/// <summary>
/// Updates the display of a feed detail if anything has changed.
/// </summary>
/// <param name="feed"></param>
/// <param name="feedDetail"></param>
/// <param name="forceRefresh"></param>
private void UpdateFeedDisplay(FeedStatus feed, FeedDetail feedDetail, bool forceRefresh)
{
var item = feedDetail.ListViewItem;
if (forceRefresh || feed.Name != feedDetail.Name)
{
item.SubItems[0].Text = feed.Name;
feedDetail.Name = feed.Name;
}
if (forceRefresh || feed.ConnectionStatus != feedDetail.ConnectionStatus)
{
item.SubItems[1].Text = feed.ConnectionStatusDescription;
feedDetail.ConnectionStatus = feed.ConnectionStatus;
}
if (forceRefresh || feed.TotalMessages != feedDetail.TotalMessages)
{
item.SubItems[2].Text = feed.TotalMessages.ToString("N0");
feedDetail.TotalMessages = feed.TotalMessages;
}
if (forceRefresh || feed.TotalBadMessages != feedDetail.TotalBadMessages)
{
item.SubItems[3].Text = feed.TotalBadMessages.ToString("N0");
feedDetail.TotalBadMessages = feed.TotalBadMessages;
}
if (forceRefresh || feed.HasAircraftList != feedDetail.HasAircraftList || feed.TotalAircraft != feedDetail.AircraftCount)
{
item.SubItems[4].Text = feed.HasAircraftList ? feed.TotalAircraft.ToString("N0") : Strings.NotApplicableAbbr;
feedDetail.AircraftCount = feed.TotalAircraft;
}
}
/// <summary>
/// Updates all existing feeds in the list or adds new ones, removing existing ones from <paramref name="feedDetails"/>.
/// </summary>
/// <param name="feeds"></param>
/// <param name="feedDetails"></param>
private void AddOrUpdateExistingFeeds(FeedStatus[] feeds, List <FeedDetail> feedDetails)
{
foreach (var feed in feeds)
{
var feedDetail = feedDetails.FirstOrDefault(r => r.UniqueId == feed.FeedId);
if (feedDetail != null)
{
feedDetail.HasPolarPlotter = feed.HasPolarPlot;
feedDetail.HasAircraftList = feed.HasAircraftList;
feedDetails.Remove(feedDetail);
UpdateFeedDisplay(feed, feedDetail, forceRefresh: false);
}
else
{
feedDetail = new FeedDetail()
{
UniqueId = feed.FeedId,
IsMergedFeed = feed.IsMergedFeed,
HasPolarPlotter = feed.HasPolarPlot,
HasAircraftList = feed.HasAircraftList,
ListViewItem = new ListViewItem(new string[] { "", "", "", "", "" }),
};
feedDetail.ListViewItem.Tag = feedDetail;
UpdateFeedDisplay(feed, feedDetail, forceRefresh: true);
listView.Items.Add(feedDetail.ListViewItem);
}
}
}
