/// <summary>
/// Updates an entity in the collection, copies properties from staged item
/// </summary>
/// <param name="stagedItem"></param>
/// <returns>if success return 1, else 0</returns>
private int UpdateCollection(StagedItem <TEntity> stagedItem)
{
var updatedEntity = stagedItem.Entity;
var updatedEntityKey = (int)updatedEntity.GetType().GetProperty(stagedItem.PrimaryKeyName).GetValue(updatedEntity);
if (!Exist(updatedEntityKey))
{
return(0);
}
var collection = GetCollection(updatedEntity.GetType());
if (collection == null)
{
return(0);
}
var index = 0;
//find the index of entity with the same key
foreach (var entity in collection)
{
var currentEntitykey = (int)entity.GetType().GetProperty(stagedItem.PrimaryKeyName).GetValue(entity);
if (currentEntitykey == updatedEntityKey)
{
break;
}
index++;
}
collection[index] = stagedItem.Entity;
return(1);
}
/// <summary>
/// Adds an entity to collection, copies entities from staged item
/// </summary>
/// <param name="stagedItem"></param>
/// <returns> if success return 1, else 0</returns>
private int AddToCollection(StagedItem <TEntity> stagedItem)
{
var entity = stagedItem.Entity;
var key = (int)entity.GetType().GetProperty(stagedItem.PrimaryKeyName).GetValue(entity);
if (Exist(key))
{
return(0);
}
var collection = GetCollection(entity.GetType());
if (collection == null)
{
return(0);
}
MethodInfo addMethod = collection.GetType().GetMethod("Add");
addMethod.Invoke(collection, new object[] { entity });
return(1);
}