From ece712ec61e623ee934812f6c45aa54b301a708f Mon Sep 17 00:00:00 2001
From: ZGaetano <zgaetano@wilddragon.net>
Date: Wed, 6 May 2026 19:50:14 -0400
Subject: [PATCH] =?UTF-8?q?Update=20relayreg.cpp=20=E2=80=94=20serialize?=
 =?UTF-8?q?=20displays=20JSON=20array=20in=20registerHost?=
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---
 src/wg/relayreg.cpp | 24 ++++++++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/wg/relayreg.cpp b/src/wg/relayreg.cpp
index 70d4f76..19c668a 100644
--- a/src/wg/relayreg.cpp
+++ b/src/wg/relayreg.cpp
@@ -11,6 +11,7 @@
 
 #include <stdexcept>
 #include <string>
+#include <vector>
 
 namespace wg {
 
@@ -151,8 +152,27 @@ bool RelayReg::deleteVPNPeer(const std::string &peerId, std::string &errOut) {
 // ── registerHost ──────────────────────────────────────────────────────────────
 
 bool RelayReg::registerHost(const std::string &name, const std::string &wgIP,
-                             int port, std::string &errOut) {
-    json body = { {"name", name}, {"wg_ip", wgIP}, {"port", port} };
+                             int port, const std::vector<DisplayInfo> &displays,
+                             std::string &errOut) {
+    // Build displays JSON array
+    json displaysArr = json::array();
+    for (const auto &d : displays) {
+        displaysArr.push_back({
+            {"name",         d.name},
+            {"friendlyName", d.friendlyName},
+            {"width",        d.width},
+            {"height",       d.height},
+            {"isPrimary",    d.isPrimary}
+        });
+    }
+
+    json body = {
+        {"name",     name},
+        {"wg_ip",    wgIP},
+        {"port",     port},
+        {"displays", displaysArr}
+    };
+
     std::string resp;
     int code = request("POST", "/api/host/register", body.dump(), resp);
     if (code != 200 && code != 201) {