private List <ServerVersion> GetVanillaVersionsFromCache(Manifest.VersionType versionType)
{
if (vanillaDict.ContainsKey(versionType) && VanillaCacheUpToDate(versionType))
{
return(vanillaDict[versionType]);
}
string path = Path.Combine(App.ApplicationPath, "persistence", "vanilla-" + versionType + ".json");
if (File.Exists(path))
{
try
{
string json = File.ReadAllText(path, Encoding.UTF8);
VanillaVersionCache versionCache = JsonSerializer.Deserialize <VanillaVersionCache>(json);
if (DateTime.Now.Subtract(versionCache.CacheCreation).TotalHours < 12)
{
return(versionCache.Versions);
}
//TODO update visual list after updating
UpdateVanillaVersionsAsync(versionType);
return(versionCache.Versions);
}
catch (Exception e)
{
ErrorLogger.Append(e);
Console.WriteLine("Error while reading Vanilla version cache. Skipping...");
}
}
UpdateVanillaVersions(versionType);
return(GetVanillaVersionsFromCache(versionType));
}
private void CacheVanillaVersions(Manifest.VersionType versionType, List <ServerVersion> versions)
{
DateTime cacheAge = DateTime.Now;
//RAM cache
vanillaDict[versionType] = versions;
vanillaCacheAge[versionType] = cacheAge;
VanillaVersionCache versionCache = new VanillaVersionCache(cacheAge, versionType, versions);
//File cache
string json = JsonSerializer.Serialize(versionCache);
try
{
string path = Path.Combine(App.ApplicationPath, "persistence");
if (!Directory.Exists(path))
{
Directory.CreateDirectory(path);
}
path = Path.Combine(path, "vanilla-" + versionType + ".json");
File.WriteAllText(path, json, Encoding.UTF8);
}
catch (Exception e)
{
ErrorLogger.Append(e);
Console.WriteLine("Error while saving Vanilla version cache. Skipping...");
}
}
