/// <summary>
/// Requires the persistence data context (<see cref="IPersistenceDataContext"/>) for this flow context.
/// <para>If flow context (<paramref name="ctx"/>) is <see langword="null"/> OR flow context have not a data context (<see cref="DataContextFlowContextProps.DataContextProp"/>, <see cref="DataContextFlowContextProps.HasDataContext(IContext, bool)"/>), then exception describing the persistence data context abscence will be thrown.</para>
/// <para>If flow context (<paramref name="ctx"/>) has data context, that incompatible with <see cref="IPersistenceDataContext"/>, then exception (see above) will be thrown.</para>
/// </summary>
/// <param name="ctx">
/// Flow context.
/// <para>Can be <see langword="null"/>.</para>
/// </param>
public static IPersistenceDataContext PersistenceDataContext(this IContext ctx)
{
IDataContext2 dataCtx = default;
if (ctx is null || !ctx.HasDataContext(dataCtx: out dataCtx) || !(dataCtx is IPersistenceDataContext persistenceDataCtx))
{
throw new EonException(message: $"The persistence data context is missing{(ctx is null ? "." : " in this flow context.")}{(ctx is null ? string.Empty : $"{Environment.NewLine}\tContext:{ctx.FmtStr().GNLI2()}")}{(dataCtx is null ? string.Empty : $"{Environment.NewLine}\tExisting data context (type):{dataCtx.GetType().FmtStr().GNLI2()}")}");
}
internal P_Disposable(EfCoreDbContext efContext, IDataContext2 dataContext, ILogger logger, IDependencySupport outerDependencies)
: base(outerDependencies: outerDependencies)
{
//
efContext.EnsureNotNull(nameof(efContext));
//
_efContext = efContext;
_efContextString = efContext.ToString();
_dataContext = dataContext;
_logger = logger;
}
protected override void Dispose(bool explicitDispose)
{
if (explicitDispose)
{
var logger = _logger;
if (!(logger is null))
{
logger
.LogDebug(
eventId: GenericEventIds.ExplicitDispose,
message: $"Explicit dispose call.{Environment.NewLine}\tComponent:{Environment.NewLine}\t\t{{component}}",
args: new object[] { _efContextString });
}
}
_efContext = null;
_dataContext = null;
_logger = null;
_efContextString = null;
//
base.Dispose(explicitDispose);
}
public static IContext New(
this IContext outerCtx,
IDataContext2 dataCtx,
XFullCorrelationId fullCorrelationId = default,
ArgumentPlaceholder <XCorrelationId> correlationId = default,
object localTag = default,
ArgumentPlaceholder <CancellationToken> ct = default,
ArgumentPlaceholder <IVh <IDisposeRegistry> > disposeRegistry = default,
ArgumentPlaceholder <IVh <IAsyncProgress <IFormattable> > > progress = default,
ArgumentPlaceholder <IFormattable> displayName = default)
{
//
var newCtx = default(IContext);
try {
newCtx = ContextUtilities.Create(outerCtx: outerCtx, fullCorrelationId: fullCorrelationId, correlationId: correlationId, localTag: localTag, ct: ct, disposeRegistry: disposeRegistry, progress: progress, displayName: displayName);
DataContextFlowContextProps.DataContextProp.SetLocalValue(ctx: newCtx, value: dataCtx);
return(newCtx);
}
catch (Exception exception) {
newCtx?.Dispose(exception);
throw;
}
}