public void UninstallMod(ModFile mod)
{
Log.Information("Uninstalling Mod: " + mod.GetID());
List <ulong> modFiles = new List <ulong>(this.Index.ModEntryMap[mod.GetID()]);
Dictionary <string, WADFile> wadFiles = new Dictionary <string, WADFile>();
this.Index.StartEdit();
//In this loop we remove the installed WAD entries
foreach (ulong modFile in modFiles)
{
List <string> modFileWadFiles = this.Index.Mod[modFile];
//Initialize WAD files for entry deletion
foreach (string modFileWadFile in modFileWadFiles)
{
if (!wadFiles.ContainsKey(modFileWadFile))
{
wadFiles.Add(modFileWadFile, new WADFile(string.Format(@"{0}\{1}", OVERLAY_FOLDER, modFileWadFile)));
}
WADFile wad = wadFiles[modFileWadFile];
wad.RemoveEntry(modFile);
}
this.Index.RemoveModFile(modFile, mod.GetID());
}
//Now we need to either delete empty WAD files or fill the ones from which we removed the entries with original files
//if the modified ones are the same as original then we need to delete those too
foreach (KeyValuePair <string, WADFile> wadFile in wadFiles)
{
//If the WAD isn't being used by any other mod or is empty we can delete it
if (!this.Index.WadModMap[wadFile.Key].Any(x => x != mod.GetID()) ||
wadFile.Value.Entries.Count == 0)
{
wadFile.Value.Dispose();
File.Delete(string.Format(@"{0}\{1}", OVERLAY_FOLDER, wadFile.Key));
}
//If it's used by some other mods we need to merge it into the original WAD
else
{
string gameWadPath = string.Format(@"{0}\{1}", this.LeagueFolder, wadFile.Key);
string overlayWadPath = string.Format(@"{0}\{1}", OVERLAY_FOLDER, wadFile.Key);
WADFile originalWad = new WADFile(gameWadPath);
using (WADFile mergedWad = WADMerger.Merge(originalWad, wadFile.Value))
{
mergedWad.Write(overlayWadPath + ".temp");
}
wadFile.Value.Dispose();
File.Delete(overlayWadPath);
File.Move(overlayWadPath + ".temp", overlayWadPath);
}
}
this.Database.ChangeModState(mod.GetID(), false);
this.Index.RemoveMod(mod.GetID());
this.Index.EndEdit();
}
private void WriteModWADFiles(ModFile mod)
{
Action <KeyValuePair <string, WADFile> > writeWadFileDelegate = new Action <KeyValuePair <string, WADFile> >(WriteWadFile);
if (Config.Get <bool>("ParallelWadInstallation"))
{
ParallelOptions parallelOptions = new ParallelOptions()
{
MaxDegreeOfParallelism = Environment.ProcessorCount
};
Parallel.ForEach(mod.WadFiles, parallelOptions, (modWadFile) =>
{
writeWadFileDelegate.Invoke(modWadFile);
});
}
else
{
foreach (KeyValuePair <string, WADFile> modWadFile in mod.WadFiles)
{
writeWadFileDelegate.Invoke(modWadFile);
}
}
void WriteWadFile(KeyValuePair <string, WADFile> modWadFile)
{
string wadPath = this.Index.FindWADPath(modWadFile.Key);
string overlayModWadPath = string.Format(@"{0}\{1}", OVERLAY_FOLDER, wadPath);
string gameModWadPath = string.Format(@"{0}\{1}", this.LeagueFolder, wadPath);
//Check if the WAD already exists, if it does, we need to merge the 2 WADs
//if it doesnt, then we need to copy it from the game directory
if (!File.Exists(overlayModWadPath))
{
Directory.CreateDirectory(Path.GetDirectoryName(overlayModWadPath));
WADFile baseWad = new WADFile(gameModWadPath);
bool returnedModdedWad = false;
using (WADFile mergedWad = WADMerger.Merge(baseWad, modWadFile.Value, out returnedModdedWad))
{
mergedWad.Write(overlayModWadPath);
}
if (returnedModdedWad)
{
baseWad.Dispose();
}
else
{
modWadFile.Value.Dispose();
}
}
else
{
File.Move(overlayModWadPath, overlayModWadPath + ".temp");
using (WADFile mergedWad = WADMerger.Merge(new WADFile(overlayModWadPath + ".temp"), modWadFile.Value))
{
mergedWad.Write(overlayModWadPath);
}
//Delete temp wad file
File.Delete(overlayModWadPath + ".temp");
modWadFile.Value.Dispose();
}
}
}