"k8s.io/apimachinery/pkg/util/version"
)

type readFileFunc func(string) ([]byte, error)

// GetVersion returns currently running kernel version.
func GetVersion() (*version.Version, error) {
	return getVersion(os.ReadFile)
}

// getVersion reads os release file from the give readFile function.
func getVersion(readFile readFileFunc) (*version.Version, error) {
	kernelVersionFile := "/proc/sys/kernel/osrelease"

        if (version == null) {
            return GradleVersion.current().getVersion();
        }
        switch (version) {
            case LATEST:
                return getVersion(latest.asString(), version);
            case NIGHTLY:
                return getVersion(nightly.asString(), version);
            case RELEASE_NIGHTLY:
                return getVersion(releaseNightly.asString(), version);
            case RELEASE_CANDIDATE:

            return new R51VersionDetails(version.getVersion());
        }
        if (version.getBaseVersion().compareTo(GradleVersion.version("4.8")) >= 0) {
            return new R48VersionDetails(version.getVersion());
        }
        if (version.getBaseVersion().compareTo(GradleVersion.version("4.4")) >= 0) {
            return new R44VersionDetails(version.getVersion());
        }

            if (plugin.getVersion() == null) {
                PluginVersionRequest request = new DefaultPluginVersionRequest(
                        plugin, session.getRepositorySession(), project.getRemotePluginRepositories());
                plugin.setVersion(pluginVersionResolver.resolve(request).getVersion());
            }
            versions.put(plugin.getKey(), plugin.getVersion());
        }

            if (dep.getVersion() == null) {
                Model depModel = context.getRawModel(model.getPomFile(), dep.getGroupId(), dep.getArtifactId());
                if (depModel != null) {
                    String v = depModel.getVersion();
                    if (v == null && depModel.getParent() != null) {
                        v = depModel.getParent().getVersion();
                    }

            return false;
        }
        GradleDistributionTool that = (GradleDistributionTool) o;
        return Objects.equals(distribution.getVersion(), that.distribution.getVersion());
    }

    @Override
    public int hashCode() {
        return Objects.hash(distribution.getVersion());
    }

    public void manageArtifactVersion(Artifact artifact, Artifact replacement) {
        // only show msg if a change is actually taking place
        if (!replacement.getVersion().equals(artifact.getVersion())) {
            String msg = indent + artifact + " (applying version: " + replacement.getVersion() + ")";
            logger.debug(msg);
        }
    }

    public void manageArtifactScope(Artifact artifact, Artifact replacement) {

                "The minimum version that can be provided is '%s'", value, constraint, lowestTestedVersion.getVersion()));
        }
    }

    private static GradleVersion getVersion(String value, int beginIndex) {
        return GradleVersion.version(value.substring(beginIndex));
    }

        hash = hash * 31 + Objects.hashCode(plugin.getVersion());

        hash = hash * 31 + (plugin.isExtensions() ? 1 : 0);

        for (Dependency dependency : plugin.getDependencies()) {
            hash = hash * 31 + Objects.hashCode(dependency.getGroupId());
            hash = hash * 31 + Objects.hashCode(dependency.getArtifactId());
            hash = hash * 31 + Objects.hashCode(dependency.getVersion());

        pluginArtifactId = plugin.getArtifactId();
        pluginVersion = plugin.getVersion();
    }

    public PluginManagerException(Plugin plugin, String message, Throwable cause) {
        super(message, cause);

        pluginGroupId = plugin.getGroupId();
        pluginArtifactId = plugin.getArtifactId();
        pluginVersion = plugin.getVersion();
    }