io.thestencil.client.spi.builders.MigrationImportVisitorForStaticContent Maven / Gradle / Ivy
package io.thestencil.client.spi.builders;
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* stencil-client
* %%
* Copyright (C) 2021 Copyright 2021 ReSys OÜ
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* 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.
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import java.util.ArrayList;
import java.util.Collections;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Optional;
import io.thestencil.client.api.ImmutableArticle;
import io.thestencil.client.api.ImmutableBatchCommand;
import io.thestencil.client.api.ImmutableEntity;
import io.thestencil.client.api.ImmutableLink;
import io.thestencil.client.api.ImmutableLocale;
import io.thestencil.client.api.ImmutableLocaleLabel;
import io.thestencil.client.api.ImmutablePage;
import io.thestencil.client.api.ImmutableWorkflow;
import io.thestencil.client.api.MigrationBuilder.LocalizedSite;
import io.thestencil.client.api.MigrationBuilder.Sites;
import io.thestencil.client.api.MigrationBuilder.Topic;
import io.thestencil.client.api.MigrationBuilder.TopicBlob;
import io.thestencil.client.api.MigrationBuilder.TopicLink;
import io.thestencil.client.api.StencilClient;
import io.thestencil.client.api.StencilClient.Article;
import io.thestencil.client.api.StencilClient.Entity;
import io.thestencil.client.api.StencilClient.EntityType;
import io.thestencil.client.api.StencilClient.Link;
import io.thestencil.client.api.StencilClient.Locale;
import io.thestencil.client.api.StencilClient.Page;
import io.thestencil.client.api.StencilClient.Workflow;
import io.thestencil.client.api.StencilComposer.SiteState;
public class MigrationImportVisitorForStaticContent {
private final StencilClient client;
private final SiteState current;
private final ImmutableBatchCommand.Builder batch;
private final Map> articlesByTopicName = new LinkedHashMap<>();
private final Map> links = new LinkedHashMap<>();
private final Map> workflows = new LinkedHashMap<>();
private final Map> locales = new LinkedHashMap<>();
private final Map> pages = new LinkedHashMap<>();
private final List commitedIds = new ArrayList<>();
public MigrationImportVisitorForStaticContent(SiteState current, StencilClient client) {
super();
this.batch = ImmutableBatchCommand.builder();
this.current = current;
this.client = client;
}
public ImmutableBatchCommand visit(Sites sites) {
visitCurrentStateStart(current);
for(LocalizedSite site : sites.getSites().values()) {
Entity locale = visitLocale(site);
for(Topic topic : site.getTopics().values()) {
Entity article = visitArticle(locale, topic, site);
final var blob = site.getBlobs().get(topic.getBlob());
if(blob != null) {
visitPage(article, locale, blob);
}
for(String topicLinkId : topic.getLinks()) {
TopicLink topicLink = site.getLinks().get(topicLinkId);
if(topicLink.getType().equalsIgnoreCase("workflow") ||
topicLink.getType().equalsIgnoreCase("dialob")) {
visitWorkflow(topicLink, locale, article);
} else {
visitLink(topicLink, locale, article);
}
}
}
}
for(final var entity : links.values()) {
visitCommit(entity);
}
for(final var entity : workflows.values()) {
visitCommit(entity);
}
visitCurrentStateEnd(current);
return this.batch.build();
}
private void visitCurrentStateStart(SiteState current) {
current.getLocales().values().stream()
.forEach(e -> {
this.locales.put(e.getBody().getValue(), e);
});
current.getPages().values().stream()
.forEach(e -> {
this.pages.put(pageId(e), e);
visitCommit(e);
});
current.getArticles().values().stream()
.forEach(e -> {
articlesByTopicName.put(e.getBody().getName(), e);
visitCommit(e);
});
