from typing import Optional

from fastapi import APIRouter, Depends, Form, HTTPException, Request
from fastapi.responses import HTMLResponse
from sqlmodel import Session, select

from app.auth import require_user
from app.database import get_session
from app.models import ActivityLog, EventAction, MediaFile
from app.templates import templates
from app.ws import manager

router = APIRouter(prefix="/actions")

EVENT_TYPES = ["sub", "gift_sub", "bits", "channel_points", "command", "follow", "raid"]
ACTION_TYPES = ["sound", "video", "alert"]


@router.get("", response_class=HTMLResponse)
async def actions_page(request: Request, session: Session = Depends(get_session), user=Depends(require_user)):
    actions = session.exec(select(EventAction)).all()
    media_files = session.exec(select(MediaFile)).all()
    return templates.TemplateResponse("actions.html", {
        "request": request,
        "user": user,
        "actions": actions,
        "media_files": media_files,
        "event_types": EVENT_TYPES,
        "action_types": ACTION_TYPES,
    })


@router.post("", response_class=HTMLResponse)
async def create_action(
    request: Request,
    event_type: str = Form(...),
    event_detail: Optional[str] = Form(default=None),
    action_type: str = Form(...),
    media_file_id: Optional[int] = Form(default=None),
    alert_text: Optional[str] = Form(default=None),
    cooldown_seconds: int = Form(default=0),
    session: Session = Depends(get_session),
    user=Depends(require_user),
):
    action = EventAction(
        event_type=event_type,
        event_detail=event_detail.strip() if event_detail and event_detail.strip() else None,
        action_type=action_type,
        media_file_id=media_file_id or None,
        alert_text=alert_text.strip() if alert_text and alert_text.strip() else None,
        cooldown_seconds=max(0, cooldown_seconds),
    )
    session.add(action)
    session.commit()
    session.refresh(action)

    media_files = session.exec(select(MediaFile)).all()
    return templates.TemplateResponse("partials/action_row.html", {
        "request": request,
        "action": action,
        "media_files": media_files,
    })


@router.post("/{action_id}/test", response_class=HTMLResponse)
async def test_action(
    request: Request,
    action_id: int,
    session: Session = Depends(get_session),
    user=Depends(require_user),
):
    action = session.get(EventAction, action_id)
    if not action:
        raise HTTPException(status_code=404)

    media_url = None
    if action.media_file_id:
        media = session.get(MediaFile, action.media_file_id)
        if media:
            media_url = f"/static/media/{media.filename}"

    await manager.broadcast({
        "type": "execute",
        "action_type": action.action_type,
        "media_url": media_url,
        "alert_text": action.alert_text or "Test!",
    })

    session.add(ActivityLog(
        event_type="test",
        username=user.twitch_display_name,
        detail=f"{action.event_type}:{action.event_detail or 'any'}",
        action_taken=f"{action.action_type}: {media_url or action.alert_text or ''}",
    ))
    session.commit()

    media_files = session.exec(select(MediaFile)).all()
    return templates.TemplateResponse("partials/action_row.html", {
        "request": request,
        "action": action,
        "media_files": media_files,
        "just_tested": True,
    })


@router.delete("/{action_id}", response_class=HTMLResponse)
async def delete_action(
    action_id: int,
    session: Session = Depends(get_session),
    user=Depends(require_user),
):
    action = session.get(EventAction, action_id)
    if not action:
        raise HTTPException(status_code=404)
    session.delete(action)
    session.commit()
    return HTMLResponse("")


@router.post("/{action_id}/toggle", response_class=HTMLResponse)
async def toggle_action(
    request: Request,
    action_id: int,
    session: Session = Depends(get_session),
    user=Depends(require_user),
):
    action = session.get(EventAction, action_id)
    if not action:
        raise HTTPException(status_code=404)
    action.enabled = not action.enabled
    session.add(action)
    session.commit()
    session.refresh(action)

    media_files = session.exec(select(MediaFile)).all()
    return templates.TemplateResponse("partials/action_row.html", {
        "request": request,
        "action": action,
        "media_files": media_files,
    })