docs: update changelog and header for version v1.5.12-beta16

- Removed unused function for getting current date in ISO8601 format.
- Updated JSON key names in filament and spool creation to use shorter identifiers.
- Enhanced NFC interface reset procedure with detailed logging and retry mechanisms.
- Improved stability checks after write operations to ensure NFC interface readiness.
- Added comprehensive error handling and diagnostics for NFC read/write operations.
- Streamlined the quick spool ID check to optimize performance and reliability.

CHANGELOG.md

@@ -1,5 +1,81 @@
 # Changelog
 
+## [1.5.12-beta16] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta16
+- Refactor NFC interface handling and improve error diagnostics
+
+
+## [1.5.12-beta15] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta15
+- enhance NFC write operation diagnostics and improve error handling
+- enhance NFC write operation handling and prevent tag operations during write
+
+
+## [1.5.12-beta14] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta14
+- optimize JSON payload structure and enhance NFC tag validation process
+
+
+## [1.5.12-beta13] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta13
+- reorganize clearUserDataArea function for improved clarity and safety
+
+
+## [1.5.12-beta12] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta12
+
+### Fixed
+- reset NFC state on API send failure to allow retry
+- update createdFilamentId reset value to 65535 for better task handling
+- update createdVendorId reset value to 65535 for improved API handling
+
+
+## [1.5.12-beta11] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta11
+
+### Fixed
+- update spoolman ID reset values to 65535 for better API response detection
+
+
+## [1.5.12-beta10] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta10
+- streamline task creation in checkVendor and checkFilament functions
+
+
+## [1.5.12-beta9] - 2025-08-29
+### Added
+- update vendor and filament ID handling to use NULL and add delays for stability
+
+### Changed
+- update platformio.ini for beta version v1.5.12-beta9
+
+
+## [1.5.12-beta8] - 2025-08-29
+### Added
+- add delay to ensure proper setting of vendor and filament IDs after API state changes
+
+### Changed
+- update platformio.ini for beta version v1.5.12-beta8
+
+### Fixed
+- correct color_hex key usage and comment out unused date fields in spool creation
+
+
+## [1.5.12-beta7] - 2025-08-29
+### Changed
+- update platformio.ini for beta version v1.5.12-beta7
+
+### Fixed
+- improve API state handling and vendor name formatting
+
+
 ## [1.5.12-beta6] - 2025-08-29
 ### Changed
 - update platformio.ini for beta version v1.5.12-beta6

platformio.ini

@@ -9,7 +9,7 @@
 ; https://docs.platformio.org/page/projectconf.html
 
 [common]
-version = "1.5.12-beta6"
+version = "1.5.12-beta16"
 to_old_version = "1.5.0"
 
 ##

src/api.cpp

@@ -5,21 +5,10 @@
 #include <Preferences.h>
 #include "debug.h"
 #include "scale.h"
+#include "nfc.h"
 #include <time.h>
 volatile spoolmanApiStateType spoolmanApiState = API_IDLE;
 
-// Returns current date and time in ISO8601 format
-String getCurrentDateISO8601() {
-    struct tm timeinfo;
-    if(!getLocalTime(&timeinfo)) {
-        Serial.println("Failed to obtain time");
-        return "1970-01-01T00:00:00Z";
-    }
-    char timeStringBuff[25];
-    strftime(timeStringBuff, sizeof(timeStringBuff), "%Y-%m-%dT%H:%M:%SZ", &timeinfo);
-    return String(timeStringBuff);
-}
-
 //bool spoolman_connected = false;
 String spoolmanUrl = "";
 bool octoEnabled = false;
@@ -121,7 +110,7 @@ void sendToApi(void *parameter) {
 
     // Wait until API is IDLE
     while(spoolmanApiState != API_IDLE){
-        Serial.println("Waiting!");
+        vTaskDelay(100 / portTICK_PERIOD_MS);
         yield();
     }
     spoolmanApiState = API_TRANSMITTING;
@@ -151,7 +140,7 @@ void sendToApi(void *parameter) {
     else httpCode = http.PUT(updatePayload);
 
     if (httpCode == HTTP_CODE_OK) {
-        Serial.println("Spoolman erfolgreich aktualisiert");
+        Serial.println("Spoolman Abfrage erfolgreich");
 
