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 * Copyright (c) 1997, 2020, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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package jdk.javadoc.internal.doclets.formats.html;

import java.util.Arrays;
import java.util.List;

import javax.lang.model.element.Element;
import javax.lang.model.element.TypeElement;
import javax.lang.model.element.VariableElement;

import jdk.javadoc.internal.doclets.formats.html.markup.ContentBuilder;
import jdk.javadoc.internal.doclets.formats.html.markup.Entity;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlStyle;
import jdk.javadoc.internal.doclets.formats.html.markup.HtmlTree;
import jdk.javadoc.internal.doclets.formats.html.markup.StringContent;
import jdk.javadoc.internal.doclets.formats.html.markup.Table;
import jdk.javadoc.internal.doclets.formats.html.markup.TableHeader;
import jdk.javadoc.internal.doclets.toolkit.Content;
import jdk.javadoc.internal.doclets.toolkit.FieldWriter;
import jdk.javadoc.internal.doclets.toolkit.MemberSummaryWriter;

Writes field documentation in HTML format.
 
This is NOT part of any supported API.
 If you write code that depends on this, you do so at your own risk.
 This code and its internal interfaces are subject to change or
 deletion without notice.
/**
 * Writes field documentation in HTML format.
 *
 *  <p><b>This is NOT part of any supported API.
 *  If you write code that depends on this, you do so at your own risk.
 *  This code and its internal interfaces are subject to change or
 *  deletion without notice.</b>
 */
public class FieldWriterImpl extends AbstractMemberWriter
    implements FieldWriter, MemberSummaryWriter {

    public FieldWriterImpl(SubWriterHolderWriter writer, TypeElement typeElement) {
        super(writer, typeElement);
    }

    public FieldWriterImpl(SubWriterHolderWriter writer) {
        super(writer);
    }

    @Override
    public Content getMemberSummaryHeader(TypeElement typeElement,
            Content memberSummaryTree) {
        memberSummaryTree.add(MarkerComments.START_OF_FIELD_SUMMARY);
        Content memberTree = new ContentBuilder();
        writer.addSummaryHeader(this, memberTree);
        return memberTree;
    }

    @Override
    public void addSummary(Content summariesList, Content content) {
        writer.addSummary(HtmlStyle.fieldSummary,
                SectionName.FIELD_SUMMARY, summariesList, content);
    }

    @Override
    public Content getFieldDetailsTreeHeader(Content memberDetailsTree) {
        memberDetailsTree.add(MarkerComments.START_OF_FIELD_DETAILS);
        Content fieldDetailsTree = new ContentBuilder();
        Content heading = HtmlTree.HEADING(Headings.TypeDeclaration.DETAILS_HEADING,
                contents.fieldDetailsLabel);
        fieldDetailsTree.add(heading);
        return fieldDetailsTree;
    }

    @Override
    public Content getFieldDocTreeHeader(VariableElement field) {
        Content fieldTree = new ContentBuilder();
        Content heading = HtmlTree.HEADING(Headings.TypeDeclaration.MEMBER_HEADING,
                new StringContent(name(field)));
        fieldTree.add(heading);
        return HtmlTree.SECTION(HtmlStyle.detail, fieldTree).setId(name(field));
    }

    @Override
    public Content getSignature(VariableElement field) {
        return new MemberSignature(field)
                .addType(utils.asInstantiatedFieldType(typeElement, field))
                .toContent();
    }

    @Override
    public void addDeprecated(VariableElement field, Content fieldTree) {
        addDeprecatedInfo(field, fieldTree);
    }

    @Override
    public void addComments(VariableElement field, Content fieldTree) {
        if (!utils.getFullBody(field).isEmpty()) {
            writer.addInlineComment(field, fieldTree);
        }
    }

    @Override
    public void addTags(VariableElement field, Content fieldTree) {
        writer.addTagsInfo(field, fieldTree);
    }

    @Override
    public Content getFieldDetails(Content fieldDetailsTreeHeader, Content fieldDetailsTree) {
        return writer.getDetailsListItem(
                HtmlTree.SECTION(HtmlStyle.fieldDetails)
                        .setId(SectionName.FIELD_DETAIL.getName())
                        .add(fieldDetailsTreeHeader)
                        .add(fieldDetailsTree));
    }

    @Override
    public void addSummaryLabel(Content memberTree) {
        Content label = HtmlTree.HEADING(Headings.TypeDeclaration.SUMMARY_HEADING,
                contents.fieldSummaryLabel);
        memberTree.add(label);
    }

    @Override
    public TableHeader getSummaryTableHeader(Element member) {
        return new TableHeader(contents.modifierAndTypeLabel, contents.fieldLabel,
                contents.descriptionLabel);
    }

    @Override
    protected Table createSummaryTable() {
        List<HtmlStyle> bodyRowStyles = Arrays.asList(HtmlStyle.colFirst, HtmlStyle.colSecond,
                HtmlStyle.colLast);

        return new Table(HtmlStyle.memberSummary, HtmlStyle.summaryTable)
                .setCaption(contents.fields)
                .setHeader(getSummaryTableHeader(typeElement))
                .setRowScopeColumn(1)
                .setColumnStyles(bodyRowStyles);
    }

    @Override
    public void addInheritedSummaryLabel(TypeElement typeElement, Content inheritedTree) {
        Content classLink = writer.getPreQualifiedClassLink(
                LinkInfoImpl.Kind.MEMBER, typeElement, false);
        Content label;
        if (options.summarizeOverriddenMethods()) {
            label = new StringContent(utils.isClass(typeElement)
                    ? resources.getText("doclet.Fields_Declared_In_Class")
                    : resources.getText("doclet.Fields_Declared_In_Interface"));
        } else {
            label = new StringContent(utils.isClass(typeElement)
                    ? resources.getText("doclet.Fields_Inherited_From_Class")
                    : resources.getText("doclet.Fields_Inherited_From_Interface"));
        }
        HtmlTree labelHeading = HtmlTree.HEADING(Headings.TypeDeclaration.INHERITED_SUMMARY_HEADING,
                label);
        labelHeading.setId(SectionName.FIELDS_INHERITANCE.getName()
                + links.getName(configuration.getClassName(typeElement)));
        labelHeading.add(Entity.NO_BREAK_SPACE);
        labelHeading.add(classLink);
        inheritedTree.add(labelHeading);
    }

    @Override
    protected void addSummaryLink(LinkInfoImpl.Kind context, TypeElement typeElement, Element member,
            Content tdSummary) {
        Content memberLink = HtmlTree.SPAN(HtmlStyle.memberNameLink,
                writer.getDocLink(context, typeElement , member, name(member), false));
        Content code = HtmlTree.CODE(memberLink);
        tdSummary.add(code);
    }

    @Override
    protected void addInheritedSummaryLink(TypeElement typeElement, Element member, Content linksTree) {
        linksTree.add(
                writer.getDocLink(LinkInfoImpl.Kind.MEMBER, typeElement, member,
                name(member), false));
    }

    @Override
    protected void addSummaryType(Element member, Content tdSummaryType) {
        addModifierAndType(member, utils.asInstantiatedFieldType(typeElement, (VariableElement)member), tdSummaryType);
    }

    @Override
    protected Content getDeprecatedLink(Element member) {
        String name = utils.getFullyQualifiedName(member) + "." + member.getSimpleName();
        return writer.getDocLink(LinkInfoImpl.Kind.MEMBER, member, name);
    }

    @Override
    public Content getMemberTreeHeader(){
        return writer.getMemberTreeHeader();
    }
}