luci-app-ssr-plus: fix Xray gPRC multi support

Signed-off-by: Tianling Shen <[email protected]>

luci-app-ssr-plus/luasrc/model/cbi/shadowsocksr/client-config.lua

@@ -462,13 +462,15 @@ o = s:option(Value, "serviceName", translate("gRPC Service Name"))
 o:depends("transport", "grpc")
 o.rmempty = true
 
-if is_installed("sagernet-core") then
+if is_finded("xray") or is_installed("sagernet-core") then
 	-- gPRC模式
 	o = s:option(ListValue, "grpc_mode", translate("gRPC Mode"))
 	o:depends("transport", "grpc")
 	o:value("gun", translate("Gun"))
 	o:value("multi", translate("Multi"))
-	o:value("raw", translate("Raw"))
+	if is_installed("sagernet-core") then
+		o:value("raw", translate("Raw"))
+	end
 	o.rmempty = true
 end
 

luci-app-ssr-plus/root/usr/share/shadowsocksr/gen_config.lua

@@ -224,6 +224,7 @@ local Xray = {
 				-- grpc
 				serviceName = server.serviceName or "",
 				mode = (server.grpc_mode ~= "gun") and server.grpc_mode or nil,
+				multiMode = (server.grpc_mode == "multi") and true or false,
 				idle_timeout = tonumber(server.idle_timeout) or nil,
 				health_check_timeout = tonumber(server.health_check_timeout) or nil,
 				permit_without_stream = (server.permit_without_stream == "1") and true or nil,