         // Restgewicht der Spule auslesen
         String payload = http.getString();
@@ -345,9 +334,8 @@ void sendToApi(void *parameter) {
             break;
         }
         Serial.println("Fehler beim Senden an Spoolman! HTTP Code: " + String(httpCode));
-
-        // TBD: really required?
         vTaskDelay(2000 / portTICK_PERIOD_MS);
+        nfcReaderState = NFC_IDLE; // Reset NFC state to allow retry
     }
 
     http.end();
@@ -617,7 +605,7 @@ uint16_t createVendor(String vendor) {
     // Create new vendor in Spoolman database using task system
     // Note: Due to async nature, the ID will be stored in createdVendorId global variable
     // Note: This function assumes that the caller has already ensured API is IDLE
-    createdVendorId = 0; // Reset previous value
+    createdVendorId = 65535; // Reset previous value
     
     String spoolsUrl = spoolmanUrl + apiUrl + "/vendor";
     Serial.print("Create vendor with URL: ");
@@ -627,7 +615,6 @@ uint16_t createVendor(String vendor) {
     JsonDocument vendorDoc;
     vendorDoc["name"] = vendor;
     vendorDoc["comment"] = "automatically generated";
-    vendorDoc["empty_spool_weight"] = 180;
     vendorDoc["external_id"] = vendor;
 
     String vendorPayload;
@@ -667,8 +654,8 @@ uint16_t createVendor(String vendor) {
     
     // Wait for task completion and return the created vendor ID
     // Note: createdVendorId will be set by sendToApi when response is received
-    while(spoolmanApiState != API_IDLE) {
-        vTaskDelay(100 / portTICK_PERIOD_MS);
+    while(createdVendorId == 65535) {
+        vTaskDelay(50 / portTICK_PERIOD_MS);
     }
     
     return createdVendorId;
@@ -676,9 +663,12 @@ uint16_t createVendor(String vendor) {
 
 uint16_t checkVendor(String vendor) {
     // Check if vendor exists using task system
-    foundVendorId = 0; // Reset previous value
+    foundVendorId = 65535; // Reset to invalid value to detect when API response is received
     
-    String spoolsUrl = spoolmanUrl + apiUrl + "/vendor?name=" + vendor;
+    String vendorName = vendor;
+    vendorName.trim();
+    vendorName.replace(" ", "+");
+    String spoolsUrl = spoolmanUrl + apiUrl + "/vendor?name=" + vendorName;
     Serial.print("Check vendor with URL: ");
     Serial.println(spoolsUrl);
 
@@ -693,7 +683,11 @@ uint16_t checkVendor(String vendor) {
     params->updatePayload = ""; // Empty for GET request
 
     // Check if API is idle before creating task
-    if(spoolmanApiState == API_IDLE){
+    while (spoolmanApiState != API_IDLE)
+    {
+        vTaskDelay(100 / portTICK_PERIOD_MS);
+    }
+    
     // Erstelle die Task
     BaseType_t result = xTaskCreate(
         sendToApi,                // Task-Funktion
@@ -703,15 +697,11 @@ uint16_t checkVendor(String vendor) {
         0,                        // Priorität
         NULL                      // Task-Handle (nicht benötigt)
     );
-    } else {
-        Serial.println("Not spawning new task, API still active!");
-        delete params;
-        return 0;
-    }
     
-    // Wait for task completion
-    while(spoolmanApiState != API_IDLE) {
-        vTaskDelay(100 / portTICK_PERIOD_MS);
+    // Wait until foundVendorId is updated by the API response (not 65535 anymore)
+    while (foundVendorId == 65535)
+    {
+        vTaskDelay(50 / portTICK_PERIOD_MS);
     }
 
