package org.gradle.internal.cc.impl

import org.gradle.api.internal.GradleInternal
import org.gradle.execution.plan.ScheduledWork
import org.gradle.internal.build.BuildState


interface VintageGradleBuild {
    val isRootBuild: Boolean
    val state: BuildState
    val gradle: GradleInternal
    val hasScheduledWork: Boolean
    val scheduledWork: ScheduledWork

        delegate.includedBuild(name)

    override fun getConfigurationTargetIdentifier(): ConfigurationTargetIdentifier =
        delegate.configurationTargetIdentifier

    override fun isRootBuild(): Boolean =
        delegate.isRootBuild

    override fun getOwner(): BuildState =
        delegate.owner

    override fun getProjectEvaluationBroadcaster(): ProjectEvaluationListener =

        gradle.services.getFactory(serviceType)

    private
    class DefaultVintageGradleBuild(override val state: BuildState) : VintageGradleBuild {
        override val isRootBuild: Boolean
            get() = state is RootBuildState

        override val gradle: GradleInternal
            get() = state.mutableModel

        override val hasScheduledWork: Boolean

        documentationSection = RequirementsBuildListeners
    )

    private
    fun isBuildSrcBuild(invocationSource: Any): Boolean =
        (invocationSource as? GradleInternal)?.run {
            !isRootBuild && identityPath.name == BUILD_SRC
        } ?: false

    private
    fun atConfigurationTime() = configurationTimeBarrier.isAtConfigurationTime

    private

        @Override
        public void buildFinished(BuildResult result) {
            // TODO - maybe make the registry a build scoped service
            if (!((GradleInternal) result.getGradle()).isRootBuild()) {
                // Stop only when the root build completes
                return;
            }
            unsubscribeAll();
        }
    }

    private
    inner class BuildNameHandler : InternalBuildAdapter() {
        override fun settingsEvaluated(settings: Settings) {
            if ((settings as SettingsInternal).gradle.isRootBuild) {
                buildName = settings.rootProject.name
            }
        }
    }

    private
    inner class PostBuildProblemsHandler : RootBuildLifecycleListener {

        val builds = mutableMapOf<BuildState, BuildToStore>()
        host.visitBuilds { build ->
            val state = build.state
            builds[state] = BuildToStore(build, build.hasScheduledWork, build.isRootBuild)
            if (build.hasScheduledWork && state is StandAloneNestedBuild) {
                // Also require the owner of a buildSrc build
                builds[state.owner] = builds.getValue(state.owner).hasChildren()