/// <summary>
/// Retrieves the specified dataset for patients in the specified query.
/// </summary>
/// <returns>A dataset result, which, if the request was valid, contains the dataset.</returns>
/// <param name="query">Query reference value.</param>
/// <param name="datasetQuery">Dataset query reference value.</param>
/// <param name="cancel">Cancelcellation token.</param>
/// <param name="early">Early time bound.</param>
/// <param name="late">Late time bound.</param>
/// <exception cref="LeafRPCException"/>
/// <exception cref="OperationCanceledException"/>
/// <exception cref="LeafCompilerException"/>
/// <exception cref="ArgumentNullException"/>
/// <exception cref="System.Data.Common.DbException"/>
public async Task <Result> GetDatasetAsync(QueryRef query, DatasetQueryRef datasetQuery, CancellationToken cancel, long?early = null, long?late = null)
{
log.LogInformation("Dataset starting. QueryRef:{QueryRef} DatasetRef:{DatasetRef}", query, datasetQuery);
Ensure.NotNull(query, nameof(query));
Ensure.NotNull(datasetQuery, nameof(datasetQuery));
var request = new DatasetExecutionRequest(query, datasetQuery, early, late);
var result = new Result();
log.LogInformation("Dataset execution request. Request:{@Request}", request);
var validationContext = await contextProvider.GetCompilerContextAsync(request);
log.LogInformation("Dataset compiler validation context. Context:{@Context}", validationContext);
result.Context = validationContext;
if (validationContext.State != CompilerContextState.Ok)
{
log.LogError("Dataset compiler context error. State:{State}", validationContext.State);
return(result);
}
cancel.ThrowIfCancellationRequested();
var exeContext = compiler.BuildDatasetSql(validationContext.Context);
log.LogInformation("Compiled dataset execution context. Context:{@Context}", exeContext);
var data = await executor.ExecuteDatasetAsync(exeContext, cancel);
log.LogInformation("Dataset complete. Patients:{Patients} Records:{Records}", data.Results.Keys.Count, data.Results.Sum(d => d.Value.Count()));
result.Dataset = data;
return(result);
}
/// <summary>
/// Retrieves the specified dataset for patients in the specified query.
/// </summary>
/// <returns>A dataset result, which, if the request was valid, contains the dataset.</returns>
/// <param name="query">Query reference value.</param>
/// <param name="datasetQuery">Dataset query reference value.</param>
/// <param name="cancel">Cancelcellation token.</param>
/// <param name="early">Early time bound.</param>
/// <param name="late">Late time bound.</param>
/// <exception cref="LeafPreflightException"/>
/// <exception cref="LeafDbException"/>
/// <exception cref="OperationCanceledException"/>
/// <exception cref="LeafCompilerException"/>
/// <exception cref="ArgumentNullException"/>
public async Task <Result> Dataset(QueryRef query, DatasetQueryRef datasetQuery, CancellationToken cancel, long?early = null, long?late = null)
{
Ensure.NotNull(query, nameof(query));
Ensure.NotNull(datasetQuery, nameof(datasetQuery));
var request = new DatasetExecutionRequest(query, datasetQuery, early, late);
var result = new Result();
var ctx = await queryService.GetQueryCompilerContext(request);
result.Context = ctx;
if (ctx.State != CompilerContextState.Ok)
{
return(result);
}
cancel.ThrowIfCancellationRequested();
var data = await datasetService.GetDatasetAsync(ctx.Context, cancel);
result.Dataset = data;
return(result);
}
/// <summary>
/// Retrieves the specified dataset for patients in the specified query.
/// </summary>
/// <returns>A dataset result, which, if the request was valid, contains the dataset.</returns>
/// <param name="query">Query reference value.</param>
/// <param name="datasetQuery">Dataset query reference value.</param>
/// <param name="cancel">Cancelcellation token.</param>
/// <param name="early">Early time bound.</param>
/// <param name="late">Late time bound.</param>
/// <exception cref="LeafPreflightException"/>
/// <exception cref="LeafRPCException"/>
/// <exception cref="OperationCanceledException"/>
/// <exception cref="LeafCompilerException"/>
/// <exception cref="ArgumentNullException"/>
/// <exception cref="System.Data.Common.DbException"/>
public async Task <Result> GetDatasetAsync(QueryRef query, DatasetQueryRef datasetQuery, CancellationToken cancel, long?early = null, long?late = null)
{
Ensure.NotNull(query, nameof(query));
Ensure.NotNull(datasetQuery, nameof(datasetQuery));
var request = new DatasetExecutionRequest(query, datasetQuery, early, late);
var result = new Result();
var validationContext = await contextProvider.GetCompilerContextAsync(request);
result.Context = validationContext;
if (validationContext.State != CompilerContextState.Ok)
{
return(result);
}
cancel.ThrowIfCancellationRequested();
var exeContext = compiler.BuildDatasetSql(validationContext.Context);
log.LogInformation("Compiled Dataset Execution Context. Context:{@Context}", exeContext);
var data = await executor.ExecuteDatasetAsync(exeContext, cancel);
result.Dataset = data;
return(result);
}
public async Task <ActionResult <DatasetDTO> > Dataset(
string queryid,
[FromQuery] string datasetid,
[FromQuery] Shape shape,
[FromQuery] long?early,
[FromQuery] long?late,
[FromServices] DatasetProvider provider,
CancellationToken cancelToken
)
{
try
{
var queryref = new QueryRef(queryid);
var datasetref = new DatasetQueryRef(datasetid, shape);
var result = await provider.Dataset(queryref, datasetref, cancelToken, early, late);
switch (result.Context.State)
{
case CompilerContextState.DatasetShapeMismatch:
return(BadRequest(new CompilerErrorDTO(result.Context.State)));
case CompilerContextState.DatasetNotFound:
case CompilerContextState.QueryNotFound:
return(NotFound(new CompilerErrorDTO(result.Context.State)));
}
return(Ok(new DatasetDTO(result.Dataset)));
}
catch (FormatException fe)
{
log.LogWarning("Malformed dataset identifiers. Error:{Error}", fe.Message);
return(BadRequest());
}
catch (LeafPreflightException lpe)
{
log.LogInformation("Dataset query failed preflight check. Error:{Error}", lpe.Message);
return(BadRequest());
}
catch (OperationCanceledException)
{
log.LogInformation("Request cancelled. QueryID:{QueryID} DatasetId:{DatasetId}", queryid, datasetid);
return(NoContent());
}
catch (LeafDbException lde)
{
return(StatusCode(lde.StatusCode));
}
catch (LeafCompilerException)
{
return(StatusCode(StatusCodes.Status500InternalServerError));
}
catch (Exception ex)
{
log.LogError("Could not fetch dataset. QueryID:{QueryID} DatasetID:{DatasetID} Error:{Error}", queryid, datasetid, ex.ToString());
return(StatusCode(StatusCodes.Status500InternalServerError));
}
}
public Task <DatasetQuery> GetQuery(DatasetQueryRef datasetQueryRef)
{
log.LogInformation("Getting dataset query. Ref:{@Ref}", datasetQueryRef);
throw new NotImplementedException();
}
