#include <iostream>
#include <fstream>
#include <sstream>
#include <string>
#include "container.h"


int ProcessCommands(Container &Library, ofstream &Log);//processes the commands.data input file.
string CharToString(char input[], int size);//converts character arrays to string.

int main()
{	
	Container Library; //The class for holding everything.
	ofstream Log("output.data"); //open file stream for output.
	ProcessCommands(Library, Log);//call the function that processes all of the commeands.
	return 1;//exit
}


int ProcessCommands(Container &Library, ofstream &Log)
{
	//this functionj processes the commands.data input file
	char tempch[200];//temporary holding spot for a line inputted before conversion to string.
	string Command;//holds the command inputted from the input file.
	string Input;//holds the second part of the command line (if one exists)
	int Index = 0;//necessary for a few of the commands - holds data inputed from the file
	ifstream RouteDataIn("commands.data"); //open file stream for input

	while(!RouteDataIn.eof())//keep on inputting as long as there exists data to input.
	{
		for (int i = 0; i < 200;i++)//format our temporary char array
		{
			tempch[i] = ' ';//do actual formatting
		}
		RouteDataIn.getline(tempch, 200);//input data from file
		Command = CharToString(tempch,200);//convert to string
		for (int j = 0; j < (int)Command.length(); j++)//this loop splits the command string into two parts if there exists 2 parts. example: "add student" becomes "add" and "student
		{
			if (Command[j] == ' ')//if we find point to split on...
			{
				break;
			}
		}
		if (j != 0)//makes sure we found a split point...
		{
			Input = Command.substr(j+1, Command.length()-j-2);//set the input string to second half of input.
			for (int k = Input.length()-1; k >0; k--) //this loop deletes extraneous spaces at end of string
			{
				if (Input[k]== ' ' ) Input = Input.substr(0,Input.length()-1);
			}
			//cout << "'" << Input << "'" << endl;
			Command = Command.substr(0,j);//sets the command string to just the first part of itself...
		}

		if (Command == "print")
		{
			Log << Command << " " << Input << endl;//print to output.data which command is being run
			if (Input == "students")
			{
				Library.PrintStudents(Log);//print all of the students
			}
			if (Input == "items")
			{
				Library.PrintMedia(Log);//print all of the items
			}
			if(Input != "items" && Input != "students")
			{
				Library.PrintStudent(Log, Input);//print a specific student - pass input data to that function.
			}
		}
		if (Command == "delete")
		{
			Log << Command << " " << Input << endl;//print to output.data which command is being run
			Library.DeleteStudent(Log, Input);//pass on the input data for which student to delete
		}
		if (Command == "add")
		{
			Log << Command << " " << Input << endl;//print to output.data which command is being run
			if (Input == "student")
			{
				Library.AddStudent(Log, RouteDataIn);//add a student
			}
			if (Input == "item")
			{
				Library.AddItem(Log, RouteDataIn);//add an item
			}
		}

		if (Command == "quit")
		{
			Log << "quit" << endl;//print to output.data which command is being run
			return 1;//return successful completion.
		}
	}
	return 0;
}

string CharToString(char input[], int size)
{
	//converts from a C-style array of chars to a full string. Very simple addition.
	string output = "";
	for(int i =0;i<size;i++)
	{
		if (input[i])
		{
			output += input[i];
		}
	}
	return output;
}
/*
On my honor:

- I have not discussed the C++ language code in my program with anyone other than my instructor or the teaching assistants assigned to this course.

- I have not used C++ language code obtained from another student, or any other unauthorized source, either modified or unmodified. 

- If any C++ language code or documentation used in my program was obtained from another source, such as a textbook or course notes, that has been clearly noted with a proper citation in the comments of my program.

- I have not designed this program in such a way as to defeat or interfere with the normal operation of the Curator System.
Galen Maly

*/