"""OSINT Dashboard — FastAPI backend.

Real-time geospatial OSINT dashboard API:
- Event ingestion via NATS JetStream consumers
- Full-text search across events (PostgreSQL tsvector)
- Entity tracking and relationship mapping
- Alert management
- Document storage (MinIO-backed)
- Sentiment aggregation and timeline analytics
"""

from __future__ import annotations

import asyncio
import json
import logging
from contextlib import asynccontextmanager
from datetime import datetime, timedelta, timezone
from decimal import Decimal
from pathlib import Path
from typing import NoReturn
from uuid import UUID

import structlog
from fastapi import BackgroundTasks, FastAPI, HTTPException, Query, WebSocket, WebSocketDisconnect
from fastapi.middleware.gzip import GZipMiddleware
from fastapi.responses import FileResponse, HTMLResponse, JSONResponse
from fastapi.staticfiles import StaticFiles
from sqlalchemy import and_, func, or_, select, text
from sqlalchemy.ext.asyncio import AsyncSession

from database import async_session, init_extensions
from models import (
    alerts, documents, entities, entity_events, events, feed_sources, fires,
    articles, article_summaries, news_items,
)
from schemas import (
    AlertCreate, AlertOut, AlertSeverity, AlertType, AlertUpdate,
    DashboardSummary, EntityCreate, EntityKind, EntityOut,
    EventCreate, EventOut, FireOut, NewsArticleOut, NewsMapItemOut,
    NewsSummaryOut, NewsTickerItemOut,
    FeedSourceCreate, FeedSourceOut,
    KeyOut, KeyValueIn,
    NewsModelsOut, SettingsIn, SettingsOut,
    SearchResult, SentimentSummary, SourceType,
    SearchQuery, TimelinePoint, VesselBboxUpdate,
    GeofenceCreate, GeofenceUpdate,
)
from ingestor import ingest_event, fetch_and_process
from sources import ingest_rss_feed, ingest_gdelt, ingest_earthquakes, ingest_social_signals
from fire_sources import ingest_fires
from keystore import KeyFormatError, delete_key, list_keys, set_key
from settings_store import SettingsError, get_app_settings, list_models, set_summary_model
from live_layers import (
    fetch_aircraft, fetch_fire_incidents, fetch_fire_perimeters,
    fetch_planespotters_photo, fetch_radar_meta, fetch_sentinel1, fetch_storms,
    fetch_trains, fetch_vessels, fetch_weather_alerts, overlay_catalog,
    parse_bbox, UpstreamRateLimited,
)

logging.basicConfig(level=logging.INFO)
logger = structlog.get_logger("osint.dashboard")


@asynccontextmanager
async def _lifespan(app: FastAPI):
    await init_extensions()
    from live_layers import close_http, init_http
    await init_http()
    try:
        from geofence import refresh_cache
        await refresh_cache()
    except Exception:
        pass
    from config import AISSTREAM_IN_APP, VESSELAPI_IN_APP
    ais_task = None
    vesselapi_task = None
    adsb_task = None
    if AISSTREAM_IN_APP:
        from ais_stream import run_ais_worker
        ais_task = asyncio.create_task(run_ais_worker())
    if VESSELAPI_IN_APP:
        from vesselapi import run_vesselapi_worker
        vesselapi_task = asyncio.create_task(run_vesselapi_worker())
    adsb_task = asyncio.create_task(_adsb_refresh_loop())
    yield
    if ais_task is not None:
        ais_task.cancel()
    if vesselapi_task is not None:
        vesselapi_task.cancel()
    if adsb_task is not None:
        adsb_task.cancel()
    from vesselapi import close_client
    await close_client()
    await close_http()


app = FastAPI(
    title="OSINT Dashboard",
    description="Real-time geospatial OSINT intelligence dashboard",
    version="0.1.0",
    lifespan=_lifespan,
)
app.add_middleware(GZipMiddleware, minimum_size=1024)

STATIC_DIR = Path(__file__).parent / "static"


async def _adsb_refresh_loop() -> None:
    """Poll ADSB.lol for connected viewports — never from GET /api/aircraft."""
    from ws_manager import manager
    from live_layers import fetch_aircraft

    while True:
        try:
            boxes = manager.viewports()
            for box in boxes:
                bbox = f"{box[0]},{box[1]},{box[2]},{box[3]}"
                try:
                    await fetch_aircraft(bbox, persist=True)
                except Exception as exc:  # noqa: BLE001
                    logger.warning("adsb_refresh_failed", error=str(exc))
        except Exception as exc:  # noqa: BLE001
            logger.warning("adsb_refresh_loop", error=str(exc))
        await asyncio.sleep(8)


class CachedStaticFiles(StaticFiles):
    """Long-cache hashed/vendor Leaflet assets; index.html is served separately."""

    async def get_response(self, path: str, scope):
        resp = await super().get_response(path, scope)
        if path.startswith("vendor/") or path.endswith((".js", ".css", ".woff2", ".png", ".svg")):
            resp.headers["Cache-Control"] = "public, max-age=31536000, immutable"
        return resp


# ── Helpers ───────────────────────────────────────────────────────────────

def event_to_out(row: dict) -> EventOut:
    """Convert DB row dict to EventOut schema."""
    return EventOut(
        id=row["id"],
        source_type=row["source_type"],
        source_id=row.get("source_id"),
        title=row.get("title"),
        body=row.get("body"),
        url=row.get("url"),
        sentiment_score=row.get("sentiment_score"),
        sentiment_label=row.get("sentiment_label"),
        location_lat=row.get("location_lat"),
        location_lon=row.get("location_lon"),
        location_name=row.get("location_name"),
        entities=row.get("entities"),
        tags=row.get("tags"),
        ingested_at=row["ingested_at"],
        source_timestamp=row["source_timestamp"],
    )


def entity_to_out(row: dict) -> EntityOut:
    """Convert DB row dict to EntityOut schema."""
    return EntityOut(
        id=row["id"],
        name=row["name"],
        entity_type=row["entity_type"],
        aliases=row["aliases"],
        description=row["description"],
        metadata=row["metadata"],
        location_lat=row["location_lat"],
        location_lon=row["location_lon"],
        event_count=row["event_count"],
        first_seen=row["first_seen"],
        last_seen=row["last_seen"],
    )


def alert_to_out(row: dict) -> AlertOut:
    """Convert DB row dict to AlertOut schema."""
    return AlertOut(
        id=row["id"],
        alert_type=row["alert_type"],
        entity_id=row["entity_id"],
        event_id=row["event_id"],
        severity=row["severity"],
        title=row["title"],
        message=row["message"],
        context=row["context"],
        acknowledged=bool(row["acknowledged"]),
        acknowledged_by=row["acknowledged_by"],
        created_at=row["created_at"],
        resolved_at=row["resolved_at"],
    )


# ── Health ────────────────────────────────────────────────────────────────

@app.get("/api/health")
async def health():
    """Liveness: process + DB. Pipeline freshness is in ``checks`` (HTTP 200
    unless DB is down, so docker healthcheck does not restart a working HUD).
    """
    try:
        async with async_session() as session:
            result = await session.execute(select(func.now()))
            db_time = result.scalar()
            checks = await _pipeline_checks(session)
    except Exception as exc:  # noqa: BLE001
        logger.warning("health_db_failed", error=str(exc))
        return JSONResponse(
            {"status": "down", "db_time": None, "checks": {"db": False}},
            status_code=503,
        )
    checks["db"] = True
    stale = [
        name for name, val in checks.items()
        if isinstance(val, dict) and val.get("ok") is False
    ]
    status = "degraded" if stale else "ok"
    return {
        "status": status,
        "db_time": db_time.isoformat() if db_time else None,
        "checks": checks,
    }


