Removed 'ghost' files

Reviewed-on: #13

Dockerfile

@@ -1,11 +1,17 @@
-FROM gcc:latest
-
-RUN g++ src/*.cpp -o Bowling
+FROM gcc:latest AS build
 
 WORKDIR /app
 
+COPY include/* /app/include/
+COPY src/* /app/src/
+
+RUN g++ src/*.cpp -o Bowling
+
+FROM debian:sid-slim
+
+WORKDIR /app
+
+COPY --from=build /app/Bowling Bowling
 COPY rolls.txt /app/
 
-#RUN g++ src/*.cpp -o Bowling
-
 CMD ["./Bowling", "rolls.txt"]

include/FileHelper.h

@@ -1,13 +0,0 @@
-#ifndef FILEHELPER_H
-#define FILEHELPER_H
-
-class FileHelper {
-    public:
-        FileHelper() = default;
-        
-        ~FileHelper() = default;
-        
-        static bool fileExists(char *path);
-};
-
-#endif

include/FileReader.h

@@ -1,18 +0,0 @@
-#ifndef FILEREADER_H
-#define FILEREADER_H
-
-#include <string>
-#include <vector>
-
-using namespace std;
-
-class FileReader {
-    public:
-        FileReader() = default;
-        
-        ~FileReader() = default;
-        
-        static string getFile(char *path);
-};
-
-#endif

include/FileUtils.h

@@ -0,0 +1,19 @@
+#ifndef FILEUTILS_H
+#define FILEUTILS_H
+
+#include <string>
+#include <vector>
+
+using namespace std;
+
+class FileUtils {
+    public:
+        FileUtils() = default;
+        
+        ~FileUtils() = default;
+        
+        static string getFile(char *path);
+        static bool fileExists(char *path);
+};
+
+#endif

include/NumberHelper.h

@@ -1,27 +0,0 @@
-#ifndef NUMBERHELPER_H
-#define NUMBERHELPER_H
-
-#include <string>
-#include <vector>
-#include "../include/Frame.h"
-
-using namespace std;
-
-class NumberHelper {
-    public:
-        NumberHelper() = default;
-        
-        ~NumberHelper() = default;
-        
-        static vector<int> getRolls(string csv);
-        static bool validateRolls(vector<int> rolls);
-        static vector<Frame> createFrames(vector<int> rolls);
-    
-    private:
-        static Frame CreateStrikeFrame(int i);
-        static Frame CreateFreeFrame(int i, int j);
-        static Frame CreateBonusFrame(int i, int j, int k);
-};
-
-
-#endif

include/NumberUtils.h

@@ -0,0 +1,28 @@
+#ifndef NUMBERUTILS_H
+#define NUMBERUTILS_H
+
+#include <string>
+#include <vector>
+#include "../include/Frame.h"
+
+using namespace std;
+
+class NumberUtils {
+    public:
+        NumberUtils() = default;
+        
+        ~NumberUtils() = default;
+        
+        static vector<int> getRolls(const string& csv);
+        static bool validateRolls(const vector<int>& rolls);
+        static vector<Frame> createFrames(const vector<int>& rolls);
+    
+    private:
+        static Frame createStrikeFrame(int i);
+        static Frame createFreeFrame(int i, int j);
+        static Frame createBonusFrame(int i, int j, int k);
+        static bool isNumber(const std::string& str);
+};
+
+
+#endif

include/PrintFrames.h

@@ -13,9 +13,12 @@ class PrintFrames {
         
         ~PrintFrames() = default;
         
+        
+        static void printResult(const vector<Frame>& frames);
+        
+    private:
         static void printHeader();
-        static void printValue(string values);
-        static string parseValue(vector<Frame> frames);
+        static string parseValue(const vector<Frame>& frames);
 };
 
 #endif

include/ScoreCalculator.h

@@ -13,7 +13,7 @@ class ScoreCalculator {
         
         ~ScoreCalculator() = default;
         
