#include <inttypes.h> //this is the library that consists of data types
#include <Wire.h> //this is the library that consists for I2C COmmunication which will send information with SDA_PIN and SCL_PIN
#include <lm75.h> //this is the library that I'll be using for my project which is the main LM75 Temp Sensor

const int summaryInterval = 600000;  // Interval for printing summary (10 minutes = 600,000 milliseconds)

unsigned long previousSummaryTime = 0;
unsigned long totalTime = 0;
float totalTemperature = 0;
float highestTemperature = -273.15;  // Initialize with absolute zero, just to make sure give a good interval because the -273.15 represents the lowest value that represents absolute zero in temperature wise
float lowestTemperature = 1000;      // Initialize with high value, interval maths plus I'm also just interested in making it this extremely low so anything lower isn't possible for calculations later
int measurementCount = 0;

//declare array of data to store temps in 10 min intervals [144]
float tenMinTemps[144];
int   tenMinIndex = 0;

int SDA_PIN = 21;
int SCL_PIN = 22;

TempI2C_LM75 thermo = TempI2C_LM75(0x48, TempI2C_LM75::nine_bits);


void setup() {
  // put your setup code here, to run once:
  Serial.begin(115200); //serial communication at baud rate of 115200
  pinMode(SDA_PIN, INPUT); //both are inputs because of the library's settings so configured into input
  pinMode(SCL_PIN, INPUT); //configured to input
}

void loop() {
  // put your main code here, to run repeatedly:
   float temperature = thermo.getTemp();  // Declare and assign the temperature value and reads temp sensor from LM75
   
  Serial.print("Cycle "); 
  Serial.print(measurementCount);
  Serial.print(", ");
  Serial.println(temperature);
  unsigned long currentMillis = millis();

  // Read temperature from the sensor

  // Update the highest and lowest temperature values yup
  updateTemperatureRange(temperature);

  // Update total temperature and measurement count
  totalTemperature += temperature;
  measurementCount++; // Number of seconds elapsed since start of program

  // Print summary if the summary interval has passed 
  if (currentMillis - previousSummaryTime >= summaryInterval) {
    tenMinTemps[tenMinIndex] = totalTemperature / measurementCount;
    printSummary();
    previousSummaryTime = currentMillis;
    tenMinIndex++;
  }
  if(tenMinIndex >= 144){
    //Maybe put this in its own funciton for cleanliness
    // Print all of the data (for loop) in format below
//    Serial.print("Cycle ");
//    Serial.print(/*incrementing variable*/);
//    Serial.print(", ");
//    Serial.println(/*temperature*/);
  }
  delay(1000);
}

void updateTemperatureRange(float temperature) {
  if (temperature > highestTemperature) {
    highestTemperature = temperature;
  }

  if (temperature < lowestTemperature) {
    lowestTemperature = temperature;
  }
}

void printSummary() {
  float averageTemperature = totalTemperature / measurementCount;

  // Print 10-minute averages, highest temperature, lowest temperature, and overall average
  Serial.print("10-Minute Averages:\n");
  Serial.print("==================\n");
  Serial.println();

  // Print the averages for every 10 minutes
  for (int i = 0; i < measurementCount; i++) { //  // im gonna use this to verify if the index represents a 10-minute interval
    if ((i + 1) % 10 == 0) {
      Serial.print("Average "); // // Print the average temperature at the current 10-minute interval
      Serial.print((i + 1) / 10);
      Serial.print("0 minutes: ");
      Serial.print(tenMinTemps[1]); //// Print the temperature at index 1
      Serial.println(" °C");
    }
  }
// format of printing the data for Highest, Lowest and average temp and then making it into Celcius unit format
  Serial.println();
  Serial.print("Highest Temperature: ");
  Serial.print(highestTemperature);
  Serial.println(" °C");

  Serial.print("Lowest Temperature: ");
  Serial.print(lowestTemperature);
  Serial.println(" °C");

  Serial.print("Overall Average: ");
  Serial.print(averageTemperature);
  Serial.println(" °C");

  Serial.println();

}