Discount.java

/*
 * Copyright Codecrew Ry
 * 
 * All rights reserved.
 * 
 * This license applies to any software containing a notice placed by the 
 * copyright holder. Such software is herein referred to as the Software. 
 * This license covers modification, distribution and use of the Software. 
 * 
 * Any distribution and use in source and binary forms, with or without 
 * modification is not permitted without explicit written permission from the 
 * copyright owner. 
 * 
 * A non-exclusive royalty-free right is granted to the copyright owner of the 
 * Software to use, modify and distribute all modifications to the Software in 
 * future versions of the Software. 
 * 
 */
package fi.codecrew.moya.model;

import java.math.BigDecimal;
import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.Comparator;
import java.util.Date;
import java.util.List;

import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.JoinColumn;
import javax.persistence.Lob;
import javax.persistence.ManyToMany;
import javax.persistence.ManyToOne;
import javax.persistence.OneToMany;
import javax.persistence.Table;
import javax.persistence.Temporal;
import javax.persistence.TemporalType;

/**
 * 
 */
@Entity
@Table(name = "discounts")
public class Discount extends GenericEntity {
	public static final String SORT_FIELD = "sort";

	private static final long serialVersionUID = 1L;

	private static final String EVENT_ID = "event_id";
	private static final BigDecimal SCALE4_ZERO = BigDecimal.ZERO.setScale(4, RoundingMode.HALF_UP);
	private static final BigDecimal SCALE6_ZERO = BigDecimal.ZERO.setScale(6, RoundingMode.HALF_UP);

	public static Comparator<Discount> SORT_COMPARATOR  = new Comparator<Discount>(){

		@Override
		public int compare(Discount o1, Discount o2) {
			return Integer.compare(o1.getSort(), o2.getSort());
		}
		
	}; 
	
	@Column(name = SORT_FIELD, nullable = false)
	private int sort = 10;

	@ManyToOne()
	@JoinColumn(name = EVENT_ID, nullable = false)
	private LanEvent event;

	@Column(name = "percentage", nullable = false, precision = 9, scale = 6)
	private BigDecimal percentage = SCALE6_ZERO;

	@Column(name = "code")
	private String code;

	@Temporal(TemporalType.TIMESTAMP)
	@Column(name = "valid_from")
	private Date validFrom;
	
	@Temporal(TemporalType.TIMESTAMP)
	@Column(name = "valid_to")
	private Date validTo;

	@Lob
	@Column(name = "details")
	private String details;

	@Column(name = "shortdesc")
	private String shortdesc;

	@Column(name = "amount_min", nullable = false, precision = 24, scale = 4)
	private BigDecimal amountMin = SCALE4_ZERO;

	@Column(name = "amount_max", nullable = false, precision = 24, scale = 4)
	private BigDecimal amountMax = SCALE4_ZERO;

	@Column(name = "active", nullable = false)
	private boolean active = false;

	@Column(name = "max_num", nullable = false, precision = 24, scale = 4)
	private BigDecimal maxNum = SCALE4_ZERO;

	@Column(name = "per_user", nullable = false, precision = 24, scale = 4)
	private BigDecimal perUser = SCALE4_ZERO;

	@Column(name = "total_count", nullable = false, precision = 24, scale = 4)
	private BigDecimal totalCount = SCALE4_ZERO;

	@OneToMany(cascade = CascadeType.ALL, mappedBy = "discount")
	private List<DiscountInstance> discountInstances;

	@JoinColumn(name = "role_id", referencedColumnName = "id")
	@ManyToOne()
	private Role role;

	@JoinColumn(name = "product_id", referencedColumnName = "id", nullable = false, updatable = false)
	@ManyToMany(mappedBy = "discounts")
	private List<Product> products;

	public Discount() {
		super();
	}

	public Discount(Product product) {
		super();
		this.event = product.getEvent();
		this.products = new ArrayList<Product>();
		products.add(product);
	}

	public BigDecimal getAmountMin() {
		return amountMin;
	}

	public void setAmountMin(BigDecimal amountMin) {
		this.amountMin = amountMin;
	}

	public BigDecimal getAmountMax() {
		return amountMax;
	}

	public void setAmountMax(BigDecimal amountMax) {
		this.amountMax = amountMax;
	}

	public BigDecimal getMaxNum() {
		return maxNum;
	}

	public void setMaxNum(BigDecimal maxNum) {
		this.maxNum = maxNum;
	}

	public BigDecimal getPerUser() {
		return perUser;
	}

	public void setPerUser(BigDecimal perUser) {
		this.perUser = perUser;
	}

	public boolean isActive() {
		return active;
	}

	public String getCode() {
		return code;
	}

	public void setCode(String code) {
		this.code = code;
	}

	public String getDetails() {
		return details;
	}

	public void setDetails(String details) {
		this.details = details;
	}

	public void setActive(boolean active) {
		this.active = active;
	}

	public List<DiscountInstance> getDiscountInstances() {
		return discountInstances;
	}

	public void setDiscountInstances(List<DiscountInstance> discountInstanceList) {
		this.discountInstances = discountInstanceList;
	}

	public void setRole(Role role) {
		this.role = role;
	}

	public Role getRole() {
		return role;
	}

	public void setPercentage(BigDecimal percentage) {
		this.percentage = percentage;
	}

	public BigDecimal getPercentage() {
		return percentage;
	}

	public void setShortdesc(String shortdesc) {
		this.shortdesc = shortdesc;
	}

	public String getShortdesc() {
		return shortdesc;
	}

	public void setTotalCount(BigDecimal totalCount) {
		this.totalCount = totalCount;
	}

	public BigDecimal getTotalCount() {
		return totalCount;
	}

	public void setProducts(List<Product> products) {
		this.products = products;
	}

	public List<Product> getProducts() {
		return products;
	}

	public LanEvent getEvent() {
		return event;
	}

	public void setEvent(LanEvent event) {
		this.event = event;
	}

	public Date getValidTo() {
		return validTo;
	}

	public void setValidTo(Date validTo) {
		this.validTo = validTo;
	}

	public Date getValidFrom() {
		return validFrom;
	}

	public void setValidFrom(Date validFrom) {
		this.validFrom = validFrom;
	}

	public int getSort() {
		return sort;
	}

	public void setSort(int sort) {
		this.sort = sort;
	}

}