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": f"application/json"}

def sync():
    beads_path = ".beads/issues.jsonl"
    if not os.path.exists(beads_path):
        print(f"❌ ERROR: {beads_path} not found.")
        sys.exit(1)

    print(f"🔍 Reading Beads from: {beads_path}")
    
    # Fetch existing Gitea issues
    try:
        # Note: state=all is important so we can find closed issues to re-open if needed
        resp = requests.get(f"{URL}/api/v1/repos/{REPO}/issues?state=all", headers=HEADERS)
        resp.raise_for_status()
        # Map by [ID] to identify existing ones
        existing = {i['title'].split(']')[0][1:]: i for i in resp.json() if ']' in i['title']}
    except Exception as e:
        print(f"❌ Gitea API Connection Failed: {e}")
        sys.exit(1)

    with open(beads_path, "r") as f:
        for line in f:
            line = line.strip()
            if not line: continue
            
            data = json.loads(line)
            bid = data.get("id")
            title = data.get("title")
            # The fix: Beads uses issue_type
            itype = data.get("issue_type", "unknown")
            
            print(f"Found Bead: {bid} ({itype}) - {title}")

            # Only sync actual tasks/issues
            if not bid or itype not in ["task", "bug", "feature", "issue"]:
                continue

            unique_title = f"[{bid}] {title}"
            payload = {
                "title": unique_title,
                "body": f"{data.get('description', 'No description provided.')}\n\n---\n**Beads ID:** `{bid}`\n**Owner:** `{data.get('owner')}`",
                "state": "closed" if data.get("status") in ["closed", "done"] else "open"
            }

            if bid in existing:
                print(f"✅ Updating Gitea Issue #{existing[bid]['number']}")
                requests.patch(f"{URL}/api/v1/repos/{REPO}/issues/{existing[bid]['number']}", headers=HEADERS, json=payload)
            else:
                print(f"➕ Creating New Gitea Issue")
                requests.post(f"{URL}/api/v1/repos/{REPO}/issues", headers=HEADERS, json=payload)

if __name__ == "__main__":
    sync()