/*

 * Copyright (C) 2007-2010 Júlio Vilmar Gesser.

 * Copyright (C) 2011, 2013-2021 The JavaParser Team.

 *

 * This file is part of JavaParser.

 *

 * JavaParser can be used either under the terms of

 * a) the GNU Lesser General Public License as published by

 *     the Free Software Foundation, either version 3 of the License, or

 *     (at your option) any later version.

 * b) the terms of the Apache License

 *

 * You should have received a copy of both licenses in LICENCE.LGPL and

 * LICENCE.APACHE. Please refer to those files for details.

 *

 * JavaParser 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 Lesser General Public License for more details.

 */

package com.github.javaparser.ast.expr;

import com.github.javaparser.TokenRange;

import com.github.javaparser.ast.AllFieldsConstructor;

import com.github.javaparser.ast.Generated;

import com.github.javaparser.ast.Node;

import com.github.javaparser.ast.NodeList;

import com.github.javaparser.ast.observer.ObservableProperty;

import com.github.javaparser.ast.visitor.CloneVisitor;

import com.github.javaparser.ast.visitor.GenericVisitor;

import com.github.javaparser.ast.visitor.VoidVisitor;

import com.github.javaparser.metamodel.JavaParserMetaModel;

import com.github.javaparser.metamodel.NormalAnnotationExprMetaModel;

import java.util.Optional;

import java.util.function.Consumer;

import static com.github.javaparser.utils.Utils.assertNotNull;

/**

 * An annotation that has zero or more key-value pairs.<br>{@code @Mapping(a=5, d=10)}

 * @author Julio Vilmar Gesser

 */

public class NormalAnnotationExpr extends AnnotationExpr {

    private NodeList<MemberValuePair> pairs;

    public NormalAnnotationExpr() {

        this(null, new Name(), new NodeList<>());

    }

    @AllFieldsConstructor

    public NormalAnnotationExpr(final Name name, final NodeList<MemberValuePair> pairs) {

        this(null, name, pairs);

    }

    /**

     * This constructor is used by the parser and is considered private.

     */

    @Generated("com.github.javaparser.generator.core.node.MainConstructorGenerator")

    public NormalAnnotationExpr(TokenRange tokenRange, Name name, NodeList<MemberValuePair> pairs) {

        super(tokenRange, name);

        setPairs(pairs);

        customInitialization();

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")

    public <R, A> R accept(final GenericVisitor<R, A> v, final A arg) {

        return v.visit(this, arg);

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.AcceptGenerator")

    public <A> void accept(final VoidVisitor<A> v, final A arg) {

        v.visit(this, arg);

    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")

    public NodeList<MemberValuePair> getPairs() {

        return pairs;

    }

    @Generated("com.github.javaparser.generator.core.node.PropertyGenerator")

    public NormalAnnotationExpr setPairs(final NodeList<MemberValuePair> pairs) {

        assertNotNull(pairs);

        if (pairs == this.pairs) {

            return this;

        }

        notifyPropertyChange(ObservableProperty.PAIRS, this.pairs, pairs);

        if (this.pairs != null)

            this.pairs.setParentNode(null);

        this.pairs = pairs;

        setAsParentNodeOf(pairs);

        return this;

    }

    /**

     * adds a pair to this annotation

     *

     * @return this, the {@link NormalAnnotationExpr}

     */

    public NormalAnnotationExpr addPair(String key, String value) {

        return addPair(key, new NameExpr(value));

    }

    /**

     * adds a pair to this annotation

     *

     * @return this, the {@link NormalAnnotationExpr}

     */

    public NormalAnnotationExpr addPair(String key, Expression value) {

        MemberValuePair memberValuePair = new MemberValuePair(key, value);

        getPairs().add(memberValuePair);

        return this;

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.RemoveMethodGenerator")

    public boolean remove(Node node) {

        if (node == null)

            return false;

        for (int i = 0; i < pairs.size(); i++) {

            if (pairs.get(i) == node) {

                pairs.remove(i);

                return true;

            }

        }

        return super.remove(node);

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.CloneGenerator")

    public NormalAnnotationExpr clone() {

        return (NormalAnnotationExpr) accept(new CloneVisitor(), null);

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.GetMetaModelGenerator")

    public NormalAnnotationExprMetaModel getMetaModel() {

        return JavaParserMetaModel.normalAnnotationExprMetaModel;

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.ReplaceMethodGenerator")

    public boolean replace(Node node, Node replacementNode) {

        if (node == null)

            return false;

        for (int i = 0; i < pairs.size(); i++) {

            if (pairs.get(i) == node) {

                pairs.set(i, (MemberValuePair) replacementNode);

                return true;

            }

        }

        return super.replace(node, replacementNode);

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")

    public boolean isNormalAnnotationExpr() {

        return true;

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")

    public NormalAnnotationExpr asNormalAnnotationExpr() {

        return this;

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")

    public void ifNormalAnnotationExpr(Consumer<NormalAnnotationExpr> action) {

        action.accept(this);

    }

    @Override

    @Generated("com.github.javaparser.generator.core.node.TypeCastingGenerator")

    public Optional<NormalAnnotationExpr> toNormalAnnotationExpr() {

        return Optional.of(this);

    }

}