// Copyright 2017 Google Inc. All rights reserved.
//
// 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 config

import "strings"
import "android/soong/android"

var (
 KotlinStdlibJar     = "external/kotlinc/lib/kotlin-stdlib.jar"
 KotlincIllegalFlags = []string{
  "-no-jdk",
  "-no-stdlib",
  "-language-version",
 }
)

func init() {
 pctx.HostBinToolVariable("KotlinIncrementalClientBinary", "kotlin-incremental-client")
 pctx.HostBinToolVariable("KotlinKspClientBinary", "kotlin-ksp-client")
 pctx.HostBinToolVariable("KotlinJarSnapshotterBinary", "kotlin-jar-snapshotter")
 pctx.SourcePathVariable("KotlincCmd", "external/kotlinc/bin/kotlinc")
 pctx.SourcePathVariable("KotlinCompilerJar", "external/kotlinc/lib/kotlin-compiler.jar")
 pctx.SourcePathVariable("KotlinPreloaderJar", "external/kotlinc/lib/kotlin-preloader.jar")
 pctx.SourcePathVariable("KotlinReflectJar", "external/kotlinc/lib/kotlin-reflect.jar")
 pctx.SourcePathVariable("KotlinScriptRuntimeJar", "external/kotlinc/lib/kotlin-script-runtime.jar")
 pctx.SourcePathVariable("KotlinTrove4jJar", "external/kotlinc/lib/trove4j.jar")
 pctx.SourcePathVariable("KotlinKaptJar", "external/kotlinc/lib/kotlin-annotation-processing.jar")
 pctx.SourcePathVariable("KotlinKaptEmbeddableJar", "external/kotlinc/lib/kotlin-annotation-processing-embeddable-2.1.10.jar")
 pctx.SourcePathVariable("KotlinAnnotationJar", "external/kotlinc/lib/annotations-13.0.jar")
 pctx.SourcePathVariable("KotlinStdlibJar", KotlinStdlibJar)
 pctx.SourcePathVariable("KotlinAbiGenPluginJar", "external/kotlinc/lib/jvm-abi-gen.jar")

 // These flags silence "Illegal reflective access" warnings when running kapt in OpenJDK9+
 pctx.StaticVariable("KaptSuppressJDK9Warnings", strings.Join([]string{
  "-J--add-exports=jdk.compiler/com.sun.tools.javac.file=ALL-UNNAMED",
  "-J--add-exports=jdk.compiler/com.sun.tools.javac.tree=ALL-UNNAMED",
  "-J--add-exports=jdk.compiler/com.sun.tools.javac.main=ALL-UNNAMED",
  "-J--add-opens=java.base/sun.net.www.protocol.jar=ALL-UNNAMED",
 }, " "))

 pctx.StaticVariable("KotlincHeapSize", "8192M")
 pctx.StaticVariable("KotlincHeapFlags", "-J-Xmx${KotlincHeapSize}")

 // These flags silence warnings seen when running kotlinc in OpenJDK9+
 pctx.VariableFunc("KotlincSuppressJDK9Warnings", func(ctx android.PackageVarContext) string {
  suppressWarningsFlags := []string{
   // "Illegal reflective access"
   "-J--add-opens=java.base/java.util=ALL-UNNAMED", // https://youtrack.jetbrains.com/issue/KT-43704
  }

  if ctx.Config().BuildWithJdk25() {
   suppressWarningsFlags = append(suppressWarningsFlags,
    // restricted method in java.lang.System
    "-J--enable-native-access=ALL-UNNAMED", // b/445166084
    // deprecated sun.misc.Unsafe::objectFieldOffset
    "-J--sun-misc-unsafe-memory-access=allow", // b/445162494, https://youtrack.jetbrains.com/issue/IJPL-191435
    // annotation applied to the value parameter only
    "-Xannotation-default-target=first-only", // b/445163990, https://youtrack.jetbrains.com/issue/KT-73255
   )
  }
  return strings.Join(suppressWarningsFlags, " ")
 })

 pctx.StaticVariable("KotlincGlobalFlags", strings.Join([]string{}, " "))
 // Use KotlincKytheGlobalFlags to prevent kotlinc version skew issues between android and
 // g3 kythe indexers.
 // This is necessary because there might be instances of kotlin code in android
 // platform that are not fully compatible with the kotlinc used in g3 kythe indexers.
 // e.g. uninitialized variables are a warning in 1.*, but an error in 2.*
 // https://github.com/JetBrains/kotlin/blob/master/compiler/fir/checkers/gen/org/jetbrains/kotlin/fir/analysis/diagnostics/FirErrors.kt#L748
 pctx.StaticVariable("KotlincKytheGlobalFlags", strings.Join([]string{}, " "))
}