package com.topdish.jdo;



import java.io.Serializable;

import java.util.ArrayList;

import java.util.Date;

import java.util.List;

import java.util.UUID;



import javax.jdo.annotations.IdGeneratorStrategy;

import javax.jdo.annotations.PersistenceCapable;

import javax.jdo.annotations.Persistent;

import javax.jdo.annotations.PrimaryKey;



import com.google.appengine.api.datastore.Key;

import com.google.appengine.api.users.User;



/**

 * Class representing a TopDish user. Created as a wrapper for the built-in

 * {@link User} class to provide more flexibility and detail.

 * 

 * @author ralmand (Randy Almand)

 */



@PersistenceCapable

public class TDUser implements TDPersistable, Serializable {

	private static final long serialVersionUID = 1L;



	/**

	 * The datastore key of this object

	 */

	@PrimaryKey

	@Persistent(valueStrategy = IdGeneratorStrategy.IDENTITY)

	private Key key;



	/**

	 * The {@link User} object of this ExUser

	 */

	@Persistent

	private User userObj;



	/**

	 * The ID string of the user object

	 */

	@Persistent

	private String userID;



	/**

	 * The user's nickname

	 */

	@Persistent

	private String nickname;



	/**

	 * The user's email address

	 */

	@Persistent

	private String email;



	/**

	 * User's photo

	 */

	@Persistent

	private Key photo;



	/**

	 * The "foodie bio"

	 */

	@Persistent

	private String bio;



	@Persistent

	private Integer numReviews;



	@Persistent

	private Integer numPosReviews;



	@Persistent

	private Integer numNegReviews;



	@Persistent

	private Integer numDishes;



	@Persistent

	private List<Key> restaurants;



	@Persistent

	private Integer numRestaurants;



	@Persistent

	private Integer numFlagsInappropriate;



	@Persistent

	private Integer numFlagsSpam;



	@Persistent

	private Integer numFlagsInaccurate;



	@Persistent

	private Integer numFlagsTotal;



	@Persistent

	private List<Key> flags;



	@Persistent

	private List<Key> lifestyles;



	@Persistent

	private List<Key> allergens;



	/**

	 * User's API Key

	 */

	@Persistent

	private String ApiKey = UUID.randomUUID().toString();



	/**

	 * user role

	 */

	@Persistent

	private Integer role = 0;



	/**

	 * Facebook ID

	 */

	@Persistent

	private String facebookId;



	/**

	 * Class constructor that takes a user object, nickname, email address, and

	 * photo and default role(standard)

	 * 

	 * @param userObj

	 *            a {@link User} object

	 * @param nickname

	 *            a nickname chosen by the user to be displayed instead of their

	 *            email address

	 * @param email

	 *            an email address that the user provided

	 * @param photo

	 *            key of photo objec to set as avatar

	 * 

	 */

	public TDUser(User userObj, String nickname, String email, Key photo) {

		this(userObj, nickname, email, photo, TDUserRole.ROLE_STANDARD);

	}



	/**

	 * Class constructor that takes a user object, nickname, email address, and

	 * photo and role

	 * 

	 * @param userObj

	 *            a {@link User} object

	 * @param nickname

	 *            a nickname chosen by the user to be displayed instead of their

	 *            email address

	 * @param email

	 *            an email address that the user provided

	 * @param photo

	 *            key of photo objec to set as avatar

	 * @param role

	 *            role of a user

	 */

	public TDUser(User userObj, String nickname, String email, Key photo,

			int role) {

		this.userObj = userObj;

		this.userID = userObj.getUserId();

		this.nickname = nickname;

		this.email = email;

		this.photo = photo;

		this.role = role;

	}



	/**

	 * Class constructor that takes a user object, nickname, email address, and

	 * role

	 * 

	 * @param userObj

	 *            a {@link User} object

	 * @param nickname

	 *            a nickname chosen by the user to be displayed instead of their

	 *            email address

	 * @param email

	 *            an email address that the user provided

	 * @param photo

	 *            key of photo objec to set as avatar

	 * @param role

	 *            role of a user

	 */

	public TDUser(User userObj, String nickname, String email, int role) {

		this(userObj, nickname, email, null, role);

	}



	/**

	 * Class constructor that takes a user object, nickname, and email address.

