import os
from flask import Flask, render_template
from flask_bootstrap import Bootstrap5
from models import db, Feature

app = Flask(__name__)
db_user = os.getenv('DB_USER')
db_pass = os.getenv('DB_PASS')
db_name = os.getenv('DB_NAME')
app.config['SQLALCHEMY_DATABASE_URI'] = f'postgresql://{db_user}:{db_pass}@db:5432/{db_name}' if db_user else 'sqlite:///:memory:'  # Fallback only if no env (for tests)
app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False

bootstrap = Bootstrap5(app)
db.init_app(app)

@app.route('/')
def index():
    with app.app_context():
        features = Feature.query.all()
    return render_template('index.html', features=features)