current.getLinks().values().stream()
.forEach(e -> {
final var topicLinkId = topicLinkId(e);
this.links.put(topicLinkId, e);
});
current.getWorkflows().values().stream()
.forEach(e -> {
final var topicLinkId = workflowId(e);
this.workflows.put(topicLinkId, e);
});
}
private void visitCurrentStateEnd(SiteState current) {
current.getLocales().values().stream()
.filter(e -> !commitedIds.contains(e.getId()))
.forEach(e -> batch.addToBeDeleted(e));
current.getPages().values().stream()
.filter(e -> !commitedIds.contains(e.getId()))
.forEach(e -> batch.addToBeDeleted(e));
current.getLinks().values().stream()
.filter(e -> !commitedIds.contains(e.getId()))
.forEach(e -> batch.addToBeDeleted(e));
current.getArticles().values().stream()
.filter(e -> !commitedIds.contains(e.getId()))
.forEach(e -> batch.addToBeDeleted(e));
current.getWorkflows().values().stream()
.filter(e -> !commitedIds.contains(e.getId()))
.forEach(e -> batch.addToBeDeleted(e));
}
private void visitCommit(Entity entity) {
if(commitedIds.contains(entity.getId())) {
throw new IllegalArgumentException("id already in commit: " + entity.getId());
}
commitedIds.add(entity.getId());
batch.addToBeCreated(entity);
}
private Entity visitWorkflow(TopicLink topicLink, Entity locale, Entity article) {
final var topicLinkId = workflowId(topicLink);
final List articles = new ArrayList<>();
if(workflows.containsKey(topicLinkId)) {
final var created = workflows.get(topicLinkId);
articles.addAll(created.getBody().getArticles());
if(!articles.contains(article.getId())) {
articles.add(article.getId());
}
final var duplicate = created.getBody().getLabels().stream()
.filter(label -> label.getLocale().equals(locale.getId()))
.findFirst();
if(duplicate.isEmpty()) {
final var next = ImmutableEntity.builder()
.from(created)
.body(ImmutableWorkflow.builder()
.from(created.getBody())
.articles(articles)
.addLabels(ImmutableLocaleLabel.builder()
.labelValue(topicLink.getName())
.locale(locale.getId())
.build())
.build())
.build();
this.workflows.put(topicLinkId, next);
return next;
}
final var next = ImmutableEntity.builder()
.from(created)
.body(ImmutableWorkflow.builder()
.from(created.getBody())
.articles(articles)
.build())
.build();
this.workflows.put(topicLinkId, next);
return next;
}
final var gid = gid(EntityType.WORKFLOW);
articles.add(article.getId());
final var workflow = ImmutableWorkflow.builder()
.value(topicLink.getValue()) // pointer
.addLabels(ImmutableLocaleLabel.builder()
.labelValue(topicLink.getName())
.locale(locale.getId())
.build())
.articles(Boolean.TRUE.equals(topicLink.getGlobal()) ? Collections.emptyList() : articles)
.build();
final Entity entity = ImmutableEntity.builder()
.id(gid)
.type(EntityType.WORKFLOW)
.body(workflow)
.build();
workflows.put(topicLinkId, entity);
return entity;
}
private Entity visitLink(TopicLink topicLink, Entity locale, Entity article) {
final var topicLinkId = topicLinkId(topicLink);
final List articles = new ArrayList<>();
if(links.containsKey(topicLinkId)) {
final var created = links.get(topicLinkId);
articles.addAll(created.getBody().getArticles());
if(!articles.contains(article.getId())) {
articles.add(article.getId());
}
final var duplicate = created.getBody().getLabels().stream()
.filter(label -> label.getLocale().equals(locale.getId()))
.findFirst();
if(duplicate.isEmpty()) {
final var next = ImmutableEntity.builder()
.from(created)
.body(ImmutableLink.builder()
.from(created.getBody())
.articles(articles)
.addLabels(ImmutableLocaleLabel.builder()
.labelValue(topicLink.getName())
.locale(locale.getId())
.build())
.build())
.build();
links.put(topicLinkId, next);
return next;
}
final var next = ImmutableEntity.builder()
.from(created)
