001// --------------------------------------------------------------------------------
002// Copyright 2002-2025 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.subscription.server.command;
018
019import com.echothree.control.user.subscription.common.form.GetSubscriptionsForm;
020import com.echothree.control.user.subscription.common.result.SubscriptionResultFactory;
021import com.echothree.model.control.party.server.control.PartyControl;
022import com.echothree.model.control.subscription.server.control.SubscriptionControl;
023import com.echothree.model.data.user.common.pk.UserVisitPK;
024import com.echothree.util.common.message.ExecutionErrors;
025import com.echothree.util.common.validation.FieldDefinition;
026import com.echothree.util.common.validation.FieldType;
027import com.echothree.util.common.command.BaseResult;
028import com.echothree.util.server.control.BaseSimpleCommand;
029import com.echothree.util.server.persistence.Session;
030import java.util.Arrays;
031import java.util.Collections;
032import java.util.List;
033import javax.enterprise.context.RequestScoped;
034
035@RequestScoped
036public class GetSubscriptionsCommand
037        extends BaseSimpleCommand<GetSubscriptionsForm> {
038    
039    private final static List<FieldDefinition> FORM_FIELD_DEFINITIONS;
040    
041    static {
042        FORM_FIELD_DEFINITIONS = Collections.unmodifiableList(Arrays.asList(
043            new FieldDefinition("SubscriptionKindName", FieldType.ENTITY_NAME, false, null, null),
044            new FieldDefinition("SubscriptionTypeName", FieldType.ENTITY_NAME, false, null, null),
045            new FieldDefinition("PartyName", FieldType.ENTITY_NAME, false, null, null)
046        ));
047    }
048    
049    /** Creates a new instance of GetSubscriptionsCommand */
050    public GetSubscriptionsCommand() {
051        super(null, FORM_FIELD_DEFINITIONS, true);
052    }
053    
054    @Override
055    protected BaseResult execute() {
056        var subscriptionControl = Session.getModelController(SubscriptionControl.class);
057        var result = SubscriptionResultFactory.getGetSubscriptionsResult();
058        var subscriptionKindName = form.getSubscriptionKindName();
059        var subscriptionTypeName = form.getSubscriptionTypeName();
060        var partyName = form.getPartyName();
061        var userVisit = getUserVisit();
062        
063        if(subscriptionKindName != null && subscriptionTypeName != null && partyName == null) {
064            var subscriptionKind = subscriptionControl.getSubscriptionKindByName(subscriptionKindName);
065            
066            if(subscriptionKind != null) {
067                var subscriptionType = subscriptionControl.getSubscriptionTypeByName(subscriptionKind, subscriptionTypeName);
068                
069                result.setSubscriptionKind(subscriptionControl.getSubscriptionKindTransfer(userVisit, subscriptionKind));
070                
071                if(subscriptionType != null) {
072                    result.setSubscriptionType(subscriptionControl.getSubscriptionTypeTransfer(userVisit, subscriptionType));
073                    result.setSubscriptions(subscriptionControl.getSubscriptionTransfersBySubscriptionType(userVisit, subscriptionType));
074                } else {
075                    addExecutionError(ExecutionErrors.UnknownSubscriptionTypeName.name(), subscriptionTypeName);
076                }
077            } else {
078                addExecutionError(ExecutionErrors.UnknownSubscriptionKindName.name(), subscriptionKindName);
079            }
080        } else if(subscriptionKindName == null && subscriptionTypeName == null && partyName != null) {
081            var partyControl = Session.getModelController(PartyControl.class);
082            var party = partyControl.getPartyByName(partyName);
083            
084            if(party != null) {
085                result.setParty(partyControl.getPartyTransfer(userVisit, party));
086                result.setSubscriptions(subscriptionControl.getSubscriptionTransfersByParty(userVisit, party));
087            } else {
088                addExecutionError(ExecutionErrors.UnknownPartyName.name(), partyName);
089            }
090        } else {
091            addExecutionError(ExecutionErrors.InvalidParameterCount.name());
092        }
093        
094        return result;
095    }
096    
097}