From 188051bfa59ba20b7a95480e49af001328c4943b Mon Sep 17 00:00:00 2001
From: Christopher Schnick <st141923@stud.uni-stuttgart.de>
Date: Wed, 14 Dec 2022 20:20:41 +0100
Subject: [PATCH] Create ExecScriptHelper.java

---
 .../extension/util/ExecScriptHelper.java      | 40 +++++++++++++++++++
 1 file changed, 40 insertions(+)
 create mode 100644 extension/src/main/java/io/xpipe/extension/util/ExecScriptHelper.java

diff --git a/extension/src/main/java/io/xpipe/extension/util/ExecScriptHelper.java b/extension/src/main/java/io/xpipe/extension/util/ExecScriptHelper.java
new file mode 100644
index 000000000..011466f94
--- /dev/null
+++ b/extension/src/main/java/io/xpipe/extension/util/ExecScriptHelper.java
@@ -0,0 +1,40 @@
+package io.xpipe.extension.util;
+
+import io.xpipe.core.impl.FileNames;
+import io.xpipe.core.process.ShellProcessControl;
+import io.xpipe.core.util.XPipeTempDirectory;
+import lombok.SneakyThrows;
+
+import java.util.Objects;
+
+public class ExecScriptHelper {
+
+    public static int getConnectionHash(String command) {
+        return Objects.hash(command);
+    }
+
+    @SneakyThrows
+    public static String createExecScript(ShellProcessControl processControl, String content) {
+        var fileName = "exec-" + getConnectionHash(content);
+        content = processControl.getShellType().createInitFileContent(content);
+        var temp = XPipeTempDirectory.get(processControl);
+        var file = FileNames.join(
+                temp, fileName + "." + processControl.getShellType().getScriptFileEnding());
+
+        if (processControl.executeBooleanSimpleCommand(processControl.getShellType().createFileExistsCommand(file))) {
+            return file;
+        }
+
+        try (var c = processControl.command(processControl.getShellType()
+                                                    .joinCommands(
+                                                            processControl.getShellType().createFileWriteCommand(file),
+                                                            processControl.getShellType().getMakeExecutableCommand(file)))
+                .start()) {
+            c.discardOut();
+            c.discardErr();
+            c.getStdin().write(content.getBytes(processControl.getCharset()));
+            c.closeStdin();
+        }
+        return file;
+    }
+}