From 74fee990c03b4179efe6bfccb691dc7cbe9240b7 Mon Sep 17 00:00:00 2001
From: xiaorouji <60100640+xiaorouji@users.noreply.github.com>
Date: Wed, 6 Sep 2023 16:11:22 +0800
Subject: [PATCH] luci: add TUIC support to sing-box client

---
 .../cbi/passwall/client/type/sing-box.lua     | 36 +++++++++++++++++++
 .../luasrc/passwall/util_sing-box.lua         | 13 +++++++
 2 files changed, 49 insertions(+)

diff --git a/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua b/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
index 3403a201a..ca5e248ab 100644
--- a/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
+++ b/luci-app-passwall/luasrc/model/cbi/passwall/client/type/sing-box.lua
@@ -72,6 +72,9 @@ if singbox_tags:find("with_quic") then
 end
 o:value("shadowtls", "ShadowTLS")
 o:value("vless", "VLESS")
+if singbox_tags:find("with_quic") then
+	o:value("tuic", "TUIC")
+end
 o:value("_shunt", translate("Shunt"))
 o:value("_iface", translate("Custom Interface") .. " (Only Support Xray)")
 
@@ -210,6 +213,7 @@ o:depends({ [option_name("protocol")] = "shadowsocksr" })
 o:depends({ [option_name("protocol")] = "trojan" })
 o:depends({ [option_name("protocol")] = "shadowtls", [option_name("shadowtls_version")] = "2" })
 o:depends({ [option_name("protocol")] = "shadowtls", [option_name("shadowtls_version")] = "3" })
+o:depends({ [option_name("protocol")] = "tuic" })
 
 o = s:option(ListValue, option_name("security"), translate("Encrypt Method"))
 for a, t in ipairs(security_list) do o:value(t) end
@@ -279,6 +283,7 @@ o = s:option(Value, option_name("uuid"), translate("ID"))
 o.password = true
 o:depends({ [option_name("protocol")] = "vmess" })
 o:depends({ [option_name("protocol")] = "vless" })
+o:depends({ [option_name("protocol")] = "tuic" })
 
 o = s:option(ListValue, option_name("flow"), translate("flow"))
 o.default = ""
@@ -322,6 +327,35 @@ if singbox_tags:find("with_quic") then
 	o:depends({ [option_name("protocol")] = "hysteria" })
 end
 
+if singbox_tags:find("with_quic") then
+	o = s:option(ListValue, option_name("tuic_congestion_control"), translate("Congestion control algorithm"))
+	o.default = "cubic"
+	o:value("bbr", translate("BBR"))
+	o:value("cubic", translate("CUBIC"))
+	o:value("new_reno", translate("New Reno"))
+	o:depends({ [option_name("protocol")] = "tuic" })
+
+	o = s:option(ListValue, option_name("tuic_udp_relay_mode"), translate("UDP relay mode"))
+	o.default = "native"
+	o:value("native", translate("native"))
+	o:value("quic", translate("QUIC"))
+	o:depends({ [option_name("protocol")] = "tuic" })
+
+	--[[
+	o = s:option(Flag, option_name("tuic_udp_over_stream"), translate("UDP over stream"))
+	o:depends({ [option_name("protocol")] = "tuic" })
+	]]--
+
+	o = s:option(Flag, option_name("tuic_zero_rtt_handshake"), translate("Enable 0-RTT QUIC handshake"))
+	o.default = 0
+	o:depends({ [option_name("protocol")] = "tuic" })
+
+	o = s:option(Value, option_name("tuic_heartbeat"), translate("Heartbeat interval(second)"))
+	o.datatype = "uinteger"
+	o.default = "3"
+	o:depends({ [option_name("protocol")] = "tuic" })
+end
+
 o = s:option(Flag, option_name("tls"), translate("TLS"))
 o.default = 0
 o:depends({ [option_name("protocol")] = "vmess" })
@@ -355,11 +389,13 @@ o:depends({ [option_name("tls")] = true })
 o = s:option(Value, option_name("tls_serverName"), translate("Domain"))
 o:depends({ [option_name("tls")] = true })
 o:depends({ [option_name("protocol")] = "hysteria"})
+o:depends({ [option_name("protocol")] = "tuic" })
 
 o = s:option(Flag, option_name("tls_allowInsecure"), translate("allowInsecure"), translate("Whether unsafe connections are allowed. When checked, Certificate validation will be skipped."))
 o.default = "0"
 o:depends({ [option_name("tls")] = true })
 o:depends({ [option_name("protocol")] = "hysteria"})
+o:depends({ [option_name("protocol")] = "tuic" })
 
 if singbox_tags:find("with_utls") then
 	o = s:option(Flag, option_name("utls"), translate("uTLS"))
diff --git a/luci-app-passwall/luasrc/passwall/util_sing-box.lua b/luci-app-passwall/luasrc/passwall/util_sing-box.lua
index ae2087d99..800ad9516 100644
--- a/luci-app-passwall/luasrc/passwall/util_sing-box.lua
+++ b/luci-app-passwall/luasrc/passwall/util_sing-box.lua
@@ -293,6 +293,19 @@ function gen_outbound(flag, node, tag, proxy_table)
 			}
 		end
 
+		if node.protocol == "tuic" then
+			protocol_table = {
+				uuid = node.uuid,
+				password = node.password,
+				congestion_control = node.tuic_congestion_control or "cubic",
+				udp_relay_mode = node.tuic_udp_relay_mode or "native",
+				udp_over_stream = false,
+				zero_rtt_handshake = (node.tuic_zero_rtt_handshake == "1") and true or false,
+				heartbeat = tonumber(node.tuic_heartbeat),
+				tls = tls,
+			}
+		end
+
 		if protocol_table then
 			for key, value in pairs(protocol_table) do
 				result[key] = value