From 059111f02049da2f01fb91e2067a325555e9d406 Mon Sep 17 00:00:00 2001
From: Vasiliy Doylov <nekocwd@mainlining.org>
Date: Mon, 23 Jun 2025 15:22:31 +0300
Subject: [PATCH] Outbounds: Shadowsocks: initial implementation

Signed-off-by: Vasiliy Doylov <nekocwd@mainlining.org>
---
 src/logic/error.vala                 |  1 +
 src/logic/outbounds/meson.build      |  1 +
 src/logic/outbounds/outbound.vala    | 16 +++++++++--
 src/logic/outbounds/shadowsocks.vala | 43 ++++++++++++++++++++++++++++
 4 files changed, 58 insertions(+), 3 deletions(-)
 create mode 100644 src/logic/outbounds/shadowsocks.vala

diff --git a/src/logic/error.vala b/src/logic/error.vala
index 1f32898..828b73d 100644
--- a/src/logic/error.vala
+++ b/src/logic/error.vala
@@ -1,3 +1,4 @@
 errordomain ParseError {
     NOT_IMPLEMENTED,
+    WRONG_FORMATING,
 }
diff --git a/src/logic/outbounds/meson.build b/src/logic/outbounds/meson.build
index 6a3a140..ca7c986 100644
--- a/src/logic/outbounds/meson.build
+++ b/src/logic/outbounds/meson.build
@@ -3,4 +3,5 @@ outbounds_sources = [
   'logic/outbounds/dial.vala',
   'logic/outbounds/trojan.vala',
   'logic/outbounds/vless.vala',
+  'logic/outbounds/shadowsocks.vala',
 ]
diff --git a/src/logic/outbounds/outbound.vala b/src/logic/outbounds/outbound.vala
index 8d90119..8806f81 100644
--- a/src/logic/outbounds/outbound.vala
+++ b/src/logic/outbounds/outbound.vala
@@ -29,8 +29,6 @@ class Singularity.Outbound.Outbound : Object, Json.Serializable {
         uri = Uri.parse (profile, UriFlags.HAS_PASSWORD | UriFlags.NON_DNS | UriFlags.PARSE_RELAXED);
 
         var scheme = uri.get_scheme ();
-        if (!(scheme == "trojan" || scheme == "vless"))// Stupid check for now
-            throw new ParseError.NOT_IMPLEMENTED ("Protocol %s not implemented yet", scheme);
 
         var host = uri.get_host ();
         var port = uri.get_port ();
@@ -127,8 +125,20 @@ class Singularity.Outbound.Outbound : Object, Json.Serializable {
                 tls = tls,
             };
             break;
+        case "ss":
+            string creds = (string) Base64.decode (user);
+            var temp = creds.split (":", 2);
+            if (temp.length != 2)
+                throw new ParseError.WRONG_FORMATING ("Shadowsocks formating fail. Failed to parse creditants ?%s?", creds);
+            outbound = new ShadowSocks () {
+                method = temp[0],
+                password = temp[1],
+                server = host,
+                server_port = port,
+            };
+            break;
         default:
-            warning ("Unknown scheme %s", scheme);
+            throw new ParseError.NOT_IMPLEMENTED ("Protocol %s not implemented yet", scheme);
             break;
         }
         outbound.name = name;
diff --git a/src/logic/outbounds/shadowsocks.vala b/src/logic/outbounds/shadowsocks.vala
new file mode 100644
index 0000000..cf4af61
--- /dev/null
+++ b/src/logic/outbounds/shadowsocks.vala
@@ -0,0 +1,43 @@
+/* shadowsocks.vala
+ *
+ * Copyright 2025 Vasiliy Doylov (NekoCWD) <nekocwd@mainlining.org>
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+/*
+ * ShadowSocks outbound.
+ * DASH and TYPE FIX REQUIRED
+ */
+class Singularity.Outbound.ShadowSocks : Dial, Json.Serializable {
+    public string server { get; set; default = null; }
+    public int64 server_port { get; set; default = 1080; }
+    public string method { get; set; default = null; }
+    public string password { get; set; default = null; }
+    public string plugin { get; set; default = null; }
+    public string plugin_opts { get; set; default = null; }
+    public string network { get; set; default = null; }
+    public bool udp_over_tcp { get; set; default = false; }
+
+    /*
+     * public Multiplex multiplex { get; set; default = null; }
+     * TODO: Implement Multiplex
+     */
+
+    construct {
+        type_name = "shadowsocks";
+    }
+}