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#ifndef WiFiSettingsService_h
#define WiFiSettingsService_h
#include <StatefulService.h>
#include <FSPersistence.h>
#include <HttpEndpoint.h>
#include <JsonUtils.h>
#define WIFI_SETTINGS_FILE "/config/wifiSettings.json"
#define WIFI_SETTINGS_SERVICE_PATH "/rest/wifiSettings"
#define WIFI_RECONNECTION_DELAY 1000 * 30
#ifndef FACTORY_WIFI_SSID
#define FACTORY_WIFI_SSID ""
#endif
#ifndef FACTORY_WIFI_PASSWORD
#define FACTORY_WIFI_PASSWORD ""
#endif
#ifndef FACTORY_WIFI_HOSTNAME
#define FACTORY_WIFI_HOSTNAME ""
#endif
class WiFiSettings { public: // core wifi configuration
String ssid; String password; String hostname; bool staticIPConfig;
// optional configuration for static IP address
IPAddress localIP; IPAddress gatewayIP; IPAddress subnetMask; IPAddress dnsIP1; IPAddress dnsIP2;
static void read(WiFiSettings& settings, JsonObject& root) { // connection settings
root["ssid"] = settings.ssid; root["password"] = settings.password; root["hostname"] = settings.hostname; root["static_ip_config"] = settings.staticIPConfig;
// extended settings
JsonUtils::writeIP(root, "local_ip", settings.localIP); JsonUtils::writeIP(root, "gateway_ip", settings.gatewayIP); JsonUtils::writeIP(root, "subnet_mask", settings.subnetMask); JsonUtils::writeIP(root, "dns_ip_1", settings.dnsIP1); JsonUtils::writeIP(root, "dns_ip_2", settings.dnsIP2); }
static StateUpdateResult update(JsonObject& root, WiFiSettings& settings) { settings.ssid = root["ssid"] | FACTORY_WIFI_SSID; settings.password = root["password"] | FACTORY_WIFI_PASSWORD; settings.hostname = root["hostname"] | FACTORY_WIFI_HOSTNAME; settings.staticIPConfig = root["static_ip_config"] | false;
// extended settings
JsonUtils::readIP(root, "local_ip", settings.localIP); JsonUtils::readIP(root, "gateway_ip", settings.gatewayIP); JsonUtils::readIP(root, "subnet_mask", settings.subnetMask); JsonUtils::readIP(root, "dns_ip_1", settings.dnsIP1); JsonUtils::readIP(root, "dns_ip_2", settings.dnsIP2);
// Swap around the dns servers if 2 is populated but 1 is not
if (settings.dnsIP1 == INADDR_NONE && settings.dnsIP2 != INADDR_NONE) { settings.dnsIP1 = settings.dnsIP2; settings.dnsIP2 = INADDR_NONE; }
// Turning off static ip config if we don't meet the minimum requirements
// of ipAddress, gateway and subnet. This may change to static ip only
// as sensible defaults can be assumed for gateway and subnet
if (settings.staticIPConfig && (settings.localIP == INADDR_NONE || settings.gatewayIP == INADDR_NONE || settings.subnetMask == INADDR_NONE)) { settings.staticIPConfig = false; } return StateUpdateResult::CHANGED; } };
class WiFiSettingsService : public StatefulService<WiFiSettings> { public: WiFiSettingsService(AsyncWebServer* server, FS* fs, SecurityManager* securityManager);
void begin(); void loop();
private: HttpEndpoint<WiFiSettings> _httpEndpoint; FSPersistence<WiFiSettings> _fsPersistence; unsigned long _lastConnectionAttempt;
#ifdef ESP32
bool _stopping; void onStationModeDisconnected(WiFiEvent_t event, WiFiEventInfo_t info); void onStationModeStop(WiFiEvent_t event, WiFiEventInfo_t info); #elif defined(ESP8266)
WiFiEventHandler _onStationModeDisconnectedHandler; void onStationModeDisconnected(const WiFiEventStationModeDisconnected& event); #endif
void reconfigureWiFiConnection(); void manageSTA(); };
#endif // end WiFiSettingsService_h
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