Recreate station screen with ReactJS

sncf-station/src/Station.js

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+import './sncf.scss'
+import {useParams} from "react-router-dom"
+import TrainsTable from "./TrainsTable"
+import {useEffect, useState} from "react";
+
+function Station() {
+  let {stopId} = useParams()
+  let [stop, setStop] = useState({'name': "Chargement…"})
+
+  useEffect(() => {
+    fetch(`http://localhost:8000/api/gtfs/stop/${stopId}/`)
+      .then(response => response.json())
+      .then(data => {
+        setStop(data)
+      })
+  }, [stopId])
+
+  return (
+    <div className="Station">
+      <header className="App-header">
+        <h1>Horaires en gare de {stop.name}</h1>
+      </header>
+
+      <main>
+        <TrainsTable stop={stop} tableType="departures" />
+        <TrainsTable stop={stop} tableType="arrivals" />
+      </main>
+    </div>
+  )
+}
+
+export default Station;

sncf-station/src/Station.test.js

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+import { render, screen } from '@testing-library/react';
+import Station from './Station';
+
+test('renders learn react link', () => {
+  render(<Station />);
+  const linkElement = screen.getByText(/learn react/i);
+  expect(linkElement).toBeInTheDocument();
+});

sncf-station/src/TrainsTable.js

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+import {useEffect, useState} from "react";
+
+function TrainsTable({stop, tableType}) {
+  let tableClass = tableType === "departures" ? "table-departures" : "table-arrivals"
+  tableClass = `table table-striped ${tableClass}`
+  return <>
+    <table className={tableClass}>
+      <TrainsTableHeader />
+      <TrainsTableBody stop={stop} tableType={tableType} />
+    </table>
+  </>
+}
+
+function TrainsTableHeader() {
+  return <thead>
+    <tr>
+      <th className="px-3 py-1" scope="col" colSpan="2">Train</th>
+      <th className="px-3 py-1" scope="col">Heure</th>
+      <th className="px-3 py-1" scope="col">Destination</th>
+    </tr>
+  </thead>
+}
+
+function TrainsTableBody({stop, tableType}) {
+  const [trains, setTrains] = useState([])
+
+  useEffect(() => {
+    if (stop.id !== undefined) {
+      fetch(`http://localhost:8000/api/station/next_${tableType}/?stop_id=${stop.id}&format=json`)
+        .then(response => response.json())
+        .then(data => data.results)
+        .then(data => {
+          setTrains(data)
+        })
+    }
+  }, [stop, tableType])
+
+  let table_rows = trains.map((train) => <TrainRow train={train} tableType={tableType} />)
+
+  return <tbody>
+    {table_rows}
+  </tbody>
+}
+
+function TrainRow({train, tableType}) {
+  const [trip, setTrip] = useState({})
+  const [route, setRoute] = useState({})
+  const [stopTimes, setStopTimes] = useState([])
+  const [trainType, setTrainType] = useState("")
+
+  useEffect(() => {
+    if (train.trip !== undefined) {
+      fetch(`http://localhost:8000/api/gtfs/trip/${train.trip}/`)
+        .then(response => response.json())
+        .then(t => {
+          t.stop_times = []
+          setTrip(t)
+        })
+    }
+  }, [train.trip])
+
+  useEffect(() => {
+    if (trip.route !== undefined) {
+      fetch(`http://localhost:8000/api/gtfs/route/${trip.route}/`)
+        .then(response => response.json())
+        .then(data => {
+          setRoute(data)
+        })
+    }
+  }, [trip.route])
+
+  useEffect(() => {
+    if (route !== undefined) {
+      setTrainType(getTrainType(train, route))
+    }
+  }, [train, route]);
+
+  useEffect(() => {
+    if (trip.route !== undefined) {
+      fetch(`http://localhost:8000/api/gtfs/stop_time/?trip=${trip.id}&order=stop_sequence&limit=1000`)
