} // GetOrdersAsync
// Get messages from ebay async.
// Returns number of new messages retrieved.
private int GetMessagesAsync(DateTime startDate, DateTime endDate, out bool canceled)
{
canceled = false;
int messagesFetched = 0;
List <AccountType> allAccounts = AccountUtil.GetAllAccounts();
foreach (AccountType account in allAccounts)
{
StringCollection messageIds = EbayMessageBiz.GetAllMessageIds(account, startDate, endDate);
StringCollection newMessageIds = new StringCollection();
foreach (String messageId in messageIds)
{
EbayMessageType messageType = EbayMessageDAL.GetOneMessage(messageId);
if (messageType == null)
{
newMessageIds.Add(messageId);
}
}
int messageNumRetrievePerTime = 1;
int apiCallTimes = newMessageIds.Count / messageNumRetrievePerTime;
bool needExtraCall = (newMessageIds.Count % messageNumRetrievePerTime) != 0;
if (needExtraCall)
{
apiCallTimes += 1;
}
List <EbayMessageType> allTrans = new List <EbayMessageType>();
for (int ii = 0; ii < apiCallTimes; ++ii)
{
StringCollection messageIdsLoc = new StringCollection();
for (int jj = ii * messageNumRetrievePerTime; jj < ii * messageNumRetrievePerTime + messageNumRetrievePerTime; ++jj)
{
if (jj > newMessageIds.Count - 1)
{
break;
}
messageIdsLoc.Add(newMessageIds[jj]);
}
TimeFilter timeFilter = new TimeFilter();
timeFilter.TimeFrom = startDate;
timeFilter.TimeTo = endDate;
// Update the description and progress on the modal form
// using Control.Invoke. Invoke will run the anonymous
// function to set the label's text on the UI thread.
// Since it's illegal to touch the UI control on the worker
// thread that we're on right now.
int retrievedCount = (ii + 1) * messageNumRetrievePerTime;
if (retrievedCount > newMessageIds.Count)
{
retrievedCount = newMessageIds.Count;
}
List <EbayMessageType> messageList = EbayMessageBiz.GetAllMessageByIds(account, messageIdsLoc);
foreach (EbayMessageType messageType in messageList)
{
// We are pretty sure the message didn't exist.
EbayMessageDAL.InsertOneMessage(messageType);
// Update the transaction message status.
String recipientUserId = messageType.RecipientUserId;
String sender = messageType.Sender;
String sellerName = messageType.SellerName;
String buyerId = sellerName == sender ? recipientUserId : sender;
TransactionMessageStatus messageStatus = EbayMessageDAL.GetTransactionMessageStatus(buyerId, sellerName, messageType.ItemID);
List <EbayTransactionType> transList = EbayTransactionDAL.GetTransactionsBySellerBuyerItem(sellerName, buyerId, messageType.ItemID);
foreach (EbayTransactionType trans in transList)
{
EbayTransactionDAL.UpdateTransactionMessageStatus(trans.TransactionId, messageStatus);
}
}
String labelHintStr = string.Format("正在从Ebay获取消息信息, 账号 {0}, 共{1}个新消息, 已获得{2}个消息",
account.ebayAccount,
newMessageIds.Count,
retrievedCount);
int progressBarValue = (int)((double)(ii + 1) / apiCallTimes * 100);
frmProgress.SetLabelHintAndProgressBarValue(labelHintStr, progressBarValue);
// Periodically check for a Cancellation
// If the user clicks the cancel button, or tries to close
// the progress form the m_fmProgress.Cancel flag will be set to true.
if (frmProgress.Cancel)
{
canceled = true;
return(messagesFetched);
}
} // for (int ii = 0; ii < apiCallTimes; ++ii)
messagesFetched += newMessageIds.Count;
} // foreach (AccountType account in AllAccounts)
canceled = false;
return(messagesFetched);
} // GetMessagesAsync
private void SendMessageAsync(object sender, DoWorkEventArgs e)
{
object[] paramArr = e.Argument as object[];
DataTable dtOrders = (DataTable)paramArr[0];
String messageToSend = (String)paramArr[1];
int curIdx = 0;
foreach (DataRow row in dtOrders.Rows)
{
curIdx++;
String sellerName = StringUtil.GetSafeString(row["SellerName"]);
String buyerId = StringUtil.GetSafeString(row["BuyerId"]);
String itemId = StringUtil.GetSafeString(row["ItemId"]);
String orderLineItemId = StringUtil.GetSafeString(row["OrderLineItemId"]);
EbayTransactionType transLoc = EbayTransactionDAL.GetOneTransaction(orderLineItemId);
if (transLoc == null)
{
continue;
}
String subject = String.Format("{0} sent a message on item {1} with itemId {2}",
sellerName,
buyerId,
itemId);
AccountType account = AccountUtil.GetAccount(sellerName);
if (account == null)
{
continue;
}
String labelHintStr = String.Format("正在向买家 {0} 发送消息.... 进度 {1} / {2}",
buyerId, curIdx, dtOrders.Rows.Count);
int progressBarValue = (int)((double)(curIdx) / dtOrders.Rows.Count * 100);
frmProgress.SetLabelHintAndProgressBarValue(labelHintStr, progressBarValue);
if (frmProgress.Cancel)
{
e.Cancel = true;
e.Result = curIdx;
return;
}
messageToSend = replaceMessageMacros(messageToSend, transLoc);
bool result = EbayMessageBiz.SendMessageToBuyer(account,
buyerId,
itemId,
subject,
messageToSend,
true /*emailCopyToSender*/,
eBay.Service.Core.Soap.QuestionTypeCodeType.General);
if (result)
{
DateTime startTime = DateTime.Now;
DateTime endTime = startTime;
startTime = startTime.Subtract(new TimeSpan(0, 5, 0));
startTime = startTime.ToUniversalTime();
endTime = endTime.ToUniversalTime();
// Get all message ids within this five minutes.
StringCollection msgIds = EbayMessageBiz.GetAllMessageIds(account, startTime, endTime);
// Skip the messages we have retrieved.
StringCollection newMsgIds = new StringCollection();
{
foreach (String msgId in msgIds)
{
EbayMessageType existedMessage = EbayMessageDAL.GetOneMessage(msgId);
if (existedMessage != null)
{
continue;
}
newMsgIds.Add(msgId);
}
}
List <EbayMessageType> newMessages = EbayMessageBiz.GetAllMessageByIds(account, newMsgIds);
Logger.WriteSystemLog(String.Format("Retrieved new messages count={0}", newMsgIds.Count));
foreach (EbayMessageType messageType in newMessages)
{
// We are pretty sure the message didn't exist.
EbayMessageDAL.InsertOneMessage(messageType);
// Update the transaction message status.
String recipientUserId = messageType.RecipientUserId;
String senderName = messageType.Sender;
String sellerNameLoc = messageType.SellerName;
String buyerIdLoc = sellerNameLoc == senderName ? recipientUserId : senderName;
// [ZHI_TODO]
TransactionMessageStatus messageStatus = EbayMessageDAL.GetTransactionMessageStatus(buyerIdLoc, sellerNameLoc, messageType.ItemID);
List <EbayTransactionType> transList = EbayTransactionDAL.GetTransactionsBySellerBuyerItem(sellerNameLoc, buyerIdLoc, messageType.ItemID);
foreach (EbayTransactionType trans in transList)
{
EbayTransactionDAL.UpdateTransactionMessageStatus(trans.TransactionId, messageStatus);
}
}
}
else
{
Logger.WriteSystemUserLog("发送消息失败！");
}
}
e.Result = OrdersDataTable.Rows.Count;
} // SendMessageAsync