-        static int getScore(vector<Frame> rolls);
+        static int getScore(const vector<Frame>& frames);
 };
 
 #endif

src/FileHelper.cpp

@@ -1,13 +0,0 @@
-#include "../include/FileHelper.h"
-#include <sys/stat.h>
-
-bool FileHelper::fileExists(char *path){
-    struct stat s;
-    
-    // Check if file exists, and if it isn't a folder.
-    if (stat(path, &s) == 0 && !(s.st_mode & S_IFDIR)){
-        return true;
-    }
-    
-    return false;
-}

src/FileReader.cpp

@@ -1,16 +0,0 @@
-#include "../include/FileReader.h"
-#include <string>
-#include <fstream>
-
-string FileReader::getFile(char *path){
-    ifstream file(path);
-    
-    string line;
-    
-    // There is only one line in the file
-    getline(file, line);
-    
-    file.close();
-    
-    return line;
-}

src/FileUtils.cpp

@@ -0,0 +1,28 @@
+#include "../include/FileUtils.h"
+#include <string>
+#include <fstream>
+#include <sys/stat.h>
+
+bool FileUtils::fileExists(char *path){
+    struct stat s;
+    
+    // Check if file exists, and if it isn't a folder.
+    if (stat(path, &s) == 0 && !(s.st_mode & S_IFDIR)){
+        return true;
+    }
+    
+    return false;
+}
+
+string FileUtils::getFile(char *path){
+    ifstream file(path);
+    
+    string line;
+    
+    // There is only one line in the file
+    getline(file, line);
+    
+    file.close();
+    
+    return line;
+}

src/NumberUtils.cpp

@@ -1,27 +1,33 @@
-#include "../include/NumberHelper.h"
+#include "../include/NumberUtils.h"
 #include <iostream>
 #include <string>
 #include <sstream>
 #include <vector>
+#include <cctype>
 
-vector<int> NumberHelper::getRolls(string csv){
+vector<int> NumberUtils::getRolls(const string& csv){
     vector<int> rolls;
     stringstream ss(csv);
     string number;
     
     // Get number from the CSV file, split by comma, and convert to int.
     while (getline(ss, number, ',')) {
+        if (!isNumber(number)) {
+            cerr << number << " is not a number.";
+            break;
+        }
+        
         rolls.push_back(stoi(number));
     }
     
     return rolls;
 }
 
-bool NumberHelper::validateRolls(vector<int> rolls){
+bool NumberUtils::validateRolls(const vector<int>& rolls){
     int rollCount = rolls.size();
     
-    for(int i = 0; i < rollCount; ++i) {
-        if(rolls[i] > 10 || rolls[i] < 0) {
+    for (int i = 0; i < rollCount; ++i) {
+        if (rolls[i] > 10 || rolls[i] < 0) {
             cerr << "Number: " << rolls[i] << " is invalid.";
             return false;
         }
@@ -43,46 +49,41 @@ bool NumberHelper::validateRolls(vector<int> rolls){
     return true;
 }
 
-vector<Frame> NumberHelper::createFrames(vector<int> rolls){
+vector<Frame> NumberUtils::createFrames(const vector<int>& rolls){
     vector<Frame> frame;
         
     int roll = 0;
     
-    while (roll != rolls.size())
-    {
+    while (roll != rolls.size()) {
         // Strike
-        if (rolls[roll] == 10)
-        {
+        if (rolls[roll] == 10) {
             // If we're on our last frame, and roll a strike, we're given two bonus rolls.
             if (roll + 3 == rolls.size() && rolls[roll - 3] == 10) {
-                frame.push_back(CreateBonusFrame(rolls[roll], rolls[roll + 1], rolls[roll + 2]));
+                frame.push_back(createBonusFrame(rolls[roll], rolls[roll + 1], rolls[roll + 2]));
                 break;
             }
             
