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package in.shop2020.serving.controllers;
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import java.util.Date;
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import javax.servlet.http.Cookie;
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import org.apache.juli.logging.Log;
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import org.apache.juli.logging.LogFactory;
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import org.apache.struts2.convention.annotation.Result;
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import org.apache.struts2.convention.annotation.Results;
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import org.apache.struts2.rest.DefaultHttpHeaders;
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import org.apache.struts2.rest.HttpHeaders;
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import org.apache.thrift.TException;
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import in.shop2020.model.v1.user.AuthenticationException;
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import in.shop2020.model.v1.user.User;
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import in.shop2020.model.v1.user.UserContextException;
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import in.shop2020.model.v1.user.UserContextService.Client;
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import in.shop2020.serving.utils.Utils;
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import in.shop2020.thrift.clients.UserContextServiceClient;
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import com.opensymphony.xwork2.ModelDriven;
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/**
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 * Authantication class to authenticate the user.
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 *
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 * @author rajveer
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 *
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 */
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public class AuthController extends BaseController implements ModelDriven<Object>{
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	private Auth auth = new Auth();
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	private UserContextServiceClient client = null;
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	private int errorCode = 0;
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	private String errorMessage;
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	private String id;
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	private String nameOfUser;
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	private static Log log = LogFactory.getLog(AuthController.class);
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	public AuthController(){
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		try {
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			client = new UserContextServiceClient();
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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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	@Override
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	public Object getModel() {
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		return this.auth;
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	}
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	// POST /auth
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	public HttpHeaders create(){
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		log.info(auth);
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		Client c = client.getClient();
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		String userEmail = auth.getUserName();
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		String password = auth.getPassword();
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		try {
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			User user = c.authenticateUser(userEmail, password);
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			if (user != null){
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				long userId = user.getUserId();
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				c.setUserAsLoggedIn(userId, (new Date()).getTime());
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				userinfo.setUserId(userId);
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				userinfo.setLoggedIn(true);
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				userinfo.setEmail(userEmail);
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				userinfo.setNameOfUser(user.getName());
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				this.nameOfUser = user.getName();
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				c.mergeCart(userinfo.getCartId(), user.getActiveCartId());
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				userinfo.setCartId(user.getActiveCartId());
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				userinfo.setTotalItems(Utils.getNumberOfItemsInCart(userinfo.getCartId()));
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				this.session.setAttribute("userinfo", userinfo);
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				Cookie cookie1 = new Cookie("userid", userId+"");
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			    	this.response.addCookie(cookie1);
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				return new DefaultHttpHeaders("lsuccess");
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			}
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		} catch (AuthenticationException e) {
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			errorCode = e.getErrorCode();
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			errorMessage = e.getMessage();
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			log.error("Exception number is: " +  errorCode + "Exception message is:" + errorMessage);
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		} catch (TException e) {
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			errorCode = -1;
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			e.printStackTrace();
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			log.error("Exception number is: " +  errorCode + "Exception message is:" + errorMessage);
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		} catch (UserContextException e) {
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			errorCode = e.getErrorCode();
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			e.printStackTrace();
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			log.error("Exception number is: " +  errorCode + "Exception message is:" + errorMessage);
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		}
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		return new DefaultHttpHeaders("lfail");
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	}
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	public int getErrorCode() {
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		return errorCode;
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	}
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	public String getErrorMessage() {
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		return errorMessage;
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	}
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	public String getId(){
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		return id;
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	}
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	public void setId(String id){
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		this.id = id;
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	}
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	public Auth getAuth() {
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		return auth;
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	}
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	public void setAuth(Auth auth) {
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		this.auth = auth;
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	}
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	public String getUserName(){
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		return nameOfUser;
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	}
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}