218709

#include <iostream>
#include <windows.h>
#include <fstream>

std::string inputName ()
{
	std::cout<<"Please enter your name: ";
	std::string inputn;
	std::getline(std::cin,inputn);//read full line of text into inputn
	return inputn;
}

char inputGender ()
{
	std::cout<<"Please enter your gender (M/m or F/f): ";
	char inputg;
	std::cin>>inputg;
	while(!(inputg=='m'||inputg=='M'||inputg=='f'||inputg=='F'))//for clarity sake,can be simplified via de morgen's law
	{
		std::cout<<"Please key in only in alphabet, M/m for male, F/f for female:";
		std::cin>>inputg;
	}
	return inputg;
}

int inputAge ()
{
	std::cout<<"Please enter your age: ";
	int inputa;
	std::cin>>inputa;
	return inputa;
}

int inputHeight ()
{
	std::cout<<"Please enter your height in cm: ";
	int inputh;
	std::cin>>inputh;
	return inputh;
}

int inputWeight ()
{
	std::cout<<"Please enter your weight in kg: ";
	int inputw;
	std::cin>>inputw;
	return inputw;
}

// basal/daily metabolic rate
// identify average calorie burned
// when body at total rest
float calculateBmr (char g, int a, int h, int w)
{
	float bmr;
	g=toupper(g);//small caps alphabet to big caps
	switch (g)
	{
		//case 'm':
		case 'M':
			bmr=(10.0*w)+(6.25*h)-(5.0*a)+5;
			break;
		//case 'f':
		case 'F':
			bmr=(10.0*w)+(6.25*h)-(5.0*a)-161;
			break;
	}
	return bmr;
}

float activityFactor ()
{
	std::cout<<"How often do you exercise in a week?\n";
	std::cout<<"[1] Sedentary			(little-to-no exercise)\n";
	std::cout<<"[2] Lightly active		(1-3 days of exercise)\n";
	std::cout<<"[3] Moderately active	(3-5 days of exercise)\n";
	std::cout<<"[4] Very active 		(6-7 days of exercise)\n";
	std::cout<<"Answer: ";
	int answer;
	std::cin>>answer;
	while(answer>4||answer<1)
	{
		std::cout<<"Please key in only 1 to 4.\nAnswer: ";
		std::cin>>answer;
	}
	float factor;//activity factor floating point, stores 1.2 - 1.7
	switch (answer)
	{
		case 1:
			factor=1.2;
			break;
		case 2:
			factor=1.4;
			break;
		case 3:
			factor=1.6;
			break;
		case 4:
			factor=1.7;
			break;
	}
	return factor;
}

//BMI = weight (kg) / (height(m)*height (m) )
float calculateBmi (int h, int w)
{
	return w/(h*h/10000.0);//.0 for implicit type conversion
}

//TDEE = BMR*Activity Factor
float calculateTdee (float b, float f)
{
	return b*f;
}

int mondayschedule ()
{
	std::cout<<"Monday - Cardio\n";
	std::cout<<"30 minutes of either one of the following:\n";
	std::cout<<"1. Biking\n";
	std::cout<<"2. Walking\n";
	std::cout<<"3. Hiking\n";
	std::cout<<"4. Running stairs\n";
	std::cout<<"With 1 minute intervals of the following;\n";
	std::cout<<"1. Fast paced walk\n";
	std::cout<<"2. Slow Jog\n";
	std::cout<<"3. Sprint\n\n";
	return 0;
}

int tuesdayschedule ()
{
	std::cout<<"Tuesday - Arms\n";
	std::cout<<"Repeat the following exercises 2 times:\n";
	std::cout<<"1. Bicep Curls 10x\n";
	std::cout<<"2. Tricep Kickbacks 10x\n";
	std::cout<<"3. Shoulder Press 10x\n\n";
	return 0;
}

int wednesdayschedule ()
{
	std::cout<<"Wednesday - Abs and Obliques\n";
	std::cout<<"1. Crunches 20x\n";
	std::cout<<"2. Bicycle Crunches 20x\n";
	std::cout<<"3. Oblique Crunches 20x\n";
	std::cout<<"4. Plank 30 seconds\n";
	std::cout<<"5. Side Plank 30 seconds on each side\n\n";
	return 0;
}

int thursdayschedule ()
{
	std::cout<<"Thursday - Lower Body\n";
	std::cout<<"Repeat the following exercises 2 times:\n";
	std::cout<<"1. Walking Lunges 10x each leg\n";
	std::cout<<"2. Wall Squat 20 seconds (slowly build up to minute)\n";
	std::cout<<"3. Calf Raises 15x each leg\n";
	std::cout<<"4. Jump Squat 10x\n\n";
	return 0;
}

