public void ProcessModDependencies()
{
// Phase 1 - Set object inter-dependencies...
Mods
.ToList().ForEach(
mod =>
{
mod.ConflictsWithMods = EnabledMods.Where(mod1 => mod.ConflictsWithModNames.Contains(mod1.Name))
.ToList();
var conflictingMods = mod.ConflictsWithMods.Select(mod1 => mod1.Name);
conflictingMods.ToList()
.ForEach(s => mod.InvalidReasonList.Add($"Conflicting dependency [{s}]"));
mod.OptionallyDependsOnMods = EnabledMods
.Where(mod1 => mod.OptionallyDependsOnModNames.Contains(mod1.Name)).ToList();
mod.DependsOnMods = EnabledMods.Where(mod1 => mod.DependsOnModNames.Contains(mod1.Name))
.ToList();
var missingDependencies =
mod.DependsOnModNames.Except(mod.DependsOnMods.Select(mod1 => mod1.Name));
missingDependencies.ToList()
.ForEach(s => mod.InvalidReasonList.Add($"Missing dependency [{s}]"));
mod.IsValid = !mod.InvalidReasonList.Any();
});
// Phase 2 - Check each mods dependency validity. We can only do this after setting Mod inter-dependency in phase 1
Mods
.Where(mod => mod.DependsOnMods.Any())
.ToList().ForEach(
mod =>
{
var dependencyTree = GetModDependenciesWithLevel(mod, 1, null);
dependencyTree.Sort((o, o1) => o1.level.CompareTo(o.level));
var invalidDependencies = dependencyTree.Where(o => !o.mod.IsValid).Select(o => o.mod.Name);
invalidDependencies.ToList()
.ForEach(s => mod.InvalidReasonList.Add($"Dependency [{s}] is invalid."));
var disabledDependencies = dependencyTree.Where(o => !o.mod.Enabled).Select(o => o.mod.Name);
disabledDependencies.ToList()
.ForEach(s => mod.InvalidReasonList.Add($"Dependency [{s}] is disabled."));
mod.IsValid = !mod.InvalidReasonList.Any();
});
}
public void ProcessModLoadOrder()
{
var remainingModsToLoad = EnabledMods.Where(mod => mod.IsValid).ToList();
var modsLoaded = new List <Mod>(remainingModsToLoad.Count());
var loadOrder = 0;
var loadCycle = 0;
while (remainingModsToLoad.Any())
{
loadCycle += 1;
var modsToLoad = remainingModsToLoad
.Where(mod => mod.DependsOnMods.All(mod1 => modsLoaded.Contains(mod1)) && mod
.OptionallyDependsOnMods.Where(mod2 => mod2.IsValid)
.All(mod2 => modsLoaded.Contains(mod2)))
.OrderBy(mod => mod.Name).ToList();
modsToLoad.ForEach(mod =>
{
mod.LoadOrder = ++loadOrder;
mod.LoadCycle = loadCycle;
modsLoaded.Add(mod);
remainingModsToLoad.Remove(mod);
});
}
}