import asyncio
import logging
import os
from contextlib import asynccontextmanager
from pathlib import Path

from fastapi import FastAPI, Request
from fastapi.middleware.cors import CORSMiddleware
from fastapi.responses import HTMLResponse
from fastapi.staticfiles import StaticFiles
from fastapi.templating import Jinja2Templates

from config import settings
from dashboard.routes.agents import router as agents_router
from dashboard.routes.health import router as health_router
from dashboard.routes.swarm import router as swarm_router
from dashboard.routes.swarm import internal_router as swarm_internal_router
from dashboard.routes.marketplace import router as marketplace_router
from dashboard.routes.voice import router as voice_router
from dashboard.routes.mobile import router as mobile_router
from dashboard.routes.briefing import router as briefing_router
from dashboard.routes.telegram import router as telegram_router
from dashboard.routes.tools import router as tools_router
from dashboard.routes.spark import router as spark_router
from dashboard.routes.creative import router as creative_router
from dashboard.routes.discord import router as discord_router
from dashboard.routes.events import router as events_router
from dashboard.routes.ledger import router as ledger_router
from dashboard.routes.memory import router as memory_router
from dashboard.routes.router import router as router_status_router
from dashboard.routes.upgrades import router as upgrades_router
from dashboard.routes.work_orders import router as work_orders_router
from dashboard.routes.tasks import router as tasks_router
from dashboard.routes.scripture import router as scripture_router
from dashboard.routes.self_coding import router as self_coding_router
from dashboard.routes.self_coding import self_modify_router
from dashboard.routes.hands import router as hands_router
from dashboard.routes.grok import router as grok_router
from dashboard.routes.models import router as models_router
from dashboard.routes.models import api_router as models_api_router
from dashboard.routes.chat_api import router as chat_api_router
from infrastructure.router.api import router as cascade_router

logging.basicConfig(
    level=logging.INFO,
    format="%(asctime)s %(levelname)-8s %(name)s — %(message)s",
    datefmt="%H:%M:%S",
)
logger = logging.getLogger(__name__)

BASE_DIR = Path(__file__).parent
PROJECT_ROOT = BASE_DIR.parent.parent

_BRIEFING_INTERVAL_HOURS = 6


async def _briefing_scheduler() -> None:
    """Background task: regenerate Timmy's briefing every 6 hours.

    Runs once at startup (after a short delay to let the server settle),
    then on a 6-hour cadence.  Skips generation if a fresh briefing already
    exists (< 30 min old).
    """
    from timmy.briefing import engine as briefing_engine
    from infrastructure.notifications.push import notify_briefing_ready

    await asyncio.sleep(2)  # Let server finish starting before first run

    while True:
        try:
            if briefing_engine.needs_refresh():
                logger.info("Generating morning briefing…")
                briefing = briefing_engine.generate()
                await notify_briefing_ready(briefing)
            else:
                logger.info("Briefing is fresh; skipping generation.")
        except Exception as exc:
            logger.error("Briefing scheduler error: %s", exc)

        await asyncio.sleep(_BRIEFING_INTERVAL_HOURS * 3600)


@asynccontextmanager
async def lifespan(app: FastAPI):
    task = asyncio.create_task(_briefing_scheduler())

    # Register Timmy in the swarm registry so it shows up alongside other agents
    from swarm import registry as swarm_registry
    swarm_registry.register(
        name="Timmy",
        capabilities="chat,reasoning,research,planning",
        agent_id="timmy",
    )

    # Log swarm recovery summary (reconciliation ran during coordinator init)
    from swarm.coordinator import coordinator as swarm_coordinator
    rec = swarm_coordinator._recovery_summary
    if rec["tasks_failed"] or rec["agents_offlined"]:
        logger.info(
            "Swarm recovery on startup: %d task(s) → FAILED, %d agent(s) → offline",
            rec["tasks_failed"],
            rec["agents_offlined"],
        )

