kffkfk

test33.py

@@ -6,13 +6,13 @@ class Book:
 
     def __str__(self):
         return f"{self.title} - {self.author}"
-    
+
 
 class Library:
     def __init__(self, library_id, title):
         self.library_id = library_id
         self.title = title
-        self.books = {} 
+        self.books = {}
 
     def add_book(self, book, count):
         if book.book_id in self.books:
@@ -22,48 +22,41 @@ class Library:
                 "book": book,
                 "count": count
             }
+
+    def borrow_book(self, book):
+        if book.book_id in self.books and self.books[book.book_id]["count"] > 0:
+            self.books[book.book_id]["count"] -= 1
+            return True
+        return False
+
+    def return_book(self, book):
+        if book.book_id in self.books:
+            self.books[book.book_id]["count"] += 1
+
     def __str__(self):
         return self.title
-    
-
 
 
 class Student:
     def __init__(self, student_id, full_name):
         self.student_id = student_id
         self.full_name = full_name
+        self.current_book = None
+        self.current_library = None
 
-    def __str__(self):
-        return self.full_name
-
-
-# ...
-
-class Borrow:
-    def __init__(self, student, book, library):
-        self.student = student
-        self.book = book
-        self.library = library
-
-    def info(self):
-        return f"{self.student} کتاب «{self.book}» را از کتابخانه {self.library} گرفته است"
+    def borrow(self, book, library):
+     
+        if self.current_book:
+            self.current_library.return_book(self.current_book)
+            print(f"{self.full_name} کتاب قبلی را پس داد.")
 
 
-book1 = Book(1, "رازآلوده", "نویسنده حسین")
-book2 = Book(2, "test", "author test")
-
-
-library1 = Library(1, "تاریخی")
-library2 = Library(2, "ورزشی")
-
-library1.add_book(book1, 3)
-library2.add_book(book2, 1)
-
-
-student1 = Student(1, "Ali")
-
-
-borrow1 = Borrow(student1, book1, library1)
-
-print(borrow1.info())
+        if library.borrow_book(book):
+            self.current_book = book
+            self.current_library = library
+            print(f"{self.full_name} کتاب «{book}» را گرفت.")
+        else:
+            print("کتاب موجود نیست!")
 
+    def __str__(self):
+        return self.full_name
\ No newline at end of file