     // Check if vendor was found
@@ -737,7 +727,7 @@ uint16_t createFilament(uint16_t vendorId, const JsonDocument& payload) {
     // Create new filament in Spoolman database using task system
     // Note: Due to async nature, the ID will be stored in createdFilamentId global variable
     // Note: This function assumes that the caller has already ensured API is IDLE
-    createdFilamentId = 0; // Reset previous value
+    createdFilamentId = 65535; // Reset previous value
     
     String spoolsUrl = spoolmanUrl + apiUrl + "/filament";
     Serial.print("Create filament with URL: ");
@@ -745,34 +735,34 @@ uint16_t createFilament(uint16_t vendorId, const JsonDocument& payload) {
 
     // Create JSON payload for filament creation
     JsonDocument filamentDoc;
-    filamentDoc["name"] = payload["name"].as<String>();
+    filamentDoc["name"] = payload["cn"].as<String>();
     filamentDoc["vendor_id"] = String(vendorId);
-    filamentDoc["material"] = payload["type"].as<String>();
-    filamentDoc["density"] = (payload["density"].is<String>() && payload["density"].as<String>().length() > 0) ? payload["density"].as<String>() : "1.24";
-    filamentDoc["diameter"] = (payload["diameter"].is<String>() && payload["diameter"].as<String>().length() > 0) ? payload["diameter"].as<String>() : "1.75";
-    filamentDoc["weight"] = payload["weight"].as<String>();
-    filamentDoc["spool_weight"] = payload["spool_weight"].as<String>();
-    filamentDoc["article_number"] = payload["artnr"].as<String>();
-    filamentDoc["extruder_temp"] = payload["extruder_temp"].is<String>() ? payload["extruder_temp"].as<String>() : "";
-    filamentDoc["bed_temp"] = payload["bed_temp"].is<String>() ? payload["bed_temp"].as<String>() : "";
+    filamentDoc["material"] = payload["t"].as<String>();
+    filamentDoc["density"] = (payload["de"].is<String>() && payload["de"].as<String>().length() > 0) ? payload["de"].as<String>() : "1.24";
+    filamentDoc["diameter"] = (payload["di"].is<String>() && payload["di"].as<String>().length() > 0) ? payload["di"].as<String>() : "1.75";
+    filamentDoc["weight"] = String(weight);
+    filamentDoc["spool_weight"] = payload["sw"].as<String>();
+    filamentDoc["article_number"] = payload["an"].as<String>();
+    filamentDoc["settings_extruder_temp"] = payload["et"].is<String>() ? payload["et"].as<String>() : "";
+    filamentDoc["settings_bed_temp"] = payload["bt"].is<String>() ? payload["bt"].as<String>() : "";
 
-    if (payload["artnr"].is<String>())
+    if (payload["an"].is<String>())
     {
-        filamentDoc["external_id"] = payload["artnr"].as<String>();
-        filamentDoc["comment"] = payload["url"].is<String>() ? payload["url"].as<String>() + payload["artnr"].as<String>() : "automatically generated";
+        filamentDoc["external_id"] = payload["an"].as<String>();
+        filamentDoc["comment"] = payload["u"].is<String>() ? payload["u"].as<String>() + payload["an"].as<String>() : "automatically generated";
     }
     else
     {
-        filamentDoc["comment"] = payload["url"].is<String>() ? payload["url"].as<String>() : "automatically generated";
+        filamentDoc["comment"] = payload["u"].is<String>() ? payload["u"].as<String>() : "automatically generated";
     }
 
-    if (payload["multi_color_hexes"].is<String>()) {
-        filamentDoc["multi_color_hexes"] = payload["multi_color_hexes"].as<String>();
-        filamentDoc["multi_color_direction"] = payload["multi_color_direction"].is<String>() ? payload["multi_color_direction"].as<String>() : "";
+    if (payload["mc"].is<String>()) {
+        filamentDoc["multi_color_hexes"] = payload["mc"].as<String>();
+        filamentDoc["multi_color_direction"] = payload["mcd"].is<String>() ? payload["mcd"].as<String>() : "";
     }
     else
     {
-        filamentDoc["color_hex"] = (payload["color"].is<String>() && payload["color"].as<String>().length() >= 6) ? payload["color"].as<String>() : "FFFFFF";
+        filamentDoc["color_hex"] = (payload["c"].is<String>() && payload["c"].as<String>().length() >= 6) ? payload["c"].as<String>() : "FFFFFF";
     }
 