	 * 

	 * @param userObj

	 *            a {@link User} object

	 * @param nickname

	 *            a nickname chosen by the user to be displayed instead of their

	 *            email address

	 * @param email

	 *            an email address that the user provided

	 * 

	 */

	public TDUser(User userObj, String nickname, String email) {

		this(userObj, nickname, email, null);

	}



	/**

	 * Class constructor for creating a user with only a user object.

	 * 

	 * @param userObj

	 *            a com.google.appengine.api.users.User object

	 */

	public TDUser(User userObj) {

		this(userObj, userObj.getNickname(), userObj.getEmail(), null);

	}



	/**

	 * Fetches the user's nickname

	 * 

	 * @return the user's nickname

	 */

	public String getNickname() {

		return this.nickname;

	}



	/**

	 * Sets the user's nickname

	 * 

	 * @param nickname

	 *            nickname to set

	 */

	public void setNickname(String nickname) {

		this.nickname = nickname;

	}



	/**

	 * Fetches the user's email address

	 * 

	 * @return the user's email address

	 */

	public String getEmail() {

		return this.email;

	}



	/**

	 * Sets the user's email address

	 * 

	 * @param email

	 *            address to set

	 */

	public void setEmail(String email) {

		this.email = email;

	}



	/**

	 * Fetches the {@link User} object

	 * 

	 * @return the {@link User} object

	 */

	public User getUserObj() {

		return this.userObj;

	}

	

	/**

	 * Sets the {@link User} object

	 * 

	 * @return the current {@link TDUser} object

	 */

	public TDUser setUserObj(User userObj) {

		this.userObj = userObj;

		this.userID = userObj.getUserId();

		return this;

	}



	/**

	 * Fetches the datastore object {@link Key}

	 * 

	 * @return the datastore object {@link Key}

	 */

	public Key getKey() {

		return this.key;

	}



	/**

	 * Fetches the {@link User} ID

	 * 

	 * @return the {@link User} ID

	 */

	public String getUserID() {

		return this.userID;

	}



	public void setPhoto(Key p) {

		this.photo = p;

	}



	public Key getPhoto() {

		return this.photo;

	}



	public void setBio(String bio) {

		this.bio = bio;

	}



	public String getBio() {

		return this.bio;

	}



	public List<Key> getLifestyles() {

		return this.lifestyles;

	}



	public void setLifestyles(List<Key> lifestyles) {

		this.lifestyles = lifestyles;

	}



	public List<Key> getAllergens() {

		return this.allergens;

	}



	public void setAllergens(List<Key> allergens) {

		this.allergens = allergens;

	}



	public void removePhoto() {

		this.photo = null;

	}



	/**

	 * Remove dish to correct user's stats.

	 */

	public void removeDish() {

		if (this.numDishes > 0) {

			this.numDishes--;

		}

	}



	/**

	 * Remove a review that a user wrote to correct their stats.

	 * 

	 * @param r

	 *            review to remove

	 */

	public void removeReview(Review r) {

		if (r.getDirection() == Review.POSITIVE_DIRECTION) {

			if (this.numPosReviews > 0) {

				this.numPosReviews--;

			}

		} else if (r.getDirection() == Review.NEGATIVE_DIRECTION) {

			if (this.numNegReviews > 0) {

				this.numNegReviews--;

			}

		}

	}



	/**

	 * Add a review to increase the user's stats.

	 * 

	 * @param r

	 *            review to add

	 */

	public void addReview(Review r) {

		if (this.numReviews == null) {

			this.numReviews = 0;

		}

		if (this.numPosReviews == null) {

			this.numPosReviews = 0;

		}

		if (this.numNegReviews == null) {

			this.numNegReviews = 0;

		}



		this.numReviews++;



		if (r.getDirection() == Review.POSITIVE_DIRECTION) {

			this.numPosReviews++;

		} else if (r.getDirection() == Review.NEGATIVE_DIRECTION) {

			this.numNegReviews++;

		}

	}



	public Integer getNumReviews() {

		if (this.numReviews == null)

			return 0;

		return this.numReviews;

	}



	/**

	 * Add dish to increase user's stats.

