public async Task <IList <GmailMessageInfo> > GetMessageIdsAsync(IList <string> uids)
{
await CheckConnectedAsync();
IList <GmailMessageInfo> ids;
if (uids.Count == 0)
{
return(new GmailMessageInfo[0]);
}
ids = new List <GmailMessageInfo>();
// TODO: Consider comma joined list of UIDs
await Client.GetFieldsAsync(uids[0], uids[uids.Count - 1], uid : true,
fields : new[] { GConstants.LabelsHeader, GConstants.MessageIdHeader, GConstants.ThreadIdHeader, "UID", "FLAGS", "INTERNALDATE" },
onFieldsReceived : fields =>
{
GmailMessageInfo messageInfo = new GmailMessageInfo()
{
Uid = fields["UID"],
Flags = fields["Flags"],
MessageId = fields[GConstants.MessageIdHeader],
ThreadId = fields[GConstants.ThreadIdHeader],
Labels = FixUpLabels(fields[GConstants.LabelsHeader]),
Date = Utilities.RemoveQuotes(fields["INTERNALDATE"]).ToNullDate() ?? DateTime.MinValue,
};
ids.Add(messageInfo);
});
return(ids);
}
public async Task <List <ConversationThread> > GetConversationsAsync(Scope scope, TimeSpan range, CancellationToken cancellationToken)
{
await CheckConnectedAsync();
SearchCondition condition = SearchCondition.Since(DateTime.Now - range);
string[] uids = await Client.SearchAsync(condition, uid : true);
List <ConversationThread> conversations = new List <ConversationThread>();
IList <MailMessage> messages;
if (uids.Length == 0)
{
messages = new MailMessage[0];
}
else
{
if (scope == Scope.HeadersAndBody || scope == Scope.Headers)
{
// TODO: Consider comma joined list of UIDs
messages = await Client.GetMessagesAsync(uids[0], uids[uids.Length - 1], scope);
}
else if (scope == Scope.HeadersAndMime)
{
messages = new List <MailMessage>();
IList <GmailMessageInfo> infos = await GetMessageIdsAsync(uids);
await GetEnvelopeAndStructureAsync(uids,
message =>
{
// Find the matching Ids
string messageId = message.GetMessageId();
GmailMessageInfo info = infos.First(i => i.MessageId.Equals(messageId));
message.SetLabels(info.Labels);
message.SetFlags(info.Flags);
message.Uid = info.Uid;
messages.Add(message);
return(Task.FromResult(0));
},
cancellationToken);
}
else
{
throw new NotSupportedException(scope.ToString());
}
}
// Group by thread ID
foreach (IGrouping <string, MailMessage> group in messages.GroupBy(message => message.GetThreadId()))
{
ConversationThread conversation = new ConversationThread(group.OrderByDescending(message => message.Date).ToList());
conversation.Messages.ForEach(message => FixUpLabels(message));
conversations.Add(conversation);
}
return(conversations.OrderByDescending(conversation => conversation.LatestDate).ToList());
}
public async Task<IList<GmailMessageInfo>> GetMessageIdsAsync(IList<string> uids)
{
await CheckConnectedAsync();
IList<GmailMessageInfo> ids;
if (uids.Count == 0)
{
return new GmailMessageInfo[0];
}
ids = new List<GmailMessageInfo>();
// TODO: Consider comma joined list of UIDs
await Client.GetFieldsAsync(uids[0], uids[uids.Count - 1], uid: true,
fields: new[] { GConstants.LabelsHeader, GConstants.MessageIdHeader, GConstants.ThreadIdHeader, "UID", "FLAGS", "INTERNALDATE" },
onFieldsReceived: fields =>
{
GmailMessageInfo messageInfo = new GmailMessageInfo()
{
Uid = fields["UID"],
Flags = fields["Flags"],
MessageId = fields[GConstants.MessageIdHeader],
ThreadId = fields[GConstants.ThreadIdHeader],
Labels = FixUpLabels(fields[GConstants.LabelsHeader]),
Date = Utilities.RemoveQuotes(fields["INTERNALDATE"]).ToNullDate() ?? DateTime.MinValue,
};
ids.Add(messageInfo);
});
return ids;
}