/*
 * Copyright 2010-2015 JetBrains s.r.o.
 *
 * 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 org.jetbrains.kotlin.descriptors.impl;

import org.jetbrains.annotations.NotNull;
import org.jetbrains.kotlin.descriptors.DeclarationDescriptor;
import org.jetbrains.kotlin.descriptors.ReceiverParameterDescriptor;
import org.jetbrains.kotlin.descriptors.annotations.Annotations;
import org.jetbrains.kotlin.name.Name;
import org.jetbrains.kotlin.name.SpecialNames;
import org.jetbrains.kotlin.resolve.scopes.receivers.ReceiverValue;
import org.jetbrains.kotlin.types.KotlinType;
import org.jetbrains.kotlin.types.typeUtil.TypeUtilsKt;

public class ReceiverParameterDescriptorImpl extends AbstractReceiverParameterDescriptor {
    private final DeclarationDescriptor containingDeclaration;
    private ReceiverValue value;

    public ReceiverParameterDescriptorImpl(
            @NotNull DeclarationDescriptor containingDeclaration,
            @NotNull ReceiverValue value,
            @NotNull Annotations annotations
    ) {
        this(containingDeclaration, value, annotations, SpecialNames.THIS);
    }

    public ReceiverParameterDescriptorImpl(
            @NotNull DeclarationDescriptor containingDeclaration,
            @NotNull ReceiverValue value,
            @NotNull Annotations annotations,
            @NotNull Name name
    ) {
        super(annotations, name);
        this.containingDeclaration = containingDeclaration;
        this.value = value;
    }

    @NotNull
    @Override
    public ReceiverValue getValue() {
        return value;
    }

    @NotNull
    @Override
    public DeclarationDescriptor getContainingDeclaration() {
        return containingDeclaration;
    }

    @NotNull
    @Override
    public ReceiverParameterDescriptor copy(@NotNull DeclarationDescriptor newOwner) {
        return new ReceiverParameterDescriptorImpl(newOwner, value, getAnnotations());
    }

    public void setOutType(@NotNull KotlinType outType) {
        assert TypeUtilsKt.shouldBeUpdated(this.value.getType());
        this.value = value.replaceType(outType);
    }
}
