/*
  "its actually just 4 integer data but separated with a comma. Here's the python code thats sending the data

    datanya = "{},{},{},{}".format(neko1,neko2,neko3,neko4)
    ser.write((datanya + "\n").encode())
  so the serial data sent is "0,0,0,0" with a "\n" at the end
  the values of each integer changes between 0 and 1" 
  - foreyan
*/


#include <Adafruit_NeoPixel.h>

#define NYEO 4
#define NUMPIXELS 8

Adafruit_NeoPixel strip = Adafruit_NeoPixel(NUMPIXELS, NYEO, NEO_GRB + NEO_KHZ800);

int r = 0;
int g = 255;
int b = 139;
int fr = 0;
int fg = 0;
int fb = 0;
uint32_t colors[NUMPIXELS];

int value1, value2, value3, value4;
int noko1, noko2, noko3, noko4;

void setup() {
  Serial.begin(9600);
  /* the next three lines are just instructions for the Wokwi */
  Serial.println(F("Input expected Strings in Monitor"));
  Serial.println(F("Four integers between 0 and 1 to simulate Python script"));
  Serial.println(F("Example: 0,1,0,1"));
  strip.begin();
  strip.show();
}

void loop() {
  if (Serial.available() > 0) {
    // Stage 1 Denial
    String input = Serial.readStringUntil('\n');
    parseInput(input);
    // Stage 2 Anger
    if (value1 > 0) {
      noko1 = 39;
    }
    if (value2 > 0) {
      noko2 = 39;
    }
    if (value3 > 0) {
      noko3 = 39;
    }
    if (value4 > 0) {
      noko4 = 39;
    }
  }
  {
    // Stage 3 Bargaining
    if (noko1 > 0) {
      noko1--;
    }
    if (noko2 > 0) {
      noko2--;
    }
    if (noko3 > 0) {
      noko3--;
    }
    if (noko4 > 0) {
      noko4--;
    }
    // Stage 4 Depression
    int neko1 = noko1 * 6;
    int neko2 = noko2 * 6;
    int neko3 = noko3 * 6;
    int neko4 = noko4 * 6;
    int BrightNya[NUMPIXELS] = {neko1, neko1, neko2, neko2, neko3, neko3, neko4, neko4};
    for (int i = 0; i < NUMPIXELS; i++) {
      fr = (r * BrightNya[i]) / 255;
      fg = (g * BrightNya[i]) / 255;
      fb = (b * BrightNya[i]) / 255;
      colors[i] = strip.Color(fr, fg, fb);
    }
    // Stage 5 Acceptance
    for (int i = 0; i < NUMPIXELS; i++) {
      strip.setPixelColor(i, colors[i]);
    }
    delay(10);
    strip.show();
  }
}

void parseInput(String input) {
  int startIndex = 0;
  int commaIndex;
  int valueIndex = 0;

  while ((commaIndex = input.indexOf(',', startIndex)) != -1 && valueIndex < 3) {
    String valueString = input.substring(startIndex, commaIndex);
    int value = valueString.toInt();

    switch (valueIndex) {
      case 0: value1 = value; break;
      case 1: value2 = value; break;
      case 2: value3 = value; break;
    }
    startIndex = commaIndex + 1;
    valueIndex++;
  }

  value4 = input.substring(startIndex).toInt();
}