import pymysql
from jinja2 import Environment, FileSystemLoader
from flask import Flask, render_template
import os

# Configuration
HOST = "localhost"
USER = "demoUser"
PASSWORD = "demoPassword"
DATABASE = "cijliness"
CHARSET = 'utf8mb4'

# Initialize Flask app and Jinja2 template engine


app = Flask(__name__, template_folder=os.path.abspath('./templates'))

app.config['TEMPLATES_AUTO_RELOAD'] = True
app.config['SECRET_KEY'] = 'your_secret_key'

loader = FileSystemLoader('templates')
env = Environment(loader=loader)
app.jinja_env = env

def get_formatted_date(value):
    """Custom Jinja2 date filter."""
    return value.strftime("%Y-%m-%d %H:%M")

env.filters['date'] = get_formatted_date

def get_articles():
    """Fetch articles from the database."""
    try:
        connection = pymysql.connect(
            host=HOST,
            user=USER,
            password=PASSWORD,
            db=DATABASE,
            charset=CHARSET
        )

        cursor = connection.cursor()

        query = '''
                SELECT id, title, introtext,created FROM cijliness.cijl_content
                WHERE state = 1
                ORDER BY id ASC;
                '''

        cursor.execute(query)

        articles = []

        for row in cursor:
            articles.append({
                'id': row[0],
                'title': row[1],
                'introtext': row[2],
                'created': row[3],
            })

        cursor.close()
        connection.commit()
        connection.close()

        return articles

    except pymysql.MySQLError as e:
        print(f"Error: {e}")
        return None
@app.route("/")
def index():
    """Render base.html with articles."""
    articles = get_articles()

    if articles is not None:
        context = {'articles': articles}
        output = render_template('base.html', **context)
        with open("rendered.html", "w") as f:
            f.write(output)

        return render_template('base.html', **context)

    return "Failed to fetch articles."

if __name__ == "__main__":
    app.run()
    index()