+        .then(response => response.json())
+        .then(data => data.results)
+        .then(stop_times => {
+          Promise.all(stop_times.map(stop_time =>
+            fetch(`http://localhost:8000/api/gtfs/stop/${stop_time.stop}/`).then(response => response.json())
+          )).then(stops => {
+            setStopTimes(stop_times.map((stop_time, index) => {
+              stop_time.stop = stops[index]
+              return stop_time
+            }))
+          })
+        })
+    }
+  }, [trip.route])
+
+  let headline = stopTimes[tableType === "departures" ? stopTimes.length - 1 : 0]?.stop ?? {name: "Chargement…"}
+  let stops_names = stopTimes.filter(stop_time => tableType === "departures" ? stop_time.stop_sequence > train.stop_sequence : stop_time.stop_sequence < train.stop_sequence)
+    .map(stop_time => stop_time?.stop.name ?? "").join(", ")
+
+  let style = {
+    width: "4em",
+    height: "4em",
+    borderRadius: "15%",
+    backgroundColor: `#${getBackgroundColor(train, route)}`,
+    color: `#${getTextColor(train, route)}`,
+    fontWeight: "bold",
+  }
+
+  return <>
+    <tr className="h-100">
+      <td className="h-100">
+        <div className="train-type d-flex h-100 align-items-center justify-content-center">
+          <div
+            className="transilien-route d-flex align-items-center justify-content-center font-weight-bold small p-1 m-2 text-center text-wrap"
+            style={style}>
+            {trainType}
+        </div>
+      </div>
+    </td>
+    <td className="h-100">
+      <div className="train-number d-flex align-items-center justify-content-center h-100">
+        <div>
+          <div>{trip.short_name}</div>
+          <div>{trip.headsign}</div>
+        </div>
+      </div>
+    </td>
+    <td>
+      <div className="table-hour d-flex align-items-center justify-content-center text-time fw-bold h-100">
+        {train.departure_time}
+      </div>
+    </td>
+    <td>
+      <h3 className="headline">{headline.name}</h3>
+      <span className="stops">{stops_names}</span>
+    </td>
+    </tr>
+  </>
+}
+
+function getTrainType(train, route) {
+  if (train.id.startsWith("IDFM"))
+    return route.short_name
+  else {
+    let trainType = train.stop.split("StopPoint:OCE")[1].split("-")[0]
+    if (trainType === "Train TER")
+      trainType = "TER"
+    else if (trainType === "INTERCITES")
+      trainType = "INTER-CITÉS"
+    else if (trainType === "INTERCITES de nuit")
+      trainType = "INTER-CITÉS de nuit"
+    return trainType
+  }
+}
+
+function getBackgroundColor(train, route) {
+  if (route.color)
+    return route.color
+  else if (getTrainType(train, route) === "OUIGO")
+    return "E60075"
+  return "FFFFFF"
+}
+
+function getTextColor(train, route) {
+  if (route.text_color)
+    return route.text_color
+  else {
+    let trainType = getTrainType(train, route)
+    switch (trainType) {
+      case "OUIGO":
+        return "FFFFFF"
+      case "TGV INOUI":
+        return "9B2743"
+      case "ICE":
+        return "B4B4B4"
+      case "INTER-CITÉS":
+      case "INTER-CITÉS de nuit":
+        return "404042"
+      default:
+        return "000000"
+    }
+  }
+}
+
+export default TrainsTable;

sncf-station/src/index.css

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+body {
+  margin: 0;
+  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen',
+    'Ubuntu', 'Cantarell', 'Fira Sans', 'Droid Sans', 'Helvetica Neue',
+    sans-serif;
+  -webkit-font-smoothing: antialiased;
+  -moz-osx-font-smoothing: grayscale;
+}
+
+code {
+  font-family: source-code-pro, Menlo, Monaco, Consolas, 'Courier New',
+    monospace;
+}