     String filamentPayload;
@@ -812,8 +802,8 @@ uint16_t createFilament(uint16_t vendorId, const JsonDocument& payload) {
     
     // Wait for task completion and return the created filament ID
     // Note: createdFilamentId will be set by sendToApi when response is received
-    while(spoolmanApiState != API_IDLE) {
-        vTaskDelay(100 / portTICK_PERIOD_MS);
+    while(createdFilamentId == 65535) {
+        vTaskDelay(50 / portTICK_PERIOD_MS);
     }
     
     return createdFilamentId;
@@ -821,7 +811,7 @@ uint16_t createFilament(uint16_t vendorId, const JsonDocument& payload) {
 
 uint16_t checkFilament(uint16_t vendorId, const JsonDocument& payload) {
     // Check if filament exists using task system
-    foundFilamentId = 0; // Reset previous value
+    foundFilamentId = 65535; // Reset to invalid value to detect when API response is received
 
     String spoolsUrl = spoolmanUrl + apiUrl + "/filament?vendor.id=" + String(vendorId) + "&external_id=" + String(payload["artnr"].as<String>());
     Serial.print("Check filament with URL: ");
@@ -837,8 +827,6 @@ uint16_t checkFilament(uint16_t vendorId, const JsonDocument& payload) {
     params->spoolsUrl = spoolsUrl;
     params->updatePayload = ""; // Empty for GET request
 
-    // Check if API is idle before creating task
-    if(spoolmanApiState == API_IDLE){
      // Erstelle die Task
     BaseType_t result = xTaskCreate(
         sendToApi,                // Task-Funktion
@@ -848,15 +836,10 @@ uint16_t checkFilament(uint16_t vendorId, const JsonDocument& payload) {
         0,                        // Priorität
         NULL                      // Task-Handle (nicht benötigt)
     );
-    } else {
-        Serial.println("Not spawning new task, API still active!");
-        delete params;
-        return 0;
-    }
     
-    // Wait for task completion
-    while(spoolmanApiState != API_IDLE) {
-        vTaskDelay(100 / portTICK_PERIOD_MS);
+    // Wait until foundFilamentId is updated by the API response (not 65535 anymore)
+    while (foundFilamentId == 65535) {
+        vTaskDelay(50 / portTICK_PERIOD_MS);
     }
 
     // Check if filament was found
@@ -882,23 +865,19 @@ uint16_t createSpool(uint16_t vendorId, uint16_t filamentId, JsonDocument& paylo
     // Create new spool in Spoolman database using task system
     // Note: Due to async nature, the ID will be stored in createdSpoolId global variable
     // Note: This function assumes that the caller has already ensured API is IDLE
-    createdSpoolId = 0; // Reset previous value
+    createdSpoolId = 65535; // Reset to invalid value to detect when API response is received
     
     String spoolsUrl = spoolmanUrl + apiUrl + "/spool";
     Serial.print("Create spool with URL: ");
     Serial.println(spoolsUrl);
-    String currentDate = getCurrentDateISO8601();
 
