package com.kaidi.oa.domain;

import jakarta.persistence.Entity;
import jakarta.persistence.GeneratedValue;
import jakarta.persistence.GenerationType;
import jakarta.persistence.Id;
import jakarta.persistence.Table;

import java.math.BigDecimal;
import java.time.Instant;

/**
 * 内部往来单据（支付中心·内部结算管理）。
 * 集团内各分子公司之间发生交易（代采/调拨/共享服务），结算中心生成内部往来单，
 * 记录交易金额、事由；支持对账确认与差异调整申请。
 * 状态：待确认 → 已确认 → 有差异 → 差异已调整 → 已结清。
 */
@Entity
@Table(name = "pmt_internal_trans")
public class PmtInternalTrans {

    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Long id;

    /** 内部往来单号。 */
    private String code;

    /** 往来类型：代采 / 调拨 / 共享服务 / 利息 / 其他。 */
    private String transType;

    /** 付款方公司主体。 */
    private String payerSubject;

    /** 收款方公司主体。 */
    private String receiverSubject;

    /** 往来金额。 */
    private BigDecimal amount = BigDecimal.ZERO;

    /** 利率（内部计息时使用，年化，如 3.5 表示 3.5%）。 */
    private Double interestRate;

    /** 计息起始日。 */
    private String interestFrom;

    /** 计息截止日。 */
    private String interestTo;

    /** 计算利息金额（内部计息时自动填充）。 */
    private BigDecimal interestAmount = BigDecimal.ZERO;

    /** 业务日期（YYYY-MM-DD）。 */
    private String bizDate;

    /** 对账期间（如 2026-05）。 */
    private String reconPeriod;

    /** 事由描述。 */
    private String summary;

    /** 付款方确认人。 */
    private String payerConfirmedBy;

    /** 付款方确认时间。 */
    private Instant payerConfirmedAt;

    /** 收款方确认人。 */
    private String receiverConfirmedBy;

    /** 收款方确认时间。 */
    private Instant receiverConfirmedAt;

    /** 差异说明（有差异时填写）。 */
    private String differenceNote;

    /** 状态：待确认 / 已确认 / 有差异 / 差异已调整 / 已结清。 */
    private String status;

    /** 关联应收单 id（从本交易生成的应收单）。 */
    private Long arItemId;

    /** 关联应付单 id（从本交易生成的应付单）。 */
    private Long apItemId;

    private String createdBy;
    private Instant createdAt;

    public Long getId() { return id; }
    public void setId(Long id) { this.id = id; }

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

    public String getTransType() { return transType; }
    public void setTransType(String transType) { this.transType = transType; }

    public String getPayerSubject() { return payerSubject; }
    public void setPayerSubject(String payerSubject) { this.payerSubject = payerSubject; }

    public String getReceiverSubject() { return receiverSubject; }
    public void setReceiverSubject(String receiverSubject) { this.receiverSubject = receiverSubject; }

    public BigDecimal getAmount() { return amount; }
    public void setAmount(BigDecimal amount) { this.amount = amount; }

    public Double getInterestRate() { return interestRate; }
    public void setInterestRate(Double interestRate) { this.interestRate = interestRate; }

    public String getInterestFrom() { return interestFrom; }
    public void setInterestFrom(String interestFrom) { this.interestFrom = interestFrom; }

    public String getInterestTo() { return interestTo; }
    public void setInterestTo(String interestTo) { this.interestTo = interestTo; }

    public BigDecimal getInterestAmount() { return interestAmount; }
    public void setInterestAmount(BigDecimal interestAmount) { this.interestAmount = interestAmount; }

    public String getBizDate() { return bizDate; }
    public void setBizDate(String bizDate) { this.bizDate = bizDate; }

    public String getReconPeriod() { return reconPeriod; }
    public void setReconPeriod(String reconPeriod) { this.reconPeriod = reconPeriod; }

    public String getSummary() { return summary; }
    public void setSummary(String summary) { this.summary = summary; }

    public String getPayerConfirmedBy() { return payerConfirmedBy; }
    public void setPayerConfirmedBy(String payerConfirmedBy) { this.payerConfirmedBy = payerConfirmedBy; }

    public Instant getPayerConfirmedAt() { return payerConfirmedAt; }
    public void setPayerConfirmedAt(Instant payerConfirmedAt) { this.payerConfirmedAt = payerConfirmedAt; }

    public String getReceiverConfirmedBy() { return receiverConfirmedBy; }
    public void setReceiverConfirmedBy(String receiverConfirmedBy) { this.receiverConfirmedBy = receiverConfirmedBy; }

    public Instant getReceiverConfirmedAt() { return receiverConfirmedAt; }
    public void setReceiverConfirmedAt(Instant receiverConfirmedAt) { this.receiverConfirmedAt = receiverConfirmedAt; }

    public String getDifferenceNote() { return differenceNote; }
    public void setDifferenceNote(String differenceNote) { this.differenceNote = differenceNote; }

    public String getStatus() { return status; }
    public void setStatus(String status) { this.status = status; }

    public Long getArItemId() { return arItemId; }
    public void setArItemId(Long arItemId) { this.arItemId = arItemId; }

    public Long getApItemId() { return apItemId; }
    public void setApItemId(Long apItemId) { this.apItemId = apItemId; }

    public String getCreatedBy() { return createdBy; }
    public void setCreatedBy(String createdBy) { this.createdBy = createdBy; }

    public Instant getCreatedAt() { return createdAt; }
    public void setCreatedAt(Instant createdAt) { this.createdAt = createdAt; }
}