feat: services

src/WifiScanService.cpp

@@ -0,0 +1,57 @@
+#include "WifiScanService.h"
+#include <ArduinoJson.h>
+
+WifiScanService::WifiScanService(NetworkManager& networkManager)
+    : networkManager(networkManager) {}
+
+void WifiScanService::registerEndpoints(ApiServer& api) {
+    // POST /api/wifi/scan - Start WiFi scan
+    api.addEndpoint("/api/wifi/scan", HTTP_POST, 
+        [this](AsyncWebServerRequest* request) { this->handleScanRequest(request); },
+        std::vector<ParamSpec>{});
+
+    // GET /api/wifi - Get all access points
+    api.addEndpoint("/api/wifi", HTTP_GET, 
+        [this](AsyncWebServerRequest* request) { this->handleGetAccessPoints(request); },
+        std::vector<ParamSpec>{});
+}
+
+void WifiScanService::handleScanRequest(AsyncWebServerRequest* request) {
+    networkManager.scanWifi();
+    
+    AsyncResponseStream *response = request->beginResponseStream("application/json");
+    JsonDocument doc;
+    doc["status"] = "scanning";
+    doc["message"] = "WiFi scan started";
+    
+    serializeJson(doc, *response);
+    request->send(response);
+}
+
+void WifiScanService::handleGetAccessPoints(AsyncWebServerRequest* request) {
+    auto accessPoints = networkManager.getAccessPoints();
+    
+    JsonDocument doc;
+    
+    doc["access_points"].to<JsonArray>();
+    
+    for (const auto& ap : accessPoints) {
+        JsonObject apObj = doc["access_points"].add<JsonObject>();
+        apObj["ssid"] = ap.ssid;
+        apObj["rssi"] = ap.rssi;
+        apObj["channel"] = ap.channel;
+        apObj["encryption_type"] = ap.encryptionType;
+        apObj["hidden"] = ap.isHidden;
+        
+        // Convert BSSID to string
+        char bssid[18];
+        sprintf(bssid, "%02X:%02X:%02X:%02X:%02X:%02X",
+                ap.bssid[0], ap.bssid[1], ap.bssid[2],
+                ap.bssid[3], ap.bssid[4], ap.bssid[5]);
+        apObj["bssid"] = bssid;
+    }
+    
+    AsyncResponseStream *response = request->beginResponseStream("application/json");
+    serializeJson(doc, *response);
+    request->send(response);
+}