public void WriteConversations(string sender, IList <FacebookConversation> conversations, string outputDirectory, IFileUtility fileUtility)
{
// Clean up the conversations which seem to be with a single person to include the sender.
foreach (var conversation in conversations)
{
if (conversation.Participants.Count < 2 && conversation.Participants.First() != sender)
{
conversation.Participants.Add(sender);
}
}
foreach (var conversationGroup in conversations.GroupBy(g => g.Participants.OrderBy(o => o).Aggregate((a, b) => a.Trim() + b.Trim())))
{
var conversationList = conversationGroup.ToList();
var serializedConversation = JsonConvert.SerializeObject(conversationList);
var filePath = Path.Combine(outputDirectory, (conversationList.First().Participants.Take(5).Aggregate((a, b) => a + "-" + b)).Replace("/", "-").Replace(":", "-").Replace("facebook.com", string.Empty));
if (fileUtility.Exists(filePath))
{
fileUtility.Delete(filePath);
}
fileUtility.WriteAllText(filePath, serializedConversation);
}
}