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.party.server.command;
018
019import com.echothree.control.user.party.common.form.GetTimeZoneDescriptionsForm;
020import com.echothree.control.user.party.common.result.PartyResultFactory;
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 GetTimeZoneDescriptionsCommand
034        extends BaseSimpleCommand<GetTimeZoneDescriptionsForm> {
035    
036    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
037    
038    static {
039        FORM_FIELD_DEFINITIONS = List.of(
040                new FieldDefinition("JavaTimeZoneName", FieldType.TIME_ZONE_NAME, true, null, null)
041        );
042    }
043
044    @Inject
045    PartyControl partyControl;
046
047    
048    /** Creates a new instance of GetTimeZoneDescriptionsCommand */
049    public GetTimeZoneDescriptionsCommand() {
050        super(null, FORM_FIELD_DEFINITIONS, true);
051    }
052    
053    @Override
054    protected BaseResult execute() {
055        var result = PartyResultFactory.getGetTimeZoneDescriptionsResult();
056        var javaTimeZoneName = form.getJavaTimeZoneName();
057        var timeZone = partyControl.getTimeZoneByJavaName(javaTimeZoneName);
058        
059        if(timeZone != null) {
060            result.setTimeZone(partyControl.getTimeZoneTransfer(getUserVisit(), timeZone));
061            result.setTimeZoneDescriptions(partyControl.getTimeZoneDescriptionTransfers(getUserVisit(), timeZone));
062        } else {
063            addExecutionError(ExecutionErrors.UnknownJavaTimeZoneName.name(), javaTimeZoneName);
064        }
065        
066        return result;
067    }
068    
069}