Asem

asem_python_week_4/asem_book_transactions.py

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+import json
+import os
+
+BOOK_FILE = "kitap.json"
+
+
+def read_books():
+    if os.path.exists(BOOK_FILE):
+        with open(BOOK_FILE, "r", encoding="utf-8") as file:
+            return json.load(file)
+    else:
+        return []
+
+
+def save_books(book_list):
+    with open(BOOK_FILE, "w", encoding="utf-8") as file:
+        json.dump(book_list, file, ensure_ascii=False, indent=4)
+
+
+def add_book(title, author, publisher, barcode):
+    books = read_books()
+
+
+    for book in books:
+        if book["Barkod"] == barcode:
+            print("A book with this barcode already exists.")
+            return
+
+    new_book = {
+        "Barkod": barcode,
+        "Kitap_Adi": title,
+        "Yayinevi": publisher,
+        "Yazar": author
+    }
+
+    books.append(new_book)
+    save_books(books)
+    print("Book added successfully.")
+
+
+def delete_book(barcode_to_delete):
+    books = read_books()
+    updated_books = [book for book in books if book["Barkod"] != barcode_to_delete]
+
+    if len(books) == len(updated_books):
+        print("Book not found.")
+    else:
+        save_books(updated_books)
+        print("Book deleted.")
+
+
+def search_book(search_term):
+    books = read_books()
+    found = False
+    for book in books:
+        if search_term.lower() in book["Kitap_Adi"].lower():
+            print(f"\n Found Book: {book}")
+            found = True
+    if not found:
+        print("No match found.")
+
+
+if __name__ == "__main__":
+    print("Book transactions module loaded.")

asem_python_week_4/asem_main.py

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+import asem_book_transactions
+import asem_member_transactions
+import json
+
+while True:
+    print("\n" + "-" * 58)
+    print("-        WELCOME TO OUR PUBLIC LIBRARY              -")
+    print("-                                                  -")
+    print("-     1 - MEMBERSHIP TRANSACTIONS       (Enter 1)  -")
+    print("-     2 - BOOK TRANSACTIONS             (Enter 2)  -")
+    print("-     3 - EXIT                          (Enter 0)  -")
+    print("-" * 58)
+
+    choice = input("Please enter the code of your desired option: ")
+
+    # --- Membership Transactions
+    if choice == "1":
+        print("\n" + "-" * 58)
+        print("- MEMBERS          = 1    =  LEND BOOK        = 5 -")
+        print("- ADD MEMBER       = 2    =  RETURN BOOK      = 6 -")
+        print("- SEARCH MEMBER    = 3    =  TRACK BOOKS      = 7 -")
+        print("- DELETE MEMBER    = 4    =  EXIT             = 0 -")
+        print("-" * 58)
+        operation = input("Select an operation: ")
+
+        if operation == "1":
+            members =  asem_member_transactions.read_members()
+            for member in members:
+                print(member)
+
+        elif operation == "2":
+            name = input("Enter member name: ")
+            phone = input("Enter phone number: ")
+            address = input("Enter address: ")
+            asem_member_transactions.add_member(name, phone, address)
+
+        elif operation == "3":
+            search = input("Enter name to search: ")
+            asem_member_transactions.search_member(search)
+
+        elif operation == "4":
+            delete = input("Enter name to delete: ")
+            asem_member_transactions.delete_member(delete)
+
+        elif operation == "5":
+            asem_member_transactions.lend_book()
+
+        elif operation == "6":
+            asem_member_transactions.return_book()
+
+        elif operation == "7":
+            tracking = asem_member_transactions.read_tracking()
+            for t in tracking:
+                print(t)
+
+        elif operation == "0":
+            continue
+
+        else:
+            print("Invalid selection in Membership Transactions.")
+
+    # --- Book Transactions
+    elif choice == "2":
+        print("\n" + "-" * 58)
+        print("- BOOKS            = 1                           -")
+        print("- ADD BOOK         = 2                           -")
+        print("- SEARCH BOOK      = 3                           -")
+        print("- DELETE BOOK      = 4        EXIT = 0           -")
+        print("-" * 58)
+        operation = input("Select an operation: ")
+
+        if operation == "1":
+            books = asem_book_transactions.read_books()
+            for book in books:
+                print(book)
+
+        elif operation == "2":
+            title = input("Enter book name: ")
+            author = input("Enter author: ")
+            publisher = input("Enter publisher: ")
+            barcode = input("Enter barcode: ")
+            asem_book_transactions.add_book(title, author, publisher, barcode)
+
+        elif operation == "3":
+            keyword = input("Enter keyword to search for: ")
+            asem_book_transactions.search_book(keyword)
+
+        elif operation == "4":
+            barcode = input("Enter barcode to delete: ")
+            asem_book_transactions.delete_book(barcode)
+
+        elif operation == "0":
+            continue
+
+        else:
+            print("Invalid selection in Book Transactions.")
+
+    elif choice == "0":
+        print("Exiting the system. Goodbye!")
+        break
+
+    else:
+        print("Invalid selection. Please try again.")

