Initial commit

src/wifi_manager.cpp

@@ -0,0 +1,60 @@
+#include "wifi_manager.h"
+#include <WiFi.h>
+
+static Preferences prefs;
+
+void wifi_manager_init() {
+  prefs.begin("dd3cfg", false);
+}
+
+bool wifi_load_config(WifiMqttConfig &config) {
+  config.valid = prefs.getBool("valid", false);
+  if (!config.valid) {
+    return false;
+  }
+  config.ssid = prefs.getString("ssid", "");
+  config.password = prefs.getString("pass", "");
+  config.mqtt_host = prefs.getString("mqhost", "");
+  config.mqtt_port = prefs.getUShort("mqport", 1883);
+  config.mqtt_user = prefs.getString("mquser", "");
+  config.mqtt_pass = prefs.getString("mqpass", "");
+  config.ntp_server_1 = prefs.getString("ntp1", "pool.ntp.org");
+  config.ntp_server_2 = prefs.getString("ntp2", "time.nist.gov");
+  return config.ssid.length() > 0 && config.mqtt_host.length() > 0;
+}
+
+bool wifi_save_config(const WifiMqttConfig &config) {
+  prefs.putBool("valid", true);
+  prefs.putString("ssid", config.ssid);
+  prefs.putString("pass", config.password);
+  prefs.putString("mqhost", config.mqtt_host);
+  prefs.putUShort("mqport", config.mqtt_port);
+  prefs.putString("mquser", config.mqtt_user);
+  prefs.putString("mqpass", config.mqtt_pass);
+  prefs.putString("ntp1", config.ntp_server_1);
+  prefs.putString("ntp2", config.ntp_server_2);
+  return true;
+}
+
+bool wifi_connect_sta(const WifiMqttConfig &config, uint32_t timeout_ms) {
+  WiFi.mode(WIFI_STA);
+  WiFi.begin(config.ssid.c_str(), config.password.c_str());
+  uint32_t start = millis();
+  while (WiFi.status() != WL_CONNECTED && millis() - start < timeout_ms) {
+    delay(200);
+  }
+  return WiFi.status() == WL_CONNECTED;
+}
+
+void wifi_start_ap(const char *ap_ssid, const char *ap_pass) {
+  WiFi.mode(WIFI_AP);
+  WiFi.softAP(ap_ssid, ap_pass);
+}
+
+bool wifi_is_connected() {
+  return WiFi.status() == WL_CONNECTED;
+}
+
+String wifi_get_ssid() {
+  return WiFi.SSID();
+}