import os
import time

import pandas as pd
from selenium import webdriver
from selenium.webdriver.chrome.service import Service as ChromeService
from selenium.webdriver.common.by import By
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.support.ui import WebDriverWait
from webdriver_manager.chrome import ChromeDriverManager

def scrape_comments(url):
    # Create data directory if it doesn't exist
    data_directory = "data"
    if not os.path.exists(data_directory):
        os.makedirs(data_directory)

    def comprehensive_scroll(driver):
        # Scroll until no more new content is loaded
        last_height = driver.execute_script("return document.body.scrollHeight")
        while True:
            # Scroll to bottom
            driver.execute_script("window.scrollTo(0, document.body.scrollHeight);")
            time.sleep(3)  # Wait for potential content loading

            # Calculate new scroll height
            new_height = driver.execute_script("return document.body.scrollHeight")

            # Check if bottom has been reached
            if new_height == last_height:
                break

            last_height = new_height

    try:
        chrome_options = webdriver.ChromeOptions()
        chrome_options.add_argument("--disable-notifications")
        chrome_options.add_argument("--headless")
        chrome_options.add_argument("--disable-gpu")
        chrome_options.add_argument("--no-sandbox")
        chrome_options.add_argument("--disable-dev-shm-usage")
        chrome_options.add_argument("--window-size=1920,1080")
        chrome_options.add_argument("--disable-setuid-sandbox")
        chrome_options.add_argument("--remote-debugging-port=9222")
        chrome_options.binary_location = "/usr/bin/google-chrome"  # Chrome'un yolu

        try:
            driver = webdriver.Chrome(options=chrome_options)
        except Exception as e:
            print(f"Chrome initialization failed: {str(e)}")
            try:
                # Alternatif olarak undetected-chromedriver'ı deneyin
                import undetected_chromedriver as uc
                driver = uc.Chrome(options=chrome_options)
            except Exception as e:
                print(f"Undetected chromedriver failed: {str(e)}")
                return None

        try:
            driver.maximize_window()
            driver.get(url)

            # Cookie popup'ı kapatmayı dene, başarısız olursa devam et
            try:
                WebDriverWait(driver, 10).until(
                    EC.element_to_be_clickable((By.ID, "onetrust-accept-btn-handler"))
                ).click()
            except:
                print("Cookie popup not found or couldn't be closed")
                pass

            comprehensive_scroll(driver)

            comment_elements = driver.find_elements(
                By.XPATH,
                "/html/body/div[1]/div[4]/div/div/div/div/div[3]/div/div/div[3]/div[2]/div",
            )
            total_comments = len(comment_elements)

            data = []
            for i in range(1, total_comments + 1):
                kullanıcı_id = i
                try:
                    username_xpath = f"/html/body/div[1]/div[4]/div/div/div/div/div[3]/div/div/div[3]/div[2]/div[{i}]/div[1]/div[2]/div[1]"
                    username = driver.find_element(By.XPATH, username_xpath).text
                except:
                    username = "N/A"

                try:
                    comment_xpath = f"/html/body/div[1]/div[4]/div/div/div/div/div[3]/div/div/div[3]/div[2]/div[{i}]/div[2]/p"
                    comment = driver.find_element(By.XPATH, comment_xpath).text
                except:
                    comment = "N/A"

                try:
                    date_xpath = f"/html/body/div[1]/div[4]/div/div/div/div/div[3]/div/div/div[3]/div[2]/div[{i}]/div[1]/div[2]/div[2]"
                    date = driver.find_element(By.XPATH, date_xpath).text
                except:
                    date = "N/A"

                star_xpath_base = f"/html/body/div[1]/div[4]/div/div/div/div/div[3]/div/div/div[3]/div[2]/div[{i}]/div[1]/div[1]/div"
                try:
                    full_stars = driver.find_elements(
                        By.XPATH,
                        f"{star_xpath_base}/div[@class='star-w']/div[@class='full'][@style='width: 100%; max-width: 100%;']",
                    )
                    star_count = len(full_stars)
                except:
                    star_count = 0

                data.append(
                    {
                        "Kullanıcı_id": kullanıcı_id,
                        "Kullanıcı Adı": username,
                        "Yorum": comment,
                        "Tarih": date,
                        "Yıldız Sayısı": star_count,
                    }
                )

            df = pd.DataFrame(data)
            return df

        finally:
            try:
                driver.quit()
            except:
                pass

    except Exception as e:
        print(f"Hata oluştu: {str(e)}")
        try:
            if 'driver' in locals():
                driver.quit()
        except:
            pass
        return None

if __name__ == "__main__":
    # Test URL
    url = "https://www.trendyol.com/apple/macbook-air-m1-cip-8gb-256gb-ssd-macos-13-qhd-tasinabilir-bilgisayar-uzay-grisi-p-68042136/yorumlar"
    df = scrape_comments(url)
    if df is not None:
        print(f"Toplam {len(df)} yorum çekildi.")