-            frame.push_back(CreateStrikeFrame(10));
+            frame.push_back(createStrikeFrame(10));
             
             roll += 1;
         }
         
         // Spare
-        else if (rolls[roll] + rolls[roll + 1] == 10)
-        {
+        else if (rolls[roll] + rolls[roll + 1] == 10) {
             // If we're on our last frame, and roll a spare, we're given a bonus roll.
-            if (roll + 3 == rolls.size() && rolls[roll] + rolls[roll + 1] == 10)
-            {
-                frame.push_back(CreateBonusFrame(rolls[roll], rolls[roll + 1], rolls[roll + 2]));
+            if (roll + 3 == rolls.size()) {
+                frame.push_back(createBonusFrame(rolls[roll], rolls[roll + 1], rolls[roll + 2]));
                 break;
             }
             
-            frame.push_back(CreateFreeFrame(rolls[roll], rolls[roll + 1]));
+            frame.push_back(createFreeFrame(rolls[roll], rolls[roll + 1]));
             
             roll += 2;
         }
         
         // Open Frame
-        else
-        {
-            frame.push_back(CreateFreeFrame(rolls[roll], rolls[roll + 1]));
+        else {
+            frame.push_back(createFreeFrame(rolls[roll], rolls[roll + 1]));
             
             roll += 2;
         }
@@ -91,7 +92,7 @@ vector<Frame> NumberHelper::createFrames(vector<int> rolls){
     return frame;
 }
 
-Frame NumberHelper::CreateStrikeFrame(int i){
+Frame NumberUtils::createStrikeFrame(int i){
     struct Frame frame = Frame();
     
     vector<int> rolls;
@@ -103,7 +104,7 @@ Frame NumberHelper::CreateStrikeFrame(int i){
     return frame;
 }
 
-Frame NumberHelper::CreateFreeFrame(int i, int j){
+Frame NumberUtils::createFreeFrame(int i, int j){
     struct Frame frame = Frame();
     
     vector<int> rolls;
@@ -116,7 +117,7 @@ Frame NumberHelper::CreateFreeFrame(int i, int j){
     return frame;
 }
 
-Frame NumberHelper::CreateBonusFrame(int i, int j, int k){
+Frame NumberUtils::createBonusFrame(int i, int j, int k){
     struct Frame frame = Frame();
     
     vector<int> rolls;
@@ -128,4 +129,12 @@ Frame NumberHelper::CreateBonusFrame(int i, int j, int k){
     frame.Roll = rolls;
     
     return frame;
+}
+
+bool NumberUtils::isNumber(const std::string& str){
+    for (size_t i = 0; i < str.size(); ++i) {
+        if (!isdigit(str[i]) && !isspace(str[i])) return false;
+    }
+    
+    return true;
 }

src/PrintFrames.cpp

@@ -2,16 +2,16 @@
 #include <iostream>
 #include <sstream>
 
+void PrintFrames::printResult(const vector<Frame>& frames) {
+    printHeader();
+    cout << parseValue(frames);
+}
+
 void PrintFrames::printHeader() {
     cout << "| f1 | f2 | f3 | f4 | f5 | f6 | f7 | f8 | f9 | f10   |" << endl;
 }
 
-void PrintFrames::printValue(string value) {
-    cout << value;
-}
-
-string PrintFrames::parseValue(vector<Frame> frames) {
-    string value;
+string PrintFrames::parseValue(const vector<Frame>& frames) {
     stringstream ss;
     
