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code/zcdev/zcgj-zcdev-zcdev-pr/src/main/java/zcgj/zcdev/zcdev/pr/plugin/form/ContractPriceChangedWarnPlugin.java

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+package zcgj.zcdev.zcdev.pr.plugin.form;
+
+import kd.bos.bill.AbstractBillPlugIn;
+import kd.bos.dataentity.entity.DynamicObject;
+import kd.bos.entity.datamodel.events.ChangeData;
+import kd.bos.entity.datamodel.events.PropertyChangedArgs;
+import kd.bos.form.field.events.BeforeF7SelectListener;
+import kd.sdk.plugin.Plugin;
+
+/**
+ * 收入/支出合同计量提交时，系统校验计量清单变动的单价，
+ * 当清单项单价变动过大（超过原单价的2倍或低于0.5倍）时，
+ * 弹出提醒“请注意，清单项：【xx资源名称】、【xx资源名称】的单价变动较大，
+ * 请检查是否存在错误”，且对应清单项的“说明”必填。
+ */
+public class ContractPriceChangedWarnPlugin extends AbstractBillPlugIn implements Plugin {
+    @Override
+    public void propertyChanged(PropertyChangedArgs e) {
+        super.propertyChanged(e);
+        String price = e.getProperty().getName();
+        if(price.equals("currentprice")){
+            StringBuilder sb = new StringBuilder();
+            ChangeData[] changeSet = e.getChangeSet();
+            for(ChangeData changeData : changeSet){
+                int rowIndex = changeData.getRowIndex();
+                DynamicObject oldValue = (DynamicObject) changeData.getOldValue();
+                DynamicObject newValue = (DynamicObject) changeData.getNewValue();
+                int oldPrice = oldValue.getInt("currentprice");
+                int newPrice = newValue.getInt("currentprice");
+                if((newPrice >= oldPrice * 2)||(newPrice <= oldPrice * 0.5)){
+                    String resname = (String)this.getModel().getValue("resname", rowIndex);
+                    sb.append(resname).append(",");
+                }
+            }
+            if(sb.length()>0){
+                sb.deleteCharAt(sb.length()-1);
+                this.getView().showTipNotification(
+                        "请注意，清单项："+sb.toString()+"的单价变动较大，\n" +
+                                " 请检查是否存在错误");
+            }
+
+        }
+    }
+}