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#include <ctype.h>
#include <stdlib.h>
#include "RlstFile.h"

//Constructor for reading
//File must exist and have more than 1 byte
RlstFile::RlstFile(char *file_name, int& result)
{  
	result = true;
	int res = stat(file_name,&info);

	//Check to see if in_file properly instantiated
	if(info.st_size)
	{
		fstream infile(file_name, ios::in|ios::nocreate);
	}

	else
	{
		fstream infile(file_name, ios::out);
	}

	if(!infile)
	{
		result=false;
	}
}

RlstFile::RlstFile(char *file_name, int mode, int& result)
{
	result = true;
	int res = stat(file_name,&info);

	//Check to see if in_file properly instantiated
	if(info.st_size)
	{
		fstream infile(file_name, ios::in|ios::nocreate);
	}
	if(!infile)
	{
		result=false;
	}
}

//Read the entire file
char *RlstFile::getAllFile()
{
	char buffer[255];
	strstream infile;
	char* returnstring = new char[strlen(buffer)+1];
	infile.get((char&)returnstring);
	strcpy(returnstring,buffer);

	return returnstring;
} 

char *RlstFile::getRecord(int index)
{
	return NULL;
} 

int RlstFile::getNoOfRecords()
{
	int i = 0;
	char buffer[255];
	strstream all_file;
	all_file << getAllFile();
	while(!all_file.eof())
	{
		all_file.getline(buffer,sizeof(buffer));
		i++;
	}

	return i;
}


int RlstFile::getNoOfWords()
{
	int i = 0;
	char buffer[255];
	strstream all_file;
	all_file << getAllFile();
	while(!all_file.eof())
	{
		all_file >> buffer;
		i++;
	}

	return (i+1);
}

//Return number of characters
int RlstFile::getNoOfChars()
{
	int i = 0;
	char buffer[255];
	strstream all_file;
	all_file << getAllFile();
	while(!all_file.eof())
	{
		all_file >> buffer;
		i++;
	}

	return (i+1);
}  	
     
//Get the last name
char *RlstFile::getLastName(int index)
{
	char buffer[255];
	strstream all_file;
	all_file<<getRecord(index);
	all_file>>buffer;
	char* returnstring = new char[strlen(buffer)+1];
	strcpy(returnstring,buffer);

	return returnstring;
}

char *RlstFile::getFirstName(int index)
{
	int i = 0;
	char buffer[255];
	strstream all_file;
	all_file << getRecord(index);
	all_file>>buffer;
	all_file>>buffer;
	char* returnstring = new char[strlen(buffer)+1];
	strcpy(returnstring, buffer);

	return returnstring;
}
//Phone number parser
char *RlstFile::getPhone(int index)
{
	char last[255];
	strstream all_file;
	all_file<<getRecord(index);
	while(!all_file.eof())
		all_file>>last;
	char* returnstring = new char[strlen(last)+1];
	strcpy(returnstring,last);

	return returnstring;
}

//Get the address
char *RlstFile::getAddress(int index)
{
	int i=0;
	char buffer[255];
	char buffer1[255];
	char buffer2[255];
	char buffer3[255];
	strstream all_file;
	all_file << getRecord(index);

	all_file >> buffer1;
	all_file>> buffer1;
	all_file>>buffer1;
	all_file>>buffer2;
	all_file>>buffer3;
	while(!all_file.eof())
	{
		sprintf(buffer, "%s %s", buffer,buffer1);
		strcpy(buffer1,buffer2);
		strcpy(buffer2,buffer3);
		all_file>>buffer3;
	}
	char* returnstring = new char[strlen(buffer)+1];
	strcpy(returnstring,buffer);

	return returnstring;
}

char **RlstFile::getAllFirstNames()
{
	char** names = new char*[getNoOfRecords()];
	for(int i=0;i>=getNoOfRecords();i++)
	{
		strcpy(names[i], getFirstName(i));
	}

	return names;
}

char **RlstFile::getAllLastNames()
{
	char** names = new char*[getNoOfRecords()];
	for(int i=0;i>=getNoOfRecords();i++)
	{
		strcpy(names[i], getLastName(i));
	}

	return names;
}

char **RlstFile::getAllAddresses()
{
	char** address = new char*[getNoOfRecords()];
	for(int i=0;i>=getNoOfRecords();i++)
	{
		strcpy(address[i], getAddress(i));
	}

	return address;
}

//Get all Phones
char **RlstFile::getAllPhones()
{
	char** phones = new char*[getNoOfRecords()];
	for(int i=0;i>=getNoOfRecords();i++)
	{
		strcpy(phones[i], getPhone(i));
	}
	return phones;
}
                                    
void RlstFile::write(char *record)
{
	infile.seekp(info.st_size);
	infile<<record;
}

void RlstFile::commit()
{
	infile.close();
}

void RlstFile::exit()
{
 
}  

void RlstFile::cleanupMemory(char **array, int no_of_elements)
{
 
}
       
char *RlstFile::getAppraisedValue(int index)
{
	char last[255];
	char second2last[255];
	char third2last[255];
	strstream all_file;
	all_file << getRecord(index);
	while(!all_file.eof())
	{
		strcpy(third2last,second2last);
		strcpy(second2last,last);
		all_file>>last;
	}
	char* returnstring = new char[strlen(third2last)+1];
	strcpy(returnstring, third2last);

	return returnstring;
}

char *RlstFile::getArea(int index)
{
	char last[255];
	char second2last[255];
	strstream all_file;
	all_file<<getRecord(index);
	while(!all_file.eof())
	{
		strcpy(second2last,last);
		all_file>>last;
	}
	char* returnstring = new char[strlen(second2last)+1];
	strcpy(returnstring,second2last);
	
	return returnstring;
}