sncf-station/src/index.js

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+import React from 'react';
+import ReactDOM from 'react-dom/client';
+import './index.css';
+import Station from './Station';
+import reportWebVitals from './reportWebVitals';
+import {createBrowserRouter, RouterProvider} from "react-router-dom";
+
+const router = createBrowserRouter([
+  {
+    path: "/",
+    element: <div>Hello World!</div>
+  },
+  {
+    path: "/station/:stopId",
+    element: <Station />
+  }
+])
+
+const root = ReactDOM.createRoot(document.getElementById('root'));
+root.render(
+  <React.StrictMode>
+    <RouterProvider router={router} />
+  </React.StrictMode>
+);
+
+// If you want to start measuring performance in your app, pass a function
+// to log results (for example: reportWebVitals(console.log))
+// or send to an analytics endpoint. Learn more: https://bit.ly/CRA-vitals
+reportWebVitals();

sncf-station/src/logo.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 841.9 595.3"><g fill="#61DAFB"><path d="M666.3 296.5c0-32.5-40.7-63.3-103.1-82.4 14.4-63.6 8-114.2-20.2-130.4-6.5-3.8-14.1-5.6-22.4-5.6v22.3c4.6 0 8.3.9 11.4 2.6 13.6 7.8 19.5 37.5 14.9 75.7-1.1 9.4-2.9 19.3-5.1 29.4-19.6-4.8-41-8.5-63.5-10.9-13.5-18.5-27.5-35.3-41.6-50 32.6-30.3 63.2-46.9 84-46.9V78c-27.5 0-63.5 19.6-99.9 53.6-36.4-33.8-72.4-53.2-99.9-53.2v22.3c20.7 0 51.4 16.5 84 46.6-14 14.7-28 31.4-41.3 49.9-22.6 2.4-44 6.1-63.6 11-2.3-10-4-19.7-5.2-29-4.7-38.2 1.1-67.9 14.6-75.8 3-1.8 6.9-2.6 11.5-2.6V78.5c-8.4 0-16 1.8-22.6 5.6-28.1 16.2-34.4 66.7-19.9 130.1-62.2 19.2-102.7 49.9-102.7 82.3 0 32.5 40.7 63.3 103.1 82.4-14.4 63.6-8 114.2 20.2 130.4 6.5 3.8 14.1 5.6 22.5 5.6 27.5 0 63.5-19.6 99.9-53.6 36.4 33.8 72.4 53.2 99.9 53.2 8.4 0 16-1.8 22.6-5.6 28.1-16.2 34.4-66.7 19.9-130.1 62-19.1 102.5-49.9 102.5-82.3zm-130.2-66.7c-3.7 12.9-8.3 26.2-13.5 39.5-4.1-8-8.4-16-13.1-24-4.6-8-9.5-15.8-14.4-23.4 14.2 2.1 27.9 4.7 41 7.9zm-45.8 106.5c-7.8 13.5-15.8 26.3-24.1 38.2-14.9 1.3-30 2-45.2 2-15.1 0-30.2-.7-45-1.9-8.3-11.9-16.4-24.6-24.2-38-7.6-13.1-14.5-26.4-20.8-39.8 6.2-13.4 13.2-26.8 20.7-39.9 7.8-13.5 15.8-26.3 24.1-38.2 14.9-1.3 30-2 45.2-2 15.1 0 30.2.7 45 1.9 8.3 11.9 16.4 24.6 24.2 38 7.6 13.1 14.5 26.4 20.8 39.8-6.3 13.4-13.2 26.8-20.7 39.9zm32.3-13c5.4 13.4 10 26.8 13.8 39.8-13.1 3.2-26.9 5.9-41.2 8 4.9-7.7 9.8-15.6 14.4-23.7 4.6-8 8.9-16.1 13-24.1zM421.2 430c-9.3-9.6-18.6-20.3-27.8-32 9 .4 18.2.7 27.5.7 9.4 0 18.7-.2 27.8-.7-9 11.7-18.3 22.4-27.5 32zm-74.4-58.9c-14.2-2.1-27.9-4.7-41-7.9 3.7-12.9 8.3-26.2 13.5-39.5 4.1 8 8.4 16 13.1 24 4.7 8 9.5 15.8 14.4 23.4zM420.7 163c9.3 9.6 18.6 20.3 27.8 32-9-.4-18.2-.7-27.5-.7-9.4 0-18.7.2-27.8.7 9-11.7 18.3-22.4 27.5-32zm-74 58.9c-4.9 7.7-9.8 15.6-14.4 23.7-4.6 8-8.9 16-13 24-5.4-13.4-10-26.8-13.8-39.8 13.1-3.1 26.9-5.8 41.2-7.9zm-90.5 125.2c-35.4-15.1-58.3-34.9-58.3-50.6 0-15.7 22.9-35.6 58.3-50.6 8.6-3.7 18-7 27.7-10.1 5.7 19.6 13.2 40 22.5 60.9-9.2 20.8-16.6 41.1-22.2 60.6-9.9-3.1-19.3-6.5-28-10.2zM310 490c-13.6-7.8-19.5-37.5-14.9-75.7 1.1-9.4 2.9-19.3 5.1-29.4 19.6 4.8 41 8.5 63.5 10.9 13.5 18.5 27.5 35.3 41.6 50-32.6 30.3-63.2 46.9-84 46.9-4.5-.1-8.3-1-11.3-2.7zm237.2-76.2c4.7 38.2-1.1 67.9-14.6 75.8-3 1.8-6.9 2.6-11.5 2.6-20.7 0-51.4-16.5-84-46.6 14-14.7 28-31.4 41.3-49.9 22.6-2.4 44-6.1 63.6-11 2.3 10.1 4.1 19.8 5.2 29.1zm38.5-66.7c-8.6 3.7-18 7-27.7 10.1-5.7-19.6-13.2-40-22.5-60.9 9.2-20.8 16.6-41.1 22.2-60.6 9.9 3.1 19.3 6.5 28.1 10.2 35.4 15.1 58.3 34.9 58.3 50.6-.1 15.7-23 35.6-58.4 50.6zM320.8 78.4z"/><circle cx="420.9" cy="296.5" r="45.7"/><path d="M520.5 78.1z"/></g></svg>

