Files
SpotMicroESP32-Leika/esp32/include/settings/wifi_settings.h
T
2025-09-18 18:50:04 +02:00

140 lines
4.8 KiB
C++

#pragma once
#include <WiFi.h>
#include <IPAddress.h>
#include <ArduinoJson.h>
#include <utils/json_utils.h>
#include <utils/ip_utils.h>
#include <template/state_result.h>
#include <string>
#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 "#{platform}-#{unique_id}"
#endif
#ifndef FACTORY_WIFI_RSSI_THRESHOLD
#define FACTORY_WIFI_RSSI_THRESHOLD -80
#endif
typedef struct {
std::string ssid;
uint8_t bssid[6];
int32_t channel;
std::string password;
bool staticIPConfig;
IPAddress localIP;
IPAddress gatewayIP;
IPAddress subnetMask;
IPAddress dnsIP1;
IPAddress dnsIP2;
bool available;
void serialize(JsonVariant &json) const {
json["ssid"] = ssid.c_str();
json["password"] = password.c_str();
json["static_ip_config"] = staticIPConfig;
if (staticIPConfig) {
JsonUtils::writeIP(json, "local_ip", localIP);
JsonUtils::writeIP(json, "gateway_ip", gatewayIP);
JsonUtils::writeIP(json, "subnet_mask", subnetMask);
JsonUtils::writeIP(json, "dns_ip_1", dnsIP1);
JsonUtils::writeIP(json, "dns_ip_2", dnsIP2);
}
}
bool deserialize(const JsonVariant &json) {
std::string newSsid = json["ssid"].as<std::string>();
std::string newPassword = json["password"].as<std::string>();
if (newSsid.length() < 1 || newSsid.length() > 31 || newPassword.length() > 64) {
ESP_LOGE("WiFiSettings", "SSID or password length is invalid");
return false;
}
ssid = newSsid;
password = newPassword;
staticIPConfig = json["static_ip_config"] | false;
if (staticIPConfig) {
JsonUtils::readIP(json, "local_ip", localIP);
JsonUtils::readIP(json, "gateway_ip", gatewayIP);
JsonUtils::readIP(json, "subnet_mask", subnetMask);
JsonUtils::readIP(json, "dns_ip_1", dnsIP1);
JsonUtils::readIP(json, "dns_ip_2", dnsIP2);
if (IPUtils::isNotSet(dnsIP1) && IPUtils::isSet(dnsIP2)) {
dnsIP1 = dnsIP2;
dnsIP2 = INADDR_NONE;
}
if (IPUtils::isNotSet(localIP) || IPUtils::isNotSet(gatewayIP) || IPUtils::isNotSet(subnetMask)) {
staticIPConfig = false;
ESP_LOGW("WiFiSettings", "Invalid static IP configuration - falling back to DHCP");
}
}
available = false;
return true;
}
} wifi_settings_t;
inline wifi_settings_t createDefaultWiFiSettings() {
return wifi_settings_t {
.ssid = FACTORY_WIFI_SSID,
.bssid = {0},
.channel = -1,
.password = FACTORY_WIFI_PASSWORD,
.staticIPConfig = false,
.localIP = INADDR_NONE,
.gatewayIP = INADDR_NONE,
.subnetMask = INADDR_NONE,
.dnsIP1 = INADDR_NONE,
.dnsIP2 = INADDR_NONE,
.available = false,
};
}
class WiFiSettings {
public:
std::string hostname;
bool priorityBySignalStrength;
std::vector<wifi_settings_t> wifiSettings;
static void read(WiFiSettings &settings, JsonVariant &root) {
root["hostname"] = settings.hostname.c_str();
root["priority_RSSI"] = settings.priorityBySignalStrength;
JsonArray wifiNetworks = root["wifi_networks"].to<JsonArray>();
for (const auto &wifi : settings.wifiSettings) {
JsonVariant wifiNetwork = wifiNetworks.add<JsonVariant>();
wifi.serialize(wifiNetwork);
}
ESP_LOGV("WiFiSettings", "WiFi Settings read");
}
static StateUpdateResult update(JsonVariant &root, WiFiSettings &settings) {
settings.hostname = root["hostname"] | FACTORY_WIFI_HOSTNAME;
settings.priorityBySignalStrength = root["priority_RSSI"] | true;
settings.wifiSettings.clear();
if (root["wifi_networks"].is<JsonArray>()) {
JsonArray wifiNetworks = root["wifi_networks"];
int networkCount = 0;
for (JsonVariant wifiNetwork : wifiNetworks) {
if (networkCount >= 5) {
ESP_LOGE("WiFiSettings", "Too many wifi networks");
break;
}
wifi_settings_t newSettings;
if (newSettings.deserialize(wifiNetwork)) {
settings.wifiSettings.push_back(newSettings);
networkCount++;
}
}
} else if (std::string(FACTORY_WIFI_SSID).length() > 0) {
ESP_LOGI("WiFiSettings", "No WiFi config found - using factory settings");
settings.wifiSettings.push_back(createDefaultWiFiSettings());
}
ESP_LOGV("WiFiSettings", "WiFi Settings updated");
return StateUpdateResult::CHANGED;
}
};