package jnpf.dmsService;
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import jnpf.exception.DataException;
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import java.time.ZoneId;
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import java.util.Date;
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/** Date-only form values use the business timezone; expiry is exclusive internally. */
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public final class DmsApprovedFileDates {
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public static final ZoneId ZONE = ZoneId.of("Asia/Shanghai");
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private DmsApprovedFileDates() { }
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/** Revocation and invalidation share one optional, per-file date rule. */
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public static Date disableScheduled(Date requested, Date approvedAt) {
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if (approvedAt == null) throw new DataException("文件停用必须先取得真实批准时间");
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Date day = requested == null ? approvedAt : scheduled(requested);
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return new Date(Math.max(day.getTime(), approvedAt.getTime()));
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}
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public static Date scheduled(Date effective) {
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if (effective == null) throw new DataException("审核单正式生效日期必填");
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return Date.from(effective.toInstant().atZone(ZONE).toLocalDate().atStartOfDay(ZONE).toInstant());
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}
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public static Date expires(Date through, Date scheduled) {
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if (through == null) return null;
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Date end = Date.from(through.toInstant().atZone(ZONE).toLocalDate().plusDays(1).atStartOfDay(ZONE).toInstant());
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if (!end.after(scheduled)) throw new DataException("文件有效期已结束或早于生效日期");
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return end;
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}
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}
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