fix: add debounce handling for TTP223 touch sensor

Fix memory leak issue in HTTPClient

CHANGELOG.md

@@ -1,5 +1,25 @@
 # Changelog
 
+## [1.4.9] - 2025-03-29
+### Changed
+- update platformio.ini for version v1.4.9
+
+### Fixed
+- enhance HTTP method handling in sendToApi function
+
+
+## [1.4.8] - 2025-03-29
+### Changed
+- update platformio.ini for version v1.4.8
+- Merge pull request #30 from janecker/main
+- Merge branch 'testing' into main
+
+### Fixed
+- improve HTTP client configuration and clear update documents after API calls
+- Fixes memory leak in HTTPClient by disabling connection reuse
+- update reload logic after removing and saving Bambu credentials for better cache handling
+
+
 ## [1.4.7] - 2025-03-27
 ### Added
 - add forced cache refresh after removing and saving Bambu credentials

html/spoolman.html

@@ -70,8 +70,8 @@
                         document.getElementById('bambuStatusMessage').innerText = 'Bambu Credentials removed!';
                         // Reload with forced cache refresh after short delay
                         setTimeout(() => {
-                            window.location.replace('/');
+                            window.location.reload(true);
-                            location.reload(true);
+                            window.location.href = '/';
                         }, 1500);
                     } else {
                         document.getElementById('bambuStatusMessage').innerText = 'Error while removing Bambu Credentials.';
@@ -116,8 +116,8 @@
                         document.getElementById('bambuStatusMessage').innerText = 'Bambu Credentials saved!';
                         // Reload with forced cache refresh after short delay
                         setTimeout(() => {
-                            window.location.replace('/');
+                            window.location.reload(true);
-                            location.reload(true);
+                            window.location.href = '/';
                         }, 1500);
                     } else {
                         document.getElementById('bambuStatusMessage').innerText = 'Error while saving Bambu Credentials.';

platformio.ini

@@ -9,7 +9,7 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [common]
-version = "1.4.7"
+version = "1.4.9"
 to_old_version = "1.4.0"
 
 ##

src/api.cpp

@@ -94,13 +94,16 @@ void sendToApi(void *parameter) {
     String octoToken = params->octoToken;    
 
     HTTPClient http;
+    http.setReuse(false);
+
     http.begin(spoolsUrl);
     http.addHeader("Content-Type", "application/json");
     if (octoEnabled && octoToken != "") http.addHeader("X-Api-Key", octoToken);
 
-    int httpCode = http.PUT(updatePayload);
+    int httpCode;
     if (httpType == "PATCH") httpCode = http.PATCH(updatePayload);
-    if (httpType == "POST") httpCode = http.POST(updatePayload);
+    else if (httpType == "POST") httpCode = http.POST(updatePayload);
+    else httpCode = http.PUT(updatePayload);
 
     if (httpCode == HTTP_CODE_OK) {
         Serial.println("Spoolman erfolgreich aktualisiert");
@@ -111,6 +114,7 @@ void sendToApi(void *parameter) {
     }
 
     http.end();
+    vTaskDelay(50 / portTICK_PERIOD_MS);
 
     // Speicher freigeben
     delete params;
@@ -165,6 +169,8 @@ bool updateSpoolTagId(String uidString, const char* payload) {
         NULL                      // Task-Handle (nicht benötigt)
     );
 
+    updateDoc.clear();
+
     return true;
 }
 
@@ -201,6 +207,8 @@ uint8_t updateSpoolWeight(String spoolId, uint16_t weight) {
         NULL                      // Task-Handle (nicht benötigt)
     );
 
+    updateDoc.clear();
+
     return 1;
 }
 
@@ -238,6 +246,8 @@ bool updateSpoolOcto(int spoolId) {
         NULL                      // Task-Handle (nicht benötigt)
     );
 
+    updateDoc.clear();
+
     return true;
 }
 

src/config.cpp

@@ -19,6 +19,12 @@ const uint16_t SCALE_LEVEL_WEIGHT = 500;
 uint16_t defaultScaleCalibrationValue = 430;
 // ***** HX711
 
+// ***** TTP223 (Touch Sensor)
+// TTP223 circuit wiring
+const uint8_t TTP223_PIN = 15;
+// ***** TTP223
+
+
 // ***** Display
 // Declaration for an SSD1306 display connected to I2C (SDA, SCL pins)
 // On an ESP32:   21(SDA),  22(SCL)

src/config.h

@@ -11,6 +11,8 @@ extern const uint8_t LOADCELL_SCK_PIN;
 extern const uint8_t calVal_eepromAdress;
 extern const uint16_t SCALE_LEVEL_WEIGHT;
 
+extern const uint8_t TTP223_PIN;
+
 extern const int8_t OLED_RESET;
 extern const uint8_t SCREEN_ADDRESS;
 extern const uint8_t SCREEN_WIDTH;

src/main.cpp

@@ -39,7 +39,6 @@ void setup() {
   setupWebserver(server);
 
   // Spoolman API
-  // api.cpp
   initSpoolman();
 
   // Bambu MQTT
@@ -48,6 +47,7 @@ void setup() {
   // NFC Reader
   startNfc();
 
+  // Scale
   start_scale();
 
   // WDT initialisieren mit 10 Sekunden Timeout
@@ -56,6 +56,9 @@ void setup() {
 
   // Aktuellen Task (loopTask) zum Watchdog hinzufügen
   esp_task_wdt_add(NULL);
+
+  // Touch Sensor
+  pinMode(TTP223_PIN, INPUT_PULLUP);
 }
 
 
@@ -84,13 +87,25 @@ uint8_t autoAmsCounter = 0;
 uint8_t weightSend = 0;
 int16_t lastWeight = 0;
 
+// WIFI check variables
 unsigned long lastWifiCheckTime = 0;
 const unsigned long wifiCheckInterval = 60000; // Überprüfe alle 60 Sekunden (60000 ms)
 
+// Button debounce variables
+unsigned long lastButtonPress = 0;
+const unsigned long debounceDelay = 500; // 500 ms debounce delay
+
 // ##### PROGRAM START #####
 void loop() {
   unsigned long currentMillis = millis();
 
+  // Überprüfe den Status des Touch Sensors
+  if (digitalRead(TTP223_PIN) == LOW && currentMillis - lastButtonPress > debounceDelay) 
+  {
+    lastButtonPress = currentMillis;
+    scaleTareRequest = true;
+  }
+
   // Überprüfe regelmäßig die WLAN-Verbindung
   if (intervalElapsed(currentMillis, lastWifiCheckTime, wifiCheckInterval)) 
   {
@@ -158,25 +173,6 @@ void loop() {
   {
     lastWeightReadTime = currentMillis;
 
-    // Prüfen ob die Waage korrekt genullt ist
-    if ((weight > 0 && weight < 5) || weight < -1)
-    {
-      if(scaleTareCounter < 5)
-      {
-        scaleTareCounter++;
-      }
-      else
-      {
-        scaleTareRequest = true;
-        scaleTareCounter = 0;
-      }
-      
-    }
-    else
-    {
-      scaleTareCounter = 0;
-    }
-
     // Prüfen ob das Gewicht gleich bleibt und dann senden
     if (weight == lastWeight && weight > 5)
     {