#include <TM1637TinyDisplay.h>
#define CLK1 3
#define DIO1 4
TM1637TinyDisplay display1 = TM1637TinyDisplay(CLK1, DIO1);

unsigned long timer0millis;
unsigned long button1millis;
unsigned long timer1wait0millis;
long minmax[]={5000,180000};
long firstwait[]={120000,360000};
long timer1= 0;
int first=0; 
int led1=9;
int button1=12;
int button2=11;
int driver1=5;
int tt =0;
int zeit=1000;             // Sekundeneinstellung 1000= 1 Sekunde

long verlauf[]={};
long zyclus = 0;

bool button1read=false;
bool button2read=false;
bool button1on=false;
bool button2on=false;
bool button1switch=false;
bool button2switch=false;


void setup() {
Serial.begin(9600);
pinMode(led1, OUTPUT);
pinMode(button1, INPUT_PULLUP);
pinMode(button2, INPUT_PULLUP);
pinMode(driver1, OUTPUT);

display1.setBrightness(7);


}

void loop() {
// Serial.println((String)timer1+"   "+(String)tt+"  "+(String)analogRead(driver1)+"  "+(String)millis()+"  Button: "+(String)button1read+"  But1 On: "+(String)button1on+" But1 SW: "+(String)button1switch+" But2 SW: "+(String)button2switch+"  But-mill: "+(String)button1millis);
        button1read=!digitalRead(button1);
        button2read=!digitalRead(button2);
      randomSeed(analogRead(A0));
      if(button1switch==true){
      if (first==0){
          randomSeed(analogRead(A0));
          timer1=(random(firstwait[0],firstwait[1])/1000);
          timer0millis=millis();
          pwmSet();
          first=1;
          Serial.println("Pause First: "+(String)timer1);
          }

      if (timer1==0){
          first=2;
        timer0millis=millis();
        timer1=(random(minmax[0],minmax[1])/1000);
        tt=(random(100,255));
      ledswitch(led1);
      ledswitch(driver1);
            pwmSet();   
            verlauf[zyclus]=timer1;  
            zyclus = zyclus+1;   
            Serial.println("Zyclus: "+(String)zyclus+"   Sekunden: "+(String)timer1+"   LED1: "+ (String)digitalRead(led1)+"  tt: "+(String)tt);  
                
        }


      if(millis()-timer0millis>=zeit){
        timer1=timer1-1;
        timer0millis=millis();
      }
        
       
      if (first==1){
        display1.showString(" run");
      }else{display1.showNumberDec(timer1);}

} else {display1.showString("----");}

      button();
       
      ;
      }

void button(){
if (button1read==false&&button2read==false){
  button1millis =millis();
}
if(button1read==true && button1on==false && millis()-button1millis> 20){
  button1on=true;
}

if(button1read==false && button1on==true){
  button1switch = !button1switch;
  button1on=false;
}
if(button1read==true && button1on==true && millis()-button1millis> 3000){
  digitalWrite(led1,LOW);
  button1switch=false;
  button1on=false;
  timer1=0;
  first=0;
  zyclus=0;
}

//**************** Button 2 *******************
if(button2read==true && digitalRead(led1)==HIGH){
  button2switch=!button2switch;
  digitalWrite(led1,LOW);
}
if(button2read==true && button2on==false && millis()-button1millis> 20){
  button2on=true;
}

if(button2read==false && button2on==true){
  button2switch = !button2switch;
  button2on=false;
}
if(button2switch==true&&button1switch==false){
  tt=255;
 ledswitch(led1);
 ledswitch (driver1);
 button2switch=false;
}
}

void ledswitch(int led){
if(digitalRead(led)==HIGH){
   digitalWrite(led,LOW);
}else {digitalWrite(led,HIGH);
if (led== driver1){ analogWrite(driver1,1);}
}


}


void pwmSet(){

    randomSeed(analogRead(A0));
    tt=random(150,255);
    

}