Change back to klipper connect screen when connection to klipper gets severed

CYD-Klipper/src/core/data_setup.cpp

@@ -12,6 +12,7 @@ const char *printer_state_messages[] = {
     "Printing"};
 
 Printer printer = {0};
+int klipper_request_consecutive_fail_count = 0;
 
 void send_gcode(bool wait, const char *gcode)
 {
@@ -46,6 +47,7 @@ void fetch_printer_data()
     int httpCode = client.GET();
     if (httpCode == 200)
     {
+        klipper_request_consecutive_fail_count = 0;
         String payload = client.getString();
         DynamicJsonDocument doc(4096);
         deserializeJson(doc, payload);
@@ -159,6 +161,7 @@ void fetch_printer_data()
     }
     else
     {
+        klipper_request_consecutive_fail_count++;
         Serial.printf("Failed to fetch printer data: %d\n", httpCode);
     }
 }
@@ -171,9 +174,8 @@ void data_loop()
     if (millis() - last_data_update < data_update_interval)
         return;
 
-    last_data_update = millis();
-
     fetch_printer_data();
+    last_data_update = millis();
 }
 
 void data_setup()

CYD-Klipper/src/core/data_setup.h

@@ -28,6 +28,7 @@ typedef struct _Printer {
 } Printer;
 
 extern Printer printer;
+extern int klipper_request_consecutive_fail_count;
 
 #define DATA_PRINTER_STATE 1
 #define DATA_PRINTER_DATA 2

CYD-Klipper/src/main.cpp

@@ -34,6 +34,7 @@ void setup() {
 
 void loop(){
     wifi_ok();
+    ip_ok();
     data_loop();
     lv_timer_handler();
     lv_task_handler();

CYD-Klipper/src/ui/ip_setup.cpp

@@ -3,6 +3,7 @@
 #include "lvgl.h"
 #include <TFT_eSPI.h>
 #include <HTTPClient.h>
+#include "core/data_setup.h"
 
 bool connect_ok = false;
 lv_obj_t * ipEntry;
@@ -117,6 +118,7 @@ int retry_count = 0;
 
 void ip_init(){
     connect_ok = false;
+    retry_count = 0;
 
     ip_init_inner();
 
@@ -133,4 +135,12 @@ void ip_init(){
             lv_label_set_text(label, retry_count_text.c_str());
         }
     }
+}
+
+void ip_ok(){
+    if (klipper_request_consecutive_fail_count > 5){
+        ip_init();
+        klipper_request_consecutive_fail_count = 0;
+        lv_msg_send(DATA_PRINTER_STATE, &printer);
+    }
 }

CYD-Klipper/src/ui/ip_setup.h

@@ -1 +1,2 @@
-void ip_init();
+void ip_init();
+void ip_ok();