1 files changed, 137 insertions, 0 deletions
diff --git a/src/pages/Estimates.tsx b/src/pages/Estimates.tsx
new file mode 100644
index 0000000..d3b4ced
--- /dev/null
+++ b/src/pages/Estimates.tsx
@@ -0,0 +1,137 @@
+import { useEffect, useState } from "react";
+import { Link, useParams } from "react-router";
+import { StopDataProvider } from "../data/StopDataProvider";
+import LineIcon from "../components/LineIcon";
+import { Star } from 'lucide-react';
+import "../styles/Estimates.css";
+
+interface StopDetails {
+	stop: {
+		id: number;
+		name: string;
+		latitude: number;
+		longitude: number;
+	}
+	estimates: {
+		line: string;
+		route: string;
+		minutes: number;
+		meters: number;
+	}[]
+}
+
+export function Estimates(): JSX.Element {
+	const sdp = new StopDataProvider();
+	const [data, setData] = useState<StopDetails | null>(null);
+	const [favourited, setFavourited] = useState(false);
+	const params = useParams();
+
+	const loadData = () => {
+		fetch(`/api/GetStopEstimates?id=${params.stopId}`)
+			.then(r => r.json())
+			.then((body: StopDetails) => setData(body));
+	};
+
+	useEffect(() => {
+		loadData();
+
+		sdp.pushRecent(parseInt(params.stopId ?? ""));
+
+		setFavourited(
+			sdp.isFavourite(parseInt(params.stopId ?? ""))
+		);
+	}, []);
+
+	const absoluteArrivalTime = (minutes: number) => {
+		const now = new Date()
+		const arrival = new Date(now.getTime() + minutes * 60000)
+		return Intl.DateTimeFormat(navigator.language, {
+			hour: '2-digit',
+			minute: '2-digit'
+		}).format(arrival)
+	}
+
+	const formatDistance = (meters: number) => {
+		if (meters > 1024) {
+			return `${(meters / 1000).toFixed(1)} km`;
+		} else {
+			return `${meters} m`;
+		}
+	}
+
+	const toggleFavourite = () => {
+		if (favourited) {
+			sdp.removeFavourite(parseInt(params.stopId ?? ""));
+			setFavourited(false);
+		} else {
+			sdp.addFavourite(parseInt(params.stopId ?? ""));
+			setFavourited(true);
+		}
+	}
+
+	if (data === null) return <h1 className="page-title">Cargando datos en tiempo real...</h1>
+
+	return (
+		<div className="page-container">
+			<div className="estimates-header">
+				<h1 className="page-title">
+					<Star className={`star-icon ${favourited ? 'active' : ''}`} onClick={toggleFavourite} />
+					{data?.stop.name} <span className="estimates-stop-id">({data?.stop.id})</span>
+				</h1>
+			</div>
+
+			<div className="button-group">
+				<Link to="/stops" className="button">
+					🔙 Volver al listado de paradas
+				</Link>
+
+				<button className="button" onClick={loadData}>⬇️ Recargar</button>
+			</div>
+
+			<div className="table-responsive">
+				<table className="table">
+					<caption>Estimaciones de llegadas</caption>
+
+					<thead>
+						<tr>
+							<th>Línea</th>
+							<th>Ruta</th>
+							<th>Minutos</th>
+							<th>Metros</th>
+						</tr>
+					</thead>
+
+					<tbody>
+						{data.estimates
+							.sort((a, b) => a.minutes - b.minutes)
+							.map((estimate, idx) => (
+								<tr key={idx}>
+									<td><LineIcon line={estimate.line} /></td>
+									<td>{estimate.route}</td>
+									<td>
+										{estimate.minutes > 15
+											? absoluteArrivalTime(estimate.minutes)
+											: `${estimate.minutes} min`}
+									</td>
+									<td>
+										{estimate.meters > -1
+											? formatDistance(estimate.meters)
+											: "No disponible"
+										}
+									</td>
+								</tr>
+							))}
+					</tbody>
+
+					{data?.estimates.length === 0 && (
+						<tfoot>
+							<tr>
+								<td colSpan={4}>No hay estimaciones disponibles</td>
+							</tr>
+						</tfoot>
+					)}
+				</table>
+			</div>
+		</div>
+	)
+}