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Introduces periodic Spoolman Healthcheck

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Introduces a spoolman healthcheck that is executed every 60 seconds. Also fixes a bug with the periodic wifi update.
This commit is contained in:
Jan Philipp Ecker
2025-08-08 18:00:25 +02:00
parent 5509d98969
commit 4706152022
5 changed files with 249 additions and 215 deletions
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395
src/api.cpp
View File

@@ -5,7 +5,7 @@
#include <Preferences.h> #include <Preferences.h>
#include "debug.h" #include "debug.h"
volatile spoolmanApiStateType spoolmanApiState = API_INIT; volatile spoolmanApiStateType spoolmanApiState = API_IDLE;
//bool spoolman_connected = false; //bool spoolman_connected = false;
String spoolmanUrl = ""; String spoolmanUrl = "";
bool octoEnabled = false; bool octoEnabled = false;
@@ -14,6 +14,8 @@ String octoUrl = "";
String octoToken = ""; String octoToken = "";
uint16_t remainingWeight = 0; uint16_t remainingWeight = 0;
bool spoolmanConnected = false; bool spoolmanConnected = false;
bool spoolmanExtraFieldsChecked = false;
TaskHandle_t* apiTask;
struct SendToApiParams { struct SendToApiParams {
SpoolmanApiRequestType requestType; SpoolmanApiRequestType requestType;
@@ -94,6 +96,11 @@ JsonDocument fetchSingleSpoolInfo(int spoolId) {
void sendToApi(void *parameter) { void sendToApi(void *parameter) {
HEAP_DEBUG_MESSAGE("sendToApi begin"); HEAP_DEBUG_MESSAGE("sendToApi begin");
// Wait until API is IDLE
while(spoolmanApiState != API_IDLE){
Serial.println("Waiting!");
yield();
}
spoolmanApiState = API_TRANSMITTING; spoolmanApiState = API_TRANSMITTING;
SendToApiParams* params = (SendToApiParams*)parameter; SendToApiParams* params = (SendToApiParams*)parameter;
@@ -236,7 +243,7 @@ bool updateSpoolTagId(String uidString, const char* payload) {
6144, // Stackgröße in Bytes 6144, // Stackgröße in Bytes
(void*)params, // Parameter (void*)params, // Parameter
0, // Priorität 0, // Priorität
NULL // Task-Handle (nicht benötigt) apiTask // Task-Handle (nicht benötigt)
); );
updateDoc.clear(); updateDoc.clear();
@@ -282,7 +289,7 @@ uint8_t updateSpoolWeight(String spoolId, uint16_t weight) {
6144, // Stackgröße in Bytes 6144, // Stackgröße in Bytes
(void*)params, // Parameter (void*)params, // Parameter
0, // Priorität 0, // Priorität
NULL // Task-Handle (nicht benötigt) apiTask // Task-Handle (nicht benötigt)
); );
updateDoc.clear(); updateDoc.clear();
@@ -319,17 +326,17 @@ uint8_t updateSpoolLocation(String spoolId, String location){
params->spoolsUrl = spoolsUrl; params->spoolsUrl = spoolsUrl;
params->updatePayload = updatePayload; params->updatePayload = updatePayload;
if(spoolmanApiState == API_IDLE){
// Erstelle die Task
BaseType_t result = xTaskCreate(
sendToApi, // Task-Funktion
"SendToApiTask", // Task-Name
6144, // Stackgröße in Bytes
(void*)params, // Parameter
0, // Priorität
NULL // Task-Handle (nicht benötigt)
);
if(apiTask == nullptr){
// Erstelle die Task
BaseType_t result = xTaskCreate(
sendToApi, // Task-Funktion
"SendToApiTask", // Task-Name
6144, // Stackgröße in Bytes
(void*)params, // Parameter
0, // Priorität
apiTask // Task-Handle
);
}else{ }else{
Serial.println("Not spawning new task, API still active!"); Serial.println("Not spawning new task, API still active!");
