#include #ifdef PLATFORM_ESP #if defined(ARDUINO_ARCH_ESP8266) #include #include #include #elif defined(ARDUINO_ARCH_ESP32) #include #include #include #endif #include "wifi.h" #include "config.h" #include "config_pins.h" #include "SimpleUpdater.h" #include "WifiStuff.h" UPDATE_WEB_SERVER server(80); SimpleUpdater updater; unsigned long last_server_handle_time = 0; String message_buffer_a; String message_buffer_b; String message_buffer_c; String message_buffer_d; void wifi_set_message_buffer(String a, String b, String c, String d) { message_buffer_a = a; message_buffer_b = b; message_buffer_c = c; message_buffer_d = d; } void handleRoot() { String message = F("\n"); message += F("Giess-o-mat\n"); message += F("\n"); message += F("

Giess-o-mat

\n"); message += F("\n

\n");
    message += F(" ----------------------\n");
    
    message += F("| ");
    message += message_buffer_a;
    for (int i = 0; i < (20 - message_buffer_a.length()); i++) {
        message += ' ';
    }
    message += F(" |\n");
    
    message += F("| ");
    message += message_buffer_b;
    for (int i = 0; i < (20 - message_buffer_b.length()); i++) {
        message += ' ';
    }
    message += F(" |\n");
    
    message += F("| ");
    message += message_buffer_c;
    for (int i = 0; i < (20 - message_buffer_c.length()); i++) {
        message += ' ';
    }
    message += F(" |\n");
    
    message += F("| ");
    message += message_buffer_d;
    for (int i = 0; i < (20 - message_buffer_d.length()); i++) {
        message += ' ';
    }
    message += F(" |\n");
    
    message += F(" ----------------------\n");
    message += F("

\n"); message += F("\n

\n"); message += F("State: "); // TODO message += F("\n

\n"); message += F("\n

\n"); message += F("Version: "); message += FIRMWARE_VERSION; message += F("\n
\n"); message += F("MAC: "); message += WiFi.macAddress(); message += F("\n

\n"); #if defined(ARDUINO_ARCH_ESP8266) message += F("\n

\n"); message += F("Reset reason: "); message += ESP.getResetReason(); message += F("\n
\n"); message += F("Free heap: "); message += String(ESP.getFreeHeap()); message += F(" ("); message += String(ESP.getHeapFragmentation()); message += F("% fragmentation)"); message += F("\n
\n"); message += F("Free sketch space: "); message += String(ESP.getFreeSketchSpace()); message += F("\n
\n"); message += F("Flash chip real size: "); message += String(ESP.getFlashChipRealSize()); if (ESP.getFlashChipSize() != ESP.getFlashChipRealSize()) { message += F("\n
\n"); message += F("WARNING: sdk chip size ("); message += (ESP.getFlashChipSize()); message += F(") does not match!"); } message += F("\n

\n"); #elif defined(ARDUINO_ARCH_ESP32) message += F("\n

\n"); message += F("Free heap: "); message += String(ESP.getFreeHeap() / 1024.0); message += F("k\n
\n"); message += F("Free sketch space: "); message += String(ESP.getFreeSketchSpace() / 1024.0); message += F("k\n
\n"); message += F("Flash chip size: "); message += String(ESP.getFlashChipSize() / 1024.0); message += F("k\n

\n"); #endif message += F("

\n"); message += F("Try /update for OTA firmware updates!\n"); message += F("

\n"); message += F("\n"); server.send(200, "text/html", message); } void wifi_setup() { // Build hostname string String hostname = "giess-o-mat"; #if defined(ARDUINO_ARCH_ESP8266) // Connect to WiFi AP Serial.println("WiFi: initializing"); WiFi.hostname(hostname); WiFi.mode(WIFI_STA); Serial.print("WiFi: connecting"); WiFi.begin(WIFI_SSID, WIFI_PW); while (WiFi.status() != WL_CONNECTED) { Serial.print("."); delay(LED_CONNECT_BLINK_INTERVAL); digitalWrite(BUILTIN_LED_PIN, !digitalRead(BUILTIN_LED_PIN)); } Serial.println(); #elif defined(ARDUINO_ARCH_ESP32) // Set hostname workaround Serial.println("WiFi: set hostname"); WiFi.config(INADDR_NONE, INADDR_NONE, INADDR_NONE); WiFi.setHostname(hostname.c_str()); // Workaround for WiFi connecting only every 2nd reset // https://github.com/espressif/arduino-esp32/issues/2501#issuecomment-513602522 Serial.println("WiFi: connection work-around"); WiFi.onEvent([](WiFiEvent_t event, WiFiEventInfo_t info) { if (info.disconnected.reason == 202) { esp_sleep_enable_timer_wakeup(10); esp_deep_sleep_start(); delay(100); } }, WiFiEvent_t::SYSTEM_EVENT_STA_DISCONNECTED); // Connect to WiFi AP Serial.println("WiFi: SSID=" WIFI_SSID); Serial.print("WiFi: connecting"); WiFi.mode(WIFI_STA); WiFi.begin(WIFI_SSID, WIFI_PW); while (WiFi.status() != WL_CONNECTED) { Serial.print("."); delay(LED_CONNECT_BLINK_INTERVAL); digitalWrite(BUILTIN_LED_PIN, !digitalRead(BUILTIN_LED_PIN)); } Serial.println(); // Set hostname workaround Serial.println("WiFi: set hostname work-around"); WiFi.setHostname(hostname.c_str()); #endif // Setup HTTP Server Serial.println("WiFi: initializing HTTP server"); MDNS.begin(hostname.c_str()); updater.setup(&server); server.on("/", handleRoot); server.begin(); MDNS.addService("http", "tcp", 80); Serial.println("WiFi: setup done"); } void wifi_run() { if ((millis() - last_server_handle_time) >= SERVER_HANDLE_INTERVAL) { last_server_handle_time = millis(); server.handleClient(); #ifdef ARDUINO_ARCH_ESP8266 MDNS.update(); #endif // ARDUINO_ARCH_ESP8266 } // reset ESP every 6h to be safe if (millis() >= (6 * 60 * 60 * 1000)) { ESP.restart(); } } #endif // PLATFORM_ESP