widget support for Berry/MI32 dashboard (#22359)

lib/libesp32/berry_tasmota/src/be_MI32_lib.c

@@ -25,6 +25,9 @@ BE_FUNC_CTYPE_DECLARE(be_MI32_set_hum, "", "ii");
 extern void be_MI32_set_temp(int slot, int temp_val);
 BE_FUNC_CTYPE_DECLARE(be_MI32_set_temp, "", "ii");
 
+extern bbool be_MI32_widget(const char *sbuf, void* function);
+BE_FUNC_CTYPE_DECLARE(be_MI32_widget, "b", "s[c]");
+
 #include "be_fixed_MI32.h"
 
 /* @const_object_info_begin
@@ -35,6 +38,7 @@ module MI32 (scope: global) {
   set_bat,    ctype_func(be_MI32_set_bat)
   set_hum,    ctype_func(be_MI32_set_hum)
   set_temp,   ctype_func(be_MI32_set_temp)
+  widget,     ctype_func(be_MI32_widget)
 }
 @const_object_info_end */
 

tasmota/tasmota_xdrv_driver/xdrv_52_3_berry_MI32.ino

@@ -44,6 +44,12 @@ extern "C" {
   extern void MI32setTemperatureForSlot(uint32_t slot, float value);
   extern uint8_t * MI32getDeviceMAC(uint32_t slot);
 
+  struct {
+    const char * data = nullptr;
+    size_t size = 0;
+    void* callback = nullptr;
+  } be_MI32Widget;
+
   int be_MI32_devices(void) {
     return MI32numberOfDevices();
   }
@@ -73,6 +79,18 @@ extern "C" {
     MI32setTemperatureForSlot(slot,temp_val);
   }
 
+  bool be_MI32_widget(const char* sbuf, void* function){
+    if (function){
+      be_MI32Widget.callback = function;
+    }
+    if(be_MI32Widget.size == 0){
+      be_MI32Widget.data = sbuf;
+      be_MI32Widget.size = strlen(sbuf);
+      return true;
+    }
+    return false;
+  }
+
 
 /********************************************************************
 **  BLE - generic BLE functions
@@ -358,5 +376,6 @@ MI32.get_MAC(slot)
 MI32.set_bat(slot,int)
 MI32.set_hum(slot,float)
 MI32.set_temp(slot,float)
+MI32.widget(string[,cb])
 
 */

tasmota/tasmota_xsns_sensor/xsns_62_esp32_mi.ino

@@ -919,6 +919,14 @@ extern "C" {
     return _name;
   }
 
+  void MI32sendBerryWidget() {
+    if(be_MI32Widget.size != 0) {
+      WSContentSend(be_MI32Widget.data, be_MI32Widget.size);
+      be_MI32Widget.data = nullptr;
+      be_MI32Widget.size = 0;
+    }
+  }
+
 } //extern "C"
 
 /*********************************************************************************************\
@@ -1187,7 +1195,7 @@ bool MI32ConnectActiveSensor(){ // only use inside a task !!
 
 /**
  * @brief Retrieves all services of the connected BLE device and stores the result into the transfer buffer of Berry's BLE module
-*         buffer format: 
+ *        buffer format:
  *        first byte: number of services
  *        next byte: format of the UUID in bits, next N bytes: the UUID as 16-bit-uint or uint8_t buffer of 16 bytes
  *        ... next service
@@ -2361,6 +2369,9 @@ void CmndMi32Option(void){
 \*********************************************************************************************/
 #ifdef USE_MI_EXT_GUI
 bool MI32HandleWebGUIResponse(void){
+  if(be_MI32Widget.callback != nullptr){
+    ((void(*)())be_MI32Widget.callback)();
+  }
   char tmp[16];
   WebGetArg(PSTR("wi"), tmp, sizeof(tmp));
   if (strlen(tmp)) {
@@ -2373,6 +2384,8 @@ bool MI32HandleWebGUIResponse(void){
           break;
         }
       }
+    } else {
+      MI32sendBerryWidget();
     }
     WSContentEnd();
     return true;