} }
@@ -374,7 +381,7 @@ bool updateSpoolOcto(int spoolId) {
6144, // Stackgröße in Bytes 6144, // Stackgröße in Bytes
(void*)params, // Parameter (void*)params, // Parameter
0, // Priorität 0, // Priorität
NULL // Task-Handle (nicht benötigt) apiTask // Task-Handle (nicht benötigt)
); );
updateDoc.clear(); updateDoc.clear();
@@ -427,7 +434,7 @@ bool updateSpoolBambuData(String payload) {
6144, // Stackgröße in Bytes 6144, // Stackgröße in Bytes
(void*)params, // Parameter (void*)params, // Parameter
0, // Priorität 0, // Priorität
NULL // Task-Handle (nicht benötigt) apiTask // Task-Handle (nicht benötigt)
); );
return true; return true;
@@ -435,198 +442,222 @@ bool updateSpoolBambuData(String payload) {
// #### Spoolman init // #### Spoolman init
bool checkSpoolmanExtraFields() { bool checkSpoolmanExtraFields() {
HTTPClient http; // Only check extra fields if they have not been checked before
String checkUrls[] = { if(!spoolmanExtraFieldsChecked){
spoolmanUrl + apiUrl + "/field/spool", HTTPClient http;
spoolmanUrl + apiUrl + "/field/filament" String checkUrls[] = {
}; spoolmanUrl + apiUrl + "/field/spool",
spoolmanUrl + apiUrl + "/field/filament"
};
String spoolExtra[] = { String spoolExtra[] = {
"nfc_id" "nfc_id"
}; };
String filamentExtra[] = { String filamentExtra[] = {
"nozzle_temperature", "nozzle_temperature",
"price_meter", "price_meter",
"price_gramm", "price_gramm",
"bambu_setting_id", "bambu_setting_id",
"bambu_cali_id", "bambu_cali_id",
"bambu_idx", "bambu_idx",
"bambu_k", "bambu_k",
"bambu_flow_ratio", "bambu_flow_ratio",
"bambu_max_volspeed" "bambu_max_volspeed"
}; };
String spoolExtraFields[] = { String spoolExtraFields[] = {
"{\"name\": \"NFC ID\"," "{\"name\": \"NFC ID\","
"\"key\": \"nfc_id\"," "\"key\": \"nfc_id\","
"\"field_type\": \"text\"}" "\"field_type\": \"text\"}"
}; };
String filamentExtraFields[] = { String filamentExtraFields[] = {
"{\"name\": \"Nozzle Temp\"," "{\"name\": \"Nozzle Temp\","
"\"unit\": \"°C\"," "\"unit\": \"°C\","
"\"field_type\": \"integer_range\"," "\"field_type\": \"integer_range\","
"\"default_value\": \"[190,230]\"," "\"default_value\": \"[190,230]\","
"\"key\": \"nozzle_temperature\"}", "\"key\": \"nozzle_temperature\"}",
"{\"name\": \"Price/m\"," "{\"name\": \"Price/m\","
"\"unit\": \"€\"," "\"unit\": \"€\","
"\"field_type\": \"float\"," "\"field_type\": \"float\","
"\"key\": \"price_meter\"}", "\"key\": \"price_meter\"}",
"{\"name\": \"Price/g\","
"\"unit\": \"€\","
"\"field_type\": \"float\","
"\"key\": \"price_gramm\"}",
"{\"name\": \"Bambu Setting ID\","
"\"field_type\": \"text\","
"\"key\": \"bambu_setting_id\"}",
"{\"name\": \"Bambu Cali ID\","
"\"field_type\": \"text\","
"\"key\": \"bambu_cali_id\"}",
"{\"name\": \"Bambu Filament IDX\","
"\"field_type\": \"text\","
"\"key\": \"bambu_idx\"}",
"{\"name\": \"Bambu k\","
"\"field_type\": \"float\","
"\"key\": \"bambu_k\"}",
"{\"name\": \"Bambu Flow Ratio\","
"\"field_type\": \"float\","
"\"key\": \"bambu_flow_ratio\"}",
"{\"name\": \"Bambu Max Vol. Speed\","
"\"unit\": \"mm3/s\","
"\"field_type\": \"integer\","
"\"default_value\": \"12\","
"\"key\": \"bambu_max_volspeed\"}"
};
Serial.println("Überprüfe Extrafelder...");
int urlLength = sizeof(checkUrls) / sizeof(checkUrls[0]);
for (uint8_t i = 0; i < urlLength; i++) {
Serial.println();