	 * 

	 * @param d

	 *            dish to add

	 */

	public void addDish() {

		if (this.numDishes == null) {

			this.numDishes = 0;

		}



		this.numDishes++;

	}



	public Integer getNumDishes() {

		if (null == numDishes)

			return 0;

		else

			return this.numDishes;

	}



	/**

	 * 

	 * @param r

	 *            restaurant to add

	 * 

	 * @deprecated Not necessary any more since getDishes now uses GQL query

	 */

	public void addRestaurant(Restaurant r) {

		if (this.restaurants == null) {

			this.restaurants = new ArrayList<Key>();

		}

		if (this.numRestaurants == null) {

			this.numRestaurants = 0;

		}



		this.restaurants.add(r.getKey());

		this.numRestaurants++;

	}



	public Integer getNumPosReviews() {

		if (this.numPosReviews == null)

			return 0;

		else

			return this.numPosReviews;

	}



	public Integer getNumNegReviews() {

		if (this.numNegReviews == null)

			return 0;

		else

			return this.numNegReviews;

	}



	public void addFlag(Flag flag) {

		if (this.numFlagsInaccurate == null) {

			this.numFlagsInaccurate = 0;

		}

		if (this.numFlagsInappropriate == null) {

			this.numFlagsInappropriate = 0;

		}

		if (this.numFlagsSpam == null) {

			this.numFlagsSpam = 0;

		}

		if (this.numFlagsTotal == null) {

			this.numFlagsTotal = 0;

		}



		switch (flag.getType()) {

		case Flag.INACCURATE:

			this.numFlagsInaccurate++;

			break;

		case Flag.INAPPROPRIATE:

			this.numFlagsInappropriate++;

			break;

		case Flag.SPAM:

			this.numFlagsSpam++;

			break;

		}

		this.numFlagsTotal++;

		this.flags.add(flag.getKey());

	}



	public Integer getNumFlagsInaccurate() {

		if (this.numFlagsInaccurate == null) {

			return 0;

		} else {

			return this.numFlagsInaccurate;

		}

	}



	public Integer getNumFlagsInappropriate() {

		if (this.numFlagsInappropriate == null) {

			return 0;

		} else {

			return this.numFlagsInappropriate;

		}

	}



	public Integer getNumFlagsSpam() {

		if (this.numFlagsSpam == null) {

			return 0;

		} else {

			return this.numFlagsSpam;

		}

	}



	public Integer getNumFlagsTotal() {

		if (this.numFlagsTotal == null) {

			return 0;

		} else {

			return this.numFlagsTotal;

		}

	}



	/**

	 * Set the API Key

	 * 

	 * @param apiKey

	 *            - the API key to set

	 * @return the current user

	 */

	public TDUser setApiKey(String apiKey) {

		this.ApiKey = apiKey;

		return this;

	}



	/**

	 * Get the API Key

	 * 

	 * @return user's api key

	 */

	public String getApiKey() {



		if (null == this.ApiKey)

			this.ApiKey = UUID.randomUUID().toString();



		return this.ApiKey;

	}



	/**

	 * Fetches the user's role

	 * 

	 * @return the user's role

	 */

	public Integer getRole() {

		if (null == this.role)

			return (this.role = TDUserRole.ROLE_STANDARD);

		return this.role;

	}



	/**

	 * Set the role

	 * 

	 * @param role

	 *            - role to set

	 */

	public void setRole(Integer role) {

		this.role = role;

	}



	/**

	 * Get the Facebook ID

	 * 

	 * @return the facebook id

	 */

	public String getFacebookId() {

		return this.facebookId;

	}



	/**

	 * Set the Facebook Id

	 * 

	 * @param facebookId

	 *            - the facebook id

	 * @return the current {@link TDUser} instance

	 */

	public TDUser setFacebookId(String facebookId) {

		this.facebookId = facebookId;

		return this;

	}



	@Override

	public Date getDateCreated() {

		// TODO Auto-generated method stub

		return null;

	}



	@Override

	public Date getDateModified() {

		// TODO Auto-generated method stub

		return null;

	}



	@Override

	public void setDateModified(Date dateModified) {

		// TODO Auto-generated method stub



	}



	@Override

	public Key getCreator() {

		// TODO Auto-generated method stub

		return null;

	}



	@Override

	public void setLastEditor(Key lastEditor) {

		// TODO Auto-generated method stub



	}



	@Override

	public Key getLastEditor() {

		// TODO Auto-generated method stub

		return null;

	}



}