private static void UpdateSpanTime(NodeTimeSpan span, PhotoInfo info)
{
//Console.WriteLine(string.Format("try to update span for {0}. left: {1}, right: {2}. PhotoTakenDate: {3}", span.Node.FormattedAddress, span.LeftDate.ToString("yyyy-MM-dd HH-mm-ss"), span.RightDate.ToString("yyyy-MM-dd HH-mm-ss"), info.PhotoMetadata.TakenDate.ToString("yyyy-MM-dd HH-mm-ss")));
if (span.LeftDate > info.PhotoMetadata.TakenDate && span.LeftDate.Subtract(info.PhotoMetadata.TakenDate).TotalDays < config.SpanLimitDays)
{
span.LeftDate = info.PhotoMetadata.TakenDate;
//Console.WriteLine(string.Format("after update left span for {0}. left: {1}, right: {2}", span.Node.FormattedAddress, span.LeftDate.ToString("yyyy-MM-dd HH-mm-ss"), span.RightDate.ToString("yyyy-MM-dd HH-mm-ss")));
}
if (span.RightDate < info.PhotoMetadata.TakenDate && info.PhotoMetadata.TakenDate.Subtract(span.RightDate).TotalDays < config.SpanLimitDays)
{
span.RightDate = info.PhotoMetadata.TakenDate;
//Console.WriteLine(string.Format("after update right span for {0}. left: {1}, right: {2}", span.Node.FormattedAddress, span.LeftDate.ToString("yyyy-MM-dd HH-mm-ss"), span.RightDate.ToString("yyyy-MM-dd HH-mm-ss")));
}
}
private static NodeTimeSpan CacheNodeTimeSpan(Node node, PhotoInfo info)
{
if (node.Parent == null)
{
var topNode = node;
//Console.WriteLine(string.Format("########## parent is null ############### try to cache time span {0} for {1}", node.FormattedAddress, info.PhotoMetadata.FilePath));
if (!nodeTimeSpanCache.ContainsKey(topNode.PlaceId))
{
NodeTimeSpan span = new NodeTimeSpan();
span.Node = topNode;
span.LeftDate = info.PhotoMetadata.TakenDate;
span.RightDate = info.PhotoMetadata.TakenDate;
nodeTimeSpanCache.Add(topNode.PlaceId, span);
}
var topNodeSpan = nodeTimeSpanCache[topNode.PlaceId];
UpdateSpanTime(topNodeSpan, info);
return(topNodeSpan);
}
else
{
var parentNode = node.Parent;
//Console.WriteLine(string.Format("########## parent is not null ############### try to cache time span {0} for {1}", node.FormattedAddress, info.PhotoMetadata.FilePath));
var parentNodeSpan = CacheNodeTimeSpan(parentNode, info);
if (!parentNodeSpan.Children.ContainsKey(node.PlaceId))
{
NodeTimeSpan span = new NodeTimeSpan();
span.Node = node;
span.LeftDate = info.PhotoMetadata.TakenDate;
span.RightDate = info.PhotoMetadata.TakenDate;
parentNodeSpan.Children.Add(node.PlaceId, span);
}
var childSpan = parentNodeSpan.Children[node.PlaceId];
UpdateSpanTime(childSpan, info);
return(parentNodeSpan);
}
}
public static Node MatchNodeByTimeSpan(PhotoInfo info, NodeTimeSpan span)
{
//Console.WriteLine(string.Format("try to match {0} for {1}", span.Node.FormattedAddress, info.PhotoMetadata.FilePath));
Node result = null;
var tolerance = new TimeSpan(0, config.TimeTolerance, 0);
var leftTime = span.LeftDate.Subtract(tolerance);
var rightTime = span.RightDate.Add(tolerance);
//var leftTime = span.LeftDate;
//var rightTime = span.RightDate;
//Console.WriteLine(string.Format("[PhotoHelper]###################### node span details: {0}", JsonConvert.SerializeObject(span)));
//Console.WriteLine(string.Format("[PhotoHelper]###################### try to append location {0} to {1}. Photo Date {2}, left time: {3}, right time: {4}", span.Node.FormattedAddress, info.PhotoMetadata.FilePath, info.PhotoMetadata.TakenDate.ToString("yyyy-MM-dd HH-mm-ss"), leftTime.ToString("yyyy-MM-dd HH-mm-ss"), rightTime.ToString("yyyy-MM-dd HH-mm-ss")));
if (info.PhotoMetadata.TakenDate > leftTime && info.PhotoMetadata.TakenDate < rightTime)
{
result = span.Node;
//Console.WriteLine(string.Format("matched {0} for {1}", span.Node.FormattedAddress, info.PhotoMetadata.FilePath));
if (span.Children.Count > 0)
{
foreach (var childSpan in span.Children)
{
var childResult = MatchNodeByTimeSpan(info, childSpan.Value);
if (childResult != null)
{
//Console.WriteLine(string.Format("matched child level {0} for {1}", span.Node.FormattedAddress, info.PhotoMetadata.FilePath));
result = childResult;
break;
}
}
}
}
return(result);
}