@app.get("/api/ready")
async def ready():
    """Readiness: 503 only when the database is unreachable."""
    payload = await health()
    if isinstance(payload, JSONResponse):
        return payload
    return JSONResponse(payload, status_code=200)


async def _pipeline_checks(session) -> dict:
    now = datetime.now(timezone.utc)
    checks: dict = {}

    async def _age(sql: str, name: str, max_age_s: int) -> None:
        try:
            ts = (await session.execute(text(sql))).scalar()
        except Exception:
            checks[name] = {"ok": False, "age_s": None}
            return
        if ts is None:
            checks[name] = {"ok": False, "age_s": None}
            return
        if getattr(ts, "tzinfo", None) is None:
            ts = ts.replace(tzinfo=timezone.utc)
        age = (now - ts).total_seconds()
        checks[name] = {"ok": age <= max_age_s, "age_s": int(age)}

    await _age("SELECT max(ingested_at) FROM events", "events", 20 * 60)
    await _age("SELECT max(ingested_at) FROM fires", "fires", 30 * 60)
    await _age("SELECT max(timestamp) FROM articles", "articles", 2 * 3600)
    await _age("SELECT max(batch_timestamp) FROM article_summaries", "summaries", 2 * 3600)
    return checks


def overlay_json(data, max_age: int) -> JSONResponse:
    """JSON overlay payload with a short browser/proxy TTL."""
    resp = JSONResponse(content=data)
    resp.headers["Cache-Control"] = f"public, max-age={max_age}"
    return resp


# ── Feed Sources ──────────────────────────────────────────────────────────

@app.get("/api/sources", response_model=list[FeedSourceOut])
async def list_sources(enabled_only: bool = Query(True)):
    """List all configured feed sources."""
    async with async_session() as session:
        stmt = select(feed_sources).order_by(feed_sources.c.name)
        if enabled_only:
            stmt = stmt.where(feed_sources.c.enabled == 1)
        rows = (await session.execute(stmt)).mappings().all()
    return [FeedSourceOut(
        id=r["id"], name=r["name"], source_type=r["source_type"],
        url=r["url"], config=r["config"], enabled=bool(r["enabled"]),
        created_at=r["created_at"],
    ) for r in rows]


@app.post("/api/sources", status_code=201)
async def create_source(payload: FeedSourceCreate):
    """Add a new feed source."""
    async with async_session() as session:
        values = payload.model_dump()
        result = await session.execute(feed_sources.insert().values(**values))
        await session.commit()
        pk = result.inserted_primary_key[0]  # type: ignore
    return {"id": str(pk)}


@app.patch("/api/sources/{source_id}")
async def update_source(source_id: UUID, payload: dict):
    """Update a feed source (e.g., toggle enabled)."""
    async with async_session() as session:
        row = (await session.execute(
            select(feed_sources).where(feed_sources.c.id == source_id)
        )).mappings().one_or_none()
        if not row:
            raise HTTPException(404, "Source not found")
        await session.execute(
            feed_sources.update()
            .where(feed_sources.c.id == source_id)
            .values(**payload)
        )
        await session.commit()
    return {"ok": True}


# ── Events ────────────────────────────────────────────────────────────────

@app.get("/api/events", response_model=list[EventOut])
async def list_events(
    source_type: SourceType | None = Query(None),
    bbox: str | None = Query(
        None,
        description="Comma-separated 'minlon,minlat,maxlon,maxlat' to bound the "
                    "result set by event coordinates. Omit for all stored events.",
    ),
    since: datetime | None = Query(
        None,
        description="Only events ingested at/after this UTC instant "
                    "(ISO 8601, e.g. '2026-08-24T12:00:00Z').",
    ),
    has_coords: bool = Query(
        False,
        description="Only events that carry a location (location_lat/lon set). "
                    "Used by the map's event-blips layer.",
    ),
    limit: int = Query(50, ge=1, le=500),
    offset: int = Query(0, ge=0),
):
    """List recent ingested events."""
    async with async_session() as session:
        if has_coords:
            stmt = select(
                events.c.id, events.c.source_type, events.c.source_id,
                events.c.title, events.c.url,
                events.c.location_lat, events.c.location_lon, events.c.location_name,
                events.c.ingested_at, events.c.source_timestamp,
            ).order_by(events.c.ingested_at.desc())
        else:
            stmt = select(events).order_by(events.c.ingested_at.desc())
        if source_type:
            stmt = stmt.where(events.c.source_type == source_type.value)
        if since:
            stmt = stmt.where(events.c.ingested_at >= since)
        if has_coords:
            stmt = stmt.where(events.c.location_lat.isnot(None))
        if bbox:
            parts = [p.strip() for p in bbox.split(",")]
            if len(parts) != 4:
                raise HTTPException(
                    422, "bbox must be 'minlon,minlat,maxlon,maxlat' (4 comma-separated values)"
                )
            try:
                minlon, minlat, maxlon, maxlat = (float(p) for p in parts)
            except ValueError:
                raise HTTPException(
                    422, "bbox values must be floats: 'minlon,minlat,maxlon,maxlat'"
                )
            stmt = stmt.where(
                and_(
                    events.c.location_lon >= minlon, events.c.location_lon <= maxlon,
                    events.c.location_lat >= minlat, events.c.location_lat <= maxlat,
                )
            )
        stmt = stmt.limit(limit).offset(offset)
        rows = (await session.execute(stmt)).mappings().all()
    return [event_to_out(r) for r in rows]


@app.get("/api/events/{event_id}", response_model=EventOut)
async def get_event(event_id: UUID):
    """Get a single event by ID."""
    async with async_session() as session:
        row = (await session.execute(
            select(events).where(events.c.id == event_id)
        )).mappings().one_or_none()
        if not row:
            raise HTTPException(404, "Event not found")
    return event_to_out(row)


@app.post("/api/events", status_code=201)
async def create_event(payload: EventCreate):
    """Manually ingest an event (bypasses NATS)."""
    values = payload.model_dump(exclude_unset=True)
    if not values.get("source_timestamp"):
        values["source_timestamp"] = datetime.now(timezone.utc)
    event_id = await ingest_event(values)
    return {"id": str(event_id)}


# ── Active Fires / Hotspots (NASA FIRMS) ─────────────────────────────────

def fire_heat_row(r) -> dict:
    """Minimal FIRMS point for the heatmap overlay."""
    return {
        "lat": r["latitude"],
        "lon": r["longitude"],
        "i": r["brightness"],
        "c": r["confidence"],
    }


def camera_map_row(r) -> dict:
    """Minimal camera pin — URLs stay off the list payload."""
    return {
        "id": str(r["id"]),
        "lat": r["location_lat"],
        "lon": r["location_lon"],
        "device_type": r["device_type"],
        "discovery_source": r["discovery_source"],
        "location_name": r["location_name"],
    }


@app.get("/api/fires", response_model=None)
async def list_fires(
    bbox: str | None = Query(
        None,
        description="Comma-separated 'minlon,minlat,maxlon,maxlat' to bound the "
                    "result set (e.g. '-125,24,-66,50'). Omit for all stored "
                    "detections (most recent first).",
    ),
    since: datetime | None = Query(
        None,
        description="Only hotspots acquired at/after this UTC instant "
                    "(ISO 8601, e.g. '2026-08-24T12:00:00Z').",
    ),
    limit: int = Query(2000, ge=1, le=10000),
    format: str = Query("full", description="'full' FireOut rows or 'heat' {lat,lon,i,c}"),
):
    """List stored FIRMS active fire/hotspot detections as JSON.

