from pathlib import Path

from fastapi import APIRouter, Query, Request
from fastapi.responses import HTMLResponse, RedirectResponse
from fastapi.templating import Jinja2Templates

from app.service.recon_service import list_transactions

router = APIRouter()

project_root = Path(__file__).resolve().parents[2]
templates = Jinja2Templates(directory=str(project_root / "data" / "templates"))


@router.get("/", response_class=HTMLResponse, include_in_schema=False)
async def dashboard(
    request: Request,
    recon_job_name: str | None = Query(default=None),
    as_at_date: str | None = Query(default=None),
) -> HTMLResponse:
    user = request.session.get("user")
    if not user:
        return RedirectResponse(url="/login", status_code=302)

    transactions = list_transactions()

    if as_at_date:
        transactions = [item for item in transactions if item.date.isoformat() == as_at_date]

    results = [
        {
            "Transaction ID": item.transaction_id,
            "Date": item.date.isoformat(),
            "Account": item.account,
            "Amount": f"{item.amount:,.2f}",
            "Status": item.status,
            "Flag": item.flag,
        }
        for item in transactions
    ]

    return templates.TemplateResponse(
        request=request,
        name="dashboard.html",
        context={
            "request": request,
            "title": "Recon Ranger Dashboard",
            "results": results,
            "user": user,
            "recon_job_name": recon_job_name,
            "as_at_date": as_at_date,
            "prev_cursor": None,
            "next_cursor": None,
        },
    )