import com.google.gson.reflect.TypeToken
import org.gradle.util.GradleVersion

class AcceptedApiChanges {

    GradleVersion baseVersion
    Map<ApiChange, String> acceptedChanges

    static AcceptedApiChanges parse(List<String> jsonTexts) {
        def acceptedApiChanges = new AcceptedApiChanges()
        acceptedApiChanges.acceptedChanges = [:]
        for (String jsonText : jsonTexts) {

    private final Map<ApiChange, String> acceptedApiChanges
    private final File mainApiChangesJsonFile
    private final File projectRootDir

    AbstractGradleViolationRule(Map<String, Object> params) {
        AcceptedViolationsProvider acceptedApiChanges = ((AcceptedViolationsProvider) params.get("acceptedApiChanges"))
        this.acceptedApiChanges = acceptedApiChanges ? AcceptedApiChanges.fromAcceptedChangesMap(acceptedApiChanges.get()) : [:]

    fun `verify AlphabeticalAcceptedApiChangesTask detects misordered changes`() {
        //language=JSON
        firstAcceptedApiChangesFile.writeText(
            """
                {
                    "acceptedApiChanges": [
                        {
                            "type": "org.gradle.api.tasks.AbstractExecTask",
                            "member": "Method org.gradle.api.tasks.AbstractExecTask.getExecResult()",

                    // Filtering an array is NOT in place
                    result.acceptedApiChanges = result.acceptedApiChanges.filter((item, pos, ary) => (!pos || (JSON.stringify(item) != JSON.stringify(ary[pos - 1]))));
                    return result;
                }

                function acceptAllErrorCorrections() {

import spock.lang.Specification

class AcceptedApiChangesTest extends Specification {

    def "parses accepted change"() {
        when:
        def changes = AcceptedApiChanges.parse(["""
            {
                "acceptedApiChanges": [
                    {
                        "type": "org.gradle.api.initialization.ConfigurableIncludedBuild",

            }?.filterValues {
                it.acceptedApiChanges != null
            }?.mapValues {
                it.value.acceptedApiChanges!!
            } ?: emptyMap()
    }

    private
    fun File.readAcceptedChanges(): AcceptedApiChanges {
        val jsonString = this.readText()
        return Gson().fromJson(jsonString, AcceptedApiChanges::class.java)
    }

    /**

    @Test
    fun `verify misordered changes can be sorted`() {
        //language=JSON
        firstAcceptedApiChangesFile.writeText(
            """
                {
                    "acceptedApiChanges": [
                        {
                            "type": "org.gradle.api.file.SourceDirectorySet",
                            "member": "Method org.gradle.api.file.SourceDirectorySet.getOutputDir()",

    public void execute(ViolationCheckContextWithViolations context) {
        Set<ApiChange> acceptedApiChanges = (Set<ApiChange>) context.getUserData().get("acceptedApiChanges");
        Set<ApiChange> seenApiChanges = (Set<ApiChange>) context.getUserData().get("seenApiChanges");
        Set<ApiChange> left = new HashSet<>(acceptedApiChanges);
        left.removeAll(seenApiChanges);
        if (!left.isEmpty()) {

        then:
        jsonFile.text == nonExistentAcceptedApiChanges()
    }

    static String existingAcceptedApiChanges() {
        """
            {
                "acceptedApiChanges": [
                    {
                        "type": "org.gradle.api.plugins.quality.Checkstyle",
                        "member": "Method org.gradle.api.plugins.quality.Checkstyle.getInstantiator()",

    void emptyAcceptedApiChanges(File jsonFile) {
        jsonFile.withWriter { fileWriter ->
            def writer = new JsonWriter(fileWriter)
            writer.setIndent("    ")
            new Gson().toJson([acceptedApiChanges: []], Object, writer)
            writer.close()
        }
    }