.body(ImmutableLink.builder()
.from(created.getBody())
.articles(articles)
.build())
.build();
links.put(topicLinkId, next);
return next;
}
final var gid = gid(EntityType.LINK);
articles.add(article.getId());
final var link = ImmutableLink.builder()
.contentType(topicLink.getType())
.value(topicLink.getValue())
.addLabels(ImmutableLocaleLabel.builder()
.labelValue(topicLink.getName())
.locale(locale.getId())
.build())
.articles(Boolean.TRUE.equals(topicLink.getGlobal()) ? Collections.emptyList() : articles)
.build();
final Entity entity = ImmutableEntity.builder()
.id(gid)
.type(EntityType.LINK)
.body(link)
.build();
links.put(topicLinkId, entity);
return entity;
}
private String topicLinkId(TopicLink topicLink) {
return topicLink.getType() + "::" + topicLink.getValue();
}
private String topicLinkId(Entity topicLink) {
return topicLink.getBody().getContentType() + "::" + topicLink.getBody().getValue();
}
private String workflowId(TopicLink topicLink) {
return "workflow::" + topicLink.getValue();
}
private String workflowId(Entity topicLink) {
return "workflow::" + topicLink.getBody().getValue();
}
private String pageId(Entity page) {
return page.getBody().getArticle() + "::" + page.getBody().getLocale();
}
private Entity visitPage(Entity article, Entity locale, TopicBlob topic) {
final var gid = gid(EntityType.PAGE);
final var page = ImmutablePage.builder()
.article(article.getId())
.locale(locale.getId())
.content(Optional.ofNullable(topic.getValue()).orElse(""))
.build();
final Entity entity = ImmutableEntity.builder()
.id(gid)
.type(EntityType.PAGE)
.body(page)
.build();
final var pageId = pageId(entity);
// merge
if(pages.containsKey(pageId)) {
final var result = ImmutableEntity.builder()
.from(pages.get(pageId))
.body(page)
.build();
return result;
}
pages.put(pageId, entity);
visitCommit(entity);
return entity;
}
private Entity visitArticle(Entity locale, Topic topic, LocalizedSite site) {
String name = null;
if(topic.getParent() != null && topic.getId().startsWith(topic.getParent())) {
name = topic.getId().substring(topic.getParent().length() + 1);
} else {
name = topic.getId();
}
int order = 0;
try {
order = Integer.parseInt(name.substring(0, 3));
name = name.substring(4);
} catch(Exception e) { }
final String parentId;
if(topic.getParent() != null && topic.getId().startsWith(topic.getParent())) {
parentId = visitArticle(locale, site.getTopics().get(topic.getParent()), site).getId();
} else {
parentId = null;
}
if(articlesByTopicName.containsKey(name)) {
final var article = ImmutableArticle.builder()
.name(name)
.parentId(parentId)
.order(order)
.build();
final Entity entity = ImmutableEntity.builder()
.from(articlesByTopicName.get(name))
.body(article)
.build();
return articlesByTopicName.put(article.getName(), entity);
}
final var gid = gid(EntityType.ARTICLE);
final var article = ImmutableArticle.builder()
.name(name)
.parentId(parentId)
.order(order)
.build();
final Entity entity = ImmutableEntity.builder()
.id(gid)
.type(EntityType.ARTICLE)
.body(article)
.build();
articlesByTopicName.put(name, entity);
visitCommit(entity);
return entity;
}
private Entity visitLocale(LocalizedSite site) {
if(this.locales.containsKey(site.getLocale())) {
final var entity = locales.get(site.getLocale());
visitCommit(entity);
return entity;
}
final var gid = gid(EntityType.LOCALE);
final var locale = ImmutableLocale.builder()
.value(site.getLocale())
.enabled(true)
.build();
final Entity entity = ImmutableEntity.builder()
.id(gid)
.type(EntityType.LOCALE)
.body(locale)
.build();
visitCommit(entity);
return entity;
}
private String gid(EntityType type) {
return client.getStore().gid(type);
}
}
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