/**
 *
 * Copyright
 * 2009-2015 Jayway Products AB
 * 2016-2017 Föreningen Sambruk
 *
 * Licensed under AGPL, Version 3.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.gnu.org/licenses/agpl.txt
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package se.streamsource.streamflow.web.context.workspace.cases.general;

import org.qi4j.api.injection.scope.Structure;
import org.qi4j.api.mixin.Mixins;
import org.qi4j.api.structure.Module;
import org.qi4j.api.value.ValueBuilder;

import se.streamsource.dci.api.Context;
import se.streamsource.dci.api.RoleMap;
import se.streamsource.dci.value.link.LinkValue;
import se.streamsource.streamflow.web.context.RequiresPermission;
import se.streamsource.streamflow.web.domain.interaction.security.PermissionType;
import se.streamsource.streamflow.web.domain.structure.form.Form;
import se.streamsource.streamflow.web.domain.structure.form.FormDraft;
import se.streamsource.streamflow.web.domain.structure.form.FormDrafts;

/**
 * JAVADOC
 */
@Mixins(CasePossibleFormContext.Mixin.class)
@RequiresPermission(PermissionType.write)
public interface CasePossibleFormContext extends Context
{

   @HasFormDraft(false)
   @HasSignedSubmittedForm(false)
   void create();

   @HasFormDraft(true)
   @HasSignedSubmittedForm(false)
   LinkValue formdraft();

   abstract class Mixin implements CasePossibleFormContext
   {

      @Structure
      Module module;

      public void create()
      {
         FormDrafts formDrafts = RoleMap.role( FormDrafts.class );
         Form form = RoleMap.role( Form.class );

         formDrafts.createFormDraft( form );
      }

      public LinkValue formdraft()
      {
         Form form = RoleMap.role( Form.class );

         FormDrafts formDrafts = RoleMap.role( FormDrafts.class );

         FormDraft formDraft = formDrafts.getFormDraft( form );
         if (formDraft == null)
            throw new IllegalStateException( "No form draft available" );

         ValueBuilder<LinkValue> builder = module.valueBuilderFactory().newValueBuilder( LinkValue.class );
         builder.prototype().id().set( formDraft.toString() );
         builder.prototype().text().set( formDraft.toString() );
         builder.prototype().rel().set( "formdraft" );
         builder.prototype().href().set( "../../formdrafts/" + formDraft.toString() + "/" );
         return builder.newInstance();
      }
   }
}