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using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Newtonsoft.Json;
using ShiftOS.Objects;
namespace ShiftOS.Engine
{
public static class VirusManager
{
public static List<IVirus> ActiveInfections = new List<IVirus>();
public static void Init()
{
Desktop.InvokeOnWorkerThread(() =>
{
ShiftOS.Objects.ShiftFS.Utils.FileRead += (path) =>
{
Desktop.InvokeOnWorkerThread(() =>
{
var headerData = Objects.ShiftFS.Utils.GetHeaderText(path);
if(headerData != null)
{
try
{
var viruses = JsonConvert.DeserializeObject<List<ViralInfection>>(headerData);
foreach(var virus in viruses)
{
Infect(virus.ID, virus.ThreatLevel);
}
}
catch { }
}
});
};
ActiveInfections = new List<IVirus>();
if (SaveSystem.CurrentSave.ViralInfections == null)
SaveSystem.CurrentSave.ViralInfections = new List<ViralInfection>();
foreach (var virusdata in SaveSystem.CurrentSave.ViralInfections)
{
var virus = CreateVirus(virusdata.ID, virusdata.ThreatLevel);
var existing = ActiveInfections.FirstOrDefault(x => x.GetType() == virus.GetType());
if (existing != null)
{
var eIndex = ActiveInfections.IndexOf(existing);
ActiveInfections[eIndex] = virus;
existing.Disinfect();
}
else
{
ActiveInfections.Add(virus);
}
}
});
}
public static void Infect(string id, int threatlevel)
{
if (threatlevel < 1)
throw new Exception("Threat level can't be below 1.");
if (threatlevel > 4)
throw new Exception("Threat level can't be above 4.");
var infection = SaveSystem.CurrentSave.ViralInfections.FirstOrDefault(x => x.ID == id);
if (infection != null)
{
if(infection.ThreatLevel < threatlevel)
{
infection.ThreatLevel = threatlevel;
}
else
{
return;
//no need to reinfect with a lower threatlevel
}
}
else
{
SaveSystem.CurrentSave.ViralInfections.Add(new ViralInfection
{
ID = id,
ThreatLevel = threatlevel
});
}
var virus = CreateVirus(id, threatlevel);
var existing = ActiveInfections.FirstOrDefault(x => x.GetType() == virus.GetType());
if(existing != null)
{
var eIndex = ActiveInfections.IndexOf(existing);
ActiveInfections[eIndex] = virus;
existing.Disinfect();
}
else
{
ActiveInfections.Add(virus);
}
}
internal static IVirus CreateVirus(string id, int threatlevel)
{
if (threatlevel < 1)
throw new Exception("Threat level can't be below 1.");
if (threatlevel > 4)
throw new Exception("Threat level can't be above 4.");
foreach(var type in ReflectMan.Types.Where(x => x.GetInterfaces().Contains(typeof(IVirus)) && Shiftorium.UpgradeAttributesUnlocked(x)))
{
var attrib = type.GetCustomAttributes(false).FirstOrDefault(x => x is VirusAttribute) as VirusAttribute;
if(attrib != null)
{
if(attrib.ID == id)
{
IVirus virus = (IVirus)Activator.CreateInstance(type);
virus.Infect(threatlevel);
return virus;
}
}
}
throw new Exception("Cannot create virus.");
}
public static void Disinfect(string id)
{
foreach(var virus in ActiveInfections.ToArray())
{
var type = virus.GetType();
var attrib = type.GetCustomAttributes(false).FirstOrDefault(x => x is VirusAttribute) as VirusAttribute;
if(attrib != null)
{
if (attrib.ID == id)
{
ActiveInfections.Remove(virus);
var inf = SaveSystem.CurrentSave.ViralInfections.FirstOrDefault(x => x.ID == id);
if (inf != null)
SaveSystem.CurrentSave.ViralInfections.Remove(inf);
virus.Disinfect();
}
}
}
}
}
}
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