    This is the data contract for the map's fire heatmap overlay: the frontend
    calls `GET /api/fires?bbox=...&since=...&format=heat` and renders the points.
    """
    fmt = (format or "full").lower()
    if fmt not in ("full", "heat"):
        raise HTTPException(422, "format must be 'full' or 'heat'")
    async with async_session() as session:
        stmt = select(fires).order_by(fires.c.acq_time.desc())
        if since:
            stmt = stmt.where(fires.c.acq_time >= since)
        if bbox:
            parts = [p.strip() for p in bbox.split(",")]
            if len(parts) != 4:
                raise HTTPException(
                    422, "bbox must be 'minlon,minlat,maxlon,maxlat' (4 comma-separated values)"
                )
            try:
                minlon, minlat, maxlon, maxlat = (float(p) for p in parts)
            except ValueError:
                raise HTTPException(
                    422, "bbox values must be floats: 'minlon,minlat,maxlon,maxlat'"
                )
            stmt = stmt.where(
                and_(
                    fires.c.longitude >= minlon, fires.c.longitude <= maxlon,
                    fires.c.latitude >= minlat, fires.c.latitude <= maxlat,
                )
            )
        stmt = stmt.limit(limit)
        rows = (await session.execute(stmt)).mappings().all()
    if fmt == "heat":
        return [fire_heat_row(r) for r in rows]
    return [
        FireOut(
            latitude=r["latitude"], longitude=r["longitude"],
            brightness=r["brightness"], confidence=r["confidence"],
            acq_time=r["acq_time"], satellite=r["satellite"],
            instrument=r["instrument"], bright_ti5=r["bright_ti5"],
            frp=r["frp"], daynight=r["daynight"],
        )
        for r in rows
    ]


# ── Search ────────────────────────────────────────────────────────────────

@app.post("/api/search", response_model=SearchResult)
async def search_events(query: SearchQuery):
    """Full-text search across events with optional filters."""
    async with async_session() as session:
        # Build query with tsvector full-text search (parameterized to avoid SQL injection)
        tsquery_param = text("plainto_tsquery('english', :q)")
        
        base_stmt = select(
            events,
            func.count().over().label("total")
        ).where(
            events.c.search_vector.op("@@")(tsquery_param)
        )

        # Apply filters
        if query.source_type:
            base_stmt = base_stmt.where(events.c.source_type == query.source_type.value)
        if query.entity_id:
            base_stmt = base_stmt.join(
                entity_events, entity_events.c.event_id == events.c.id
            ).where(entity_events.c.entity_id == query.entity_id)
        if query.sentiment:
            base_stmt = base_stmt.where(events.c.sentiment_label == query.sentiment.value)
        if query.min_date:
            base_stmt = base_stmt.where(events.c.source_timestamp >= query.min_date)
        if query.max_date:
            base_stmt = base_stmt.where(events.c.source_timestamp <= query.max_date)
        if query.min_lat is not None and query.max_lat is not None:
            base_stmt = base_stmt.where(
                and_(
                    events.c.location_lat >= query.min_lat,
                    events.c.location_lat <= query.max_lat,
                )
            )
        if query.min_lon is not None and query.max_lon is not None:
            base_stmt = base_stmt.where(
                and_(
                    events.c.location_lon >= query.min_lon,
                    events.c.location_lon <= query.max_lon,
                )
            )

        base_stmt = base_stmt.order_by(events.c.ingested_at.desc())
        base_stmt = base_stmt.limit(query.limit).offset(query.offset)

        result = (await session.execute(base_stmt, {"q": query.q})).mappings().all()
        if result:
            total = result[0]["total"]
        else:
            total = 0
        evts = [event_to_out(r) for r in result]

    return SearchResult(
        events=evts,
        total=total,
        has_more=query.offset + len(evts) < total,
    )


# ── Entities ──────────────────────────────────────────────────────────────

@app.get("/api/entities", response_model=list[EntityOut])
async def list_entities(
    entity_type: EntityKind | None = Query(None),
    limit: int = Query(50, ge=1, le=500),
):
    """List tracked entities."""
    async with async_session() as session:
        stmt = select(entities).order_by(entities.c.event_count.desc())
        if entity_type:
            stmt = stmt.where(entities.c.entity_type == entity_type.value)
        stmt = stmt.limit(limit)
        rows = (await session.execute(stmt)).mappings().all()
    return [entity_to_out(r) for r in rows]


@app.get("/api/entities/{entity_id}", response_model=EntityOut)
async def get_entity(entity_id: UUID):
    """Get entity details with recent events."""
    async with async_session() as session:
        row = (await session.execute(
            select(entities).where(entities.c.id == entity_id)
        )).mappings().one_or_none()
        if not row:
            raise HTTPException(404, "Entity not found")
    return entity_to_out(row)


@app.post("/api/entities", status_code=201)
async def create_entity(payload: EntityCreate):
    """Create or update a tracked entity."""
    async with async_session() as session:
        # Check if entity already exists by name
        existing = (await session.execute(
            select(entities).where(entities.c.name == payload.name)
        )).mappings().one_or_none()

        if existing:
            # Update
            updates = payload.model_dump(exclude_unset=True)
            updates["last_seen"] = datetime.now(timezone.utc)
            await session.execute(
                entities.update()
                .where(entities.c.id == existing["id"])
                .values(**updates)
            )
            await session.commit()
            return {"id": str(existing["id"]), "created": False}

        # Create
        values = payload.model_dump()
        result = await session.execute(entities.insert().values(**values))
        await session.commit()
        pk = result.inserted_primary_key[0]  # type: ignore
    return {"id": str(pk), "created": True}


@app.get("/api/entities/{entity_id}/events", response_model=list[EventOut])
async def get_entity_events(
    entity_id: UUID,
    limit: int = Query(50, ge=1, le=500),
):
    """Get events linked to a specific entity."""
    async with async_session() as session:
        stmt = (
            select(events)
            .join(entity_events, entity_events.c.event_id == events.c.id)
            .where(entity_events.c.entity_id == entity_id)
            .order_by(events.c.source_timestamp.desc())
            .limit(limit)
        )
        rows = (await session.execute(stmt)).mappings().all()
    return [event_to_out(r) for r in rows]


# ── Alerts ────────────────────────────────────────────────────────────────

@app.get("/api/alerts", response_model=list[AlertOut])
async def list_alerts(
    severity: AlertSeverity | None = Query(None),
    acknowledged: bool | None = Query(None),
    entity_id: UUID | None = Query(None),
    limit: int = Query(50, ge=1, le=500),
):
    """List alerts with optional filters."""
    async with async_session() as session:
        stmt = select(alerts).order_by(
            alerts.c.severity.desc(), alerts.c.created_at.desc()
        )
        if severity:
            stmt = stmt.where(alerts.c.severity == severity.value)
        if acknowledged is not None:
            stmt = stmt.where(alerts.c.acknowledged == int(acknowledged))
        if entity_id:
            stmt = stmt.where(alerts.c.entity_id == entity_id)
        stmt = stmt.limit(limit)
        rows = (await session.execute(stmt)).mappings().all()
    return [alert_to_out(r) for r in rows]


@app.post("/api/alerts", status_code=201)
async def create_alert(payload: AlertCreate):
    """Create a new alert."""
    async with async_session() as session:
        values = payload.model_dump()
        result = await session.execute(alerts.insert().values(**values))
        await session.commit()
        pk = result.inserted_primary_key[0]  # type: ignore
    return {"id": str(pk)}


