from selenium import webdriver
from selenium.webdriver.chrome.service import Service
from webdriver_manager.chrome import ChromeDriverManager
from selenium.webdriver.support.ui import WebDriverWait
from selenium.webdriver.support import expected_conditions as EC
from selenium.webdriver.common.by import By
from selenium.webdriver.chrome.options import Options
from selenium.common.exceptions import TimeoutException, NoSuchElementException
import pandas as pd
import time

class ScrapingCarmudi:
    def __init__(self, link, total_pages=20):
        self.link = link 
        self.total_pages = total_pages
        self.driver = None
        self.wait = None
    
    def webdriver_connect(self):
        options = Options() 
        options.add_argument('--ignore-certificate-errors') 
        options.add_argument("--disable-web-security") 

        self.driver = webdriver.Chrome(service=Service(ChromeDriverManager().install()), options=options)
        self.wait = WebDriverWait(self.driver, 20)
    
    def lets_scraping_toweb(self):
        self.webdriver_connect()
        self.driver.get(self.link)

        cari_button = self.wait.until(EC.element_to_be_clickable((By.XPATH, "//div[contains(@class, 'search-button')]/button")))
        cari_button.click()

        time.sleep(3)

        df = pd.DataFrame({})
        index = 0

        try:
            while index < self.total_pages:
                print(f'Scraping page {index + 1}...')

                self.wait.until(EC.presence_of_all_elements_located((By.CLASS_NAME, "js-ellipsize-text")))

                car_names = self.wait.until(
                    EC.presence_of_all_elements_located((By.CLASS_NAME, "js-ellipsize-text"))
                )
                car_prices = self.wait.until(
                    EC.presence_of_all_elements_located((By.CLASS_NAME, "listing__price"))
                )

                for name, price in zip(car_names, car_prices):
                    car_name = name.text.strip()
                    car_price = price.text.strip()
                    print(car_name, car_price)

                    temp_df = pd.DataFrame({'car_names': [car_name], 'car_prices': [car_price]})
                    df = pd.concat([df, temp_df], ignore_index=True)

                try:
                    close_btn = WebDriverWait(self.driver, 5).until(
                        EC.element_to_be_clickable((By.CSS_SELECTOR, ".modal__destroy.b-close.close--menu"))
                    )
                    self.driver.execute_script("arguments[0].click();", close_btn)
                    print("Popup modal ditutup.")
                except TimeoutException:
                    pass  

                try:
                    next_button = self.wait.until(
                        EC.element_to_be_clickable((By.XPATH, "//li[contains(@class, 'next')]/a"))
                    )
                    self.driver.execute_script("arguments[0].click();", next_button)
                    print("Klik tombol Selanjutnya.")
                except (TimeoutException, NoSuchElementException):
                    print("Tombol 'Selanjutnya' tidak ditemukan, berhenti di halaman ini.")
                    break

                time.sleep(3)  
                index += 1

            df.to_csv('results.csv', index=False)
        finally:
            df.to_csv('results.csv', index=False)
            self.driver.quit()