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#include "./main.h"
#include <homekit/led.h>
#include <homekit/mqtt/mqtt.h>
#include <homekit/mqtt/module/diagnostics.h>
#include <homekit/mqtt/module/ota.h>
namespace homekit::main {
enum WorkingMode working_mode = WorkingMode::NORMAL;
static const uint16_t recovery_boot_detection_ms = 2000;
static const uint8_t recovery_boot_delay_ms = 100;
static volatile enum WiFiConnectionState wifi_state = WiFiConnectionState::WAITING;
static void* service = nullptr;
static WiFiEventHandler wifiConnectHandler, wifiDisconnectHandler;
static Ticker wifiTimer;
static mqtt::MqttDiagnosticsModule* mqttDiagModule;
static mqtt::MqttOtaModule* mqttOtaModule;
#if MQTT_BLINK
static StopWatch blinkStopWatch;
#endif
#ifndef CONFIG_TARGET_ESP01
static DNSServer* dnsServer = nullptr;
#endif
static void onWifiConnected(const WiFiEventStationModeGotIP& event);
static void onWifiDisconnected(const WiFiEventStationModeDisconnected& event);
static void wifiConnect() {
const char *ssid, *psk, *hostname;
auto cfg = config::read();
wifi::getConfig(cfg, &ssid, &psk, &hostname);
PRINTF("Wi-Fi STA creds: ssid=%s, psk=%s, hostname=%s\n", ssid, psk, hostname);
wifi_state = WiFiConnectionState::WAITING;
WiFi.mode(WIFI_STA);
WiFi.hostname(hostname);
WiFi.begin(ssid, psk);
PRINT("connecting to wifi..");
}
#ifndef CONFIG_TARGET_ESP01
static void wifiHotspot() {
led::mcu_led->on();
auto scanResults = wifi::scan();
WiFi.mode(WIFI_AP);
WiFi.softAP(wifi::AP_SSID);
dnsServer = new DNSServer();
dnsServer->start(53, "*", WiFi.softAPIP());
service = new HttpServer(scanResults);
((HttpServer*)service)->start();
}
static void waitForRecoveryPress() {
pinMode(CONFIG_FLASH_GPIO, INPUT_PULLUP);
for (uint16_t i = 0; i < recovery_boot_detection_ms; i += recovery_boot_delay_ms) {
delay(recovery_boot_delay_ms);
if (digitalRead(CONFIG_FLASH_GPIO) == LOW) {
working_mode = WorkingMode::RECOVERY;
break;
}
}
}
#endif
void setup() {
WiFi.disconnect();
#ifndef CONFIG_TARGET_ESP01
homekit::main::waitForRecoveryPress();
#endif
#ifdef DEBUG
Serial.begin(115200);
#endif
auto cfg = config::read();
if (config::isDirty(cfg)) {
PRINTLN("config is dirty, erasing...");
config::erase(cfg);
#ifdef CONFIG_TARGET_NODEMCU
led::board_led->blink(10, 50);
#else
led::mcu_led->blink(10, 50);
#endif
}
#ifndef CONFIG_TARGET_ESP01
switch (working_mode) {
case WorkingMode::RECOVERY:
wifiHotspot();
break;
case WorkingMode::NORMAL:
#endif
wifiConnectHandler = WiFi.onStationModeGotIP(onWifiConnected);
wifiDisconnectHandler = WiFi.onStationModeDisconnected(onWifiDisconnected);
wifiConnect();
#ifndef CONFIG_TARGET_ESP01
break;
}
#endif
}
void loop(LoopConfig* config) {
#ifndef CONFIG_TARGET_ESP01
if (working_mode == WorkingMode::NORMAL) {
#endif
if (wifi_state == WiFiConnectionState::WAITING) {
PRINT(".");
led::mcu_led->blink(2, 50);
delay(1000);
return;
}
if (wifi_state == WiFiConnectionState::JUST_CONNECTED) {
#ifdef CONFIG_TARGET_NODEMCU
led::board_led->blink(3, 300);
#else
led::mcu_led->blink(3, 300);
#endif
wifi_state = WiFiConnectionState::CONNECTED;
if (service == nullptr) {
service = new mqtt::Mqtt();
mqttDiagModule = new mqtt::MqttDiagnosticsModule();
mqttOtaModule = new mqtt::MqttOtaModule();
((mqtt::Mqtt*)service)->addModule(mqttDiagModule);
((mqtt::Mqtt*)service)->addModule(mqttOtaModule);
if (config != nullptr)
config->onMqttCreated(*(mqtt::Mqtt*)service);
}
((mqtt::Mqtt*)service)->connect();
#if MQTT_BLINK
blinkStopWatch.save();
#endif
}
auto mqtt = (mqtt::Mqtt*)service;
if (static_cast<int>(wifi_state) >= 1 && mqtt != nullptr) {
mqtt->loop();
if (mqttOtaModule != nullptr && mqttOtaModule->isReadyToRestart()) {
mqtt->disconnect();
}
#if MQTT_BLINK
// periodically blink board led
if (blinkStopWatch.elapsed(5000)) {
#ifdef CONFIG_TARGET_NODEMCU
board_led->blink(1, 10);
#endif
blinkStopWatch.save();
}
#endif
}
#ifndef CONFIG_TARGET_ESP01
} else {
if (dnsServer != nullptr)
dnsServer->processNextRequest();
auto httpServer = (HttpServer*)service;
if (httpServer != nullptr)
httpServer->loop();
}
#endif
}
static void onWifiConnected(const WiFiEventStationModeGotIP& event) {
PRINTF("connected (%s)\n", WiFi.localIP().toString().c_str());
wifi_state = WiFiConnectionState::JUST_CONNECTED;
}
static void onWifiDisconnected(const WiFiEventStationModeDisconnected& event) {
PRINTLN("disconnected from wi-fi");
wifi_state = WiFiConnectionState::WAITING;
if (service != nullptr)
((mqtt::Mqtt*)service)->disconnect();
wifiTimer.once(2, wifiConnect);
}
}
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