@app.patch("/api/alerts/{alert_id}")
async def update_alert(alert_id: UUID, payload: AlertUpdate):
    """Update alert (acknowledge, resolve)."""
    async with async_session() as session:
        row = (await session.execute(
            select(alerts).where(alerts.c.id == alert_id)
        )).mappings().one_or_none()
        if not row:
            raise HTTPException(404, "Alert not found")
        updates = payload.model_dump(exclude_unset=True)
        if "acknowledged" in updates:
            updates["acknowledged"] = int(updates["acknowledged"])
        await session.execute(
            alerts.update().where(alerts.c.id == alert_id).values(**updates)
        )
        await session.commit()
    return {"ok": True}


# ── Documents ─────────────────────────────────────────────────────────────

@app.get("/api/documents", response_model=dict)
async def list_documents(
    limit: int = Query(50, ge=1, le=500),
    offset: int = Query(0, ge=0),
):
    """List documents indexed in MinIO."""
    async with async_session() as session:
        stmt = select(documents).order_by(documents.c.uploaded_at.desc()).limit(limit).offset(offset)
        rows = (await session.execute(stmt)).mappings().all()
    return {
        "documents": [{
            "id": str(r["id"]), "bucket": r["bucket"], "object_key": r["object_key"],
            "content_type": r["content_type"], "size_bytes": r["size_bytes"],
            "description": r["description"], "tags": r["tags"],
            "event_id": str(r["event_id"]) if r["event_id"] else None,
            "uploaded_at": r["uploaded_at"].isoformat() if r["uploaded_at"] else None,
        } for r in rows],
    }


# ── API Keys ────────────────────────────────────────────────────────────

@app.get("/api/keys", response_model=list[KeyOut])
async def list_api_keys():
    """List known API keys with set/missing status — masked, never raw.

    Registered keys (FIRMS_MAP_KEY, NOUS_API_KEY, TELEGRAM_TOKEN)
    are always included. Any extra stored keys are appended.
    """
    return await list_keys()


@app.post("/api/keys/{name}", status_code=200)
async def save_api_key(name: str, payload: KeyValueIn):
    """Save (upsert) an API key value.

    Registered key formats are validated (e.g. FIRMS_MAP_KEY must be a
    32-char hex string). Unregistered names are accepted as long as they
    use UPPER_SNAKE_CASE. The raw value is stored in Postgres and never
    returned by any API endpoint — only the masked status is exposed.
    """
    try:
        result = await set_key(name, payload.value)
    except KeyFormatError as exc:
        raise HTTPException(status_code=422, detail=str(exc))
    return result


@app.delete("/api/keys/{name}")
async def remove_api_key(name: str):
    """Delete a stored API key (unsets it)."""
    removed = await delete_key(name)
    if not removed:
        raise HTTPException(status_code=404, detail="Key not found")
    return {"ok": True}


@app.get("/api/settings", response_model=SettingsOut)
async def get_settings():
    """Summarizer model + read-only Nous base URL."""
    return await get_app_settings()


@app.put("/api/settings", response_model=SettingsOut)
async def put_settings(payload: SettingsIn):
    """Persist SUMMARY_MODEL. ``nous_base_url`` is ignored even if sent."""
    try:
        return await set_summary_model(payload.summary_model)
    except SettingsError as exc:
        raise HTTPException(status_code=422, detail=str(exc))


# ── Ingestion Triggers ───────────────────────────────────────────────────

@app.post("/api/ingest/rss")
async def trigger_rss_ingest(feed_url: str, source_id: str | None = None):
    """Trigger RSS feed ingestion."""
    count = await ingest_rss_feed(feed_url, source_id)
    return {"status": "ok", "items_ingested": count}


@app.post("/api/ingest/gdelt")
async def trigger_gdelt_ingest(query: str = "", max_articles: int = 50):
    """Trigger GDELT data ingestion."""
    count = await ingest_gdelt(query, max_articles)
    return {"status": "ok", "articles_ingested": count}


@app.post("/api/ingest/earthquakes")
async def trigger_earthquake_ingest():
    """Trigger USGS earthquake ingestion."""
    count = await ingest_earthquakes()
    return {"status": "ok", "events_ingested": count}


@app.post("/api/ingest/fires")
async def trigger_fire_ingest(bbox: str | None = None):
    """Trigger a NASA FIRMS active-fire poll (uses FIRMS_BBOX if bbox omitted)."""
    count = await ingest_fires(bbox)
    return {"status": "ok", "hotspots_published": count}


@app.post("/api/ingest/social")
async def trigger_social_ingest(query: str = "", max_items: int = 50):
    """Trigger social signals ingestion."""
    count = await ingest_social_signals(query, max_items)
    return {"status": "ok", "signals_ingested": count}


@app.post("/api/ingest/masscan")
async def trigger_masscan(background_tasks: BackgroundTasks):
    """Queue one masscan pass at ≤200 pps. Does not block the request on the scan."""
    from bg_jobs import MASSCAN_PPS_CAP, schedule_masscan_pass

    async def _kick() -> None:
        schedule_masscan_pass()

    background_tasks.add_task(_kick)
    return JSONResponse(
        {"status": "accepted", "rate_pps": MASSCAN_PPS_CAP},
        status_code=202,
    )


@app.websocket("/ws/live")
async def live_ws(ws: WebSocket):
    """Viewport-filtered AIS/ADS-B fan-out. Client sends {type:viewport,bbox}."""
    from ws_manager import manager

    client_id = str(id(ws))
    await ws.accept()
    queue = manager.register(client_id)

    async def _pump() -> None:
        try:
            while True:
                msg = await queue.get()
                await ws.send_json(msg)
        except Exception:  # noqa: BLE001
            return

    pump = asyncio.create_task(_pump())
    try:
        while True:
            data = await ws.receive_json()
            if not isinstance(data, dict):
                continue
            if data.get("type") == "viewport" and data.get("bbox"):
                try:
                    manager.set_viewport(client_id, parse_bbox(str(data["bbox"])))
                except ValueError:
                    continue
    except WebSocketDisconnect:
        pass
    finally:
        pump.cancel()
        manager.unregister(client_id)


@app.post("/api/ingest/process")
async def trigger_nats_processing(batch_size: int = 100):
    """Process pending NATS JetStream messages."""
    count = await fetch_and_process(batch_size)
    return {"status": "ok", "processed": count}


# ── Analytics / Aggregation ───────────────────────────────────────────────

@app.get("/api/analytics/summary", response_model=DashboardSummary)
async def get_dashboard_summary():
    """Dashboard overview: event counts, sentiment, top entities, alerts."""
    async with async_session() as session:
        now = datetime.now(timezone.utc)
        yesterday = now - timedelta(hours=24)

        # Total events
        total = (await session.execute(
            select(func.count()).select_from(events)
        )).scalar() or 0

        # Events in last 24h
        events_24h = (await session.execute(
            select(func.count()).where(events.c.ingested_at >= yesterday)
        )).scalar() or 0

        # Active sources
        active = (await session.execute(
            select(func.count()).where(feed_sources.c.enabled == 1)
        )).scalar() or 0

        # Open alerts
        open_alerts = (await session.execute(
            select(func.count()).where(alerts.c.acknowledged == 0)
        )).scalar() or 0

        # Tracked entities
        ent_count = (await session.execute(
            select(func.count()).select_from(entities)
        )).scalar() or 0

        # Sentiment breakdown (last 24h)
        def sentiment_query():
            return select(
                func.count().filter(events.c.sentiment_label == "positive").label("pos"),
                func.count().filter(events.c.sentiment_label == "neutral").label("neu"),
                func.count().filter(events.c.sentiment_label == "negative").label("neg"),
                func.avg(events.c.sentiment_score).label("avg"),
            ).where(events.c.ingested_at >= yesterday)

        sent_row = (await session.execute(sentiment_query())).mappings().one()
        sentiment = SentimentSummary(
            period="24h",
            positive_count=sent_row["pos"] or 0,
            neutral_count=sent_row["neu"] or 0,
            negative_count=sent_row["neg"] or 0,
            avg_score=float(sent_row["avg"] or 0),
        )

