// Copyright 2012,2013 Vaughn Vernon
//
// Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
//
// 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 com.saasovation.collaboration.application.forum;
import com.saasovation.collaboration.application.forum.data.ForumCommandResult;
import com.saasovation.collaboration.domain.model.collaborator.Author;
import com.saasovation.collaboration.domain.model.collaborator.CollaboratorService;
import com.saasovation.collaboration.domain.model.collaborator.Creator;
import com.saasovation.collaboration.domain.model.collaborator.Moderator;
import com.saasovation.collaboration.domain.model.forum.Discussion;
import com.saasovation.collaboration.domain.model.forum.DiscussionId;
import com.saasovation.collaboration.domain.model.forum.DiscussionRepository;
import com.saasovation.collaboration.domain.model.forum.Forum;
import com.saasovation.collaboration.domain.model.forum.ForumId;
import com.saasovation.collaboration.domain.model.forum.ForumIdentityService;
import com.saasovation.collaboration.domain.model.forum.ForumRepository;
import com.saasovation.collaboration.domain.model.tenant.Tenant;
public class ForumApplicationService {
private CollaboratorService collaboratorService;
private DiscussionQueryService discussionQueryService;
private DiscussionRepository discussionRepository;
private ForumIdentityService forumIdentityService;
private ForumQueryService forumQueryService;
private ForumRepository forumRepository;
public ForumApplicationService(
ForumQueryService aForumQueryService,
ForumRepository aForumRepository,
ForumIdentityService aForumIdentityService,
DiscussionQueryService aDiscussionQueryService,
DiscussionRepository aDiscussionRepository,
CollaboratorService aCollaboratorService) {
super();
this.collaboratorService = aCollaboratorService;
this.discussionQueryService = aDiscussionQueryService;
this.discussionRepository = aDiscussionRepository;
this.forumIdentityService = aForumIdentityService;
this.forumQueryService = aForumQueryService;
this.forumRepository = aForumRepository;
}
public void assignModeratorToForum(
String aTenantId,
String aForumId,
String aModeratorId) {
Tenant tenant = new Tenant(aTenantId);
Forum forum =
this.forumRepository()
.forumOfId(
tenant,
new ForumId(aForumId));
Moderator moderator =
this.collaboratorService().moderatorFrom(tenant, aModeratorId);
forum.assignModerator(moderator);
this.forumRepository().save(forum);
}
public void changeForumDescription(
String aTenantId,
String aForumId,
String aDescription) {
Tenant tenant = new Tenant(aTenantId);
Forum forum =
this.forumRepository()
.forumOfId(
tenant,
new ForumId(aForumId));
forum.changeDescription(aDescription);
this.forumRepository().save(forum);
}
public void changeForumSubject(
String aTenantId,
String aForumId,
String aSubject) {
Tenant tenant = new Tenant(aTenantId);
Forum forum =
this.forumRepository()
.forumOfId(
tenant,
new ForumId(aForumId));
forum.changeSubject(aSubject);
this.forumRepository().save(forum);
}
public void closeForum(
String aTenantId,
String aForumId) {
Tenant tenant = new Tenant(aTenantId);
Forum forum =
this.forumRepository()
.forumOfId(
tenant,
new ForumId(aForumId));
forum.close();
this.forumRepository().save(forum);
}
public void reopenForum(
String aTenantId,
String aForumId) {
Tenant tenant = new Tenant(aTenantId);
Forum forum =
this.forumRepository()
.forumOfId(
tenant,
new ForumId(aForumId));
forum.reopen();
this.forumRepository().save(forum);
}
public void startForum(
String aTenantId,
String aCreatorId,
String aModeratorId,
String aSubject,
String aDescription,
ForumCommandResult aResult) {
Forum forum =
this.startNewForum(
new Tenant(aTenantId),
aCreatorId,
aModeratorId,
aSubject,
aDescription,
null);
if (aResult != null) {
aResult.resultingForumId(forum.forumId().id());
}
}
public void startExclusiveForum(
String aTenantId,
String anExclusiveOwner,
String aCreatorId,
String aModeratorId,
String aSubject,
String aDescription,
ForumCommandResult aResult) {
Tenant tenant = new Tenant(aTenantId);
String forumId =
this.forumQueryService()
.forumIdOfExclusiveOwner(
aTenantId,
anExclusiveOwner);
Forum forum = null;
if (forumId != null) {
forum = this.forumRepository()
.forumOfId(
tenant,
new ForumId(forumId));
}
if (forum == null) {
forum =
this.startNewForum(
tenant,
aCreatorId,
aModeratorId,
aSubject,
aDescription,
anExclusiveOwner);
}
if (aResult != null) {
aResult.resultingForumId(forum.forumId().id());
}
}
public void startExclusiveForumWithDiscussion(
String aTenantId,
String anExclusiveOwner,
String aCreatorId,
String aModeratorId,
String anAuthorId,
String aForumSubject,
String aForumDescription,
String aDiscussionSubject,
ForumCommandResult aResult) {
Tenant tenant = new Tenant(aTenantId);
String forumId =
this.forumQueryService()
.forumIdOfExclusiveOwner(
aTenantId,
anExclusiveOwner);
Forum forum = null;
if (forumId != null) {
forum = this.forumRepository()
.forumOfId(
tenant,
new ForumId(forumId));
}
if (forum == null) {
forum = this.startNewForum(
tenant,
aCreatorId,
aModeratorId,
aForumSubject,
aForumDescription,
anExclusiveOwner);
}
String discussionId =
this.discussionQueryService()
.discussionIdOfExclusiveOwner(
aTenantId,
anExclusiveOwner);
Discussion discussion = null;
if (discussionId != null) {
discussion = this.discussionRepository()
.discussionOfId(
tenant,
new DiscussionId(discussionId));
}
if (discussion == null) {
Author author =
this.collaboratorService().authorFrom(tenant, anAuthorId);
discussion =
forum.startDiscussionFor(
this.forumIdentityService(),
author,
aDiscussionSubject,
anExclusiveOwner);
this.discussionRepository().save(discussion);
}
if (aResult != null) {
aResult.resultingForumId(forum.forumId().id());
aResult.resultingDiscussionId(discussion.discussionId().id());
}
}
private CollaboratorService collaboratorService() {
return this.collaboratorService;
}
private DiscussionQueryService discussionQueryService() {
return this.discussionQueryService;
}
private DiscussionRepository discussionRepository() {
return this.discussionRepository;
}
private ForumIdentityService forumIdentityService() {
return this.forumIdentityService;
}
private ForumQueryService forumQueryService() {
return this.forumQueryService;
}
private ForumRepository forumRepository() {
return this.forumRepository;
}
private Forum startNewForum(
Tenant aTenant,
String aCreatorId,
String aModeratorId,
String aSubject,
String aDescription,
String anExclusiveOwner) {
Creator creator =
this.collaboratorService().creatorFrom(aTenant, aCreatorId);
Moderator moderator =
this.collaboratorService().moderatorFrom(aTenant, aModeratorId);
Forum newForum =
new Forum(
aTenant,
this.forumRepository().nextIdentity(),
creator,
moderator,
aSubject,
aDescription,
anExclusiveOwner);
this.forumRepository().save(newForum);
return newForum;
}
}