From bcbde510e046aa09b310a67149b8e1a549dc2854 Mon Sep 17 00:00:00 2001
From: GW_MC <72297530+GWMCwing@users.noreply.github.com>
Date: Mon, 2 Feb 2026 20:46:46 +0800
Subject: [PATCH] feat: add SystemContext class for global system component
 access

---
 main/common/system_context.h | 30 ++++++++++++++++++++++++++++++
 1 file changed, 30 insertions(+)
 create mode 100644 main/common/system_context.h

diff --git a/main/common/system_context.h b/main/common/system_context.h
new file mode 100644
index 0000000..d44eba8
--- /dev/null
+++ b/main/common/system_context.h
@@ -0,0 +1,30 @@
+#pragma once
+
+class NetworkHandler;
+class WifiHandler;
+
+/**
+ * @brief System context providing access to global system components
+ */
+class SystemContext {
+public:
+  static SystemContext& instance() {
+    static SystemContext context;
+    return context;
+  }
+
+  void set_network_handler(NetworkHandler* handler) {
+    network_handler_ = handler;
+  }
+
+  NetworkHandler* get_network_handler() const {
+    return network_handler_;
+  }
+
+private:
+  SystemContext() = default;
+  SystemContext(const SystemContext&) = delete;
+  SystemContext& operator=(const SystemContext&) = delete;
+
+  NetworkHandler* network_handler_ = nullptr;
+};