        # Top entities by event count
        top_ent = (await session.execute(
            select(entities).order_by(entities.c.event_count.desc()).limit(10)
        )).mappings().all()

    return DashboardSummary(
        total_events=total,
        events_last_24h=events_24h,
        active_sources=active,
        open_alerts=open_alerts,
        tracked_entities=ent_count,
        sentiment=sentiment,
        top_entities=[entity_to_out(r) for r in top_ent],
    )


@app.get("/api/analytics/timeline")
async def get_timeline(
    hours: int = Query(24, ge=1, le=168),
    bucket_hours: int = Query(1, ge=1, le=24),
):
    """Event timeline: counts and avg sentiment per time bucket."""
    async with async_session() as session:
        cutoff = datetime.now(timezone.utc) - timedelta(hours=hours)
        bucket_s = bucket_hours * 3600
        buckets = await session.execute(text("""
            SELECT
                to_timestamp(
                    floor(extract(epoch FROM source_timestamp) / :bucket_s) * :bucket_s
                ) AT TIME ZONE 'UTC' AS ts,
                COUNT(*) AS event_count,
                COALESCE(AVG(sentiment_score), 0) AS avg_sentiment
            FROM events
            WHERE source_timestamp >= :cutoff
            GROUP BY ts
            ORDER BY ts
        """), {"cutoff": cutoff, "bucket_s": bucket_s})
        rows = buckets.mappings().all()

    return [TimelinePoint(timestamp=r["ts"], event_count=r["event_count"],
                           avg_sentiment=float(r["avg_sentiment"])) for r in rows]


@app.get("/api/analytics/sentiment/by-source")
async def sentiment_by_source(hours: int = 24):
    """Sentiment breakdown grouped by source type."""
    async with async_session() as session:
        cutoff = datetime.now(timezone.utc) - timedelta(hours=hours)
        result = await session.execute(text(f"""
            SELECT
                source_type,
                COUNT(*) AS total,
                COUNT(*) FILTER (WHERE sentiment_label = 'positive') AS positive,
                COUNT(*) FILTER (WHERE sentiment_label = 'neutral') AS neutral,
                COUNT(*) FILTER (WHERE sentiment_label = 'negative') AS negative,
                COALESCE(AVG(sentiment_score), 0) AS avg_score
            FROM events
            WHERE ingested_at >= :cutoff
            GROUP BY source_type
            ORDER BY total DESC
        """), {"cutoff": cutoff})
        rows = result.mappings().all()
    return [{
        "source_type": r["source_type"],
        "total": r["total"],
        "positive": r["positive"],
        "neutral": r["neutral"],
        "negative": r["negative"],
        "avg_score": float(r["avg_score"]),
    } for r in rows]


# ── Cameras (open-camera discovery map) ───────────────────────────────────

@app.get("/api/cameras")
async def list_cameras(
    bbox: str | None = Query(
        None,
        description="Bounding box 'min_lon,min_lat,max_lon,max_lat'",
    ),
    source: str | None = Query(None, description="Filter by discovery_source"),
    working: bool = Query(
        True,
        description="Only cameras with a verified HTTP/MJPEG snapshot_url "
                    "(the ones that actually preview). Set false to include "
                    "unverified masscan port-554 hits.",
    ),
    limit: int = Query(500, ge=1, le=5000),
):
    """Cameras for map display, optionally filtered by geographic bbox."""
    from camera_models import cameras as cam_table

    async with async_session() as session:
        stmt = select(cam_table).order_by(cam_table.c.last_seen.desc())
        if working:
            stmt = stmt.where(
                cam_table.c.snapshot_url.isnot(None),
                or_(
                    cam_table.c.snapshot_url.startswith("http://"),
                    cam_table.c.snapshot_url.startswith("https://"),
                ),
            )
        if bbox:
            try:
                min_lon, min_lat, max_lon, max_lat = (
                    float(v) for v in bbox.split(",")
                )
            except ValueError:
                raise HTTPException(
                    422, "bbox must be 'min_lon,min_lat,max_lon,max_lat'"
                )
            if not (-180 <= min_lon <= 180 and -180 <= max_lon <= 180
                    and -90 <= min_lat <= 90 and -90 <= max_lat <= 90):
                raise HTTPException(422, "bbox coordinates out of range")
            # Inverted/empty box (wrapped world view) → do not filter.
            if min_lon < max_lon and min_lat < max_lat:
                stmt = stmt.where(
                    and_(cam_table.c.location_lat >= min_lat,
                         cam_table.c.location_lat <= max_lat,
                         cam_table.c.location_lon >= min_lon,
                         cam_table.c.location_lon <= max_lon))
        if source:
            stmt = stmt.where(cam_table.c.discovery_source == source)
        rows = (await session.execute(stmt.limit(limit))).mappings().all()

    return [camera_map_row(r) for r in rows]


def camera_detail_row(r) -> dict:
    return {
        "id": str(r["id"]),
        "source_url": r["source_url"],
        "snapshot_url": r["snapshot_url"],
        "discovery_source": r["discovery_source"],
        "lat": r["location_lat"],
        "lon": r["location_lon"],
        "location_name": r["location_name"],
        "vendor": r["vendor"],
        "device_type": r["device_type"],
        "first_seen": r["first_seen"].isoformat() if r["first_seen"] else None,
        "last_seen": r["last_seen"].isoformat() if r["last_seen"] else None,
    }


@app.get("/api/cameras/{camera_id}")
async def get_camera(camera_id: UUID):
    """Full camera row for a map popup. List endpoint stays slim."""
    from camera_models import cameras as cam_table

    async with async_session() as session:
        row = (await session.execute(
            select(cam_table).where(cam_table.c.id == camera_id)
        )).mappings().one_or_none()
    if not row:
        raise HTTPException(404, "Camera not found")
    return camera_detail_row(row)


@app.get("/api/cameras/{camera_id}/snapshot")
async def camera_snapshot(camera_id: UUID):
    """Still image for one camera.

    HTTP cameras go through the TTL cache. masscan/RTSP finds have no HTTP
    snapshot_url — we probe common still-image paths and, failing that, grab
    one JPEG frame from RTSP via ffmpeg. No credentials are tried.
    """
    from camera_models import cameras as cam_table
    from camera_preview import resolve_preview
    from fastapi.responses import Response

    async with async_session() as session:
        row = (await session.execute(
            select(cam_table).where(cam_table.c.id == camera_id)
        )).mappings().one_or_none()
    if not row:
        raise HTTPException(404, "Camera not found")
    try:
        data, _url = await asyncio.wait_for(resolve_preview(row), timeout=10)
    except asyncio.TimeoutError:
        raise HTTPException(502, "Snapshot unavailable")
    if not data:
        raise HTTPException(502, "Snapshot unavailable")
    return Response(content=data, media_type="image/jpeg")


@app.get("/api/cameras/{camera_id}/stream")
async def camera_stream(camera_id: UUID):
    """Live MJPEG passthrough for one camera.