     // There can only be 10 frames.
@@ -31,14 +31,12 @@ string PrintFrames::parseValue(vector<Frame> frames) {
                 else if (frames[i].Roll[1] == 10 && frames[i].Roll[2] != 10) {
                     ss << "X, " << frames[i].Roll[2] << "  ";
                 }
-                
                 else if (frames[i].Roll[1] == 10 && frames[i].Roll[2] == 0) {
                     ss << frames[i].Roll[1] << ", -  ";
                 }
                 else if (frames[i].Roll[1] == 0 && frames[i].Roll[2] == 10) {
                     ss << "-, " << frames[i].Roll[2] << "  ";
                 }
-                
                 else if (frames[i].Roll[1] != 10 && frames[i].Roll[2] == 0) {
                     ss << frames[i].Roll[1] << ", -  ";
                 }
@@ -60,15 +58,12 @@ string PrintFrames::parseValue(vector<Frame> frames) {
                     if (frames[i + 1].Roll[0] + frames[i + 1].Roll[1] == 10) {
                         ss << "X, " << frames[i + 1].Roll[0] << ", /";
                     }
-                    
                     else if (frames[i + 1].Roll[0] == 0 && frames[i + 1].Roll[1] != 0) {
                         ss << "X, " << "-, " << frames[i + 1].Roll[1];
                     }
                     else if (frames[i + 1].Roll[0] != 0 && frames[i + 1].Roll[1] == 0) {
                         ss << "X, " << frames[i + 1].Roll[0] << ", -";
-                    }
-                    
-                    else {
+                    } else {
                         ss << "X,  ";
                     }
                 }
@@ -102,8 +97,9 @@ string PrintFrames::parseValue(vector<Frame> frames) {
                 else if (frames[i].Roll[0] == 0 && frames[i].Roll[1] == 10 && frames[i].Roll[2] == 10) {
                     ss << "-, /, X";
                 } else {
-                    ss << frames[i].Roll[0] << ", /   ";
+                    ss << frames[i].Roll[0] << ", /, " << frames[i].Roll[2];
                 }
+                
                 continue;
             }
             
@@ -121,12 +117,9 @@ string PrintFrames::parseValue(vector<Frame> frames) {
             else if (frames[i].Roll[0] == 0 && frames[i].Roll[1] != 0) {
                 ss << "-, " << frames[i].Roll[1];
             }
-            
             else if (frames[i].Roll[0] != 0 && frames[i].Roll[1] == 0) {
                 ss << frames[i].Roll[0] << ", -";
-            }
-            
-            else {
+            } else {
                 ss << frames[i].Roll[0] << ", " << frames[i].Roll[1];
             }
         }

src/ScoreCalculator.cpp

@@ -1,7 +1,7 @@
 #include "../include/ScoreCalculator.h"
 #include "../include/Frame.h"
 
-int ScoreCalculator::getScore(vector<Frame> frames) {
+int ScoreCalculator::getScore(const vector<Frame>& frames) {
     int score = 0;
     
     // There can only be 10 frames.

src/main.cpp

@@ -1,8 +1,7 @@
 #include <iostream>
 #include <string>
-#include "../include/FileReader.h"
-#include "../include/FileHelper.h"
-#include "../include/NumberHelper.h"
+#include "../include/FileUtils.h"
+#include "../include/NumberUtils.h"
 #include "../include/ScoreCalculator.h"
 #include "../include/PrintFrames.h"
 
@@ -14,24 +13,21 @@ int main(int argc, char *argv[]) {
         return 0;
     }
     
-    if (!FileHelper::fileExists(argv[1])) {
+    if (!FileUtils::fileExists(argv[1])) {
         cerr << "Filepath: " << argv[1] << " doesn't exist.";
         return 0;
     }
     
-    string file = FileReader::getFile(argv[1]);
-    vector<int> rolls = NumberHelper::getRolls(file);
+    string file = FileUtils::getFile(argv[1]);
+    vector<int> rolls = NumberUtils::getRolls(file);
     
-    if (!NumberHelper::validateRolls(rolls)) {
+    if (!NumberUtils::validateRolls(rolls)) {
         return 0;
     }
     
-    vector<Frame> frames = NumberHelper::createFrames(rolls);
+    vector<Frame> frames = NumberUtils::createFrames(rolls);
     
-    string values = PrintFrames::parseValue(frames);
-    
-    PrintFrames::printHeader();
-    PrintFrames::printValue(values);
+    PrintFrames::printResult(frames);
     
     int score = ScoreCalculator::getScore(frames);
     cout << "Score: " << score << endl;