asem_python_week_4/asem_member_transactions.py

@@ -0,0 +1,140 @@
+import json
+import os
+from datetime import datetime, timedelta
+
+
+MEMBER_FILE = 'member.json'
+TRACK_FILE = 'tracking.json'
+BOOK_FILE = 'kitap.json'
+
+
+def read_members():
+    if not os.path.exists(MEMBER_FILE):
+        return []
+    with open(MEMBER_FILE, 'r', encoding='utf-8') as file:
+        return json.load(file)
+
+
+def update_members(member_list):
+    with open(MEMBER_FILE, 'w', encoding='utf-8') as file:
+        json.dump(member_list, file, ensure_ascii=False, indent=4)
+
+
+def add_member(name, phone, address):
+    members = read_members()
+    new_id = 1
+    if members:
+        new_id = max(member["id"] for member in members) + 1
+    new_member = {
+        "id": new_id,
+        "name": name,
+        "phone": phone,
+        "address": address
+    }
+    members.append(new_member)
+    update_members(members)
+    print("Member added successfully.")
+
+
+def search_member(query):
+    members = read_members()
+    for member in members:
+        if query.lower() in member["name"].lower():
+            print("Member found:", member)
+            return member
+    print("Member not found.")
+    return None
+
+
+def delete_member(name_to_delete):
+    members = read_members()
+    updated_list = [member for member in members if member["name"].lower() != name_to_delete.lower()]
+    update_members(updated_list)
+    print("Member deleted if existed.")
+
+
+import json
+
+def read_tracking():
+    try:
+        with open("tracking.json", "r", encoding="utf-8", errors="replace") as file:
+            return json.load(file)
+    except (json.JSONDecodeError, FileNotFoundError):
+        return []
+
+
+
+def save_tracking(data):
+    tracking = read_tracking()
+    tracking.append(data)
+    with open(TRACK_FILE, 'w',encoding="utf-8") as file:
+        json.dump(tracking, file, ensure_ascii=False, indent=4)
+
+
+def lend_book():
+    if not os.path.exists(BOOK_FILE):
+        print("Book file not found.")
+        return
+
+    with open(BOOK_FILE, 'r',encoding="utf-8") as file:
+        books = json.load(file)
+
+    members = read_members()
+
+    barcode = input("Enter the barcode of the book to lend: ")
+    member_name = input("Enter member name: ")
+
+    member = next((m for m in members if m["name"].lower() == member_name.lower()), None)
+    if not member:
+        print("Member not found.")
+        return
+
+    for i, book in enumerate(books):
+        if str(book["Barkod"]) == barcode:
+            now = datetime.now()
+            return_date = now + timedelta(days=14)
+            loan_entry = {
+                "barcode": barcode,
+                "member_name": member["name"],
+                "phone": member["phone"],
+                "address": member["address"],
+                "book_title": book["Kitap_Adi"],
+                "author": book["Yazar"],
+                "publisher": book["Yayinevi"],
+                "price": book.get("Fiyat", "N/A"),
+                "language": book.get("Dil", "N/A"),
+                "loan_date": now.strftime("%d-%m-%Y, %H:%M"),
+                "return_date": return_date.strftime("%d-%m-%Y")
+            }
+            save_tracking(loan_entry)
+            books.pop(i)
+            with open(BOOK_FILE, 'w', encoding='utf-8') as f:
+                json.dump(books, f, ensure_ascii=False, indent=4)
+            print("Book has been lent successfully.")
+            return
+
+    print("Book not found.")
+
+# Return a book
+def return_book():
+    books = []
+    if os.path.exists(BOOK_FILE):
+        with open(BOOK_FILE, 'r', encoding='utf-8') as file:
+            books = json.load(file)
+
+    title = input("Enter the title of the book to return: ")
+    author = input("Enter author: ")
+    publisher = input("Enter publisher: ")
+    barcode = input("Enter barcode: ")
+
+    returned_book = {
+        "Kitap_Adi": title,
+        "Yazar": author,
+        "Yayinevi": publisher,
+        "Barkod": barcode
+    }
+    books.append(returned_book)
+    with open(BOOK_FILE, 'w', encoding='utf-8') as file:
+        json.dump(books, file, ensure_ascii=False, indent=4)
+
+    print("Book returned and added back to the library.")