From 85d4a64c9c405995f8bda11476462c4c5b61057c Mon Sep 17 00:00:00 2001
From: Kolan Sh <backbone@backbone.ws>
Date: Sun, 28 Mar 2021 23:42:20 +0300
Subject: [PATCH] LW6: Abstract Class BaseBookItem with virtual to_string()
 method.

---
 phoebook/CBookItems.cpp | 9 +++++++++
 phoebook/CBookItems.h   | 2 ++
 phoebook/CConsoleUI.cpp | 8 +-------
 3 files changed, 12 insertions(+), 7 deletions(-)

diff --git a/phoebook/CBookItems.cpp b/phoebook/CBookItems.cpp
index f75f076..7b02faf 100644
--- a/phoebook/CBookItems.cpp
+++ b/phoebook/CBookItems.cpp
@@ -322,4 +322,13 @@ std::istream& operator>>(std::istream& s, CBookItems::BookItem& item)
 {
   s >> item._sFirstName >> item._sLastName >> item._sPhoneNumber1 >> item._sPhoneNumber2;
 	return s;
+}
+
+const string CBookItems::BookItem::to_string() const
+{
+  string str = _sFirstName + " " + _sLastName + ": " + _sPhoneNumber1;
+
+  if (_sPhoneNumber2 != "")
+    str += ", " + _sPhoneNumber2;
+  return str;
 }
\ No newline at end of file
diff --git a/phoebook/CBookItems.h b/phoebook/CBookItems.h
index cf4ba20..84ba0c6 100644
--- a/phoebook/CBookItems.h
+++ b/phoebook/CBookItems.h
@@ -35,6 +35,7 @@ public:
 			virtual ~BaseBookItem()
 			{
 			}
+			virtual const string to_string() const = 0;
   };
 
   class BookItem : BaseBookItem<string>
@@ -54,6 +55,7 @@ public:
   		friend std::istream& operator>>(std::istream& s, BookItem& item);
 
       friend CBookItems;
+      const string to_string() const;
   };
 
 	vector<BookItem> _aItems;
diff --git a/phoebook/CConsoleUI.cpp b/phoebook/CConsoleUI.cpp
index 1f4e7bd..ae90c20 100644
--- a/phoebook/CConsoleUI.cpp
+++ b/phoebook/CConsoleUI.cpp
@@ -86,13 +86,7 @@ void CConsoleUI::FindItem(CBookItems& CPhoneBook)
 
 	for (int i = 0; i < nNumOfDesirvedItems.size(); i++)
 	{
-		string sFName = " ";
-		string sLName = " ";
-		string sNum1 = " ";
-		string sNum2 = " ";
-
-		CPhoneBook.GetItem(nNumOfDesirvedItems.at(i), sFName, sLName, sNum1, sNum2);
-		cout << 1 + i << ". " << sFName << " " << sLName << ": " << sNum1 << ", " << sNum2 << endl;
+		cout << 1 + i << ". " << CPhoneBook.GetItem(nNumOfDesirvedItems.at(i)).to_string() << endl;
 	}
 }