选择代金券逻辑优化

Components/BUserOrder/src/main/java/com/yidian/shenghuoquan/border/dto/OrderConfirmDto.kt

@@ -45,8 +45,6 @@ data class CouponDto(
   val endTime: String? = null,// 有效期结束时间
   @SerializedName("status")
   val status: Int? = null,// 优惠券状态
-  @SerializedName("selected")
-  var selected: Boolean? = false,// 优惠券是否被选中
 ) : Parcelable
 
 /**

Components/BUserOrder/src/main/java/com/yidian/shenghuoquan/border/viewmodel/ConfirmOrderViewModel.kt

@@ -126,6 +126,8 @@ class ConfirmOrderViewModel : BaseViewModel() {
    * 选择代金券, 如果有上次选中的带过去最新的列表
    */
   fun chooseVoucher() {
+    //选择之前先将上次的金额清零
+    couponAmount = 0.00
     _chooseCouponEvent.value = couponsAvailableList.value
   }
 
@@ -137,11 +139,9 @@ class ConfirmOrderViewModel : BaseViewModel() {
     val list = mutableListOf<CouponDto>()
     indexList.forEach {
       val coupon = couponsAvailableList.value?.get(it)
-      //将该优惠券更新为选中状态
       coupon?.let { couponDto ->
         // 累加优惠券金额
         couponAmount += couponDto.amount?.toDouble() ?: 0.00
-        couponDto.selected = true
         list.add(couponDto)
       }
     }

Components/BUserOrder/src/main/res/layout/border_activity_confirm_order.xml

@@ -296,7 +296,7 @@
                             android:paddingTop="@dimen/dp2"
                             android:paddingEnd="@dimen/dp5"
                             android:paddingBottom="@dimen/dp2"
-                            android:text="@{@string/amount(vm.couponAmountValue)}"
+                            android:text='@{"- " + @string/amount(vm.couponAmountValue)}'
                             android:textColor="@color/color_FD7823"
                             android:textSize="11sp"
                             app:isShow="@{vm.selectedCouponList.size() > 0}"