namespace LSMS + Optimizations

Data/Inventory.csv

@@ -1,7 +1,7 @@
 BID,NAME,AUTHOR,COPIES,RENTED,LINK
-B123456,FirstBook,AUTHOR Name,0100,0022,LINK
-B222222,SecondBook,AUTHOR Name,0120,0021,LINK
-B333333,ThirdBook,AUTHOR Name,0120,0004,LINK
-B444444,FoursBook,AUTHOR Name,9999,0000,LINK
+B123456,FirstBook,AUTHOR Name,0100,0028,LINK
+B222222,SecondBook,AUTHOR Name,0120,0022,LINK
+B333333,ThirdBook,AUTHOR Name,0120,0002,LINK
+B444444,FoursBook,AUTHOR Name,9999,0001,LINK
 B555555,FifthBook,AUTHOR Name,0025,0020,LINK
-B666666,SixthBook,AUTHOR Name,0025,0022,LINK
+B666666,SixthBook,AUTHOR Name,0025,0023,LINK

src/Book.cpp

@@ -1,72 +1,83 @@
 #include "Book.h"
-
-Book::Book(csv::Row* _ptr_row){
-	init(_ptr_row);
-}
-
-Book::Book(csv::Row* _ptr_row, csv::CSVParser* _ptr_parser) : Book(_ptr_row){
-    if (!_ptr_parser)
-        throw csv::Error("Book: Parser points to nullptr");
-    mptr_parser = _ptr_parser;
-}
-
-void Book::init(csv::Row *_ptr_row)
+namespace LSMS
 {
-    if (!_ptr_row)
-        throw csv::Error("Book: Row points to nullptr");
-    mptr_info = _ptr_row;
-}
-
-Book::~Book(){
-    delete mptr_info;
-}
-
-size_t Book::increase_rented(){
-    size_t currently_rented = 0;
-    int rented_length = 4; 
-    std::string currently_rented_s(rented_length--, '0');
+    Book::Book(csv::Row *_ptr_row)
+    {
+        init(_ptr_row);
+    }
 
-    try
+    Book::Book(csv::Row *_ptr_row, csv::CSVParser *_ptr_parser) : Book(_ptr_row)
     {
-        currently_rented = std::stoi(mptr_info->getvalue("RENTED").data());
-        ++currently_rented;
-        //Format string to 0001
-        for (int val = (currently_rented < 0) ? -currently_rented : currently_rented; rented_length >= 0 && val != 0; --rented_length, val /= 10)
-            currently_rented_s[rented_length] = '0' + val % 10;
-        if (rented_length >= 0 && currently_rented < 0)
-            currently_rented_s[0] = '-';
+        if (!_ptr_parser)
+            throw csv::Error("Book: Parser points to nullptr");
+        mptr_parser = _ptr_parser;
+    }
 
+    void Book::init(csv::Row *_ptr_row)
+    {
+        if (!_ptr_row)
+            throw csv::Error("Book: Row points to nullptr");
+        mptr_info = _ptr_row;
     }
-    catch (const std::invalid_argument &e)
+
+    Book::~Book()
     {
-        return csv::npos;
+        delete mptr_info;
     }
 
-    if(mptr_info->change_value_in_to("RENTED", currently_rented_s))
-        if(mptr_parser->updateRow(mptr_info))
-            return currently_rented;
-        else
+    size_t Book::increase_rented()
+    {
+        size_t currently_rented = 0;
+        int format_length = 4;
+        std::string currently_rented_s(format_length--, '0');
+
+        try
+        {
+            currently_rented = std::stoi(mptr_info->getvalue("RENTED").data());
+            ++currently_rented;
+            //Format string to 0001
+            for (int val = (currently_rented < 0) ? -currently_rented : currently_rented; format_length >= 0 && val != 0; --format_length, val /= 10)
+                currently_rented_s[format_length] = '0' + val % 10;
+            if (format_length >= 0 && currently_rented < 0)
+                currently_rented_s[0] = '-';
+        }
+        catch (const std::invalid_argument &e)
+        {
             return csv::npos;
-    else
-        return csv::npos;
-}
+        }
 
-bool Book::is_available(){
-    try{
-        int copies = std::stoi(mptr_info->getvalue("COPIES").data());
-        int rented = std::stoi(mptr_info->getvalue("RENTED").data());
-        return copies - rented;
+        if (mptr_info->change_value_in_to("RENTED", currently_rented_s))
+            if (mptr_parser->updateRow(mptr_info))
+                return currently_rented;
+            else
+                return csv::npos;
+        else
+            return csv::npos;
     }
-    catch(const std::invalid_argument &){
+
+    bool Book::is_available()
+    {
+        try
+        {
+            int copies = std::stoi(mptr_info->getvalue("COPIES").data());
+            int rented = std::stoi(mptr_info->getvalue("RENTED").data());
+            return copies - rented;
+        }
+        catch (const std::invalid_argument &)
+        {
+            return false;
+        }
         return false;
     }
-    return false;
-}
 
-std::string_view Book::get_BID(){
-    return mptr_info->getvalue(0);
-}
+    std::string_view Book::get_BID()
+    {
+        return mptr_info->getvalue(0);
+    }
+
+    csv::Row &Book::get_Row()
+    {
+        return *mptr_info;
+    }
 
-csv::Row &Book::get_Row(){
-    return *mptr_info;
 }

src/Book.h

@@ -2,21 +2,27 @@
 #include "CSVParser.h"
 #include <string>
 
-class Book{
-private:
-    csv::Row* mptr_info = nullptr;
-    csv::CSVParser* mptr_parser = nullptr;
-public:
-    Book() = delete;
-    Book(csv::Row*);
-    Book(csv::Row*, csv::CSVParser*);
-    ~Book();
-
-    void init(csv::Row*);
+namespace LSMS
+{
+    class Book
+    {
+    private:
+        csv::Row *mptr_info = nullptr;
+        csv::CSVParser *mptr_parser = nullptr;
 
-    size_t increase_rented();
+    public:
+        Book() = delete;
+        Book(csv::Row *);
+        Book(csv::Row *, csv::CSVParser *);
+        ~Book();
 
-    bool is_available();
-    std::string_view get_BID();
-    csv::Row& get_Row();
-};
+        void init(csv::Row *);
+
+        size_t increase_rented();
+
+        bool is_available();
+        std::string_view get_BID();
+        csv::Row &get_Row();
+    };
+
+}