private SplitedOrder SplitOrder(string orderId, List <ProductEntity> productList, List <Product> badProductList, int totalQuantity, SplitPrinciple splitPrinciple)
{
Debug.Assert(splitPrinciple != SplitPrinciple.LogisticsFirst);
var result = new SplitedOrder();
List <List <RuleEntity> > ruleOptions = null;
switch (splitPrinciple)
{
case SplitPrinciple.SpeedFirst:
break;
case SplitPrinciple.QuanlityFirst:
case SplitPrinciple.PriceFirst:
default:
ruleOptions = splitConfig.GetRuleEntities(splitPrinciple, productList);
break;
}
if (ruleOptions != null && ruleOptions.Count > 0)
{
var splitResults = ruleOptions.Select(rules => SplitOnce(SplitPackage.SplitV1.Common.Common.CloneProductEntityList(productList), rules, splitPrinciple)).ToList();
Tuple <SplitedOrder, bool, List <ProductEntity> > optimal = null;
switch (splitPrinciple)
{
case SplitPrinciple.QuanlityFirst:
optimal = splitResults.OrderBy(t => t.Item2 ? 0 : 1)
.ThenBy(t => t.Item1.OrderList.Count)
.ThenBy(t => t.Item1.CalculateLogisticsAndTaxCost())
.FirstOrDefault();
break;
case SplitPrinciple.PriceFirst:
case SplitPrinciple.LogisticsFirst:
default:
optimal = splitResults.OrderBy(t => t.Item2 ? 0 : 1)
.ThenBy(t => t.Item1.CalculateLogisticsAndTaxCost())
.ThenBy(t => t.Item1.OrderList.Count)
.FirstOrDefault();
break;
}
result = optimal != null ? optimal.Item1 : result;
}
else
{
// BC方式，计算跨境综合税
result = this.ReturnRemainPackage(productList);
}
if (badProductList != null && badProductList.Any())
{
var subOrder = new SubOrder("-2", null, null, null, null, null, badProductList)
{
LogisticsUnitPrice = int.MaxValue,
LogisticsCost = int.MaxValue,
TaxCost = int.MaxValue,
};
result.AddSubOrder(subOrder);
}
result.OrderId = orderId;
return(result);
}
private Tuple <SplitedOrder, List <ProductEntity> > SplitOrderWithOrganization(string orderId, List <ProductEntity> productList, int totalQuantity, List <RuleEntity> ruleList)
{
// 指定物流时，此处传入的RuleEntity清单仅为该物流规则
Debug.Assert(ruleList != null);
var ruleOptions = SplitConfig.GetRuleEntities(ruleList, productList);
var splitResults = ruleOptions.Select(rules => SplitOnce(SplitPackage.SplitV1.Common.Common.CloneProductEntityList(productList), rules, SplitPrinciple.LogisticsFirst)).ToList();
var optimal = splitResults.OrderBy(t => t.Item2 ? 0 : 1).ThenBy(t => t.Item1.CalculateLogisticsAndTaxCost()).FirstOrDefault();
var result = optimal != null ? optimal.Item1 : new SplitedOrder();
var restProductList = optimal != null ? optimal.Item3 : productList;
result.OrderId = orderId;
return(Tuple.Create(result, restProductList));
}