// and make available to all Kotlin DSL users
package gradlebuild.basics.kotlindsl

import org.gradle.api.Project
import java.io.ByteArrayOutputStream
import java.io.File


/**
 * `dir / "sub"` is the same as `dir.resolve("sub")`.
 *
 * @see [File.resolve]
 */
operator fun File.div(child: String): File =
    resolve(child)

    get() = settingsRoot.id.toString().substringAfter("Gradle")

data class VersionedSettingsBranch(val branchName: String) {
    /**
     * 0~23.
     * To avoid nightly promotion jobs running at the same time,
     * we run each branch on different hours.
     * master - 0:00
     * release - 1:00
     * release6x - 2:00
     * release7x - 3:00
     * ...
     * releaseNx - (N-4):00
     */

        // Disallow Web UI changes to TeamCity settings
        param("teamcity.ui.settings.readOnly", "true")
        // Avoid rebuilding same revision if it's already built on another branch
        param("teamcity.vcsTrigger.runBuildOnSameRevisionInEveryBranch", "false")
        param("env.DEVELOCITY_ACCESS_KEY", "%ge.gradle.org.access.key%;%ge-td-dogfooding.grdev.net.access.key%")

        text(
            "additional.gradle.parameters",

    else -> actualBranch
}

/**
 * The build environment.
 *
 * WARNING: Every val in here must not change for they same daemon. If it does, changes will go undetected,
 *          since this whole object is kept in the classloader between builds.
 *          Anything that changes must be in a val with a get() method that recomputes the value each time.

                    from(report)
                    into(rootBuildDir)
                    rename { "report$projectPathName-${report.parentFile.name}-${report.name}" }
                }
            }
    }

    /**
     * Zip a list of files with same root directory to a zip file.
     *
     * @param destZip the target zip file
     * @param srcFiles the mapping of relative path to the file
     */

    doesNotContain("teamcity.agent.name", "EC2")
}

/**
 * We have some "shared" host where a Linux build agent and a Windows build agent
 * both run on the same bare metal. Some builds require exclusive access to the
 * hardware resources (e.g. performance test).
 */
fun Requirements.requiresNotSharedHost() {
    doesNotContain("agent.host.type", "shared")
}

/**
 * This is an undocumented location that forbids anonymous access.

val Project.buildBranch: Provider<String>
    get() = environmentVariable(BUILD_BRANCH).orElse(currentGitBranchViaFileSystemQuery())


/**
 * The logical branch.
 * For non-merge-queue branches this is the same as {@link #buildBranch}.
 * For merge-queue branches, this is the base branch.
 *
 * For example, for the merge queue branch "gh-readonly-queue/master/pr-12345-1a2b3c4d" the logical branch is "master".
 */

/**
 * Clean up cache files for older versions that aren't multi-process safe.
 */
fun FileSystemOperations.removeDodgyCacheFiles(dir: Directory) {
    if (dir.asFile.isDirectory) {
        for (cacheDir in dir.asFile.listFiles()) {
            if (!cacheDir.name.matches(dirVersionPattern)) {
                continue
            }
            for (name in listOf("fileHashes", "outputFileStates", "fileSnapshots")) {

private
fun <T : NodeWithSimpleName<*>> T.matchesName(candidateName: String) =
    matchesName(name.asString(), candidateName)


private
fun matchesName(name: String, candidateName: String) =
    name == candidateName.replace(".*\\$".toRegex(), "") // strip outer class names


private
fun BodyDeclaration<*>.isSince(version: String): Boolean =

    val hasGetGetterName = method.name.matches(propertyGetterNameRegex)
    val hasIsGetterName = method.name.matches(propertyIsGetterNameRegex)
    val hasGetterName = hasGetGetterName || hasIsGetterName
    val hasSetterName = method.name.matches(propertySetterNameRegex)
    val paramCount = method.parameterTypes.size
    val returnsVoid = method.returnType.name == "void"

    val couldBeProperty =