    Browsers render multipart/x-mixed-replace responses natively inside an
    <img> tag, so proxying the camera's own MJPEG stream through here gives a
    true live preview in the map popup (no player, no JS). Single-frame JPEG
    endpoints also work — they render as a static image.
    """
    from camera_models import cameras as cam_table
    from fastapi.responses import StreamingResponse
    import httpx

    async with async_session() as session:
        row = (await session.execute(
            select(cam_table).where(cam_table.c.id == camera_id)
        )).mappings().one_or_none()
    if not row:
        raise HTTPException(404, "Camera not found")
    url = row["snapshot_url"] or row["source_url"]
    low = str(url or "").lower()
    if low.startswith("rtsp://") or ".m3u8" in low or row.get("device_type") == "hls":
        from camera_preview import ffmpeg_mjpeg_stream, _FFMPEG
        if not _FFMPEG:
            raise HTTPException(502, "Live preview requires ffmpeg")
        if not low.startswith("rtsp://") and not low.startswith(("http://", "https://")):
            raise HTTPException(404, "Camera or snapshot not found")
        return StreamingResponse(
            ffmpeg_mjpeg_stream(url),
            media_type="multipart/x-mixed-replace; boundary=ffmpeg",
        )
    if not str(url or "").lower().startswith(("http://", "https://")):
        raise HTTPException(404, "Camera or snapshot not found")

    # connect timeout short so dead cams fail fast; read timeout None because
    # an MJPEG stream legitimately idles between frames.
    client = httpx.AsyncClient(
        timeout=httpx.Timeout(5.0, read=None), follow_redirects=True,
        headers={"User-Agent": "osint-dashboard-camera-view/1.0"},
    )
    try:
        req = client.build_request("GET", url)
        resp = await client.send(req, stream=True)
        if resp.status_code != 200 or len(resp.headers.get("content-type", "")) == 0:
            await resp.aclose()
            await client.aclose()
            raise HTTPException(502, "Stream unavailable")
    except HTTPException:
        raise
    except Exception:
        await client.aclose()
        raise HTTPException(502, "Stream unavailable")

    async def gen():
        try:
            async for chunk in resp.aiter_bytes():
                yield chunk
        finally:
            await resp.aclose()
            await client.aclose()

    ctype = resp.headers.get("content-type", "")
    media = ctype if "multipart" in ctype.lower() else (
        ctype if "image/" in ctype.lower()
        else "multipart/x-mixed-replace; boundary=frame"
    )
    return StreamingResponse(gen(), media_type=media)


@app.get("/api/cameras/{camera_id}/hls.m3u8")
async def camera_hls_playlist(camera_id: UUID):
    """CORS-safe rewritten HLS playlist for the in-page player."""
    from camera_hls import fetch_playlist
    from camera_models import cameras as cam_table

    async with async_session() as session:
        row = (await session.execute(
            select(cam_table).where(cam_table.c.id == camera_id)
        )).mappings().one_or_none()
    if not row:
        raise HTTPException(404, "Camera not found")
    url = row["snapshot_url"] or row["source_url"] or ""
    if ".m3u8" not in url.lower() and row.get("device_type") != "hls":
        raise HTTPException(404, "Camera is not an HLS feed")
    return await fetch_playlist(str(camera_id), url)


@app.get("/api/cameras/{camera_id}/hlsseg")
async def camera_hls_segment(camera_id: UUID, u: str = Query(..., min_length=8)):
    """Proxy one HLS segment/playlist URI rewritten by hls.m3u8."""
    from camera_hls import fetch_segment
    from camera_models import cameras as cam_table

    async with async_session() as session:
        exists = (await session.execute(
            select(cam_table.c.id).where(cam_table.c.id == camera_id)
        )).scalar_one_or_none()
    if not exists:
        raise HTTPException(404, "Camera not found")
    return await fetch_segment(str(camera_id), u)


# ── News pipeline (scraper + summarizer) ──────────────────────────────────
# Backing data for the frontend news panel. Written by the vendored
# news-scraper (continuous Scrapy crawl) and news-summarizer (15-min Nous
# map-reduce) services into the shared osint-db.

@app.get("/api/news", response_model=list[NewsArticleOut])
async def list_news(
    domain: str | None = Query(
        None, description="Filter by source domain (e.g. 'www.reuters.com')"
    ),
    since: datetime | None = Query(
        None,
        description="Only articles captured at/after this UTC instant "
                    "(ISO 8601, e.g. '2026-08-24T12:00:00Z').",
    ),
    limit: int = Query(50, ge=1, le=500),
    offset: int = Query(0, ge=0),
    include_content: bool = Query(
        False,
        description="Include full article body. Default false — ticker/list only need title/url.",
    ),
):
    """Most recent scraped news articles (newest first)."""
    async with async_session() as session:
        stmt = select(articles).order_by(
            articles.c.timestamp.desc().nullslast()
        )
        if domain:
            stmt = stmt.where(articles.c.domain == domain)
        if since:
            stmt = stmt.where(articles.c.timestamp >= since)
        stmt = stmt.limit(limit).offset(offset)
        rows = (await session.execute(stmt)).mappings().all()
    return [
        NewsArticleOut(
            id=r["id"], title=r["title"], url=r["url"],
            content=r["content"] if include_content else None, domain=r["domain"],
            timestamp=r["timestamp"],
        )
        for r in rows
    ]


@app.get("/api/news/summaries", response_model=list[NewsSummaryOut])
async def list_news_summaries(
    since: datetime | None = Query(
        None,
        description="Only summaries generated at/after this UTC instant.",
    ),
    kind: str | None = Query(
        None,
        description="Filter: interval or daily_recap. Omit for all.",
    ),
    limit: int = Query(20, ge=1, le=100),
    offset: int = Query(0, ge=0),
):
    """Most recent master LLM summaries (newest first)."""
    if kind is not None and kind not in ("interval", "daily_recap"):
        raise HTTPException(422, "kind must be interval or daily_recap")
    async with async_session() as session:
        stmt = select(article_summaries).order_by(
            article_summaries.c.batch_timestamp.desc().nullslast()
        )
        if since:
            stmt = stmt.where(article_summaries.c.batch_timestamp >= since)
        if kind is not None:
            stmt = stmt.where(article_summaries.c.kind == kind)
        stmt = stmt.limit(limit).offset(offset)
        rows = (await session.execute(stmt)).mappings().all()
    return [
        NewsSummaryOut(
            id=r["id"], summary_text=r["summary_text"],
            batch_timestamp=r["batch_timestamp"], model=r["model"],
            kind=r["kind"],
        )
        for r in rows
    ]


_FLAGGED = ("critical", "high")


@app.get("/api/news/ticker", response_model=list[NewsTickerItemOut])
async def list_news_ticker(
    since: datetime | None = Query(
        None,
        description="Only ticker items created at/after this UTC instant.",
    ),
    limit: int = Query(20, ge=1, le=50),
):
    """Flagged ticker rows (critical/high), newest first. No LLM required."""
    async with async_session() as session:
        stmt = (
            select(news_items)
            .where(
                news_items.c.kind == "ticker",
                news_items.c.importance.in_(_FLAGGED),
            )
            .order_by(news_items.c.created_at.desc())
        )
        if since:
            stmt = stmt.where(news_items.c.created_at >= since)
        stmt = stmt.limit(limit)
        rows = (await session.execute(stmt)).mappings().all()
    return [
        NewsTickerItemOut(
            id=r["id"], headline=r["headline"], importance=r["importance"],
            location_name=r["location_name"], url=r["url"],
            created_at=r["created_at"],
        )
        for r in rows
    ]


