#include "wled.h"
#include "fcn_declare.h"
#include "const.h"

//threading/network callback details: https://github.com/Aircoookie/WLED/pull/2336#discussion_r762276994
bool requestJSONBufferLock(uint8_t module)
{
  unsigned long now = millis();

  while (jsonBufferLock && millis()-now < 1000) delay(1); // wait for a second for buffer lock

  if (millis()-now >= 1000) {
    DEBUG_PRINT(F("ERROR: Locking JSON buffer failed! ("));
    DEBUG_PRINT(jsonBufferLock);
    DEBUG_PRINTLN(")");
    return false; // waiting time-outed
  }

  jsonBufferLock = module ? module : 255;
  fileDoc = &doc;  // used for applying presets (presets.cpp)
  doc.clear();
  return true;
}


void releaseJSONBufferLock()
{
  DEBUG_PRINT(F("JSON buffer released. ("));
  DEBUG_PRINT(jsonBufferLock);
  DEBUG_PRINTLN(")");
  fileDoc = nullptr;
  jsonBufferLock = 0;
}