/// <summary>
/// The method that is called to start the background task.
/// </summary>
/// <param name="args">Arguments to for the task execution.</param>
/// <returns>Always null.</returns>
protected override object DoWork(object[] args)
{
const int modLimit = 75;
List <string> updatedMods = new List <string>();
var modList = new List <string>();
var modCheck = new List <IMod>();
OverallMessage = "Updating mods info: setup search..";
OverallProgress = 0;
OverallProgressStepSize = 1;
ShowItemProgress = true;
ItemProgress = 0;
ItemProgressStepSize = 1;
ItemProgressMaximum = 1;
OverallProgressMaximum = 1;
OverallProgressMaximum = _modList.Count * 2;
ItemProgressMaximum = _modList.Count > modLimit ? modLimit : _modList.Count;
if (!string.IsNullOrEmpty(_period))
{
// get mod updates
updatedMods = ModRepository.GetUpdated(_period);
}
for (var i = 0; i < _modList.Count; i++)
{
if (_cancel)
{
break;
}
var modCurrent = _modList[i];
var modId = string.Empty;
var isEndorsed = 0;
ItemMessage = modCurrent.ModName;
var modName = StripFileName(modCurrent.Filename, modCurrent.Id);
if (!string.IsNullOrEmpty(modCurrent.Id))
{
modId = modCurrent.Id;
isEndorsed = modCurrent.IsEndorsed == true ? 1 : modCurrent.IsEndorsed == false ? -1 : 0;
}
else
{
var modInfoForFile = ModRepository.GetModInfoForFile(modCurrent.Filename);
if (modInfoForFile != null)
{
modCurrent.Id = modInfoForFile.Id;
modId = modInfoForFile.Id;
AutoUpdater.AddNewVersionNumberForMod(modCurrent, modInfoForFile);
modName = StripFileName(modCurrent.Filename, modInfoForFile.Id);
}
}
if (_missingDownloadId == null || _missingDownloadId == true && (string.IsNullOrEmpty(modCurrent.DownloadId) || modCurrent.DownloadId == "0" || modCurrent.DownloadId == "-1"))
{
if (updatedMods.Count > 0 && !string.IsNullOrWhiteSpace(modId) && updatedMods.Contains(modId, StringComparer.OrdinalIgnoreCase))
{
modList.Add(string.Format("{0}|{1}|{2}", modName, modId, Path.GetFileName(modCurrent.Filename)));
modCheck.Add(modCurrent);
}
else if (updatedMods.Count == 0 || string.IsNullOrWhiteSpace(modId))
{
modList.Add(string.Format("{0}|{1}|{2}", modName, string.IsNullOrWhiteSpace(modId) ? "0" : modId, Path.GetFileName(modCurrent.Filename)));
modCheck.Add(modCurrent);
}
}
else if (_missingDownloadId == false && !string.IsNullOrEmpty(modCurrent.DownloadId))
{
if (_overrideCategorySetup)
{
modList.Add(string.Format("{0}", modCurrent.DownloadId));
}
else
{
modList.Add(string.Format("{0}|{1}|{2}|{3}|{4}", string.IsNullOrWhiteSpace(modCurrent.DownloadId) ? "0" : modCurrent.DownloadId, string.IsNullOrWhiteSpace(modId) ? "0" : modId, Path.GetFileName(modName), string.IsNullOrWhiteSpace(modCurrent.HumanReadableVersion) ? "0" : modCurrent.HumanReadableVersion, isEndorsed));
}
modCheck.Add(modCurrent);
}
if (ItemProgress < ItemProgressMaximum)
{
StepItemProgress();
}
if (OverallProgress < OverallProgressMaximum)
{
StepOverallProgress();
}
if (_cancel)
{
break;
}
// Prevents the repository request string from becoming too long.
if (modList.Count == modLimit)
{
string strResult = CheckForModListUpdate(modList, modCheck);
if (!string.IsNullOrEmpty(strResult))
{
modList.Clear();
return(strResult);
}
modList.Clear();
OverallMessage = "Updating mods info: setup search..";
ItemProgress = 0;
ItemProgressMaximum = _modList.Count == modLimit ? 1 : _modList.Count - (i + 1);
}
}
if (!_cancel && modList.Count > 0)
{
string strResult = CheckForModListUpdate(modList, modCheck);
if (!string.IsNullOrEmpty(strResult))
{
_modList.Clear();
return(strResult);
}
}
_modList.Clear();
return(_newDownloadID);
}