Serial.println("-------- Prüfe Felder für "+checkUrls[i]+" --------");
http.begin(checkUrls[i]);
int httpCode = http.GET();
"{\"name\": \"Price/g\"," if (httpCode == HTTP_CODE_OK) {
"\"unit\": \"€\"," String payload = http.getString();
"\"field_type\": \"float\"," JsonDocument doc;
"\"key\": \"price_gramm\"}", DeserializationError error = deserializeJson(doc, payload);
if (!error) {
String* extraFields;
String* extraFieldData;
u16_t extraLength;
"{\"name\": \"Bambu Setting ID\"," if (i == 0) {
"\"field_type\": \"text\"," extraFields = spoolExtra;
"\"key\": \"bambu_setting_id\"}", extraFieldData = spoolExtraFields;
extraLength = sizeof(spoolExtra) / sizeof(spoolExtra[0]);
"{\"name\": \"Bambu Cali ID\"," } else {
"\"field_type\": \"text\"," extraFields = filamentExtra;
"\"key\": \"bambu_cali_id\"}", extraFieldData = filamentExtraFields;
extraLength = sizeof(filamentExtra) / sizeof(filamentExtra[0]);
"{\"name\": \"Bambu Filament IDX\","
"\"field_type\": \"text\","
"\"key\": \"bambu_idx\"}",
"{\"name\": \"Bambu k\","
"\"field_type\": \"float\","
"\"key\": \"bambu_k\"}",
"{\"name\": \"Bambu Flow Ratio\","
"\"field_type\": \"float\","
"\"key\": \"bambu_flow_ratio\"}",
"{\"name\": \"Bambu Max Vol. Speed\","
"\"unit\": \"mm3/s\","
"\"field_type\": \"integer\","
"\"default_value\": \"12\","
"\"key\": \"bambu_max_volspeed\"}"
};
Serial.println("Überprüfe Extrafelder...");
int urlLength = sizeof(checkUrls) / sizeof(checkUrls[0]);
for (uint8_t i = 0; i < urlLength; i++) {
Serial.println();
Serial.println("-------- Prüfe Felder für "+checkUrls[i]+" --------");
http.begin(checkUrls[i]);
int httpCode = http.GET();
if (httpCode == HTTP_CODE_OK) {
String payload = http.getString();
JsonDocument doc;
DeserializationError error = deserializeJson(doc, payload);
if (!error) {
String* extraFields;
String* extraFieldData;
u16_t extraLength;
if (i == 0) {
extraFields = spoolExtra;
extraFieldData = spoolExtraFields;
extraLength = sizeof(spoolExtra) / sizeof(spoolExtra[0]);
} else {
extraFields = filamentExtra;
extraFieldData = filamentExtraFields;
extraLength = sizeof(filamentExtra) / sizeof(filamentExtra[0]);
}
for (uint8_t s = 0; s < extraLength; s++) {
bool found = false;
for (JsonObject field : doc.as<JsonArray>()) {
if (field["key"].is<String>() && field["key"] == extraFields[s]) {
Serial.println("Feld gefunden: " + extraFields[s]);
found = true;
break;
}
} }
if (!found) {
Serial.println("Feld nicht gefunden: " + extraFields[s]);
// Extrafeld hinzufügen for (uint8_t s = 0; s < extraLength; s++) {
http.begin(checkUrls[i] + "/" + extraFields[s]); bool found = false;
http.addHeader("Content-Type", "application/json"); for (JsonObject field : doc.as<JsonArray>()) {
int httpCode = http.POST(extraFieldData[s]); if (field["key"].is<String>() && field["key"] == extraFields[s]) {
Serial.println("Feld gefunden: " + extraFields[s]);
found = true;
break;
}
}
if (!found) {
Serial.println("Feld nicht gefunden: " + extraFields[s]);
if (httpCode > 0) { // Extrafeld hinzufügen
// Antwortscode und -nachricht abrufen http.begin(checkUrls[i] + "/" + extraFields[s]);
String response = http.getString(); http.addHeader("Content-Type", "application/json");
//Serial.println("HTTP-Code: " + String(httpCode)); int httpCode = http.POST(extraFieldData[s]);
//Serial.println("Antwort: " + response);
