Payment.java

/*
 * Copyright (C) 2015 Arthur Gregorio, AG.Software
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
package br.com.webbudget.domain.model.entity.financial;

import br.com.webbudget.domain.model.entity.miscellany.FinancialPeriod;
import br.com.webbudget.domain.model.entity.converter.JPALocalDateConverter;
import br.com.webbudget.domain.model.entity.PersistentEntity;
import br.com.webbudget.domain.model.entity.entries.Wallet;
import br.com.webbudget.domain.model.entity.entries.Card;
import br.com.webbudget.domain.misc.ex.InternalServiceError;
import br.com.webbudget.infraestructure.configuration.ApplicationUtils;
import java.time.LocalDate;
import javax.persistence.Column;
import javax.persistence.Convert;
import javax.persistence.Entity;
import javax.persistence.Enumerated;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
import javax.persistence.Table;
import javax.validation.constraints.NotNull;
import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.Setter;
import lombok.ToString;

/**
 *
 * @author Arthur Gregorio
 *
 * @version 1.0.0
 * @since 1.0.0, 03/04/2014
 */
@Entity
@Table(name = "payments")
@ToString(callSuper = true, of = "code")
@EqualsAndHashCode(callSuper = true, of = "code")
public class Payment extends PersistentEntity {

    @Getter
    @Setter
    @Column(name = "code", nullable = false, length = 8, unique = true)
    private String code;
    @Getter
    @Setter
    @NotNull(message = "{payment.payment-date}")
    @Column(name = "payment_date", nullable = false)
    @Convert(converter = JPALocalDateConverter.class)
    private LocalDate paymentDate;
    @Getter
    @Setter
    @Enumerated
    @NotNull(message = "{payment.payment-method}")
    @Column(name = "payment_method_type", nullable = false)
    private PaymentMethodType paymentMethodType;

    @Getter
    @Setter
    @ManyToOne
    @JoinColumn(name = "id_card")
    private Card card;
    @Getter
    @Setter
    @ManyToOne
    @JoinColumn(name = "id_wallet")
    private Wallet wallet;

    /**
     *
     */
    public Payment() {
        this.paymentDate = LocalDate.now();
        this.paymentMethodType = PaymentMethodType.IN_CASH;
        this.code = ApplicationUtils.createRamdomCode(5, false);
    }

    /**
     * Com este metodo construimos a data de vencimendo do cartao caso seja um
     * pagamento via cartao de credito para entao setar no movimento a fim de
     * que ele esteja no vencimento do cartao
     *
     * @param period o periodo que esperamos que a data compreenda
     * @return a data de vencimento do cartao
     */
    public LocalDate getCreditCardInvoiceDueDate(FinancialPeriod period) {

        if (this.card == null) {
            throw new InternalServiceError("movement.validate.payment-not-credit-card");
        }
        
        final int expiration = this.card.getExpirationDay();

        if (expiration != 0) {
            return period.getEnd().withDayOfMonth(expiration).plusMonths(1);
        } else {
            return period.getEnd();
        }
    }
    
    /**
     * @return se este pagamento eh em dinheiro
     */
    public boolean isPaidInCash() {
        return this.paymentMethodType == PaymentMethodType.IN_CASH;
    }
    
    /**
     * @return se este pagamento eh em credito
     */
    public boolean isPaidOnCredit() {
        return this.paymentMethodType == PaymentMethodType.CREDIT_CARD;
    }
    
    /**
     * @return se este pagamento eh em debito
     */
    public boolean isPaidOnDebit() {
        return this.paymentMethodType == PaymentMethodType.DEBIT_CARD;
    }

    /**
     * Valida se este pagamento eh valido
     */
    public void validatePaymentMethod() {
        if (this.isPaidInCash() && this.wallet == null) {
            throw new InternalServiceError("error.payment.no-wallet");
        } else if ((this.isPaidOnCredit() || this.isPaidOnDebit()) && this.card == null) {
            throw new InternalServiceError("error.payment.no-card");
        }
    }
}