protected override void OnSetPath(Authentication authentication, string path)
{
var dataBaseName = this.DataBaseName;
var dataBasePath = new DataBasePath(path);
this.CremaHost.Dispatcher.Invoke(() =>
{
if (dataBaseName != string.Empty && dataBasePath.DataBaseName != dataBaseName)
{
var dataBase = this.CremaHost.DataBases[dataBaseName];
dataBase.Unloaded -= DataBase_Unloaded;
if (dataBase.IsLoaded == true)
{
dataBase.Leave(authentication);
}
}
if (dataBasePath.DataBaseName != string.Empty && dataBasePath.DataBaseName != dataBaseName)
{
var dataBase = this.CremaHost.DataBases[dataBasePath.DataBaseName];
if (dataBase.IsLoaded == false)
{
dataBase.Load(authentication);
}
dataBase.Enter(authentication);
dataBase.Unloaded += DataBase_Unloaded;
}
});
this.dataBasePath = dataBasePath;
}
private string GetCurrentDirectory()
{
if (this.CommandContext.Drive is DataBasesConsoleDrive root)
{
var dataBasePath = new DataBasePath(this.CommandContext.Path);
return(dataBasePath.ItemPath);
}
return(PathUtility.Separator);
}
protected override void OnCreate(Authentication authentication, string path, string name)
{
var target = this.GetObject(authentication, path);
if (target is ITableCategory tableCategory)
{
this.CremaHost.Dispatcher.Invoke(() =>
{
var dataBase = tableCategory.GetService(typeof(IDataBase)) as IDataBase;
using (DataBaseUsing.Set(dataBase, authentication))
{
tableCategory.AddNewCategory(authentication, name);
}
});
}
else if (target is ITypeCategory typeCategory)
{
this.CremaHost.Dispatcher.Invoke(() =>
{
var dataBase = typeCategory.GetService(typeof(IDataBase)) as IDataBase;
using (DataBaseUsing.Set(dataBase, authentication))
{
typeCategory.AddNewCategory(authentication, name);
}
});
}
else if (path == PathUtility.Separator)
{
var comment = this.CommandContext.ReadString("comment:");
this.CremaHost.Dispatcher.Invoke(() =>
{
this.CremaHost.DataBases.AddNewDataBase(authentication, name, comment);
});
}
else
{
var dataBasePath = new DataBasePath(path);
if (dataBasePath.Context == string.Empty)
{
throw new PermissionDeniedException();
}
throw new CategoryNotFoundException(path);
}
}
void IPartImportsSatisfiedNotification.OnImportsSatisfied()
{
this.CremaHost.Closed += (s, e) => this.dataBasePath = null;
}
public override object GetObject(Authentication authentication, string path)
{
return(this.CremaHost.Dispatcher.Invoke(GetObject));
object GetObject()
{
var dataBasePath = new DataBasePath(path);
if (dataBasePath.DataBaseName == string.Empty)
{
return(null);
}
var dataBase = this.CremaHost.DataBases[dataBasePath.DataBaseName];
if (dataBase == null)
{
throw new DataBaseNotFoundException(dataBasePath.DataBaseName);
}
if (dataBasePath.Context == string.Empty)
{
return(dataBase);
}
if (dataBasePath.ItemPath == string.Empty)
{
return(null);
}
if (dataBase.IsLoaded == false)
{
dataBase.Load(authentication);
}
if (dataBasePath.Context == CremaSchema.TableDirectory)
{
if (NameValidator.VerifyCategoryPath(dataBasePath.ItemPath) == true)
{
return(dataBase.TableContext[dataBasePath.ItemPath]);
}
var item = dataBase.TableContext[dataBasePath.ItemPath + PathUtility.Separator];
if (item != null)
{
return(item);
}
return(dataBase.TableContext[dataBasePath.ItemPath]);
}
else if (dataBasePath.Context == CremaSchema.TypeDirectory)
{
if (NameValidator.VerifyCategoryPath(dataBasePath.ItemPath) == true)
{
return(dataBase.TypeContext[dataBasePath.ItemPath]);
}
var item = dataBase.TypeContext[dataBasePath.ItemPath + PathUtility.Separator];
if (item != null)
{
return(item);
}
return(dataBase.TypeContext[dataBasePath.ItemPath]);
}
else
{
return(null);
}
}
}
private void MoveTable(Authentication authentication, ITable sourceTable, string newPath)
{
var destPath = new DataBasePath(newPath);
var destObject = this.GetObject(authentication, destPath.Path);
this.CremaHost.Dispatcher.Invoke(MoveTable);
void MoveTable()
{
var dataBase = sourceTable.GetService(typeof(IDataBase)) as IDataBase;
var tables = sourceTable.GetService(typeof(ITableCollection)) as ITableCollection;
if (destPath.DataBaseName != dataBase.Name)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
if (destPath.Context != CremaSchema.TableDirectory)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
if (destObject is ITable)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
using (DataBaseUsing.Set(dataBase, authentication))
{
if (destObject is ITableCategory destCategory)
{
if (sourceTable.Category != destCategory)
{
sourceTable.Move(authentication, destCategory.Path);
}
}
else
{
if (NameValidator.VerifyCategoryPath(destPath.ItemPath) == true)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
var itemName = new ItemName(destPath.ItemPath);
var categories = sourceTable.GetService(typeof(ITableCategoryCollection)) as ITableCategoryCollection;
if (categories.Contains(itemName.CategoryPath) == false)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
if (sourceTable.Name != itemName.Name && tables.Contains(itemName.Name) == true)
{
throw new InvalidOperationException($"cannot move to : {destPath}");
}
if (sourceTable.Category.Path != itemName.CategoryPath)
{
sourceTable.Move(authentication, itemName.CategoryPath);
}
if (sourceTable.Name != itemName.Name)
{
sourceTable.Rename(authentication, itemName.Name);
}
}
}
};
}