001// --------------------------------------------------------------------------------
002// Copyright 2002-2026 Echo Three, LLC
003//
004// Licensed under the Apache License, Version 2.0 (the "License");
005// you may not use this file except in compliance with the License.
006// You may obtain a copy of the License at
007//
008//     http://www.apache.org/licenses/LICENSE-2.0
009//
010// Unless required by applicable law or agreed to in writing, software
011// distributed under the License is distributed on an "AS IS" BASIS,
012// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013// See the License for the specific language governing permissions and
014// limitations under the License.
015// --------------------------------------------------------------------------------
016
017package com.echothree.control.user.forum.server.command;
018
019import com.echothree.control.user.forum.common.form.DeleteForumPartyRoleForm;
020import com.echothree.model.control.forum.server.control.ForumControl;
021import com.echothree.model.control.party.server.control.PartyControl;
022import com.echothree.model.data.user.common.pk.UserVisitPK;
023import com.echothree.util.common.message.ExecutionErrors;
024import com.echothree.util.common.validation.FieldDefinition;
025import com.echothree.util.common.validation.FieldType;
026import com.echothree.util.common.command.BaseResult;
027import com.echothree.util.server.control.BaseSimpleCommand;
028import java.util.List;
029import javax.enterprise.context.Dependent;
030import javax.inject.Inject;
031
032@Dependent
033public class DeleteForumPartyRoleCommand
034        extends BaseSimpleCommand<DeleteForumPartyRoleForm> {
035    
036    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037    
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040                new FieldDefinition("ForumName", FieldType.ENTITY_NAME, true, null, null),
041                new FieldDefinition("PartyName", FieldType.ENTITY_NAME, true, null, null),
042                new FieldDefinition("ForumRoleTypeName", FieldType.ENTITY_NAME, true, null, null)
043        );
044    }
045
046    @Inject
047    ForumControl forumControl;
048
049    @Inject
050    PartyControl partyControl;
051
052    
053    /** Creates a new instance of DeleteForumPartyRoleCommand */
054    public DeleteForumPartyRoleCommand() {
055        super(null, FORM_FIELD_DEFINITIONS, false);
056    }
057    
058    @Override
059    protected BaseResult execute() {
060        var forumName = form.getForumName();
061        var forum = forumControl.getForumByName(forumName);
062        
063        if(forum != null) {
064            var partyName = form.getPartyName();
065            var party = partyControl.getPartyByName(partyName);
066            
067            if(party != null) {
068                var forumRoleTypeName = form.getForumRoleTypeName();
069                var forumRoleType = forumControl.getForumRoleTypeByName(forumRoleTypeName);
070                
071                if(forumRoleType != null) {
072                    var forumPartyRole = forumControl.getForumPartyRoleForUpdate(forum, party, forumRoleType);
073                    
074                    if(forumPartyRole != null) {
075                        forumControl.deleteForumPartyRole(forumPartyRole, getPartyPK());
076                    } else {
077                        addExecutionError(ExecutionErrors.UnknownForumPartyRole.name());
078                    }
079                } else {
080                    addExecutionError(ExecutionErrors.UnknownForumRoleTypeName.name(), forumRoleTypeName);
081                }
082            } else {
083                addExecutionError(ExecutionErrors.UnknownPartyName.name(), partyName);
084            }
085        } else {
086            addExecutionError(ExecutionErrors.UnknownForumName.name(), forumName);
087        }
088        
089        return null;
090    }
091    
092}