if (httpCode != HTTP_CODE_OK) {
if (httpCode > 0) {
// Antwortscode und -nachricht abrufen
String response = http.getString();
//Serial.println("HTTP-Code: " + String(httpCode));
//Serial.println("Antwort: " + response);
if (httpCode != HTTP_CODE_OK) {
return false;
}
} else {
// Fehler beim Senden der Anfrage
Serial.println("Fehler beim Senden der Anfrage: " + String(http.errorToString(httpCode)));
return false; return false;
} }
} else { //http.end();
// Fehler beim Senden der Anfrage
Serial.println("Fehler beim Senden der Anfrage: " + String(http.errorToString(httpCode)));
return false;
} }
//http.end(); yield();
vTaskDelay(100 / portTICK_PERIOD_MS);
} }
yield();
vTaskDelay(100 / portTICK_PERIOD_MS);
} }
doc.clear();
} }
doc.clear();
} }
Serial.println("-------- ENDE Prüfe Felder --------");
Serial.println();
http.end();
spoolmanExtraFieldsChecked = true;
return true;
}else{
return true;
} }
Serial.println("-------- ENDE Prüfe Felder --------");
Serial.println();
http.end();
return true;
} }
bool checkSpoolmanInstance(const String& url) { bool checkSpoolmanInstance() {
HTTPClient http; HTTPClient http;
String healthUrl = url + apiUrl + "/health"; bool returnValue = false;
Serial.print("Überprüfe Spoolman-Instanz unter: "); // Only do the spoolman instance check if there is no active API request going on
Serial.println(healthUrl); if(spoolmanApiState == API_IDLE){
spoolmanApiState = API_TRANSMITTING;
String healthUrl = spoolmanUrl + apiUrl + "/health";
http.begin(healthUrl); Serial.print("Checking spoolman instance: ");
int httpCode = http.GET(); Serial.println(healthUrl);
if (httpCode > 0) { http.begin(healthUrl);
if (httpCode == HTTP_CODE_OK) { int httpCode = http.GET();
String payload = http.getString();
JsonDocument doc;
DeserializationError error = deserializeJson(doc, payload);
if (!error && doc["status"].is<String>()) {
const char* status = doc["status"];
http.end();
if (!checkSpoolmanExtraFields()) { if (httpCode > 0) {
Serial.println("Fehler beim Überprüfen der Extrafelder."); if (httpCode == HTTP_CODE_OK) {
String payload = http.getString();
JsonDocument doc;
DeserializationError error = deserializeJson(doc, payload);
if (!error && doc["status"].is<String>()) {
const char* status = doc["status"];
http.end();
// TBD if (!checkSpoolmanExtraFields()) {
oledShowMessage("Spoolman Error creating Extrafields"); Serial.println("Fehler beim Überprüfen der Extrafelder.");
vTaskDelay(2000 / portTICK_PERIOD_MS);
// TBD
return false; oledShowMessage("Spoolman Error creating Extrafields");
vTaskDelay(2000 / portTICK_PERIOD_MS);
return false;
}
spoolmanApiState = API_IDLE;
oledShowTopRow();
spoolmanConnected = true;
returnValue = strcmp(status, "healthy") == 0;
}else{
spoolmanConnected = false;
} }
spoolmanApiState = API_IDLE; doc.clear();
oledShowTopRow(); }else{
spoolmanConnected = true; spoolmanConnected = false;
return strcmp(status, "healthy") == 0;
} }
} else {
doc.clear(); spoolmanConnected = false;
Serial.println("Error contacting spoolman instance! HTTP Code: " + String(httpCode));
} }
} else { http.end();
Serial.println("Error contacting spoolman instance! HTTP Code: " + String(httpCode)); returnValue = false;
spoolmanApiState = API_IDLE;
}else{
// If the check is skipped, return the previous status
Serial.println("Skipping spoolman healthcheck, API is active.");