@app.get("/api/news/map", response_model=list[NewsMapItemOut])
async def list_news_map(
    bbox: str | None = Query(
        None,
        description="Comma-separated 'minlon,minlat,maxlon,maxlat' to bound the "
                    "result set by item coordinates. Omit for all flagged pins.",
    ),
    since: datetime | None = Query(
        None,
        description="Only map items created at/after this UTC instant. "
                    "Defaults to the last 24 hours.",
    ),
    limit: int = Query(200, ge=1, le=500),
):
    """Flagged map pins (critical/high with coords). No zoom skip — world view."""
    if since is None:
        since = datetime.now(timezone.utc) - timedelta(hours=24)
    async with async_session() as session:
        stmt = (
            select(news_items)
            .where(
                news_items.c.kind == "map",
                news_items.c.lat.isnot(None),
                news_items.c.lon.isnot(None),
                news_items.c.importance.in_(_FLAGGED),
                news_items.c.created_at >= since,
            )
            .order_by(news_items.c.created_at.desc())
        )
        if bbox:
            parts = [p.strip() for p in bbox.split(",")]
            if len(parts) != 4:
                raise HTTPException(
                    422, "bbox must be 'minlon,minlat,maxlon,maxlat' (4 comma-separated values)"
                )
            try:
                minlon, minlat, maxlon, maxlat = (float(p) for p in parts)
            except ValueError:
                raise HTTPException(
                    422, "bbox values must be floats: 'minlon,minlat,maxlon,maxlat'"
                )
            stmt = stmt.where(
                and_(
                    news_items.c.lon >= minlon, news_items.c.lon <= maxlon,
                    news_items.c.lat >= minlat, news_items.c.lat <= maxlat,
                )
            )
        stmt = stmt.limit(limit)
        rows = (await session.execute(stmt)).mappings().all()
    return [
        NewsMapItemOut(
            id=r["id"], headline=r["headline"], importance=r["importance"],
            location_name=r["location_name"], lat=r["lat"], lon=r["lon"],
            location_confidence=r["location_confidence"], category=r["category"],
            url=r["url"], created_at=r["created_at"],
        )
        for r in rows
    ]


@app.get("/api/news/models", response_model=NewsModelsOut)
async def list_news_models():
    """Nous model catalog for the summarizer selector. Never 502s."""
    return await list_models()


# ── Frontend ──────────────────────────────────────────────────────────────

@app.get("/", response_class=HTMLResponse)
async def index():
    # Never let browsers serve a stale copy of the app shell: no Cache-Control
    # means heuristic caching, and a stale index.html froze older bugs in users'
    # tabs after deploys. Revalidate every load (ETag still returns 304).
    resp = FileResponse(str(STATIC_DIR / "index.html"))
    resp.headers["Cache-Control"] = "no-cache"
    return resp


# ── NASA GIBS basemap map tab ─────────────────────────────────────────────

def _parse_bbox_query(bbox: str) -> tuple[float, float, float, float]:
    try:
        return parse_bbox(bbox)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc


@app.get("/api/map/layers")
async def map_layers():
    """Curated NASA GIBS raster basemap layers for the map tab.

    Each entry has everything the browser needs to render the WMTS tiles:
      id        — GIBS layer identifier (used in the tile URL path)
      title     — human-readable display name
      tms       — GIBS tile matrix set (GoogleMapsCompatible_LevelN)
      format    — tile image extension (jpeg|png)
      has_time  — whether the layer has a Time dimension (=> date selector)
      max_zoom  — highest native zoom served by that tile matrix set

    ``overlays`` lists toggleable live feeds (radar tiles, aircraft, …).
    """
    from gibs_map import MAP_LAYERS
    return {"layers": MAP_LAYERS, "overlays": overlay_catalog()}


@app.get("/api/map/chokepoints")
async def map_chokepoints():
    """Static one-tap fly-to presets (Strait of Hormuz, Bab el-Mandeb, …).

    Pure catalog — no upstream calls and no VesselAPI quota spend. ``vesselapi``
    is True only for Hormuz (the box the VesselAPI poller already covers).
    """
    from chokepoints import chokepoints
    return {"chokepoints": chokepoints()}


def _upstream_or_502(exc: Exception, name: str) -> NoReturn:
    logger.warning("live_layer_upstream_failed", layer=name, error=str(exc))
    raise HTTPException(502, f"{name} upstream unavailable: {exc}") from exc


@app.get("/api/map/radar")
async def map_radar():
    """RainViewer frame list + IEM NEXRAD tile template. Browser fetches tiles."""
    try:
        return overlay_json(await fetch_radar_meta(), 60)
    except Exception as exc:
        _upstream_or_502(exc, "radar")


@app.get("/api/map/sentinel1")
async def map_sentinel1(bbox: str = Query(..., description="minlon,minlat,maxlon,maxlat")):
    """Most recent Sentinel-1 GRD as a signed COG tile template (TiTiler).

    Queries Planetary Computer only on demand; no tiles proxied through the Pi.
    """
    _parse_bbox_query(bbox)
    try:
        result = await fetch_sentinel1(bbox)
    except UpstreamRateLimited as exc:
        headers = {"Retry-After": exc.retry_after} if exc.retry_after else None
        raise HTTPException(
            429, "Planetary Computer rate limit", headers=headers,
        ) from exc
    except Exception as exc:
        _upstream_or_502(exc, "sentinel1")
    if result is None:
        return JSONResponse(
            status_code=404,
            content={
                "error": "no_imagery",
                "message": "No Sentinel-1 GRD in the last 7 days for this bbox",
            },
        )
    return overlay_json(result, 300)


@app.get("/api/aircraft")
async def list_aircraft(
    bbox: str = Query(..., description="minlon,minlat,maxlon,maxlat"),
    limit: int = Query(2000, ge=1, le=5000),
    timestamp: str | None = Query(None, description="ISO time — DVR 1-min tracks instead of live"),
):
    """Viewport ADS-B last-known (ADSB.lol). Requires bbox; radius clamped ≤ 150 nm."""
    _parse_bbox_query(bbox)
    try:
        from tracks import fetch_positions_at, parse_timestamp
        ts = parse_timestamp(timestamp)
        if ts is not None:
            return overlay_json(await fetch_positions_at("aircraft", ts, bbox, limit), 5)
        return overlay_json(await fetch_aircraft(bbox, limit, persist=False), 5)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc
    except Exception as exc:
        _upstream_or_502(exc, "aircraft")


@app.get("/api/aircraft/photo")
async def aircraft_photo(
    hex_code: str | None = Query(None, alias="hex", pattern="^[0-9a-fA-F]{6}$"),
    reg: str | None = Query(None, min_length=1, max_length=12),
):
    """Latest planespotters.net photo for an aircraft (hex preferred, reg fallback)."""
    if not hex_code and not reg:
        raise HTTPException(422, "hex or reg required")
    try:
        photo = await fetch_planespotters_photo(hex_code=hex_code, reg=reg)
    except Exception as exc:
        _upstream_or_502(exc, "planespotters")
    if photo is None:
        raise HTTPException(404, "no photo")
    return overlay_json(photo, 86400)


@app.get("/api/trains")
async def list_trains(
    bbox: str | None = Query(None, description="minlon,minlat,maxlon,maxlat"),
    limit: int = Query(2000, ge=1, le=5000),
):
    """Amtrak / Brightline / VIA last-known (Amtraker). Bbox optional (~200 rows)."""
    if bbox:
        _parse_bbox_query(bbox)
    try:
        return overlay_json(await fetch_trains(bbox, limit), 20)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc
    except Exception as exc:
        _upstream_or_502(exc, "trains")


@app.get("/api/vessels")
async def list_vessels(
    bbox: str | None = Query(None, description="minlon,minlat,maxlon,maxlat"),
    limit: int = Query(2000, ge=1, le=5000),
    timestamp: str | None = Query(None, description="ISO time — DVR 1-min tracks instead of live"),
    src: str | None = Query(None, description="aisstream|vesselapi|all (default all)"),
):
    """AIS last-known — union of two independent providers.