int fridayschedule ()
{
	std::cout<<"Friday - Lower Body\n";
	std::cout<<"1. Walking Lunges 10x each leg\n";
	std::cout<<"2. Wall Squat 20 seconds (slowly build up to minute)\n";
	std::cout<<"3. Calf Raises 15x each leg\n";
	std::cout<<"4. Jump Squat 10x\n\n";
	return 0;
}

int saturdayschedule ()
{
	std::cout<<"Saturday - Rest\n\n";
	return 0;
}

int sundayschedule ()
{
	std::cout<<"Sunday - Rest\n\n";
	return 0;
}


int weeklyschedule ()
{
	system("cls");

	   mondayschedule ();
	  tuesdayschedule ();
	wednesdayschedule ();
	 thursdayschedule ();
	   fridayschedule ();
	 saturdayschedule ();
	   sundayschedule ();

	system("pause");
}

int dailyschedule ()
{
	int d, m, y;
	int num,num2;
	std::cout<<"Please enter a date."<<"\n\n";
	std::cout<<"Day(1-31): ";
	std::cin>>d;
	//error check date
	std::cout<<"\n\n";
	std::cout<<"Month(1-12): ";
	std::cin>>m;
	std::cout<<"\n\n";
	//error check month
	std::cout<<"Year: ";
	std::cin>>y;
	std::cout<<"\n\n";
	//error check year

	//tomohiko sakamoto algorithm
	int t[]={0,3,2,5,0,3,5,1,4,6,2,4};
	y-=m<3;
	int dayofweek=(y+y/4-y/100+y/400+t[m-1]+d)%7;

	switch (dayofweek)
	{
		case 1:
			mondayschedule ();
			break;
		case 2:
		   tuesdayschedule ();
			break;
		case 3:
		 wednesdayschedule ();
			break;
		case 4:
		  thursdayschedule ();
			break;
		case 5:
		    fridayschedule ();
			break;
		case 6:
		  saturdayschedule ();
			break;
		case 7:
		    sundayschedule ();
			break;
	}
	system("pause");
	return 0;
}

int suggestedworkout (int tdee)
{
	system("cls");
	std::cout<<"How many days in a week would you prefer to do exercise?\n";
	std::cout<<"Please choose from 2 to 5 days only.\n";
	std::cout<<"Answer: ";
	int day;
	std::cin>>day;
	//error check here
	system("cls");
	std::cout<<"Your ideal caloric intake is "<<tdee<<" cal.\n\n";
	switch (day)
	{
		//dayofweek determined by evenly distributed rest day
		case 2:
		   mondayschedule ();
		 thursdayschedule ();
			break;
		case 3:
		   mondayschedule ();
		wednesdayschedule ();
		   fridayschedule ();
			break;
		case 4:
		   mondayschedule ();
		  tuesdayschedule ();
		 thursdayschedule ();
		   fridayschedule ();
			break;
		case 5:
		   mondayschedule ();
		  tuesdayschedule ();
		wednesdayschedule ();
		 thursdayschedule ();
		   fridayschedule ();
			break;
	}
	std::cin.ignore();
	return day;
}

//writeschedule function is done is reduce messiness
std::ofstream write;//declare file output stream called write

int writemondayschedule ()
{
	write<<"Monday - Cardio\n";
	write<<"30 minutes of either one of the following:\n";
	write<<"1. Biking\n";
	write<<"2. Walking\n";
	write<<"3. Hiking\n";
	write<<"4. Running stairs\n";
	write<<"With 1 minute intervals of the following;\n";
	write<<"1. Fast paced walk\n";
	write<<"2. Slow Jog\n";
	write<<"3. Sprint\n\n";
	return 0;
}

int writetuesdayschedule ()
{
	write<<"Tuesday - Arms\n";
	write<<"Repeat the following exercises 2 times:\n";
	write<<"1. Bicep Curls 10x\n";
	write<<"2. Tricep Kickbacks 10x\n";
	write<<"3. Shoulder Press 10x\n\n";
}

int writewednesdayschedule ()
{
	write<<"Wednesday - Abs and Obliques\n";
	write<<"1. Crunches 20x\n";
	write<<"2. Bicycle Crunches 20x\n";
	write<<"3. Oblique Crunches 20x\n";
	write<<"4. Plank 30 seconds\n";
	write<<"5. Side Plank 30 seconds on each side\n\n";
	return 0;
}

int writethursdayschedule ()
{
	write<<"Thursday - Lower Body\n";
	write<<"Repeat the following exercises 2 times:\n";
	write<<"1. Walking Lunges 10x each leg\n";
	write<<"2. Wall Squat 20 seconds (slowly build up to minute)\n";
	write<<"3. Calf Raises 15x each leg\n";
	write<<"4. Jump Squat 10x\n\n";
	return 0;
}

