hardware.py

import serial, argparse, sys
import os
from datetime import datetime
from flask import Flask, request, jsonify
# from Tkinter import *

app = Flask(__name__)
# parser = argparse.ArgumentParser(description="Serial port")
# parser.add_argument('--port', dest='port', required=True)
# args = parser.parse_args()

# port = args.port
# file_ts = datetime.now().strftime('%Y-%m-%d %H-%M-%S')
# baud_rate = 9600; #In arduino, Serial.begin(baud_rate)
# file_name = "pulse_ " + str(file_ts) + ".txt"
# root_path = os.path.dirname(__file__)
# file_path = os.path.abspath(os.path.join(root_path, "data", file_name))

# output_file = open(file_path, "w+")
# os.startfile(file_path)

# try:
#     ser = serial.Serial(port, baud_rate)
# except:
#     print("\n\tInvalid port entered!\n")
#     sys.exit()

# while True:
#     line = ser.readline()
#     line = line.strip('\r\n')
#     lineArr = line.split(',')
#     ts = datetime.now().strftime('%Y-%m-%d %H:%M:%S')
#     # line = line.decode("utf-8") #ser.readline returns a binary, convert to string
#     try:
#         if(len(lineArr) != 2):
#             continue

#         pulse = int(lineArr[0])
#         bpm = int(lineArr[1])
#         if pulse < 1000 or bpm <1000:
#             svOut = str(ts) + " [Pulse :" + str(pulse) + " , BPM :" + str(bpm) + "]\n"
#             print(svOut)     
#             output_file.write(svOut)
#         else:
#             print("Invalid! too large\n")

#     except ValueError:
#         print("Invalid! cannot cast\n")

class User:


    def __init__(self, gender, weight):
        self.gender = gender
        self.weight = weight
        self.bac = 0
        self.heartrate = 0
        self.yaxis = 0
        self.units = 0
        self.hours = 0


    def set_heartrate(self, rate):
        self.heartrate = rate
    
    def get_heartrate(self):
        heart_rate_data = {
            "timestamp": ["2024-04-23T10:00", "2024-04-23T10:01", "2024-04-23T10:02", "2024-04-23T10:03", "2024-04-23T10:04", "2024-04-23T10:05"],
            "bpm": [61, 63, 62, 60, 64, 63]
        }
        return jsonify(heart_rate_data)
    
    def increment_units(self):
        units += 1
    
    def get_units(self):
        return self.units

    def set_bac(self, hours):
        weight_in_grams = self.weight * 2.2 * 1000
        formula = 100 * (self.units * 8) / (weight_in_grams)
        if (self.gender == "male"):
            formula *= (0.68)
        else:
            formula *= 0.55

        formula -= (hours * 0.015)
        self.bac = formula
        
    def get_bac(self):
        return self.bac

sarah = User("female", 125)
@app.route('/heartrate', methods=['GET'])
def heartrate():
    return jsonify(sarah.get_heartrate())

@app.route('/bac', methods=['GET', 'POST'])
def bac():
    if request.method == 'POST':
        hours = request.json.get('hours', 0)
        sarah.set_bac(hours)
        return jsonify({"success": True, "bac": sarah.get_bac()})
    else:
        return jsonify({"bac": sarah.get_bac()})
if __name__ == '__main__':
    app.run(host="0.0.0.0", debug=True)