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/*
 * Copyright 2010-2017 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.load.java

import org.jetbrains.kotlin.builtins.jvm.JavaToKotlinClassMap
import org.jetbrains.kotlin.descriptors.*
import org.jetbrains.kotlin.descriptors.annotations.AnnotationDescriptor
import org.jetbrains.kotlin.load.java.descriptors.JavaMethodDescriptor
import org.jetbrains.kotlin.load.java.lazy.LazyJavaAnnotations
import org.jetbrains.kotlin.load.java.lazy.LazyJavaResolverContext
import org.jetbrains.kotlin.load.java.structure.JavaWildcardType
import org.jetbrains.kotlin.resolve.deprecation.DescriptorBasedDeprecationInfo
import org.jetbrains.kotlin.resolve.deprecation.DeprecationLevelValue

class DeprecationCausedByFunctionNInfo(override val target: DeclarationDescriptor) : DescriptorBasedDeprecationInfo() {
    override val deprecationLevel: DeprecationLevelValue
        get() = DeprecationLevelValue.ERROR
    override val message: String
        get() = "Java members containing references to ${JavaToKotlinClassMap.FUNCTION_N_FQ_NAME} are not supported"
}

internal fun Visibility.toDescriptorVisibility(): DescriptorVisibility = JavaDescriptorVisibilities.toDescriptorVisibility(this)

fun isJspecifyEnabledInStrictMode(javaTypeEnhancementState: JavaTypeEnhancementState) =
    javaTypeEnhancementState.getReportLevelForAnnotation(JSPECIFY_ANNOTATIONS_PACKAGE) == ReportLevel.STRICT

fun hasErasedValueParameters(memberDescriptor: CallableMemberDescriptor) =
    memberDescriptor is FunctionDescriptor && memberDescriptor.getUserData(JavaMethodDescriptor.HAS_ERASED_VALUE_PARAMETERS) == true

// For now it's supported only for RxJava3 annotations, see KT-53041
fun extractNullabilityAnnotationOnBoundedWildcard(c: LazyJavaResolverContext, wildcardType: JavaWildcardType): AnnotationDescriptor? {
    require(wildcardType.bound != null) { "Nullability annotations on unbounded wildcards aren't supported" }
    return LazyJavaAnnotations(c, wildcardType).find { annotation -> RXJAVA3_ANNOTATIONS.any { annotation.fqName == it } }
}