# servr.py — FastAPI entrypoint (HF Spaces friendly)
# - Start bot (botsinyal/botsignal)
# - Start summary guard ala /lb dari summary_daily.py (cek tiap 15 menit; kirim H-1 sekali setelah >=06:00 WIB)
# - Sediakan endpoint /summary/force untuk trigger manual

import os
import asyncio
from datetime import date, timedelta, datetime
from zoneinfo import ZoneInfo
from fastapi import FastAPI, HTTPException, Query

# ========= Import bot core (dukung dua nama modul) =========
client = None
start_bot_background = None
_last_import_err = None
for mod in ("botsinyal", "botsignal"):
    try:
        m = __import__(mod, fromlist=["*"])
        client = getattr(m, "client", None)
        start_bot_background = getattr(m, "start_bot_background", None)
        if client is not None and start_bot_background is not None:
            print(f"[SERVER] imported bot core from {mod}")
            break
    except Exception as e:
        _last_import_err = e

if client is None or start_bot_background is None:
    raise RuntimeError(f"Cannot import bot client/startup ({_last_import_err})")

# ========= Import summary guard dari summary_daily =========
try:
    from summary_daily import start_summary_guard, compute_summary_for_date, render_telegram_html
except Exception as e:
    raise RuntimeError(f"Cannot import summary helpers: {e}")

app = FastAPI(title="Telegram Curator Health (HF Spaces)")

# ====== ENV ======
JAKARTA_TZ = ZoneInfo("Asia/Jakarta")
SUMMARY_CHAT_ID = os.environ.get("SUMMARY_CHAT_ID")  # contoh: -100123..., atau @nama_channel
TARGET_CHANNEL_FALLBACK = os.environ.get("TARGET_CHANNEL", "@MidasTouchsignalll")

# ====== Startup ======
@app.on_event("startup")
async def startup():
    # 1) start bot utama (listener, autotrack, dsb)
    await start_bot_background()
    # 2) aktifkan guard loop ala /lb (cek tiap 15 menit, idempotent)
    asyncio.create_task(start_summary_guard(client, interval_sec=900, fallback_chat=TARGET_CHANNEL_FALLBACK))
    print("[SERVER] ready (summary guard armed)")

# ====== Routes ======
@app.get("/")
async def root():
    return {"status": "ok"}

@app.get("/health")
async def health():
    return {"healthy": True}

@app.post("/summary/force")
async def force_summary(day: str | None = Query(default=None, description="YYYY-MM-DD (lokal WIB), default H-1")):
    """
    Trigger kirim summary manual.
    - Tanpa 'day' -> rekap H-1 (lokal WIB)
    - Format 'day' = 'YYYY-MM-DD'
    """
    if not SUMMARY_CHAT_ID and not TARGET_CHANNEL_FALLBACK:
        raise HTTPException(status_code=400, detail="No SUMMARY_CHAT_ID or TARGET_CHANNEL set.")
    try:
        if day:
            target_day = date.fromisoformat(day)
        else:
            target_day = (datetime.now(JAKARTA_TZ) - timedelta(days=1)).date()

        data = compute_summary_for_date(target_day)
        text = render_telegram_html(data, label_date=target_day.strftime("%Y-%m-%d"))
        await client.send_message(
            entity=SUMMARY_CHAT_ID or TARGET_CHANNEL_FALLBACK,
            message=text,
            parse_mode="html"
        )
        return {"ok": True, "sent_for": target_day.isoformat()}
    except Exception as e:
        raise HTTPException(status_code=500, detail=str(e))