void DeserializeConferenceFile(string xmlPath)
{
long start = DateTime.Now.Ticks;
using (TextReader reader = new StreamReader(xmlPath))
{
XmlSerializer serializer = new XmlSerializer(typeof(Conference2));
ConferenceData2 = (Conference2)serializer.Deserialize(reader);
Console.WriteLine("[AppDelegate] deserialize2:" + new TimeSpan(DateTime.Now.Ticks - start).TotalMilliseconds);
//http://stackoverflow.com/questions/617283/select-a-dictionaryt1-t2-with-linq
// Version 2 'flat' data structure
var sessDic2 = (from s2 in ConferenceData2.Sessions
select s2).ToDictionary(item => item.Code);
var speaDic2 = (from s3 in ConferenceData2.Speakers
select s3).ToDictionary(item => item.Name);
var tagDic2 = (from s3 in ConferenceData2.Tags
select s3).ToDictionary(item => item.Value);
// dictionaries to re-constitute version 1 data structure
var speaDic1 = new Dictionary <string, ConfXml.Speaker>();
var sessDic1 = new Dictionary <string, ConfXml.Session2>();
var tagDic1 = new Dictionary <string, ConfXml.Tag>();
// create version 1 speakers
foreach (var sp2 in speaDic2)
{
ConfXml.Speaker sp1 = sp2.Value as ConfXml.Speaker;
speaDic1.Add(sp1.Name, sp1);
}
// create version 1 sessions
// add sessions to version 1 tags
// add sessions to version 1 speakers
foreach (var se2 in sessDic2.Values)
{
ConfXml.Session2 se1 = se2 as ConfXml.Session2;
sessDic1.Add(se1.Code, se1);
foreach (var ta2 in se2.TagStrings)
{
if (!tagDic1.Keys.Contains(ta2))
{
tagDic1.Add(ta2, new Tag {
Value = ta2
});
}
//Console.WriteLine("[AppDelegate] TAG " + ta2 + " ses " + se1.Code);
tagDic1[ta2].Sessions.Add(se1);
se1.Tags.Add(tagDic1[ta2]);
}
// add speakers to version 1 sessions
foreach (var spn in se2.SpeakerNames)
{
//Console.WriteLine("[AppDelegate] SPKR " + se1.Code + " ses " + spn);
if (speaDic1.ContainsKey(spn))
{ //Aaron Skonnard
se1.Speakers.Add(speaDic1[spn]);
speaDic1[spn].Sessions.Add(se1);
}
}
}
// push into version 1 data structure, which rest of the app uses
ConferenceData = new ConfXml.Conference(ConferenceData2);
ConferenceData.Speakers = speaDic1.Values.ToList();
ConferenceData.Sessions = sessDic1.Values.ToList();
ConferenceData.Tags = tagDic1.Values.ToList();
ConfItem = ConferenceData2;
//
// ###### Load 'favorites' ####
//
var favPath = Path.Combine(Constants.DocumentsFolder, this.CurrentConferenceCode);
favPath = Path.Combine(favPath, "Favorites.xml");
FavoriteSessions = new List <Session2>();
LoadWhatsOn(this.CurrentConferenceCode);
this.IsDataLoaded = true;
}
Console.WriteLine("[AppDelegate] deserialize2+unpack:" + new TimeSpan(DateTime.Now.Ticks - start).TotalMilliseconds);
}
public void UpdateFavorite(Session2 session, bool isFavorite)
{
var fs = (from s in this.FavoriteSessions
where s.Code == session.Code
select s).ToList();
if (fs.Count > 0)
{
// remove, as it might be old data persisted anyway (from previous conf.xml file)
this.FavoriteSessions.Remove(fs[0]);
}
if (isFavorite)
{ // add it again
this.FavoriteSessions.Add(new Session2(session.Clone()));
}
var temp = _FavoriteSessions.OrderBy(s => s.Start.Ticks);
_FavoriteSessions = new List<Session2>();
foreach (var t in temp)
{
_FavoriteSessions.Add(t);
}
SaveFavouritesFile();
// This updates the 'whats on next' with favourites (if required)
this.LoadWhatsOn(this.CurrentConferenceCode);
}