/// <summary>
/// Sync with cloud data
/// </summary>
/// <returns></returns>
public async Task <NoteList> Sync()
{
await Task.Delay(700);
var cloud = await Download();
if (cloud == null || cloud.Notes == null || cloud.Notes.Count == 0)
{
return(dat);
}
foreach (var lnote in dat.Notes)
{
if (cloud.Contains(lnote))
{
var cnote = cloud.Get(lnote);
foreach (var ckey in cnote.UniversalData.Keys)
{
var clist = cnote.UniversalData[ckey];
var llist = lnote.UniversalData.GetValueOrDefault(ckey, true, k => new List <NoteHistRecord>());
foreach (var ch in clist)
{
var lh = llist.Find(a => Math.Abs((a.DT - ch.DT).TotalSeconds) < 1);
if (lh == null)
{
llist.Add(ch); // Add cloud only data to local storage
}
else
{
if (lh.Value.Equals(ch.Value) == false)
{
llist.Add(ch); // Fail safe 同じ時間なのに値が違うレコードはローカルに追加
}
}
}
llist.Sort((a, b) => a.DT.CompareTo(b.DT));
}
}
}
// save cloud only data
foreach (var cnote in cloud.Notes)
{
if (dat.Contains(cnote) == false)
{
dat.Add(cnote);
}
}
Save();
await Upload();
return(dat);
}
