public PurchasePolicyData ToPurchasePolicyData(PurchasePolicy policyData)
{
if (policyData.GetType() == typeof(ProductPurchasePolicy))
{
int policyProdutId = ((ProductPurchasePolicy)policyData).ProductId;
int preCondition = ((ProductPurchasePolicy)policyData).PreCondition.PreConditionNumber;
return(new PurchasePolicyProductData(preCondition, policyProdutId));
}
else if (policyData.GetType() == typeof(BasketPurchasePolicy))
{
int preCondition = ((BasketPurchasePolicy)policyData).PreCondition.PreConditionNumber;
return(new PurchasePolicyBasketData(preCondition));
}
else if (policyData.GetType() == typeof(SystemPurchasePolicy))
{
int storeId = ((SystemPurchasePolicy)policyData).StoreId;
int preCondition = ((SystemPurchasePolicy)policyData).PreCondition.PreConditionNumber;
return(new PurchasePolicySystemData(preCondition, storeId));
}
else if (policyData.GetType() == typeof(UserPurchasePolicy))
{
int preCondition = ((UserPurchasePolicy)policyData).PreCondition.PreConditionNumber;
return(new PurchasePolicyUserData(preCondition));
}
else if (policyData.GetType() == typeof(CompundPurchasePolicy))
{
int mergetype = ((CompundPurchasePolicy)policyData).mergeType;
List <PurchasePolicy> policies = ((CompundPurchasePolicy)policyData).getChildren();
List <PurchasePolicyData> retList = new List <PurchasePolicyData>();
foreach (PurchasePolicy policy in policies)
{
PurchasePolicyData newPolicyData = ToPurchasePolicyData(policy);
retList.Add(newPolicyData);
}
return(new CompoundPurchasePolicyData(mergetype, retList));
}
return(new PurchasePolicyData()); // not reached
}
private Tuple <bool, string> IsValidPurchasePolicy(PurchasePolicy purchasePolicy)
{
if (purchasePolicy.GetType() == typeof(ProductPurchasePolicy))
{
int policyProdutId = ((ProductPurchasePolicy)purchasePolicy).ProductId;
if (!Inventory.InvProducts.ContainsKey(policyProdutId))
{
return(new Tuple <bool, string>(false, CommonStr.InventoryErrorMessage.ProductNotExistErrMsg));
}
int preCondition = ((ProductPurchasePolicy)purchasePolicy).PreCondition.PreConditionNumber;
if (!(CommonStr.PurchasePreCondition.pre_min <= preCondition && preCondition <= CommonStr.PurchasePreCondition.pre_max))
{
return(new Tuple <bool, string>(false, CommonStr.PoliciesErrors.PreConditionNumberErr));
}
return(new Tuple <bool, string>(true, ""));
}
else if (purchasePolicy.GetType() == typeof(BasketPurchasePolicy))
{
int preCondition = ((BasketPurchasePolicy)purchasePolicy).PreCondition.PreConditionNumber;
if (!(CommonStr.PurchasePreCondition.pre_min <= preCondition && preCondition <= CommonStr.PurchasePreCondition.pre_max))
{
return(new Tuple <bool, string>(false, CommonStr.PoliciesErrors.PreConditionNumberErr));
}
return(new Tuple <bool, string>(true, ""));
}
else if (purchasePolicy.GetType() == typeof(SystemPurchasePolicy))
{
int preCondition = ((SystemPurchasePolicy)purchasePolicy).PreCondition.PreConditionNumber;
if (!(CommonStr.PurchasePreCondition.pre_min <= preCondition && preCondition <= CommonStr.PurchasePreCondition.pre_max))
{
return(new Tuple <bool, string>(false, CommonStr.PoliciesErrors.PreConditionNumberErr));
}
return(new Tuple <bool, string>(true, ""));
}
else if (purchasePolicy.GetType() == typeof(UserPurchasePolicy))
{
int preCondition = ((UserPurchasePolicy)purchasePolicy).PreCondition.PreConditionNumber;
if (!(CommonStr.PurchasePreCondition.pre_min <= preCondition && preCondition <= CommonStr.PurchasePreCondition.pre_max))
{
return(new Tuple <bool, string>(false, CommonStr.PoliciesErrors.PreConditionNumberErr));
}
return(new Tuple <bool, string>(true, ""));
}
else if (purchasePolicy.GetType() == typeof(CompundPurchasePolicy))
{
int mergetype = ((CompundPurchasePolicy)purchasePolicy).mergeType;
if (!(0 <= mergetype && mergetype <= 2))
{
return(new Tuple <bool, string>(false, CommonStr.PoliciesErrors.MergeTypeErr));
}
List <PurchasePolicy> policies = ((CompundPurchasePolicy)purchasePolicy).getChildren();
foreach (PurchasePolicy children in policies)
{
Tuple <bool, string> isChildrenValid = IsValidPurchasePolicy(children);
if (!isChildrenValid.Item1)
{
return(isChildrenValid);
}
}
return(new Tuple <bool, string>(true, ""));
}
return(null); // not reached
}
