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Implement min/max records enforcement

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darin.kelkhoff
2024-05-17 16:16:26 -05:00
parent 8816bc89c3
commit e10a1e40da
2 changed files with 116 additions and 18 deletions
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42
qqq-backend-core/src/main/java/com/kingsrook/qqq/backend/core/actions/processes/RunBackendStepAction.java
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@ -34,6 +34,7 @@ import com.kingsrook.qqq.backend.core.exceptions.QUserFacingException;
import com.kingsrook.qqq.backend.core.logging.QLogger;
import com.kingsrook.qqq.backend.core.model.actions.processes.RunBackendStepInput;
import com.kingsrook.qqq.backend.core.model.actions.processes.RunBackendStepOutput;
import com.kingsrook.qqq.backend.core.model.actions.tables.query.QQueryFilter;
import com.kingsrook.qqq.backend.core.model.actions.tables.query.QueryInput;
import com.kingsrook.qqq.backend.core.model.actions.tables.query.QueryOutput;
import com.kingsrook.qqq.backend.core.model.metadata.code.QCodeReference;
@ -82,7 +83,7 @@ public class RunBackendStepAction
//////////////////////////////////////////////////////////////////////////////////////
// ensure input data is set as needed - use callback object to get anything missing //
//////////////////////////////////////////////////////////////////////////////////////
ensureRecordsAreInRequest(runBackendStepInput, backendStepMetaData);
ensureRecordsAreInRequest(runBackendStepInput, backendStepMetaData, process);
ensureInputFieldsAreInRequest(runBackendStepInput, backendStepMetaData);
////////////////////////////////////////////////////////////////////
@ -167,7 +168,7 @@ public class RunBackendStepAction
** check if this step uses a record list - and if so, if we need to get one
** via the callback
*******************************************************************************/
private void ensureRecordsAreInRequest(RunBackendStepInput runBackendStepInput, QBackendStepMetaData step) throws QException
private void ensureRecordsAreInRequest(RunBackendStepInput runBackendStepInput, QBackendStepMetaData step, QProcessMetaData process) throws QException
{
QFunctionInputMetaData inputMetaData = step.getInputMetaData();
if(inputMetaData != null && inputMetaData.getRecordListMetaData() != null)
@ -190,9 +191,44 @@ public class RunBackendStepAction
queryInput.setFilter(callback.getQueryFilter());
//////////////////////////////////////////////////////////////////////////////////////////
// if process has a max-no of records, set a limit on the process of that number plus 1 //
// (the plus 1 being so we can see "oh, you selected more than that many; error!" //
//////////////////////////////////////////////////////////////////////////////////////////
if(process.getMaxInputRecords() != null)
{
if(callback.getQueryFilter() == null)
{
queryInput.setFilter(new QQueryFilter());
}
queryInput.getFilter().setLimit(process.getMaxInputRecords() + 1);
}
QueryOutput queryOutput = new QueryAction().execute(queryInput);
runBackendStepInput.setRecords(queryOutput.getRecords());
// todo - handle 0 results found?
////////////////////////////////////////////////////////////////////////////////
// if process defines a max, and more than the max were found, throw an error //
////////////////////////////////////////////////////////////////////////////////
if(process.getMaxInputRecords() != null)
{
if(queryOutput.getRecords().size() > process.getMaxInputRecords())
{
throw (new QUserFacingException("Too many records were selected for this process. At most, only " + process.getMaxInputRecords() + " can be selected."));
}
}
/////////////////////////////////////////////////////////////////////////////////
// if process defines a min, and fewer than the min were found, throw an error //
/////////////////////////////////////////////////////////////////////////////////
if(process.getMinInputRecords() != null)
{
if(queryOutput.getRecords().size() < process.getMinInputRecords())
{
throw (new QUserFacingException("Too few records were selected for this process. At least " + process.getMinInputRecords() + " must be selected."));
}
}
}
}
}