typedef enum // flange隙音效状态
{
  FL_START = 0,    //
  FL_CHKSPEED,   //
  FL_SPEEDHIGH, //
  FL_SPEEDMID,  //
  FL_SPEEDLOW,
} FLANGE_State;

typedef struct
{
  uint8_t func_state;
  uint8_t speed;
} SFCONFIG;

TaskHandle_t ReadHandle;
// uint8_t value = 0;
SFCONFIG value;


void read_task(void *ptr) {
  // LEDFLASH * ptLedFlash = (LEDFLASH *)pt;
  // byte pin = ptLedFlash->pin;
  // int delayTime = ptLedFlash->delayTime;

  SFCONFIG * SFptr = (SFCONFIG *)ptr;
  FLANGE_State FL_state = FL_START;
  bool fl_ab = true;
  char flange_buf[10] = "";

  while (1)
  {
    uint8_t FL_func = SFptr->func_state;
    uint8_t FL_Speed = SFptr->speed;
    // Serial.println(FL_func);
    // Serial.println(FL_Speed);
    switch (FL_state)
    {
      case FL_START:
        Serial.println("RESTART");
        if (FL_func == 1)
          FL_state = FL_CHKSPEED;
        break;
      case FL_CHKSPEED:
        Serial.println(FL_Speed);
        if (FL_Speed > 160)
          FL_state = FL_SPEEDHIGH;
        if (FL_Speed > 110 && FL_Speed<=160)
          FL_state = FL_SPEEDMID;
        if (FL_Speed > 35 && FL_Speed<=110)
          FL_state = FL_SPEEDLOW;
        if (FL_func == 0)
          FL_state = FL_START;
        break;
      case FL_SPEEDLOW:
        if (FL_Speed < 34 || FL_Speed > 110)
          FL_state = FL_CHKSPEED;
        if (fl_ab)
        {
          sprintf(flange_buf, "/fla%d.wav", random(1, 6));
        }
        else
        {
          sprintf(flange_buf, "/flb%d.wav", random(1, 6));
        }
        Serial.println(flange_buf);
        fl_ab = !fl_ab;
        break;
      case FL_SPEEDMID:
      Serial.println("FL_SPEEDMID");
        vTaskDelay(1000);
        FL_state = FL_CHKSPEED;
        break;
      case FL_SPEEDHIGH:
      Serial.println("FL_SPEEDHIGH");
        vTaskDelay(1000);
        FL_state = FL_CHKSPEED;
        break;
    }
    vTaskDelay(100);
  }
}
void speed_task(void * ptr) {
  pinMode(2, INPUT);
  while (1) {
    value.speed = map(analogRead(2), 0, 4096, 0, 256);
    vTaskDelay(100);
  }
}
void button_task(void * ptr) {
  pinMode(13, INPUT_PULLUP);
  while (1) {
   value.func_state = 1;
    if (digitalRead(13) == LOW)
    {
      value.func_state = 0;
      vTaskDelay(100);
    }
    
  }
}

void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200);
  xTaskCreate(speed_task, "GIVE SPEED", 1024, NULL, 1, NULL);
  xTaskCreate(button_task, "GIVE TAGRT", 1024, NULL, 1, NULL);
  xTaskCreate(read_task, "SHOW", 1024*3, (void*)&value, 1, &ReadHandle);
  // Serial.println("Hello, ESP32!");

}

void loop() {
   vTaskDelay(2000);
  int waterMark = uxTaskGetStackHighWaterMark(ReadHandle);
  Serial.print("Task Free Memory: ");
  Serial.print(waterMark);
  Serial.println(" Bytes");
  Serial.print("Task Used Memory: ");
  Serial.print(1024*3 - waterMark);
  Serial.println(" Bytes");
  Serial.println(value.func_state);
  Serial.println(value.speed);
  vTaskDelay(1000);
}