/// <summary>
/// Collects, serializes and stores the state of all ScriptableObject instances currently in the list.
/// Also persists previously saved data that is not currently used by any of the ScriptableObject instances.
/// </summary>
public void SaveData()
{
ValidatePersistenceMechanism();
if (_persistenceList.Length == 0)
{
return;
}
// Overwrite existing entry for given persistable with fresh data, or - if entry didn't exist - create it.
// Preserves old entries (which are not connected to any current persistable) to avoid data loss.
foreach (var persistable in _persistenceList)
{
if (persistable == null)
{
continue;
}
var id = GetID(persistable);
_dataEntities[id] = new DataEntity()
{
EntityId = id,
JsonData = JsonUtility.ToJson(persistable)
};
}
DataEntitiesContainer container = new DataEntitiesContainer()
{
// Convert the values in the dictionary to an array. Dictionary enumeration is slow, but Count is expected to be negligible.
DataEntities = _dataEntities.Select((kvp, _) => kvp.Value).ToArray()
};
// Push the container into the persistence mechanism for storage, under the given key.
_persistenceMechanism.Save(_persistentContainerKey, container);
}
public Repository()
{
context = new DataEntitiesContainer();
}