returnValue = spoolmanConnected;
} }
http.end(); Serial.println("Healthcheck completed!");
return false; return returnValue;
} }
bool saveSpoolmanUrl(const String& url, bool octoOn, const String& octo_url, const String& octoTk) { bool saveSpoolmanUrl(const String& url, bool octoOn, const String& octo_url, const String& octoTk) {
@@ -639,12 +670,13 @@ bool saveSpoolmanUrl(const String& url, bool octoOn, const String& octo_url, con
preferences.end(); preferences.end();
//TBD: This could be handled nicer in the future //TBD: This could be handled nicer in the future
spoolmanExtraFieldsChecked = false;
spoolmanUrl = url; spoolmanUrl = url;
octoEnabled = octoOn; octoEnabled = octoOn;
octoUrl = octo_url; octoUrl = octo_url;
octoToken = octoTk; octoToken = octoTk;
return true; return checkSpoolmanInstance();
} }
String loadSpoolmanUrl() { String loadSpoolmanUrl() {
@@ -664,15 +696,10 @@ String loadSpoolmanUrl() {
bool initSpoolman() { bool initSpoolman() {
oledShowProgressBar(3, 7, DISPLAY_BOOT_TEXT, "Spoolman init"); oledShowProgressBar(3, 7, DISPLAY_BOOT_TEXT, "Spoolman init");
spoolmanUrl = loadSpoolmanUrl(); spoolmanUrl = loadSpoolmanUrl();
spoolmanUrl.trim();
if (spoolmanUrl == "") { bool success = checkSpoolmanInstance();
Serial.println("Keine Spoolman-URL gefunden.");
return false;
}
bool success = checkSpoolmanInstance(spoolmanUrl);
if (!success) { if (!success) {
Serial.println("Spoolman nicht erreichbar."); Serial.println("Spoolman not available");
return false; return false;
} }

2
src/api.h
View File

@@ -29,7 +29,7 @@ extern String octoUrl;
extern String octoToken; extern String octoToken;
extern bool spoolmanConnected; extern bool spoolmanConnected;
bool checkSpoolmanInstance(const String& url); bool checkSpoolmanInstance();
bool saveSpoolmanUrl(const String& url, bool octoOn, const String& octoWh, const String& octoTk); bool saveSpoolmanUrl(const String& url, bool octoOn, const String& octoWh, const String& octoTk);
String loadSpoolmanUrl(); // Neue Funktion zum Laden der URL String loadSpoolmanUrl(); // Neue Funktion zum Laden der URL
bool checkSpoolmanExtraFields(); // Neue Funktion zum Überprüfen der Extrafelder bool checkSpoolmanExtraFields(); // Neue Funktion zum Überprüfen der Extrafelder

52
src/config.h
View File

@@ -3,37 +3,39 @@
#include <Arduino.h> #include <Arduino.h>
#define BAMBU_DEFAULT_AUTOSEND_TIME 60 #define BAMBU_DEFAULT_AUTOSEND_TIME 60
#define NVS_NAMESPACE_API "api"
#define NVS_KEY_SPOOLMAN_URL "spoolmanUrl"
#define NVS_KEY_OCTOPRINT_ENABLED "octoEnabled"
#define NVS_KEY_OCTOPRINT_URL "octoUrl"
#define NVS_KEY_OCTOPRINT_TOKEN "octoToken"
#define NVS_NAMESPACE_API "api" #define NVS_NAMESPACE_BAMBU "bambu"
#define NVS_KEY_SPOOLMAN_URL "spoolmanUrl" #define NVS_KEY_BAMBU_IP "bambuIp"
#define NVS_KEY_OCTOPRINT_ENABLED "octoEnabled" #define NVS_KEY_BAMBU_ACCESSCODE "bambuCode"
#define NVS_KEY_OCTOPRINT_URL "octoUrl" #define NVS_KEY_BAMBU_SERIAL "bambuSerial"
#define NVS_KEY_OCTOPRINT_TOKEN "octoToken" #define NVS_KEY_BAMBU_AUTOSEND_ENABLE "autosendEnable"
#define NVS_KEY_BAMBU_AUTOSEND_TIME "autosendTime"
#define NVS_NAMESPACE_BAMBU "bambu" #define NVS_NAMESPACE_SCALE "scale"
#define NVS_KEY_BAMBU_IP "bambuIp" #define NVS_KEY_CALIBRATION "cal_value"
#define NVS_KEY_BAMBU_ACCESSCODE "bambuCode" #define NVS_KEY_AUTOTARE "auto_tare"
