WEBUI_M_HU_MoveTUsToDirectWarehouse.java

package de.metas.ui.web.handlingunits.process;

import java.util.List;

import org.adempiere.exceptions.AdempiereException;
import org.adempiere.exceptions.FillMandatoryException;
import org.springframework.beans.factory.annotation.Autowired;

import de.metas.handlingunits.allocation.transfer.HUTransformService;
import de.metas.handlingunits.allocation.transfer.HUTransformService.HUsToNewTUsRequest;
import de.metas.handlingunits.model.I_M_HU;
import de.metas.process.IProcessPrecondition;
import de.metas.process.Param;
import de.metas.process.ProcessPreconditionsResolution;
import de.metas.ui.web.handlingunits.HUEditorProcessTemplate;
import de.metas.ui.web.handlingunits.HUEditorRow;
import de.metas.ui.web.handlingunits.WEBUI_HU_Constants;
import de.metas.ui.web.window.datatypes.DocumentId;
import de.metas.ui.web.window.datatypes.DocumentIdsSelection;
import de.metas.ui.web.window.model.DocumentCollection;

/*
 * #%L
 * metasfresh-webui-api
 * %%
 * Copyright (C) 2017 metas GmbH
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as
 * published by the Free Software Foundation, either version 2 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public
 * License along with this program. If not, see
 * <http://www.gnu.org/licenses/gpl-2.0.html>.
 * #L%
 */

/**
 * HU Editor: Extract requested amount of TUs and move them to direct warehouse (aka Materialentnahme)
 *
 * @author metas-dev <dev@metasfresh.com>
 */
public class WEBUI_M_HU_MoveTUsToDirectWarehouse extends HUEditorProcessTemplate implements IProcessPrecondition
{
	@Autowired
	private DocumentCollection documentsCollection;

	@Param(parameterName = "QtyTU")
	private int p_QtyTU;

	@Override
	protected ProcessPreconditionsResolution checkPreconditionsApplicable()
	{
		if(!isHUEditorView())
		{
			return ProcessPreconditionsResolution.rejectWithInternalReason("not the HU view");
		}

		final DocumentIdsSelection selectedRowIds = getSelectedDocumentIds();
		if (!selectedRowIds.isSingleDocumentId())
		{
			return ProcessPreconditionsResolution.rejectBecauseNotSingleSelection();
		}

		final DocumentId rowId = selectedRowIds.getSingleDocumentId();
		final HUEditorRow huRow = getView().getById(rowId);
		if (huRow.isLU())
		{
			if (!huRow.hasIncludedTUs())
			{
				return ProcessPreconditionsResolution.rejectWithInternalReason("no TUs");
			}
		}
		else if (huRow.isTU())
		{
			// OK
		}
		else
		{
			return ProcessPreconditionsResolution.rejectWithInternalReason("not a LU or TU");
		}
		
		if(!huRow.isHUStatusActive())
		{
			return ProcessPreconditionsResolution.rejectWithInternalReason("HUStatus is not Active");
		}

		return ProcessPreconditionsResolution.accept();
	}

	@Override
	// @RunOutOfTrx // run in transaction!
	protected String doIt()
	{
		if (p_QtyTU <= 0)
		{
			throw new FillMandatoryException("QtyTU");
		}

		final I_M_HU topLevelHU = getRecord(I_M_HU.class);

		final HUsToNewTUsRequest request = HUsToNewTUsRequest.forSourceHuAndQty(topLevelHU, p_QtyTU);
		final List<I_M_HU> tus = HUTransformService.newInstance().husToNewTUs(request);
		if (tus.size() != p_QtyTU)
		{
			throw new AdempiereException(WEBUI_HU_Constants.MSG_NotEnoughTUsFound, new Object[] { p_QtyTU, tus.size() });
		}

		HUMoveToDirectWarehouseService.newInstance()
				.setDocumentsCollection(documentsCollection)
				.setHUView(getView())
				// .setMovementDate(movementDate) // now
				// .setDescription(description) // none
				.setFailOnFirstError(true)
				.setLoggable(this)
				.move(tus.iterator());

		return MSG_OK;
	}
}