import json
import os
import requests
import sys

TOKEN = os.getenv("GITEA_TOKEN")
URL = os.getenv("GITEA_URL")
REPO = os.getenv("REPO_NAME")
HEADERS = {"Authorization": f"token {TOKEN}", "Content-Type": "application/json"}

def sync():
    # Your ls shows 'issues.jsonl' exists
    beads_path = ".beads/issues.jsonl"
    
    if not os.path.exists(beads_path):
        print(f"❌ ERROR: {beads_path} not found.")
        # Print directory to debug what the Action user sees
        print(f"Directory Contents: {os.listdir('.beads/') if os.path.exists('.beads') else 'None'}")
        sys.exit(1)

    print(f"🔍 Reading Beads from: {beads_path}")
    
    try:
        # Fetch existing Gitea issues
        resp = requests.get(f"{URL}/api/v1/repos/{REPO}/issues?state=all", headers=HEADERS)
        resp.raise_for_status()
        existing = {i['title'].split(']')[0][1:]: i for i in resp.json() if ']' in i['title']}
        
        with open(beads_path, "r") as f:
            for line in f:
                if not line.strip(): continue
                data = json.loads(line)
                bid, title = data.get("id"), data.get("title")
                
                payload = {
                    "title": f"[{bid}] {title}",
                    "body": f"{data.get('description', 'No description')}\n\n---\n**Beads ID:** `{bid}`",
                    "state": "closed" if data.get("status") in ["closed", "done"] else "open"
                }

                if bid in existing:
                    print(f"✅ Updating: {bid}")
                    requests.patch(f"{URL}/api/v1/repos/{REPO}/issues/{existing[bid]['number']}", headers=HEADERS, json=payload)
                else:
                    print(f"➕ Creating: {bid}")
                    requests.post(f"{URL}/api/v1/repos/{REPO}/issues", headers=HEADERS, json=payload)
                    
    except PermissionError:
        print(f"❌ PERMISSION DENIED: Action user cannot read {beads_path}. Run 'chmod 644 {beads_path}' locally.")
        sys.exit(1)
    except Exception as e:
        print(f"❌ ERROR: {e}")
        sys.exit(1)

if __name__ == "__main__":
    sync()