import random
import logging
from datetime import datetime, timedelta, timezone
from openai import OpenAI  # Add this import
from foodie_utils import post_tweet, AUTHORS, SUMMARY_MODEL
from dotenv import load_dotenv  # Add this import

# Setup logging
logging.basicConfig(level=logging.INFO, format='%(asctime)s - %(levelname)s - %(message)s')

# Load environment variables
load_dotenv()

# Initialize OpenAI client
client = OpenAI(api_key=os.getenv("OPENAI_API_KEY"))

def generate_engagement_tweet(author):
    author_handle = author["x_username"]  # Updated to use x_username from X_API_CREDENTIALS
    prompt = (
        f"Generate a concise tweet (under 280 characters) for {author_handle}. "
        f"Create an engaging food-related question or statement to spark interaction. "
        f"Include a call to action to follow {author_handle} or like the tweet, and mention InsiderFoodie.com with a link to https://insiderfoodie.com. "
        f"Avoid using the word 'elevate'—use more humanized language like 'level up' or 'bring to life'. "
        f"Do not include emojis, hashtags, or reward-driven incentives (e.g., giveaways)."
    )
    
    try:
        response = client.chat.completions.create(
            model=SUMMARY_MODEL,
            messages=[
                {"role": "system", "content": "You are a social media expert crafting engaging tweets."},
                {"role": "user", "content": prompt}
            ],
            max_tokens=100,
            temperature=0.7
        )
        tweet = response.choices[0].message.content.strip()
        if len(tweet) > 280:
            tweet = tweet[:277] + "..."
        return tweet
    except Exception as e:
        logging.warning(f"Failed to generate engagement tweet for {author['username']}: {e}")
        # Fallback templates
        engagement_templates = [
            f"Whats the most mouthwatering dish youve seen this week Share below and follow {author_handle} for more foodie ideas on InsiderFoodie.com Link: https://insiderfoodie.com",
            f"Food lovers unite Whats your go to comfort food Tell us and like this tweet for more tasty ideas from {author_handle} on InsiderFoodie.com Link: https://insiderfoodie.com",
            f"Ever tried a dish that looked too good to eat Share your favorites and follow {author_handle} for more culinary trends on InsiderFoodie.com Link: https://insiderfoodie.com",
            f"What food trend are you loving right now Let us know and like this tweet to keep up with {author_handle} on InsiderFoodie.com Link: https://insiderfoodie.com"
        ]
        template = random.choice(engagement_templates)
        return template

def post_engagement_tweet():
    # Reference date for calculating the 2-day interval
    reference_date = datetime(2025, 4, 29, tzinfo=timezone.utc)  # Starting from April 29, 2025
    current_date = datetime.now(timezone.utc)
    
    # Calculate the number of days since the reference date
    days_since_reference = (current_date - reference_date).days
    
    # Post only if the number of days since the reference date is divisible by 2
    if days_since_reference % 2 == 0:
        logging.info("Today is an engagement tweet day (every 2 days). Posting...")
        for author in AUTHORS:
            tweet = generate_engagement_tweet(author)
            
            logging.info(f"Posting engagement tweet for {author['username']}: {tweet}")
            if post_tweet(author, tweet):
                logging.info(f"Successfully posted engagement tweet for {author['username']}")
            else:
                logging.warning(f"Failed to post engagement tweet for {author['username']}")
    else:
        logging.info("Today is not an engagement tweet day (every 2 days). Skipping...")

if __name__ == "__main__":
    post_engagement_tweet()