/// <summary>
/// Enables the mutation of database entities via a <see cref="DbContext"/>.
/// </summary>
/// <remarks>
/// This will call <see cref="DbContext.SaveChangesAsync(CancellationToken)"/> after
/// executing the executor function if <see cref="EFCoreContextContainerOptions.AutoSaveChanges"/> is
/// set to 'true'.
/// </remarks>
/// <typeparam name="TParam">The parameter type</typeparam>
/// <param name="container"></param>
/// <param name="executor"></param>
/// <param name="param"></param>
/// <param name="ct"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException" />
public static Task ExecuteAsync <TParam>(
this EFCoreContextContainer container,
Func <DbContext, TParam, CancellationToken, Task> executor,
TParam param,
CancellationToken ct
)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (executor == null)
{
throw new ArgumentNullException(nameof(executor));
}
#if NETSTANDARD2_1
var innerParam = (param, executor);
#else
var innerParam = new
{
param,
executor
};
#endif
return(container.ExecuteAsync(async(ctx, p, c) =>
{
await p.executor(ctx, p.param, c);
return 0;
}, innerParam, ct));
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreQueryable(
EFCoreContextContainer container
)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
_query = container.Query <TEntity>();
}
/// <summary>
/// Enables the mutation of database entities via a <see cref="DbContext"/>.
/// </summary>
/// <remarks>
/// This will call <see cref="DbContext.SaveChangesAsync(CancellationToken)"/> after
/// executing the executor function if <see cref="EFCoreContextContainerOptions.AutoSaveChanges"/> is
/// set to 'true'.
/// </remarks>
/// <typeparam name="TResult">The result type</typeparam>
/// <param name="container"></param>
/// <param name="executor"></param>
/// <param name="ct"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException" />
public static Task <TResult> ExecuteAsync <TResult>(
this EFCoreContextContainer container,
Func <DbContext, CancellationToken, Task <TResult> > executor,
CancellationToken ct
)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (executor == null)
{
throw new ArgumentNullException(nameof(executor));
}
return(container.ExecuteAsync((ctx, exec, c) => exec(ctx, c), executor, ct));
}
/// <summary>
/// Enables the aggregation of database entities directly from the <see cref="DbContext"/>.
/// </summary>
/// <typeparam name="TResult">The result type</typeparam>
/// <param name="container"></param>
/// <param name="aggregator"></param>
/// <param name="ct"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException" />
public static Task <TResult> AggregateAsync <TResult>(
this EFCoreContextContainer container,
Func <DbContext, CancellationToken, Task <TResult> > aggregator,
CancellationToken ct
)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (aggregator == null)
{
throw new ArgumentNullException(nameof(aggregator));
}
return(container.AggregateAsync((ctx, agg, c) => agg(ctx, c), aggregator, ct));
}
/// <summary>
/// Enables the mutation of database entities via a <see cref="DbContext"/>.
/// </summary>
/// <remarks>
/// This will call <see cref="DbContext.SaveChangesAsync(CancellationToken)"/> after
/// executing the executor function if <see cref="EFCoreContextContainerOptions.AutoSaveChanges"/> is
/// set to 'true'.
/// </remarks>
/// <param name="container"></param>
/// <param name="executor"></param>
/// <param name="ct"></param>
/// <returns></returns>
/// <exception cref="ArgumentNullException" />
public static Task ExecuteAsync(
this EFCoreContextContainer container,
Func <DbContext, CancellationToken, Task> executor,
CancellationToken ct
)
{
if (container == null)
{
throw new ArgumentNullException(nameof(container));
}
if (executor == null)
{
throw new ArgumentNullException(nameof(executor));
}
return(container.ExecuteAsync(async(ctx, exec, c) =>
{
await exec(ctx, c);
return 0;
}, executor, ct));
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreCreate(
EFCoreContextContainer container
)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreReadByIdRange(
EFCoreContextContainer container
)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreReadByExternalId(
EFCoreContextContainer container
)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreDeleteRange(
EFCoreContextContainer container
)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreTransaction(EFCoreContextContainer container)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreUpdateRange(
EFCoreContextContainer container
)
{
_container = container;
}
/// <summary>
/// Creates a new instance
/// </summary>
/// <param name="container"></param>
public EFCoreExistsById(
EFCoreContextContainer container
)
{
_container = container;
}