/* solarSystemUI.cpp header file
 ======================================================================================================
 ENB241 | QUT Semester 1, 2015 | SolarArray Project
 ======================================================================================================
 This class was assigned to: <Student Name> | <ID Number>

 DESCRIPTION:
 	<Brief description of what this file does>
 	<Interfaces with user through command line interface, etc>




 ASSUMPTIONS
 	*
 	*
 	*


 NOTES:
 	*
 	*
 	*

 ======================================================================================================
 FILE CREATED: 09-05-2015
 LAST MODIFIED: 24-05-2015 by C. Odsey
 ======================================================================================================
*/



#include <iostream>
	using std::cout;
	using std::cin;
	using std::cerr;
	using std::endl;

#include "bank.h"
#include "power.h"


// ANSI colour codes
// These strings are interpreted by the terminal as a change colour command
const char* DEFAULT = "\033[0m";		// Default White text

const char* RED     = "\033[31m";       // Fail colour - bad :(
const char* YELLOW  = "\033[33m";
const char* GREEN   = "\033[32m";       // Pass colour - good! :)
const char* BLUE    = "\033[34m";
const char* CYAN    = "\033[36m";
const char* MAGENTA = "\033[35m";


void StartUI();
void StandardUI();
void AdvancedUI();

int cin_int(string variable);
double cin_double(string variable);
float cin_float(string variable);


int main(int argc, char *argv[])
{
	int flag = 1;

    cout << BLUE << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << CYAN << " SOLAR SYSTEM CALCULATOR! " << BLUE << "~~~~~~~~~~~~~~~~~~~~~~~~~~~~" << DEFAULT << endl << endl;
	// Test code!
	while(flag == 1){
		StartUI();
		cout << "Program Complete, would you like to run it again? (1):Yes (2):No\n";
		cin >> flag;
	while(flag < 1 || flag > 2){

		cerr << "Invalid input, please enter 1 or 2 for Yes or No respetively!\n";
		cin >> flag;
	}
	}
	cout << "Program Terminating." << endl;
	return 0;
}

void StartUI(){
	cout << "Would you Like to use the (1) Standard or (2) Advanced User Interface?\n";
	int mode = 0;
	mode = cin_int("the mode");
	while(mode < 1 || mode > 2){

		cerr << "Invalid input, please enter 1 or 2 for Standard or Advanced respetively!\n";
		mode = cin_int("the mode");
	}

	if(mode == 1)
		StandardUI();
	else
		AdvancedUI();
}

void StandardUI(){
	//Test Standard Functionality
	cout << "---Standard User Interface---\n";
	cout << "-----------------------------\n";
	cout << "You will now be prompted for data, please enter the appropriate values.\n\n";

	//Declare the relevant variables
	int banks;
	double ratedpower, length, invefficiency,  wireloss, tiltangle;
	float latitude, longitude, systemdecline, angleloss;


	cout << "Please enter the rated output of the panels: ";
	ratedpower = cin_double("rated output");

	cout << "Please enter the efficiency of the inverter: ";

	cout << "Please enter the loss due to the wire: ";

	cout << "Please enter the angle of tilt on the panels: ";

	cout << "Please enter the latitude of the system location: ";
	latitude = cin_float("latitude");

	cout << "Please enter the latitude of the system location: ";
	latitude = cin_float("latitude");

	cout << "Please enter the system's yearly decline: ";

	cout << "Please enter the loss due to angle: ";



	cout << "-------------------------------------------\n";
	cout << "Thank you, some data will now be processed.\n\n";
	//Call Bank constuctor

	//Call Power constructor
	/*
	Power StandardPower(ratedoutput, systemyearlydecline, angleloss, banks);

	cout << "The average yearly power your system will produce is " << StandardPower.AvgYearlyPow() << " watts per year.\n";
	cout << "The total power your system will produce in its lifetime is " << StandardPower.TotalLifePow() << " watts.\n";
	cout << "The following is a printout table of the projected power production for the life of the system\n";
	StandardPower.PrintTable();\
	*/
}

void AdvancedUI(){
	//Test Advanced Functionality
	cout << "---Advanced User Interface---\n";
	cout << "-----------------------------\n";
	cout << "You will now be prompted for data, please enter the appropriate values.\n\n";

	//Declare relevant variables

	//Display power stats for the user's system
	/*
	cout << "The average yearly power your system will produce is " << Advanced.AvgYearlyPow() << " watts per year.\n";
	cout << "The total power your system will produce in its lifetime is " << Advanced.TotalLifePow() << " watts.\n";
	cout << "The following is a printout table of the projected power production for the life of the system\n";
	StandardPower.PrintTable();
	*/
	//Display the cost-benefit stats for the user's system

}

int cin_int(string variable)
{
    // Validates and returns INT variable input from user
    // Doesn't check for overflow or underflow

    int inNum = 0;

    do
    {
        if (cin.fail())
        {
            cin.clear();
            while (cin.get() != '\n');
            cerr << RED << "ERROR: Invalid input for " << variable << "." << DEFAULT;
            cout << "Please enter a correct value for " << variable << ": ";
        }

        cout << "Enter " << variable << ": " << endl;
        cin >> inNum;

    } while (!cin.good());


    return inNum;
}

double cin_double(string variable)
{
    // Validates and returns DOUBLE variable input from user
    // Doesn't check for overflow or underflow

    double value = 0;
    bool validInput = false;

    char *endPtr = NULL;
    string input;


    while(!validInput)
    {
        value = 0;

        cin.sync();

        getline(cin, input, '\n');

        value = strtod(input.c_str(), &endPtr);

        // Check for characters in input string
        if (endPtr == input || *endPtr != '\0')
        {
            cerr << RED << "ERROR: Invalid input for " << variable << "." << DEFAULT << endl;
            cout << "Please enter a correct value for " << variable << ": ";
            validInput = false;
        }

        // otherwise correct input
        else
            validInput = true;
    }

    return value;
}





float cin_float(string variable)
{
    // Validates and returns FLOAT variable input from user
    // Doesn't check for overflow or underflow

    float value = 0;
    bool validInput = false;

    char *endPtr = NULL;
    string input;


    while(!validInput)
    {
        value = 0;

        cin.sync();

        getline(cin, input, '\n');

        value = strtof(input.c_str(), &endPtr);

        // Check for characters in input string
        if (endPtr == input || *endPtr != '\0')
        {
            cerr << RED << "ERROR: Invalid input for " << variable << "." << DEFAULT << endl;
            cout << "Please enter a correct value for " << variable << ": ";
            validInput = false;
        }

        // otherwise correct input
        else
            validInput = true;
    }

    return value;
}