssigneeId());

                this.insertTicket(ticket, activity);

            }

        } catch (TException e) {

            log.error("Error fetching/inserting tickets for customer Id: " + customerId, e);

        } catch (Exception e) {

            log.error("Exception processing payment failrue for customer Id: " + customerId, e);

        }

    }

}