    AISStream (extra.src="aisstream", live US-coast WebSocket) and VesselAPI
    (extra.src="vesselapi", Strait of Hormuz 5×/day poll) both upsert into the
    same store. Empty without either key / until the first successful poll.
    ``src`` filters the union to one provider (default ``all``) so a Hormuz
    view can skip the ~5k CONUS AISStream rows.
    """
    if src is not None and src not in ("aisstream", "vesselapi", "all"):
        raise HTTPException(422, "src must be one of: aisstream, vesselapi, all")
    if bbox:
        _parse_bbox_query(bbox)
    try:
        from tracks import fetch_positions_at, parse_timestamp
        ts = parse_timestamp(timestamp)
        if ts is not None:
            return overlay_json(await fetch_positions_at("vessel", ts, bbox, limit), 5)
        return overlay_json(await fetch_vessels(bbox, limit, src=src), 5)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc


@app.post("/api/vessels/subscribe")
async def vessels_subscribe(payload: VesselBboxUpdate):
    """Retune the server-side AISStream subscription to the client viewport.

    The stream follows the map: after a moveend the frontend posts its bbox,
    the worker re-subscribes (≤1/s upstream), and last-known vessels for the
    new area start arriving within a second or two. Empty/null bbox resets to
    the env AISSTREAM_BBOX default. The API key never reaches the browser.
    """
    raw = (payload.bbox or "").strip()
    if not raw:
        from ais_stream import reset_viewport_bbox
        await reset_viewport_bbox()
        return {"ok": True, "bbox": None}
    try:
        minlon, minlat, maxlon, maxlat = parse_bbox(raw)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc
    if not (-180 <= minlon <= 180 and -180 <= maxlon <= 180
            and -90 <= minlat <= 90 and -90 <= maxlat <= 90):
        raise HTTPException(422, "bbox coordinates out of range")
    if minlon >= maxlon or minlat >= maxlat:
        raise HTTPException(422, "bbox must have min < max")
    from ais_stream import request_viewport_bbox
    await request_viewport_bbox(minlon, minlat, maxlon, maxlat)
    return {"ok": True, "bbox": raw}


@app.get("/api/tracks/range")
async def tracks_range():
    """Earliest/latest 1-minute track buckets for the DVR slider."""
    from tracks import track_range
    return await track_range()


@app.get("/api/geofences")
async def api_list_geofences():
    """Drawn GeoJSON polygons. Not /api/alerts (entity/keyword)."""
    from geofence import list_geofences
    return await list_geofences()


@app.post("/api/geofences", status_code=201)
async def api_create_geofence(payload: GeofenceCreate):
    from geofence import create_geofence, validate_polygon_geojson
    try:
        validate_polygon_geojson(payload.geojson)
    except ValueError as exc:
        raise HTTPException(422, str(exc)) from exc
    try:
        return await create_geofence(payload.name, payload.geojson, payload.active)
    except HTTPException:
        raise
    except Exception as exc:
        raise HTTPException(503, f"geofence persist failed: {exc}") from exc


@app.patch("/api/geofences/{gid}")
async def api_update_geofence(gid: str, payload: GeofenceUpdate):
    from geofence import update_geofence, validate_polygon_geojson
    if payload.geojson is not None:
        try:
            validate_polygon_geojson(payload.geojson)
        except ValueError as exc:
            raise HTTPException(422, str(exc)) from exc
    row = await update_geofence(
        gid, name=payload.name, geojson=payload.geojson, active=payload.active,
    )
    if row is None:
        raise HTTPException(404, "geofence not found")
    return row


@app.delete("/api/geofences/{gid}", status_code=204)
async def api_delete_geofence(gid: str):
    from geofence import delete_geofence
    await delete_geofence(gid)
    return None


@app.get("/api/geofence-alerts")
async def api_geofence_alerts(limit: int = Query(100, ge=1, le=500)):
    from sqlalchemy import text as sql_text
    try:
        async with async_session() as session:
            rows = (await session.execute(sql_text(
                """
                SELECT id::text, geofence_id::text, source_kind, entity_id,
                       lat, lon, payload, created_at
                FROM geofence_alerts
                ORDER BY created_at DESC
                LIMIT :limit
                """
            ), {"limit": limit})).mappings().all()
        out = []
        for r in rows:
            item = dict(r)
            if item.get("created_at") is not None:
                item["created_at"] = item["created_at"].isoformat()
            out.append(item)
        return out
    except Exception:
        return []


@app.get("/api/fire-aircraft")
async def api_fire_aircraft(limit: int = Query(200, ge=1, le=1000)):
    """Persisted firefighting ADS-B × wildfire correlations (20 mi)."""
    from fire_aircraft import recent_hits
    return await recent_hits(limit)


@app.get("/api/fire-incidents")
async def list_fire_incidents(
    bbox: str | None = Query(None),
    limit: int = Query(2000, ge=1, le=5000),
):
    """NIFC WFIGS current incident points."""
    if bbox:
        _parse_bbox_query(bbox)
    try:
        return overlay_json(await fetch_fire_incidents(bbox, limit), 30)
    except Exception as exc:
        _upstream_or_502(exc, "fire-incidents")


@app.get("/api/fire-perimeters")
async def list_fire_perimeters(bbox: str | None = Query(None)):
    """NIFC WFIGS current wildfire perimeters (GeoJSON)."""
    if bbox:
        _parse_bbox_query(bbox)
    try:
        return overlay_json(await fetch_fire_perimeters(bbox), 30)
    except Exception as exc:
        _upstream_or_502(exc, "fire-perimeters")


@app.get("/api/weather-alerts")
async def list_weather_alerts(
    area: str | None = Query(None, description="US state two-letter code, e.g. NC"),
    bbox: str | None = Query(None, description="minlon,minlat,maxlon,maxlat"),
):
    """Cached NWS active alerts + IEM storm-based warning polygons.

    Named ``/api/weather-alerts`` so it does not collide with dashboard
    ``/api/alerts`` (entity/keyword alert records).
    """
    if bbox:
        _parse_bbox_query(bbox)
    try:
        return overlay_json(await fetch_weather_alerts(area, bbox), 30)
    except Exception as exc:
        _upstream_or_502(exc, "weather-alerts")


@app.get("/api/storms")
async def list_storms():
    """NHC active tropical cyclones."""
    try:
        return overlay_json(await fetch_storms(), 20)
    except Exception as exc:
        _upstream_or_502(exc, "storms")


@app.get("/api/map/times")
async def map_layer_times(
    layer: str = Query(..., description="GIBS layer identifier, e.g. VIIRS_SNPP_CorrectedReflectance_TrueColor"),
):
    """Available date windows for a time-aware GIBS layer.

    Parsed from the layer's Domains XML (GIBS serves nearest-time tiles even
    for dates slightly outside a window, but we surface the real ranges so
    the UI can clamp the picker and flag out-of-range picks).
    """
    from gibs_map import _LAYER_BY_ID, fetch_layer_domain

    meta = _LAYER_BY_ID.get(layer)
    if not meta:
        raise HTTPException(404, f"Unknown GIBS layer: {layer}")
    if not meta["has_time"]:
        raise HTTPException(422, f"Layer '{layer}' is static (no Time dimension)")
    try:
        domain = await fetch_layer_domain(meta["id"], meta["tms"])
    except Exception as exc:  # network / GIBS hiccup → degrade gracefully
        logger.warning("gibs_domain_fetch_failed", layer=layer, error=str(exc))
        raise HTTPException(502, f"GIBS time domain unavailable: {exc}")
    return {"layer": layer, **domain}


app.mount("/static", CachedStaticFiles(directory=str(STATIC_DIR)), name="static")


if __name__ == "__main__":
    import uvicorn
    uvicorn.run(app, host="0.0.0.0", port=8000)