sncf-station/src/reportWebVitals.js

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+const reportWebVitals = onPerfEntry => {
+  if (onPerfEntry && onPerfEntry instanceof Function) {
+    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+      getCLS(onPerfEntry);
+      getFID(onPerfEntry);
+      getFCP(onPerfEntry);
+      getLCP(onPerfEntry);
+      getTTFB(onPerfEntry);
+    });
+  }
+};
+
+export default reportWebVitals;

sncf-station/src/setupTests.js

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+// jest-dom adds custom jest matchers for asserting on DOM nodes.
+// allows you to do things like:
+// expect(element).toHaveTextContent(/react/i)
+// learn more: https://github.com/testing-library/jest-dom
+import '@testing-library/jest-dom';

sncf-station/src/sncf.scss

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+@import "~bootstrap/scss/_functions.scss";
+@import "~bootstrap/scss/_variables.scss";
+
+$departures: #003A79;
+$arrivals: #1F5628;
+$time: #FF9500;
+
+$custom-colors: (
+  "departures": $departures,
+    "arrivals": $arrivals,
+    "time": $time,
+);
+
+// Merge the maps
+$theme-colors: map-merge($theme-colors, $custom-colors);
+
+$sncf-table-variants: (
+  "departures": $departures,
+  "arrivals": $arrivals,
+);
+$sncf-table-variants-stripped: (
+  "departures": $departures,
+  "arrivals": $arrivals,
+);
+
+$table-variants: map-merge($table-variants, $sncf-table-variants);
+$table-striped-bg-factor: 0.25;
+
+
+
+@import "~bootstrap/scss/bootstrap.scss";