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package com.composum.ai.composum.bundle.model;
import java.util.ArrayList;
import java.util.List;
import java.util.Objects;
import javax.annotation.Nonnull;
import org.apache.commons.lang3.StringUtils;
import org.apache.sling.api.resource.Resource;
import org.jetbrains.annotations.Nullable;
import com.composum.pages.commons.PagesConstants;
import com.composum.pages.commons.model.AbstractModel;
import com.composum.pages.commons.model.properties.Language;
import com.composum.pages.commons.taglib.PropertyEditHandle;
import com.composum.sling.core.BeanContext;
/**
* Model for rendering the translation dialog. It gets instantiated on a property resource, e.g. page/cr:content/jcr:description .
*/
public class TranslationDialogModel extends AbstractModel {
/**
* The name of the property for which the translation dialog is opened, e.g. "jcr:title", "title", "text", ...
*/
protected String propertyName;
/**
* The path where the property is actually saved according to our i18n method, e.g. "i18n/de/text".
*/
protected String propertyI18nPath;
/**
* The property edit handle for the property.
*/
protected PropertyEditHandle handle;
/**
* The sources for translation.
*/
protected List sources;
public void setPropertyI18nPath(String propertyI18nPath) {
this.propertyI18nPath = propertyI18nPath;
}
/**
* Returns the list of sources.
*
* @return The sources.
*/
public List getSources() {
if (sources == null) {
List newSources = new ArrayList<>();
String valueInDefaultLanguage = getValueForLanguage(getLanguages().getDefaultLanguage());
for (Language language : getLanguages()) {
if (!language.equals(getLanguage())) {
String value = getValueForLanguage(language);
boolean isDefaultLanguage = language.equals(getLanguages().getDefaultLanguage());
// check whether there actually is a text for that language and that it's not just taken from the default language.
if (StringUtils.isNotBlank(value) && (isDefaultLanguage || !value.equals(valueInDefaultLanguage))) {
Source source = new Source(language.getLanguageKey(), language.getName(), value);
newSources.add(source);
}
}
}
sources = newSources;
}
return sources;
}
protected String getValueForLanguage(Language language) {
BeanContext othercontext = new BeanContext.Wrapper(context.withLocale(language.getLocale())) {
@Override
public T getAttribute(String name, Class T) {
if (PagesConstants.RA_STICKY_LOCALE.equals(name)) {
return (T) language.getLocale();
}
return super.getAttribute(name, T);
}
};
PropertyEditHandle handle = makePropertyEditHandle(othercontext, propertyName);
String value = handle.getValue();
return value;
}
@javax.annotation.Nullable
public String getValueForLanguage(@Nonnull String languageKey) {
for (Language language : getLanguages()) {
if (language.getLanguageKey().equals(languageKey)) {
return getValueForLanguage(language);
}
}
return null;
}
/**
* Returns "singlesource" if there is only one source language, so that we can hide the checkbox.
*/
public String getSingleSourceClass() {
return getSources().size() > 1 ? "" : "singlesource";
}
/**
* Initializes the model.
*
* @param context The bean context.
* @param resource The resource.
*/
@Override
public void initialize(BeanContext context, Resource resource) {
propertyName = resource.getName();
super.initialize(context, resource);
}
protected PropertyEditHandle makePropertyEditHandle(BeanContext context, String propertyI18nPath) {
Objects.requireNonNull(propertyI18nPath);
PropertyEditHandle handle = new PropertyEditHandle(String.class);
handle.setProperty(propertyName, propertyI18nPath, true);
// FIXME(hps,04.05.23) how to determine that?
handle.setMultiValue(false);
handle.initialize(context, this.resource);
// propertyEditHandle: resource e.g. /content/ist/software/home/test/jcr:content/main/text , propertyName = propertyPath = title
// Abgeleitet e.g. TextField
// locale=en_US, languages="en", "de", !multivalue
// or: /content/ist/software/home/test/jcr:content , propertyName = propertyPath = jcr:title
return handle;
}
protected String getPropertyI18nPath() {
if (propertyI18nPath == null) {
propertyI18nPath = context.getRequest().getParameter("propertypath");
}
return propertyI18nPath;
}
/**
* Determines the resource for the model.
*
* @param initialResource The initial resource.
* @return The resource.
* @throws IllegalArgumentException if the resource is null or not a property resource.
*/
@Nullable
@Override
protected Resource determineResource(@Nullable Resource initialResource) {
if (initialResource == null || !initialResource.getValueMap().isEmpty()) {
throw new IllegalArgumentException("Resource must be a property resource: " + initialResource);
}
return initialResource.getParent();
}
/**
* Returns the property edit handle.
*
* @return The property edit handle.
*/
public PropertyEditHandle getPropertyEditHandle() {
if (handle == null) {
handle = makePropertyEditHandle(context, getPropertyI18nPath());
}
return handle;
}
/**
* Returns the property name.
*
* @return The property name.
*/
public String getPropertyName() {
return propertyName;
}
/**
* Whether it is field type rich or just text.
*
* @see com.composum.sling.cpnl.TextTag.Type
*/
public String getFieldType() {
return Boolean.TRUE.equals(Boolean.valueOf(context.getRequest().getParameter("richtext"))) ? "rich" : "text";
}
public boolean isTranslationPossible() {
return !getSources().isEmpty();
}
/**
* Represents a source for translation.
*/
public static class Source {
protected final String languageKey;
protected final String languageName;
protected final String text;
public Source(String languageKey, String languageName, String text) {
this.languageKey = languageKey;
this.languageName = languageName;
this.text = text;
}
/**
* Returns the language key.
*
* @return The language key.
*/
public String getLanguageKey() {
return languageKey;
}
/**
* Returns the language name.
*
* @return The language name.
*/
public String getLanguageName() {
return languageName;
}
/**
* Returns the text.
*
* @return The text.
*/
public String getText() {
return text;
}
}
}
