/// <summary>
/// 根据给予的组合规则进行拆单操作
/// </summary>
/// <param name="productList">订单商品明细</param>
/// <param name="rules">按层面整合的符合规则</param>
/// <param name="withTax">是否收税</param>
/// <returns>可拆解的订单,未能拆解的订单</returns>
private Tuple <SplitedOrder, List <ProductEntity> > Split(List <ProductEntity> productList, List <List <IProductRuleEntity> > rules, bool withTax)
{
var result = new SplitedOrder();
var restProductList = productList;
for (int i = 0; i < rules.Count && restProductList.Count > 0; i++)
{
var l = rules[i];
for (int j = 0; j < l.Count && restProductList.Count > 0; j++)
{
var r = l[j];
while (restProductList.Count > 0)
{
var so = r.Split(restProductList, withTax);
result.AddSubOrderRange(so.Item1);
if (so.Item1.OrderList.Count == 0 || so.Item2.Count <= 0)
{
// 拆不出来，此规则不适用 || 全拆完了
break;
}
restProductList = so.Item2;
}
}
}
result.OrderList.ForEach(o => o.LogisticsCost = this.CalculateFreight(o.CalculateTotalWeight()));
return(Tuple.Create(result, restProductList));
}
private Tuple <SplitedOrder, bool, List <ProductEntity> > SplitOnce(List <ProductEntity> productList, List <RuleEntity> rules, SplitPrinciple splitPrinciple)
{
var splitedOrder = new SplitedOrder();
var restProductList = productList;
for (int i = 0; i < rules.Count && restProductList.Count > 0; i++)
{
var tuple = rules[i].Split(restProductList, splitPrinciple, false);
splitedOrder.AddSubOrderRange(tuple.Item1);
restProductList = tuple.Item2;
}
bool isTax = false;
if (splitPrinciple != SplitPrinciple.LogisticsFirst && restProductList.Count > 0)
{
// 没拆完，按含税方式拆一遍
//for (int i = 0; i < rules.Count && restProductList.Count > 0; i++)
//{
// var tuple = rules[i].Split(restProductList, splitPrinciple, true);
// isTax |= tuple.Item1.OrderList.Count > 0;
// splitedOrder.AddSubOrderRange(tuple.Item1);
// restProductList = tuple.Item2;
//}
//if (restProductList.Count > 0)
{
// 还有剩余就按BC拆
isTax = true;
//var subOrder = new SubOrder("-1", null, null, null, null, restProductList.SelectMany(pe => pe.OrderInfo).ToList())
//{
// LogisticsUnitPrice = decimal.MaxValue,
// LogisticsCost = decimal.MaxValue,
// TaxCost = decimal.MaxValue,
//};
//splitedOrder.AddSubOrder(subOrder);
splitedOrder.AddSubOrderRange(bcRuleEntity.Split(restProductList));
restProductList.Clear();
}
}
return(Tuple.Create(splitedOrder, isTax, restProductList));
}
private Tuple <SplitedOrder, bool, List <ProductEntity> > SplitOnce(List <ProductEntity> productList, List <RuleEntity> rules, SplitPrinciple splitPrinciple)
{
var splitedOrder = new SplitedOrder();
var restProductList = productList;
for (int i = 0; i < rules.Count && restProductList.Count > 0; i++)
{
var tuple = rules[i].Split(restProductList, splitPrinciple, false);
splitedOrder.AddSubOrderRange(tuple.Item1);
restProductList = tuple.Item2;
}
bool isTax = false;
if (splitPrinciple != SplitPrinciple.LogisticsFirst && restProductList.Count > 0)
{
isTax = true;
splitedOrder.AddSubOrderRange(this.ReturnRemainPackage(restProductList));
restProductList.Clear();
}
return(Tuple.Create(splitedOrder, isTax, restProductList));
}
private Tuple <SplitedOrder, List <ProductEntity> > SplitOnceWithOrganization(List <ProductEntity> productList, List <RuleEntity> rules, SplitPrinciple splitPrinciple)
{
var splitedOrder = new SplitedOrder();
var restProductList = productList;
for (int i = 0; i < rules.Count && restProductList.Count > 0; i++)
{
var tuple = rules[i].Split(restProductList, splitPrinciple, false);
splitedOrder.AddSubOrderRange(tuple.Item1);
restProductList = tuple.Item2;
}
return(Tuple.Create(splitedOrder, restProductList));
}