开/收票登记期限计算(到期日-开票日)

code/tmc/kdsz-zyf25-tmc-cfm/src/main/java/kdsz/zyf25/tmc/cfm/plugin/form/cdm/PayAndRecBillPlugin.java

@@ -0,0 +1,56 @@
+package kdsz.zyf25.tmc.cfm.plugin.form.cdm;
+
+import kd.bos.bill.AbstractBillPlugIn;
+import kd.bos.entity.datamodel.events.ChangeData;
+import kd.bos.entity.datamodel.events.PropertyChangedArgs;
+import kd.sdk.plugin.Plugin;
+
+import java.time.LocalDate;
+import java.time.ZoneId;
+import java.time.temporal.ChronoUnit;
+import java.util.Date;
+import java.util.EventObject;
+
+/**
+ * 应收、应付票据共用界面插件
+ */
+public class PayAndRecBillPlugin extends AbstractBillPlugIn implements Plugin {
+    @Override
+    public void afterCreateNewData(EventObject e) {
+        super.afterCreateNewData(e);
+        Date issueDate = (Date)this.getModel().getValue("issuedate");//出票日期
+        Date expireDate = (Date)this.getModel().getValue("draftbillexpiredate");//票据到期日
+        calculateTerm(issueDate, expireDate);
+    }
+
+    @Override
+    public void propertyChanged(PropertyChangedArgs e) {
+        super.propertyChanged(e);
+        String name = e.getProperty().getName();
+        //出票日期、到期日变更时计算票据期限
+        if ("issuedate".equals(name) || "draftbillexpiredate".equals(name)){
+            Date issueDate = (Date)this.getModel().getValue("issuedate");//出票日期
+            Date expireDate = (Date)this.getModel().getValue("draftbillexpiredate");//票据到期日
+            calculateTerm(issueDate, expireDate);
+        }
+    }
+    private void calculateTerm(Date issueDate,Date expireDate){
+        // 如果出票日期或到期日为null，则期限为0天
+        if (issueDate == null || expireDate == null){
+            this.getModel().setValue("kdsz_term", 0);
+            return;
+        }
+        // 将 Date 转换为 LocalDate（忽略时间部分）
+        LocalDate localIssueDate = issueDate.toInstant()
+                .atZone(ZoneId.systemDefault())
+                .toLocalDate();
+
+        LocalDate localExpireDate = expireDate.toInstant()
+                .atZone(ZoneId.systemDefault())
+                .toLocalDate();
+
+        // 计算天数差
+        long term = Math.abs(ChronoUnit.DAYS.between(localIssueDate, localExpireDate));
+        this.getModel().setValue("kdsz_term", term);
+    }
+}