修复印刷费页面逻辑

target/classes/templates/staprintingfee/add.html

@@ -33,6 +33,7 @@
             <label class="layui-form-label " style="width: 70px">单页费用</label>
             <div class="layui-input-inline" style="width: 270px">
                 <select name="dcfy" id="dcfy" lay-filter="dcfy">
+                    <option value="null" selected disabled hidden>请选择单价</option>
                     <option value="0.12">0.12</option>
                     <option value="0.96">0.96</option>
                     <option value="7.68">7.68</option>
@@ -42,7 +43,7 @@
         <div class="layui-form-item layui-inline" style="width: 100%">
             <label class="layui-form-label required" style="width: 70px">合计</label>
             <div class="layui-input-inline" style="width: 270px">
-                <input type="number" id="hj" name="hj" autocomplete="off" class="layui-input" readonly placeholder="系统自动计算">
+                <input type="number" id="hj" name="hj" value="hj" autocomplete="off" class="layui-input" readonly >
             </div>
         </div>
 
@@ -67,27 +68,39 @@
 
 <script type="text/javascript" th:inline="javascript">
     AjaxUtil.ctx = /*[[@{/}]]*/'';
+
+
     layui.use(['form', 'tableSelect'], function () {
         var form = layui.form;
-
         var dcysInput = document.getElementById('dcys');
         var dycsInput = document.getElementById('dycs');
         var hjInput = document.getElementById('hj');
-
         dcysInput.addEventListener('input', updateHj);
         dycsInput.addEventListener('input', updateHj);
         var dcysValue;
         var dycsValue;
         function updateHj() {
-            dcysValue = parseFloat(dcysInput.value) || 0;
-            dycsValue = parseFloat(dycsInput.value) || 0;
+
+            var dcysValue = parseFloat(document.getElementById('dcys').value) || 0;
+            var dycsValue = parseFloat(document.getElementById('dycs').value) || 0;
+            var dcfyValue = parseFloat($("#dcfy").val()) || 0; // 获取当前选中的单页费用
+            if(dcysValue > 0 && dycsValue > 0 && dcfyValue > 0) {
+                $("#hj").val(dcysValue * dycsValue * dcfyValue); // 计算并更新合计值
+            }
         }
 
-        form.on('select(dcfy)',function (data){
-            if(dcysValue!=undefined&&dycsValue!=undefined){
-                hjInput.value = dcysValue * dycsValue * data.value;
+        
+        form.on('select(dcfy)', function(data) {
+            var dcysValue = document.getElementById('dcys').value;
+            var dycsValue = document.getElementById('dycs').value;
+            if (!dcysValue || !dycsValue) {
+                alert("请先填写单册页数和打印册数！");
+                this.value = ''; // 重置下拉框的选中项
+                form.render('select'); // 重新渲染select
+            } else {
+                updateHj(); // 更新合计值
             }
-        })
+        });
 
         //监听提交
         form.on('submit(saveBtn)', function (data) {
@@ -102,6 +115,9 @@
             var iframeIndex = parent.layer.getFrameIndex(window.name);
             parent.layer.close(iframeIndex);
         });
+
+
+
     });
 </script>
 </body>