#define NVS_KEY_BAMBU_SERIAL "bambuSerial" #define SCALE_DEFAULT_CALIBRATION_VALUE 430.0f;
#define NVS_KEY_BAMBU_AUTOSEND_ENABLE "autosendEnable"
#define NVS_KEY_BAMBU_AUTOSEND_TIME "autosendTime"
#define NVS_NAMESPACE_SCALE "scale" #define BAMBU_USERNAME "bblp"
#define NVS_KEY_CALIBRATION "cal_value"
#define NVS_KEY_AUTOTARE "auto_tare"
#define SCALE_DEFAULT_CALIBRATION_VALUE 430.0f;
#define BAMBU_USERNAME "bblp" #define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin)
#define SCREEN_ADDRESS 0x3CU // See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32
#define OLED_RESET -1 // Reset pin # (or -1 if sharing Arduino reset pin) #define SCREEN_WIDTH 128U
#define SCREEN_ADDRESS 0x3CU // See datasheet for Address; 0x3D for 128x64, 0x3C for 128x32 #define SCREEN_HEIGHT 64U
#define SCREEN_WIDTH 128U #define SCREEN_TOP_BAR_HEIGHT 16U
#define SCREEN_HEIGHT 64U #define SCREEN_PROGRESS_BAR_HEIGHT 12U
#define SCREEN_TOP_BAR_HEIGHT 16U #define DISPLAY_BOOT_TEXT "FilaMan"
#define SCREEN_PROGRESS_BAR_HEIGHT 12U
#define DISPLAY_BOOT_TEXT "FilaMan"
#define WIFI_CHECK_INTERVAL 60000U
#define DISPLAY_UPDATE_INTERVAL 1000U
#define SPOOLMAN_HEALTHCHECK_INTERVAL 60000U
extern const uint8_t PN532_IRQ; extern const uint8_t PN532_IRQ;
extern const uint8_t PN532_RESET; extern const uint8_t PN532_RESET;

13
src/main.cpp
View File

@@ -97,7 +97,8 @@ int16_t lastWeight = 0;
// WIFI check variables // WIFI check variables
unsigned long lastWifiCheckTime = 0; unsigned long lastWifiCheckTime = 0;
const unsigned long wifiCheckInterval = 60000; // Überprüfe alle 60 Sekunden (60000 ms) unsigned long lastTopRowUpdateTime = 0;
unsigned long lastSpoolmanHealcheckTime = 0;
// Button debounce variables // Button debounce variables
unsigned long lastButtonPress = 0; unsigned long lastButtonPress = 0;
@@ -115,17 +116,23 @@ void loop() {
} }
// Überprüfe regelmäßig die WLAN-Verbindung // Überprüfe regelmäßig die WLAN-Verbindung
if (intervalElapsed(currentMillis, lastWifiCheckTime, wifiCheckInterval)) if (intervalElapsed(currentMillis, lastWifiCheckTime, WIFI_CHECK_INTERVAL))
{ {
checkWiFiConnection(); checkWiFiConnection();
} }
// Periodic display update // Periodic display update
if (intervalElapsed(currentMillis, lastWifiCheckTime, 1000)) if (intervalElapsed(currentMillis, lastTopRowUpdateTime, DISPLAY_UPDATE_INTERVAL))
{ {
oledShowTopRow(); oledShowTopRow();
} }
// Periodic spoolman health check
if (intervalElapsed(currentMillis, lastSpoolmanHealcheckTime, SPOOLMAN_HEALTHCHECK_INTERVAL))
{
checkSpoolmanInstance();
}
// Wenn Bambu auto set Spool aktiv // Wenn Bambu auto set Spool aktiv
if (bambuCredentials.autosend_enable && autoSetToBambuSpoolId > 0) if (bambuCredentials.autosend_enable && autoSetToBambuSpoolId > 0)
{ {

2
src/nfc.cpp
View File

@@ -241,8 +241,6 @@ bool decodeNdefAndReturnJson(const byte* encodedMessage) {
Serial.println("SPOOL-ID gefunden: " + doc["sm_id"].as<String>()); Serial.println("SPOOL-ID gefunden: " + doc["sm_id"].as<String>());
activeSpoolId = doc["sm_id"].as<String>(); activeSpoolId = doc["sm_id"].as<String>();
lastSpoolId = activeSpoolId; lastSpoolId = activeSpoolId;
Serial.println("Api state: " + String(spoolmanApiState));
} }
else if(doc["location"].is<String>() && doc["location"] != "") else if(doc["location"].is<String>() && doc["location"] != "")
{ {