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#include <iostream>
#include <iomanip>
#include <vector>
#include <fstream>
#include <string>
#include <algorithm>
using namespace std;
// Sorts vectors (Calls swapper)
void sort(vector<string>& part_number, vector<char>& part_class, vector<int>&ohb, vector<double>& cost);
// Fills vectors
bool get_data(vector <string>& part_number, vector <char>& part_class, vector<int>& part_ohb, vector <double>& part_cost);
// Does a binary search
int bin_search(string key, const vector<string>& part_number);
// Asks user for a part number to search for
string get_target();
// Gets remaining info to add a part number
void get_more_data(char& class_in, int& part_ohb_in, double& part_cost_in);
// Inserts part number data into vectors into the proper location (code for this given below)
void insert_data(vector <string>& part_number, vector <char>& part_class, vector <int>& part_ohb, vector <double>& part_cost, string part_in,
char class_in, int part_ohb_in, double part_cost_in);
// Displays info on part number
void display(const vector <string>& part_number, const vector <char>& part_class, const vector <int>& part_ohb, const vector <double>& part_cost, int finder);
// Prints search stats
void print_stats(int searches, int good, int bad);
// Writes out file
void put_data(const vector <string>& part_number, const vector <char>& part_class, const vector <int>& part_ohb, const vector <double>& part_cost);
// Templated swap function. Swaps two items in a vector of any type
template <class CType> void swapper(CType& a, CType & b);
template<class CType>
void swapper(CType& a, CType& b)
{
CType temp;
temp = a;
a = b;
b = temp;
}
int main() {
vector <string> part_number;
vector <char> part_class;
vector <int> part_ohb;
vector <double> part_cost;
string part_in;
int part_ohb_in, searches = 0, good = 0, bad = 0, finder;
char class_in, response;
double part_cost_in;
do {
part_in = get_target();
searches++;
get_data(part_number, part_class, part_ohb, part_cost);
sort(part_number, part_class, part_ohb, part_cost);
finder = bin_search(part_in, part_number);
if (finder == -1) {
cout << part_in << "not found!\n";
get_more_data(class_in, part_ohb_in, part_cost_in);
cout << "Adding part into library...\n";
bad++;
insert_data(part_number, part_class, part_ohb, part_cost, part_in, class_in, part_ohb_in, part_cost_in);
}
else {
display(part_number, part_class, part_ohb, part_cost, finder);
good++;
}
cout << "Would you like to search again?" << endl;
cin >> response;
} while (response == 'y' || response == 'Y');
print_stats(searches, good, bad);
put_data(part_number, part_class, part_ohb, part_cost);
return 0;
}
void sort(vector<string>& part_number, vector<char>& part_class, vector<int>& part_ohb, vector<double>& part_cost) {
unsigned int i, j, increment;
string temp_pn;
char temp_pc;
int temp_ohb;
double temp_cost;
increment = 3;
while (increment > 0) {
for (i = 0; i < part_number.size(); i++) {
j = i;
swapper(temp_pn, part_number[i]);
swapper(temp_pc, part_class[i]);
swapper(temp_ohb, part_ohb[i]);
swapper(temp_cost, part_cost[i]);
while ((j >= increment) && (part_number[j - increment] > temp_pn)) {
swapper(part_number[j], part_number[j - increment]);
swapper(part_class[j], part_class[j - increment]);
swapper(part_ohb[j], part_ohb[j - increment]);
swapper(part_cost[j], part_cost[j - increment]);
j = j - increment;
}
swapper(part_number[j], temp_pn);
swapper(part_class[j], temp_pc);
swapper(part_ohb[j], temp_ohb);
swapper(part_cost[j], temp_cost);
}
if (increment / 2 != 0) {
increment = increment / 2;
}
else if (increment == 1) {
increment = 0;
}
else {
increment = 1;
}
}
}
bool get_data(vector <string>& part_number, vector <char>& part_class, vector <int>& part_ohb, vector <double>& part_cost) {
string partIn;
int ohbIn;
char classIn;
double costIn;
bool status;
ifstream file;
//reading the file here
file.open("parts.txt");
while (file >> partIn >> classIn >> ohbIn >> costIn)
{
part_number.push_back(partIn);
part_class.push_back(classIn);
part_ohb.push_back(ohbIn);
part_cost.push_back(costIn);
}
status = true;
file.close();
return status;
}
int bin_search(string key, const vector<string>& part_number) {
bool found = false;
int first, mid, last, return_val;
first = 0;
last = part_number.size() - 1;
while ((first <= last) && (!found)) {
mid = (first + last) / 2;
if (key == part_number[mid]) {
found = true;
}
else {
if (key < part_number[mid]) {
last = mid - 1;
}
else {
first = mid + 1;
}
}
}
if (found) {
return_val = mid;
}
else {
return_val = -1;
}
return return_val;
}
string get_target() {
string part_in;
cout << "What part number should I search for?" << endl;
cin >> part_in;
return part_in;
}
void get_more_data(char& class_in, int& part_ohb_in, double& part_cost_in) {
cout << "Please add in the part class, how many of them there are, and the cost per part: ";
cin >> class_in >> part_ohb_in >> part_cost_in;
}
void insert_data(vector <string>& part_number, vector <char>& part_class, vector <int>& part_ohb, vector <double>& part_cost,
string part_in, char class_in, int part_ohb_in, double part_cost_in) {
part_number.push_back(part_in);
part_class.push_back(class_in);
part_ohb.push_back(part_ohb_in);
part_cost.push_back(part_cost_in);
sort(part_number, part_class, part_ohb, part_cost);
}
void display(const vector <string>& part_number, const vector <char>& part_class, const vector <int>& part_ohb, const vector <double>& part_cost, int finder) {
double total = part_ohb[finder] * part_cost[finder];
cout << "There are " << part_ohb[finder] << " of Part Number " << part_number[finder] << " in inventory. It is a class " << part_class[finder]
<< " part. The cost is " << part_cost[finder] << ". The value of that inventory is " << total << ".\n";
}
void print_stats(int searches, int good, int bad) {
cout << "You made " << searches << " searches with " << good << " successful searches and " << bad << " bad searches.\n";
}
void put_data(const vector <string>& part_number, const vector <char>& part_class, const vector <int>& part_ohb, const vector <double>& part_cost) {
// for loop for displaying
ofstream myfile;
myfile.open("parts2.txt");
for (unsigned int i = 0; i < part_number.size(); i++) {
myfile << part_number[i] << " " << part_class[i] << " " << part_ohb[i] << " " << part_cost[i] << endl;
}
myfile.close();
}
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