    # Auto-spawn persona agents for a functional swarm (Echo, Forge, Seer)
    # Skip auto-spawning in test mode to avoid test isolation issues
    if os.environ.get("TIMMY_TEST_MODE") != "1":
        logger.info("Auto-spawning persona agents: Echo, Forge, Seer...")
        try:
            swarm_coordinator.spawn_persona("echo", agent_id="persona-echo")
            swarm_coordinator.spawn_persona("forge", agent_id="persona-forge")
            swarm_coordinator.spawn_persona("seer", agent_id="persona-seer")
            logger.info("Persona agents spawned successfully")
        except Exception as exc:
            logger.error("Failed to spawn persona agents: %s", exc)

    # Log system startup event so the Events page is never empty
    try:
        from swarm.event_log import log_event, EventType
        log_event(
            EventType.SYSTEM_INFO,
            source="coordinator",
            data={"message": "Timmy Time system started"},
        )
    except Exception:
        pass

    # Auto-bootstrap MCP tools
    from mcp.bootstrap import auto_bootstrap, get_bootstrap_status
    try:
        registered = auto_bootstrap()
        if registered:
            logger.info("MCP auto-bootstrap: %d tools registered", len(registered))
    except Exception as exc:
        logger.warning("MCP auto-bootstrap failed: %s", exc)

    # Initialise Spark Intelligence engine
    from spark.engine import spark_engine
    if spark_engine.enabled:
        logger.info("Spark Intelligence active — event capture enabled")

    # Auto-start chat integrations (skip silently if unconfigured)
    from integrations.telegram_bot.bot import telegram_bot
    from integrations.chat_bridge.vendors.discord import discord_bot
    from integrations.chat_bridge.registry import platform_registry
    platform_registry.register(discord_bot)

    if settings.telegram_token:
        await telegram_bot.start()
    else:
        logger.debug("Telegram: no token configured, skipping")

    if settings.discord_token or discord_bot.load_token():
        await discord_bot.start()
    else:
        logger.debug("Discord: no token configured, skipping")

    yield

    await discord_bot.stop()
    await telegram_bot.stop()
    task.cancel()
    try:
        await task
    except asyncio.CancelledError:
        pass


app = FastAPI(
    title="Timmy Time — Mission Control",
    version="1.0.0",
    lifespan=lifespan,
    # Docs disabled unless DEBUG=true in env / .env
    docs_url="/docs" if settings.debug else None,
    redoc_url="/redoc" if settings.debug else None,
)

app.add_middleware(
    CORSMiddleware,
    allow_origins=settings.cors_origins,
    allow_credentials=True,
    allow_methods=["*"],
    allow_headers=["*"],
)

templates = Jinja2Templates(directory=str(BASE_DIR / "templates"))
app.mount("/static", StaticFiles(directory=str(PROJECT_ROOT / "static")), name="static")

# Serve uploaded chat attachments (created lazily by /api/upload)
_uploads_dir = PROJECT_ROOT / "data" / "chat-uploads"
_uploads_dir.mkdir(parents=True, exist_ok=True)
app.mount(
    "/uploads",
    StaticFiles(directory=str(_uploads_dir)),
    name="uploads",
)

app.include_router(health_router)
app.include_router(agents_router)
app.include_router(swarm_router)
app.include_router(swarm_internal_router)
app.include_router(marketplace_router)
app.include_router(voice_router)
app.include_router(mobile_router)
app.include_router(briefing_router)
app.include_router(telegram_router)
app.include_router(tools_router)
app.include_router(spark_router)
app.include_router(creative_router)
app.include_router(discord_router)
app.include_router(self_coding_router)
app.include_router(self_modify_router)
app.include_router(events_router)
app.include_router(ledger_router)
app.include_router(memory_router)
app.include_router(router_status_router)
app.include_router(upgrades_router)
app.include_router(work_orders_router)
app.include_router(tasks_router)
app.include_router(scripture_router)
app.include_router(hands_router)
app.include_router(grok_router)
app.include_router(models_router)
app.include_router(models_api_router)
app.include_router(chat_api_router)
app.include_router(cascade_router)


@app.get("/", response_class=HTMLResponse)
async def index(request: Request):
    return templates.TemplateResponse(request, "index.html")


@app.get("/shortcuts/setup")
async def shortcuts_setup():
    """Siri Shortcuts setup guide."""
    from integrations.shortcuts.siri import get_setup_guide
    return get_setup_guide()