/// <summary>
/// Dumps everything of a single type into the cache from the filesystem for BackingData
/// </summary>
/// <typeparam name="T">the type to get and store</typeparam>
/// <returns>full or partial success</returns>
public static bool LoadAllToCache(Type objectType)
{
if (!objectType.GetInterfaces().Contains(typeof(IData)))
return false;
var fileAccessor = new NetMud.DataAccess.FileSystem.BackingData();
var typeDirectory = fileAccessor.BaseDirectory + fileAccessor.CurrentDirectoryName + objectType.Name + "/";
if (!fileAccessor.VerifyDirectory(typeDirectory, false))
{
LoggingUtility.LogError(new AccessViolationException(String.Format("Current directory for type {0} does not exist.", objectType.Name)));
return false;
}
var filesDirectory = new DirectoryInfo(typeDirectory);
foreach (var file in filesDirectory.EnumerateFiles())
{
try
{
BackingDataCache.Add(fileAccessor.ReadEntity(file, objectType));
}
catch(Exception ex)
{
LoggingUtility.LogError(ex);
//Let it keep going
}
}
return true;
}
/// <summary>
/// Writes everything in the cache back to the file system
/// </summary>
/// <returns>full or partial success</returns>
public static bool WriteFullBackup()
{
var fileAccessor = new NetMud.DataAccess.FileSystem.BackingData();
try
{
LoggingUtility.Log("World BackingData backup to current INITIATED.", LogChannels.Backup, true);
fileAccessor.ArchiveFull();
//Get all the entities (which should be a ton of stuff)
var entities = BackingDataCache.GetAll();
foreach (var entity in entities)
fileAccessor.WriteEntity(entity as IData);
LoggingUtility.Log("Entire backing data set written to current.", LogChannels.Backup, true);
}
catch (Exception ex)
{
LoggingUtility.LogError(ex);
return false;
}
return true;
}
/// <summary>
/// Remove this object from the db permenantly
/// </summary>
/// <returns>success status</returns>
public virtual bool Remove()
{
var accessor = new NetMud.DataAccess.FileSystem.BackingData();
try
{
//Remove from cache first
BackingDataCache.Remove(new BackingDataCacheKey(this.GetType(), this.ID));
//Remove it from the file system.
accessor.ArchiveEntity(this);
}
catch (Exception ex)
{
LoggingUtility.LogError(ex);
return false;
}
return true;
}
/// <summary>
/// Update the field data for this object to the db
/// </summary>
/// <returns>success status</returns>
public virtual bool Save()
{
var accessor = new NetMud.DataAccess.FileSystem.BackingData();
try
{
accessor.WriteEntity(this);
}
catch (Exception ex)
{
LoggingUtility.LogError(ex);
return false;
}
return true;
}
/// <summary>
/// Add it to the cache and save it to the file system
/// </summary>
/// <returns>the object with ID and other db fields set</returns>
public virtual IData Create()
{
var accessor = new NetMud.DataAccess.FileSystem.BackingData();
try
{
//reset this guy's ID to the next one in the list
GetNextId();
BackingDataCache.Add(this);
accessor.WriteEntity(this);
}
catch (Exception ex)
{
LoggingUtility.LogError(ex);
return null;
}
return this;
}
