import os, time, requests
GUILD = os.getenv("DISCORD_GUILD_ID","")
CHANNEL = os.getenv("DISCORD_CHANNEL_ID","")
WEBHOOK = os.getenv("DISCORD_WEBHOOK_URL","")


_cache = {"ts":0, "messages":[]}
TTL = 10


def _headers():
if not BOT: raise RuntimeError("Missing DISCORD_BOT_TOKEN")
return {"Authorization": f"Bot {BOT}"}


@board_bp.get("/")
@require_perms("board.view")
def index():
return render_template("board/index.html")


@board_bp.get("/api/messages")
@require_perms("board.view")
def api_messages():
now = time.time()
if now - _cache["ts"] < TTL and _cache["messages"]:
return jsonify(_cache["messages"])
url = f"{DISCORD_API}/channels/{CHANNEL}/messages"
r = requests.get(url, headers=_headers(), params={"limit":40}, timeout=10)
msgs = []
if r.status_code == 200:
for m in reversed(r.json()):
a = m.get("author", {})
msgs.append({
"id": m.get("id"),
"content": m.get("content",""),
"username": a.get("global_name") or a.get("username","user"),
"timestamp": m.get("timestamp"),
})
_cache.update({"ts":now, "messages":msgs})
return jsonify(msgs)


@board_bp.post("/api/post")
@require_perms("board.post")
def api_post():
data = request.get_json(force=True)
content = (data.get("content") or "").strip()
if not content: return jsonify({"ok":False,"error":"Empty"}),400
if not WEBHOOK: return jsonify({"ok":False,"error":"No webhook"}),500
r = requests.post(WEBHOOK, json={"content": content[:1800]}, timeout=10)
return (jsonify({"ok":True}), 200) if r.status_code in (200,204) else (jsonify({"ok":False}), 502)