Kotlin conversion: VersionCmd

sop-java-picocli/src/main/kotlin/sop/cli/picocli/commands/VersionCmd.kt

@@ -0,0 +1,51 @@
+// SPDX-FileCopyrightText: 2023 Paul Schaub <vanitasvitae@fsfe.org>
+//
+// SPDX-License-Identifier: Apache-2.0
+
+package sop.cli.picocli.commands
+
+import picocli.CommandLine.ArgGroup
+import picocli.CommandLine.Command
+import picocli.CommandLine.Option
+import sop.cli.picocli.SopCLI
+import sop.exception.SOPGPException
+
+@Command(
+    name = "version",
+    resourceBundle = "msg_version",
+    exitCodeOnInvalidInput = SOPGPException.UnsupportedOption.EXIT_CODE)
+class VersionCmd : AbstractSopCmd() {
+
+    @ArgGroup var exclusive: Exclusive? = null
+
+    class Exclusive {
+        @Option(names = ["--extended"]) var extended: Boolean = false
+        @Option(names = ["--backend"]) var backend: Boolean = false
+        @Option(names = ["--sop-spec"]) var sopSpec: Boolean = false
+    }
+
+    override fun run() {
+        val version = throwIfUnsupportedSubcommand(SopCLI.getSop().version(), "version")
+
+        if (exclusive == null) {
+            // No option provided
+            println("${version.getName()} ${version.getVersion()}")
+            return
+        }
+
+        if (exclusive!!.extended) {
+            println(version.getExtendedVersion())
+            return
+        }
+
+        if (exclusive!!.backend) {
+            println(version.getBackendVersion())
+            return
+        }
+
+        if (exclusive!!.sopSpec) {
+            println(version.getSopSpecVersion())
+            return
+        }
+    }
+}