"""Sync settings page."""
from datetime import datetime, timezone

from fastapi import APIRouter, Depends, Request
from fastapi.responses import RedirectResponse

from sqlalchemy.orm import Session

from web.auth.session import get_current_user
from web.config import settings
from web.database import get_db
from web.models.connections import SyncConfig
from web.templates_env import templates

router = APIRouter()


def _render(request: Request, ctx: dict):
    ctx["request"] = request
    ctx.setdefault("jivosite_widget_id", settings.JIVOSITE_WIDGET_ID)
    return templates.TemplateResponse(ctx.pop("request"), "sync.html", ctx)


def _now():
    return datetime.now(timezone.utc).replace(tzinfo=None)


@router.get("/sync")
async def sync_get(request: Request, db: Session = Depends(get_db)):
    try:
        user = get_current_user(request, db)
    except Exception:
        return RedirectResponse("/login", 303)

    config = db.query(SyncConfig).filter_by(user_id=user.id).first()
    return _render(request, {
        "user": user,
        "config": config,
        "saved": request.query_params.get("saved"),
    })


@router.post("/sync/settings")
async def sync_settings_post(request: Request, db: Session = Depends(get_db)):
    try:
        user = get_current_user(request, db)
    except Exception:
        return RedirectResponse("/login", 303)

    form = await request.form()
    raw_multiplier = str(form.get("price_multiplier", "1")).strip()

    try:
        multiplier = float(raw_multiplier)
        if multiplier <= 0:
            raise ValueError
    except ValueError:
        multiplier = 1.0

    config = db.query(SyncConfig).filter_by(user_id=user.id).first()
    if config:
        config.price_multiplier = multiplier
    else:
        config = SyncConfig(
            user_id=user.id,
            is_enabled=False,
            price_multiplier=multiplier,
        )
        db.add(config)

    db.commit()
    return RedirectResponse("/sync?saved=1", 303)