Automated Construction PPE for Accident Detection and Report

#include "SPI.h"
#include <IRremote.h>
#include "DHT.h" 
#define DHTTYPE DHT11
#include <SoftwareSerial.h>
#define DHTPIN 2


DHT dht(DHTPIN, DHTTYPE);

SoftwareSerial SIM800C(10,9);

int receiverpin = 7;
int vs =8;
int buzzer = 5;
int Buzzer;  

IRrecv irrecv(receiverpin);
decode_results results;

void setup() {
  SIM800C.begin(9600);
  dht.begin();
  pinMode(receiverpin, INPUT);
  pinMode(vs, INPUT); 
  pinMode(buzzer,OUTPUT);
  Serial.begin(9600);    
  irrecv.enableIRIn();
  beep(50);
  beep(50);
  beep(50);
  Serial.begin(9600);
  delay(1000);
}


void loop() {
  irReceive();
  //readTemp();
  //vibrationSensor();
  if(Buzzer==1){
        int i=0;
    for(i=0; i<=5; i++){
    beep(200);
    }
    Buzzer=0;
    results.value=0;
  }
}
void beep(unsigned char delayms){
  analogWrite(5, 20);                 
  delay(delayms);          
  analogWrite(5, 0);      
  delay(delayms);           
} 

void vibrationSensor(){
  long measurement =vibration();
  measurement/100;
  if (measurement > 30000){
    
    SendVS();
  }
  delay(5000);
}

long vibration(){
  long measurement=pulseIn (vs, HIGH);  //wait for the pin to get HIGH and returns measurement
  return measurement;
}

void readTemp(){
    float t = dht.readTemperature();
    Serial.println(t);
  if (isnan(t)) {
    Serial.println(F("Failed to read from DHT sensor!"));
    return;
    
    }
if(t>=37){
  SendTempmessage();
}
delay(5000);
}

void irReceive(){
  if (irrecv.decode(&results))
  {if(results.value==629145||1341165347){
    Buzzer=1;
    irrecv.resume();
    delay(2000);
  }}
}

void SendTempmessage()
{
  Serial.println ("Sending Message");
  SIM800C.println("AT+CMGF=1");
  delay(1000);
  Serial.println ("Set SMS Number");
  SIM800C.println("AT+CMGS=\"+639508788886\"\r");
  delay(1000);
  Serial.println ("Set SMS Content");
  SIM800C.println("Wearer A from Project Site A exceeds normal body temperature!");
  delay(100);
  Serial.println ("Finish");
  SIM800C.println((char)26);
  delay(1000);
  Serial.println ("Message has been sent");
}

void SendVS()
{
  Serial.println ("Sending Message");
  SIM800C.println("AT+CMGF=1");
  delay(1000);
  Serial.println ("Set SMS Number");
  SIM800C.println("AT+CMGS=\"+639508788886\"\r");
  delay(1000);
  Serial.println ("Set SMS Content");
  SIM800C.println("Wearer A from Project Site A just had an Accident!");
  delay(100);
  Serial.println ("Finish");
  SIM800C.println((char)26);
  delay(1000);
  Serial.println ("Message has been sent");
}