From 2cfdd8e335e62d5a3e8f26f2a480181a159ef3e1 Mon Sep 17 00:00:00 2001
From: TopchetoEU <36534413+TopchetoEU@users.noreply.github.com>
Date: Sat, 25 Nov 2023 19:12:56 +0200
Subject: [PATCH] feat: add utf8 encoding and decoding

---
 .../topchetoeu/jscript/lib/EncodingLib.java   | 20 +++++++++++++++++++
 src/me/topchetoeu/jscript/lib/Internals.java  |  1 +
 2 files changed, 21 insertions(+)
 create mode 100644 src/me/topchetoeu/jscript/lib/EncodingLib.java

diff --git a/src/me/topchetoeu/jscript/lib/EncodingLib.java b/src/me/topchetoeu/jscript/lib/EncodingLib.java
new file mode 100644
index 0000000..3f7a495
--- /dev/null
+++ b/src/me/topchetoeu/jscript/lib/EncodingLib.java
@@ -0,0 +1,20 @@
+package me.topchetoeu.jscript.lib;
+
+import me.topchetoeu.jscript.engine.Context;
+import me.topchetoeu.jscript.engine.values.ArrayValue;
+import me.topchetoeu.jscript.engine.values.Values;
+import me.topchetoeu.jscript.interop.Native;
+
+@Native("Encoding")
+public class EncodingLib {
+    @Native public static ArrayValue encode(String value) {
+        var res = new ArrayValue();
+        for (var el : value.getBytes()) res.set(null, res.size(), (int)el);
+        return res;
+    }
+    @Native public static String decode(Context ctx, ArrayValue raw) {
+        var res = new byte[raw.size()];
+        for (var i = 0; i < raw.size(); i++) res[i] = (byte)Values.toNumber(ctx, raw.get(i));
+        return new String(res);
+    }
+}
diff --git a/src/me/topchetoeu/jscript/lib/Internals.java b/src/me/topchetoeu/jscript/lib/Internals.java
index 9247779..1409289 100644
--- a/src/me/topchetoeu/jscript/lib/Internals.java
+++ b/src/me/topchetoeu/jscript/lib/Internals.java
@@ -119,6 +119,7 @@ public class Internals {
 
         glob.define(null, "Math", false, wp.getNamespace(MathLib.class));
         glob.define(null, "JSON", false, wp.getNamespace(JSONLib.class));
+        glob.define(null, "Encoding", false, wp.getNamespace(EncodingLib.class));
 
         glob.define(null, "Date", false, wp.getConstr(DateLib.class));
         glob.define(null, "Object", false, wp.getConstr(ObjectLib.class));