import os
import praw
import threading
import gradio as gr
from slack_sdk import WebClient
from slack_sdk.errors import SlackApiError

SLACK_BOT_TOKEN = os.getenv('BOT_USER_OAUTH_TOKEN_HF')
SLACK_CHANNEL_ID = 'C079VG7D03V'
SLACK_CHANNEL_ID_TEST = 'C07B4KNU5BQ'

slack_client = WebClient(token=SLACK_BOT_TOKEN)

print("Initializing Reddit instance...")

client_id = os.getenv('CLIENT_ID')
client_secret = os.getenv('CLIENT_SECRET')
user_agent = os.getenv('USER_AGENT')
username = os.getenv('REDDIT_USERNAME')
password = os.getenv('REDDIT_PASSWORD')

print(f"Client ID: {client_id}")
print(f"Client Secret is set: {'Yes' if client_secret else 'No'}")
print(f"User Agent: {user_agent}")
print(f"Username: {username}")
print(f"Password is set: {'Yes' if password else 'No'}")

# Check if all credentials are retrieved successfully
if not all([client_id, client_secret, user_agent, username, password]):
    print("Error: One or more environment variables are missing.")
    exit(1)

try:
    reddit = praw.Reddit(
        client_id=client_id,
        client_secret=client_secret,
        user_agent=user_agent,
        username=username,
        password=password
    )
    print("Reddit instance created successfully.")
except Exception as e:
    print(f"Error creating Reddit instance: {e}")
    exit(1)

def monitor_new_posts():
    try:
        print("Attempting to access subreddit...")
        subreddit_name = 'huggingface'  # test
        subreddit = reddit.subreddit(subreddit_name)
        print(f"Successfully accessed subreddit: {subreddit.display_name}")
    except Exception as e:
        print(f"Error accessing subreddit: {e}")
        return

    print("Starting to monitor new posts...")
    try:
        for submission in subreddit.stream.submissions(skip_existing=True):
            print(f"New post detected in r/{subreddit.display_name}:")
            print(f"Title: {submission.title}")
            print(f"Author: {submission.author}")
            print(f"URL: {submission.url}")
            print(f"Content: {submission.selftext}\n")

            text_content = f"*{submission.title}*"
            if submission.selftext:
                text_content += f"\n{submission.selftext}"
            else:
                text_content += "\n_No content available (may be a link or image post)_"

            text_content += f"{submission.url}"

            response = slack_client.chat_postMessage(
                channel=SLACK_CHANNEL_ID,
                text=text_content,
                thread_ts=None,
                unfurl_links=False,
                unfurl_media=False  
            )

    except Exception as e:
        print(f"Error during streaming submissions: {e}")

REPORT = ""
def log(msg):
    global REPORT
    REPORT += "\n\n" + msg

with gr.Blocks() as demo:
    gr.Markdown("Background job running to check for access requests...")
    report = gr.Markdown()
    report.attach_load_event(lambda: REPORT, every=1)

threading.Thread(target=monitor_new_posts, daemon=True).start()
demo.launch()