import subprocess, json, urllib.request, datetime, sys, pathlib

WEBHOOK = "https://discord.com/api/webhooks/1504705352166543370/H3dhs_4LaxnaFj_mhUUi02qpk3JegE_Ji9C6rNpEqRNv_iW6aqvso8VyPw17048Nt0oF"

def run(cmd):
    r = subprocess.run(cmd, capture_output=True, text=True, encoding='utf-8', errors='replace')
    return r.stdout.strip(), r.returncode

SESSION_SHA_FILE = pathlib.Path('.claude/session_start_sha.txt')
start_sha = SESSION_SHA_FILE.read_text().strip() if SESSION_SHA_FILE.exists() else ''
now = datetime.datetime.now().strftime('%Y-%m-%d %H:%M')

# 이번 세션 커밋 메시지
if start_sha:
    messages, _ = run(['git', 'log', '--pretty=format:%s', f'{start_sha}..HEAD'])
else:
    messages, _ = run(['git', 'log', '--pretty=format:%s', '-5'])

# 커밋 없으면 조용히 종료 (스케줄러 태스크 등 노이즈 방지)
if not messages.strip():
    sys.exit(0)

# push 상태 확인
unpushed, _ = run(['git', 'log', '--oneline', 'origin/master..HEAD'])
if unpushed:
    push_status = "⚠️ Push 안됨 — 수동으로 push 필요"
else:
    push_status = "✅ Commit + Push 완료"

bullets = '\n'.join(f"• {m}" for m in messages.splitlines() if m.strip())
msg = f"**[Claude Code] {now}**\n\n**변경 내용:**\n{bullets}\n\n{push_status}"

if len(msg) > 1990:
    msg = msg[:1987] + '...'

data = json.dumps({'content': msg}).encode('utf-8')
req = urllib.request.Request(
    WEBHOOK, data=data,
    headers={'Content-Type': 'application/json', 'User-Agent': 'DiscordBot (stockbot, 1.0)'},
    method='POST'
)
try:
    urllib.request.urlopen(req)
except Exception as e:
    print(f"Discord notify failed: {e}", file=sys.stderr)