/// <summary>
/// maybe techsd should link up as well as down. it would make this more efficent, but harder on the modder.
/// </summary>
/// <param name="techdb"></param>
internal static void CheckRequrements(FactionTechDB techdb)
{
List <TechSD> requrementsMetTechs = new List <TechSD>();
foreach (var kvpTech in techdb.UnavailableTechs.ToArray())
{
bool requrementsMet = false;
if (kvpTech.Requirements.Count == 0) //if requirements is an empty dict
{
requrementsMet = true;
}
else
{
foreach (var kvpRequrement in kvpTech.Requirements)
{
if (techdb.ResearchedTechs.ContainsKey(kvpRequrement.Key) &&
techdb.ResearchedTechs[kvpRequrement.Key] >= kvpRequrement.Value)
{
requrementsMet = true;
}
else
{
requrementsMet = false;
break;
}
}
}
if (requrementsMet)
{
requrementsMetTechs.Add(kvpTech);
}
}
foreach (var item in requrementsMetTechs)
{
techdb.MakeResearchable(item);
}
if (requrementsMetTechs.Count > 0)
{
CheckRequrements(techdb);//run again, we may have met a requirment by makign something else researchable.
}
}