     // Create JSON payload for spool creation
     JsonDocument spoolDoc;
-    spoolDoc["first_used"] = String(currentDate);
-    spoolDoc["last_used"] = String(currentDate);
     spoolDoc["filament_id"] = String(filamentId);
-    spoolDoc["initial_weight"] = weight > 10 ? String(weight) : "1000";
-    spoolDoc["spool_weight"] = (payload["spool_weight"].is<String>() && payload["spool_weight"].as<String>().length() > 0) ? payload["spool_weight"].as<String>() : "180";
-    spoolDoc["remaining_weight"] = (payload["weight"].is<String>() && payload["weight"].as<String>().length() > 0) ? payload["weight"].as<String>() : "1000";
-    spoolDoc["used_weight"] = "0";
-    spoolDoc["lot_nr"] = (payload["lotnr"].is<String>() && payload["lotnr"].as<String>().length() > 0) ? payload["lotnr"].as<String>() : "";
+    spoolDoc["initial_weight"] = weight > 10 ? String(weight - payload["sw"].as<int>()) : "1000";
+    spoolDoc["spool_weight"] = (payload["sw"].is<String>() && payload["sw"].as<String>().length() > 0) ? payload["sw"].as<String>() : "180";
+    spoolDoc["remaining_weight"] = spoolDoc["initial_weight"];
+    spoolDoc["lot_nr"] = (payload["an"].is<String>() && payload["an"].as<String>().length() > 0) ? payload["an"].as<String>() : "";
     spoolDoc["comment"] = "automatically generated";
     spoolDoc["extra"]["nfc_id"] = "\"" + uidString + "\"";
 
@@ -937,16 +916,36 @@ uint16_t createSpool(uint16_t vendorId, uint16_t filamentId, JsonDocument& paylo
     
     // Wait for task completion and return the created spool ID
     // Note: createdSpoolId will be set by sendToApi when response is received
-    while(spoolmanApiState != API_IDLE) {
-        vTaskDelay(100 / portTICK_PERIOD_MS);
+    while(createdSpoolId == 65535) {
+        vTaskDelay(50 / portTICK_PERIOD_MS);
     }
 
     // Write data to tag with startWriteJsonToTag
     // void startWriteJsonToTag(const bool isSpoolTag, const char* payload);
-    payload["sm_id"].set(String(createdSpoolId));
+    
+    // Create optimized JSON structure with sm_id at the beginning for fast-path detection
+    JsonDocument optimizedPayload;
+    optimizedPayload["sm_id"] = String(createdSpoolId);  // Place sm_id first for fast scanning
+    optimizedPayload["b"] = payload["b"].as<String>();
+    optimizedPayload["cn"] = payload["an"].as<String>();
+    
+    // Copy all other fields from original payload (excluding sm_id if it exists)
+    //for (JsonPair kv : payload.as<JsonObject>()) {
+    //    if (strcmp(kv.key().c_str(), "sm_id") != 0) {  // Skip sm_id to avoid duplication
+    //        optimizedPayload[kv.key()] = kv.value();
+    //    }
+    //}
     
     String payloadString;
-    serializeJson(payload, payloadString);
+    serializeJson(optimizedPayload, payloadString);
+    
+    Serial.println("Optimized JSON with sm_id first:");
+    Serial.println(payloadString);
+    
+    optimizedPayload.clear();
+    
+    nfcReaderState = NFC_IDLE;
+    vTaskDelay(50 / portTICK_PERIOD_MS);
     startWriteJsonToTag(true, payloadString.c_str());
 
     return createdSpoolId;

src/nfc.h

@@ -16,6 +16,7 @@ typedef enum{
 void startNfc();
 void scanRfidTask(void * parameter);
 void startWriteJsonToTag(const bool isSpoolTag, const char* payload);
+bool quickSpoolIdCheck(String uidString);
 
 extern TaskHandle_t RfidReaderTask;
 extern String nfcJsonData;
@@ -23,6 +24,7 @@ extern String activeSpoolId;
 extern String lastSpoolId;
 extern volatile nfcReaderStateType nfcReaderState;
 extern volatile bool pauseBambuMqttTask;
+extern volatile bool nfcWriteInProgress;
 extern bool tagProcessed;
 
 

src/scale.cpp

@@ -49,8 +49,7 @@ void scale_loop(void * parameter) {
   Serial.println("++++++++++++++++++++++++++++++");
 
   vTaskDelay(pdMS_TO_TICKS(500));
-  scale.tare();
-  vTaskDelay(pdMS_TO_TICKS(500));
+  scale_tare_counter = 10; // damit beim Starten der Waage automatisch getart wird
   
   for(;;) {
     if (scale.is_ready())