All except loaning.

Signed-off-by: Abdulkadir Furkan Şanlı <me@abdulocra.cy>

bank.h

@@ -22,7 +22,7 @@ public:
 
 private:
   time_t lastBailout = 0; // Time since last bailout.
-  double reserve = 0;      // Total in bank reserves.
+  double reserve = 0;     // Total in bank reserves.
   std::vector<Bank *> banks;
 };
 
@@ -42,13 +42,17 @@ public:
   bool fire (Employee &x);
   bool openAccount (Client &x);
   bool closeAccount (Client &x);
-  bool newCredit (const std::string id, const double amount,
-                  const int installments, const int days,
-                  const float interest); // interest is additional interest on
-                                         // top of Gov rate.
-  double payInstallment (const int index);
-  void countEmployees ();
-  void listClients ();
+  // TODO: implement loans, for now there is placeholder loan() and unloan(),
+  // in order to simulate loaning and test bailout mechanism.
+
+  // bool newCredit (const std::string id, const double amount,
+  //                 const int installments, const int days,
+  //                 const float interest);
+  // double payInstallment (const int index);
+  auto countEmployees ();
+  auto countClients ();
+  bool loan (const double amount);
+  bool unloan (const double amount);
 
 private:
   Gov *centralBank;
@@ -56,13 +60,13 @@ private:
   double current = 0;            // Total current accts. of clients.
   double creditable = 0;         // Amount able to be loaned to clients.
   double credited = 0;           // Amount loaned.
-  struct creditRecord
+  struct creditRecord // TODO: implement loans, currently this struct is a dud.
   {
-    time_t start;
-    long interval; // Interval of payments in number of seconds.
-    double amount;
-    int installments;
-    float interest;
+    // time_t start;
+    // long interval; // Interval of payments in number of seconds.
+    // double amount;
+    // int installments;
+    // float interest;
   };
   struct clientRecord
   {