int writefridayschedule ()
{
	write<<"Friday - Lower Body\n";
	write<<"1. Walking Lunges 10x each leg\n";
	write<<"2. Wall Squat 20 seconds (slowly build up to minute)\n";
	write<<"3. Calf Raises 15x each leg\n";
	write<<"4. Jump Squat 10x\n\n";
	return 0;
}

int printschedule (std::string name, int bmr, int bmi, int tdee)//one time use, made it more specific/less modular
{
	int day=suggestedworkout (tdee);
	{
		std::ofstream write ("Schedule.TXT");
		write<<"Thank you for using Fitness Optimizer NEUTRONIUM7000.\n";
		write<<"Below are "<<name<<"'s personal details and recommended workout schedule.\n";
		write<<"---------------------------------------------------------------------------------------------\n";
		write<<"BMR, Basal Metabolic Rate           : "<<bmr;
		write<<"\nBMI, Body Mass Index                : "<<bmi;
		write<<"\nTDEE, Total Daily Energy Expenditure: "<<tdee;
		write<<"\n---------------------------------------------------------------------------------------------\n";
		writemondayschedule ();
		switch (day)
		{
			case 2:
				writethursdayschedule ();
				break;
			case 3:
				writewednesdayschedule ();
				writefridayschedule ();
				break;
			case 4:
				writetuesdayschedule ();
				writethursdayschedule ();
				break;
			case 5:
				writetuesdayschedule ();
				writewednesdayschedule ();
				writethursdayschedule ();
				writefridayschedule ();
				break;
		}
	}
	//std::cout<<"Your text file is ready,";
	//system("start Schedule.TXT");
	return 0;
}

int page3 (std::string name, int bmr, int bmi, int tdee)
{
	system("cls");
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n";
	std::cout<<"Your BMR, BMI, TDEE were as below.\n";
	std::cout<<"BMR ="<<bmr<<"\n";
	std::cout<<"BMI ="<<bmi<<"\n";
	std::cout<<"TDEE="<<tdee<<"\n\n";
	std::cout<<"Context:\n";
	std::cout<<"BMR =Basal/Daily Metabolic Rate\n";
	std::cout<<"BMI =Body Mass Index\n";
	std::cout<<"TDEE=Total Daily Energy Expenditure\n";
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n\n";
	std::cout<<"Options:\n";
	std::cout<<"[1] View weekly workout schedule\n";
	std::cout<<"[2] View daily workout schedule\n";
	std::cout<<"[3] View suggested workout schedule\n";
	std::cout<<"[4] Print suggested workout schedule\n";
	std::cout<<"[5] Restart from first page\n";
	std::cout<<"[6] Developer page and exit\n";
	std::cout<<"Answer: ";
	int choice;
	std::cin>>choice;
	//1-4, loop here
	//5-6, go back, return 0-1
	//other than that, reloop
	while(choice>6||choice<1)//key in wrong while loop
	{
		std::cout<<"Please answer only via number 1-6: ";
		std::cin>>choice;
	}
	switch (choice)
	{
		case 1:
			weeklyschedule ();
			break;
		case 2:
			dailyschedule ();
			break;
		case 3:
			suggestedworkout (tdee);
			break;
		case 4:
			printschedule (name, bmr, bmi, tdee);
			break;
		case 5:
			break;
		case 6:
			break;
	}
}


int main()
{
	//change background/font color
	system("color 3B");

	system("cls");//loop starts here
	//page 1
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n";
	std::cout<<" Welcome to Fitness Optimizer NEUTRONIUM7000\n";
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n";

	std::string name;
	name = inputName ();

	//page 2
	system("cls");
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n";
	std::cout<<" Hello "<<name<<'\n';
	std::cout<<"o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o-o\n";

	char gender;
	gender = inputGender ();

	int age;
	age = inputAge ();

	int height;
	height = inputHeight ();

	int weight;
	weight = inputWeight ();

	//std::cout<<name<<'\n'<<gender<<'\n'<<age<<'\n'<<height<<'\n'<<weight<<'\n';

	float bmr=calculateBmr(gender, age, height, weight);
	std::cout<<"\nYour BMR (Basal Metabolic Rate) is "<<bmr<<"\n\n";//2dp, if needed change it to 0dp

	float factor=activityFactor();
	//std::cout<<factor;

	float bmi=calculateBmi (height, weight);
	//std::cout<<bmi;

	float tdee=calculateTdee (bmr, factor);
	std::cout<<tdee;

	//page 3, continue to class/inheritence
	page3(name, bmr, bmi, tdee);
	//return 1, start from 0
	//return 0, show dev page and end :D


	return 0;
}