资金利息算法更改，还待完善

src/main/resources/static/assets/js/project_budget_plan.js

@@ -478,6 +478,48 @@ function calRepaymentPlan(income, cost, prevFundBalance) {
  * 更新每一行【即每个月】的资金利息
  */
 function updateEachCapitalInterest() {
+    //找到年利率
+    var underwrittenPlanTaxRate = f2($(".input-underwritten-plan-statistic-tax-rate-budget-plan").val());
+    var total = 0;
+
+
+    //找到每个月的资金利息输入框
+    $(".input-changeable-capital-interest-budget-plan").each(function (index,element) {
+
+        //找到本月之前的所有的垫资和回款
+        var underwrittenPlan = summationByClass($(this),".input-changeable-underwritten-plan-budget-plan", index);
+        var repaymentPlan= summationByClass($(this),".input-changeable-repayment-plan-budget-plan", index);
+
+        var capitalInterest = f2((underwrittenPlan-repaymentPlan)*underwrittenPlanTaxRate/100/12);
+        total += capitalInterest;
+
+        $(this).val(capitalInterest);
+
+    });
+
+    //总资金利息=所有月累加
+    $(".input-total-capital-interest-budget-plan").val(f2(total));
+    //下方小表的资金利息
+    $(".input-underwritten-plan-statistic-capital-interest-budget-plan").val(f2(total));
+}
+
+/**
+ * 从输入框开始找到我上面的所有的包含className的输入框的值的和
+ */
+function summationByClass(input, className, myIndex) {
+    var total = 0;
+    var trs = input.parent().parent().parent().find("tr");
+    trs.each(function (index, element) {
+        //myIndex从0开始，刨除表头和总计两行
+        if(index-2<=myIndex){
+            total += f2($(this).find(className).val());
+        }
+    });
+
+    return total;
+}
+
+/*function updateEachCapitalInterest() {
     var underwrittenPlanTaxRate = f2($(".input-underwritten-plan-statistic-tax-rate-budget-plan").val());
     var total = 0;
     //找到每个月的资金利息输入框
@@ -495,7 +537,7 @@ function updateEachCapitalInterest() {
     $(".input-total-capital-interest-budget-plan").val(f2(total));
     //下方小表的资金利息
     $(".input-underwritten-plan-statistic-capital-interest-budget-plan").val(f2(total));
-}
+}*/
 
 /**
  * 更新资金相关信息