添加OrderInfo内部类管理付款信息

FMVip/fmviporder.cpp

@@ -17,25 +17,16 @@ FMVipOrder::FMVipOrder(QDialog *parent) :
     QString score = FMVipForward::instance()->sessionData("score");
     QString needPay_str = FMVipForward::instance()->sessionData("needPay");
 
-    double amount = amount_str.toInt() / 100.0;
-    double needPay = needPay_str.toInt() / 100.0;
-
-    QString show_amount_str = QString::number(amount, 'f', 2);
-    QString show_needPay_str = QString::number(needPay, 'f', 2);
+    orderInfo = new FMVipOrder::OrderInfo(amount_str, score, needPay_str);
 
     ui->operator_label->setText(operator_id);
     ui->bd_label->setText(business_date);
     ui->id_label->setText(fm_id);
-    ui->balance_label->setText(show_amount_str);
     ui->point_label->setText(score);
-    ui->price_label->setText(show_needPay_str);
-
-    // 如果账户余额充足则默认付全部待付，否则默认付全部余额
-    if(amount >= needPay) {
-        ui->pay_edit->setText(show_needPay_str);
-    }else{
-        ui->pay_edit->setText(show_amount_str);
-    }
+    ui->balance_label->setText(orderInfo->amountStr());
+    ui->price_label->setText(orderInfo->needPayStr());
+
+    ui->pay_edit->setText(orderInfo->defaultPayStr());
 }
 
 FMVipOrder::~FMVipOrder()
@@ -68,6 +59,9 @@ void FMVipOrder::on_pay_btn_clicked()
 void FMVipOrder::on_pay_chk_clicked(bool checked)
 {
     qDebug() << __FUNCTION__ << checked;
+
+    ui->pay_edit->setText(orderInfo->defaultPayStr(checked));
+
     int is = checked ? 1 : 0;
     FMVipForward::instance()->addSessionData("isUseScore", QString::number(is));
 }

FMVip/fmviporder.h

@@ -21,10 +21,74 @@ public slots:
     void    on_pay_btn_clicked();
     void    on_pay_chk_clicked(bool checked);
 
-protected:
+private:
+    class OrderInfo
+    {
+    public:
+        OrderInfo()
+        {
+            _amountStr = _scoreStr = _needPayStr = "";
+            _amount = _score = _needPay = 0.0;
+        }
+        OrderInfo(QString amountStr, QString scoreStr, QString needPayStr)
+        {
+            this->_amountStr = amountStr;
+            this->_scoreStr = scoreStr;
+            this->_needPayStr = needPayStr;
+
+            _amount = _amountStr.toInt() / 100.0;
+            _score = _scoreStr.toInt() / 100.0;
+            _needPay = _needPayStr.toInt() / 100.0;
+        }
+
+        double amount()
+        {
+            return _amount;
+        }
+        QString amountStr()
+        {
+            return QString::number(_amount, 'f', 2);
+        }
+
+        double needPay()
+        {
+            return _needPay;
+        }
+        QString needPayStr()
+        {
+            return QString::number(_needPay, 'f', 2);
+        }
+
+        // 如果账户余额充足则默认付全部待付，否则默认付全部余额
+        double defaultPay(bool isUseScore = false)
+        {
+            double need = needPay();
+            if(isUseScore) {
+                need -= _score;
+            }
+
+            double pay;
+            if(amount() > need) {
+                pay = need;
+            }else{
+                pay = amount();
+            }
+            return pay;
+        }
+        QString defaultPayStr(bool isUseScore = false)
+        {
+            return QString::number(defaultPay(isUseScore), 'f', 2);
+        }
+
+    private:
+        QString _amountStr, _scoreStr, _needPayStr;
+        double _amount, _score, _needPay;
+    };
 
 private:
     Ui::FMVipOrder *ui;
+
+    FMVipOrder::OrderInfo *orderInfo;
 };
 
 #endif // FMVIPORDER_H