.gitignore

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-# ---> Python
-# Byte-compiled / optimized / DLL files
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-*.py[cod]
-*$py.class
-
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-

README.md

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-# dubl2_uga
-

nime1.py

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+import datetime
+
+
+# Превращаем "иванов ПЕТР" в "Иванов П. П."
+def format_customer_name(full_name):
+    fio = full_name.split()
+    if not fio: return ""
+    surname = fio[0].capitalize()
+    # Собираем инициалы через цикл
+    initials = ""
+    for name in fio[1:]:
+        initials += f" {name[0].upper()}."
+    return f"{surname}{initials}"
+
+
+# Считаем скидочку: электроника - 10%, остальное - 5%
+def calculate_discount(total_sum, category):
+    if category.lower() == "electronics":
+        rate = 0.10
+    else:
+        rate = 0.05
+    return round(total_sum * rate, 2)
+
+
+# Проверяем, не пустой ли склад
+def validate_stock(product_id, quantity, warehouse_db):
+    v_nalichii = warehouse_db.get(product_id, 0)
+    return v_nalichii >= quantity
+
+
+# Добавляем налог региона
+def apply_tax(price, region_code):
+    taxes = {"77": 1.20, "78": 1.15}  # Москва и Питер
+    tax_rate = taxes.get(region_code, 1.10)  # Остальные - 10%
+    return round(price * tax_rate, 2)
+
+
+# Бьем строку из файла на части
+def parse_raw_order(csv_line):
+    d = csv_line.strip().split(';')
+    return {
+        "id": d[0], "product": d[1], "price": float(d[2]),
+        "qty": int(d[3]), "user_id": d[4], "customer_name": d[5],
+        "category": d[6], "region": d[7]
+    }
+
+
+# Просто фильтр по цене
+def filter_by_price(orders_list, min_price):
+    res = []
+    for o in orders_list:
+        if o['price'] >= min_price:
+            res.append(o)
+    return res
+
+
+# Собираем все уникальные категории в кучу
+def get_unique_categories(products_list):
+    cats = []
+    for p in products_list:
+        cats.append(p['category'])
+    return set(cats)
+
+
+# Считаем сколько юзер накупил за все время
+def summarize_user_activity(user_id, all_orders):
+    u_orders = [o for o in all_orders if o['user_id'] == user_id]
+    total = sum(o['total_spent'] for o in u_orders)
+    return {"total_orders": len(u_orders), "total_spent": round(total, 2)}
+
+
+# Генерим красивый номер дока
+def generate_invoice_id(index, region):
+    return f"2024-{region}-{index:04d}"
+
+
+# Просто вывод лога с временем
+def log_transaction(status, message):
+    t = datetime.datetime.now().strftime("%H:%M:%S")
+    return f"[{t}] {status.upper()}: {message}"
+
+
+def main():
+    # Типа наша база данных
+    sklad = {"101": 50, "102": 2, "103": 100, "104": 15}
+
+    orders_list = []
+
+    # Читаем данные из файла
+    try:
+        with open('data.txt', 'r', encoding='utf-8') as f:
+            lines = f.readlines()
+    except FileNotFoundError:
+        print("Ошибка: Файл data.txt не найден!")
+        return
+
+    print(log_transaction("info", "Начинаем обработку..."))
+
+    for i, line in enumerate(lines, 1):
+        if not line.strip(): continue  # Пропуск пустых строк
+
+        # Парсим строку в словарь
+        order = parse_raw_order(line)
+
+        # Проверяем склад
+        if validate_stock(order['id'], order['qty'], sklad):
+            # Считаем деньги
+            raw_sum = order['price'] * order['qty']
+            discount = calculate_discount(raw_sum, order['category'])
+            final_sum = apply_tax(raw_sum - discount, order['region'])
+
+            # Дописываем новые данные в словарь
+            order['invoice'] = generate_invoice_id(i, order['region'])
+            order['clean_name'] = format_customer_name(order['customer_name'])
+            order['total_spent'] = final_sum
+
+            orders_list.append(order)
+            print(log_transaction("ok", f"Заказ {order['invoice']} для {order['clean_name']} готов"))
+        else:
+            print(log_transaction("error", f"Товара {order['id']} маловато на складе"))
+
+    # Выводим финальную стату
+    print("\n" + "=" * 30)
+    print("ИТОГОВЫЙ ОТЧЕТ ПО ЮЗЕРАМ:")
+    print("=" * 30)
+
+    unique_users = set(o['user_id'] for o in orders_list)
+    for u in unique_users:
+        stats = summarize_user_activity(u, orders_list)
+        # Находим имя юзера для красоты
+        name = next(o['clean_name'] for o in orders_list if o['user_id'] == u)
+        print(f"Клиент: {name:20} | Заказов: {stats['total_orders']} | Итого: {stats['total_spent']} руб.")
+
+    # Список всех категорий
+    all_cats = get_unique_categories(orders_list)
+    print("\nРаботали с категориями:", ", ".join(all_cats))
+
+
+if __name__ == "__main__":
+    main()