Rename project to Trainvel

trainvel-front/src/App.css

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+.shrink-enter {
+  transform: translateY(100%);
+  opacity: 0;
+}
+.shrink-enter-active {
+  transform: translateY(0);
+  opacity: 1;
+  transition: transform 500ms ease-out, opacity 500ms ease-out;
+}
+.shrink-exit {
+  transform: translateY(0);
+  height: 100%;
+  opacity: 1;
+}
+.shrink-exit-active {
+  transform: translateY(-100%);
+  opacity: 0;
+  transition: transform 500ms ease-in, opacity 500ms ease-in;
+}

trainvel-front/src/App.js

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+import {createBrowserRouter, RouterProvider} from "react-router-dom"
+import Station from "./Station"
+import {createTheme, CssBaseline, ThemeProvider, useMediaQuery} from "@mui/material"
+import React, {useMemo} from "react"
+import {frFR, LocalizationProvider} from "@mui/x-date-pickers"
+import {AdapterDayjs} from "@mui/x-date-pickers/AdapterDayjs"
+import 'dayjs/locale/fr'
+import './App.css'
+import {QueryClient, QueryClientProvider} from "@tanstack/react-query";
+import {createSyncStoragePersister} from "@tanstack/query-sync-storage-persister";
+import {persistQueryClient} from "@tanstack/react-query-persist-client";
+import Home from "./Home";
+
+function App() {
+  const router = createBrowserRouter([
+    {
+      path: "/",
+      element: <Home />,
+    },
+    {
+      path: "/station/:theme/:stopId",
+      element: <Station />
+    }
+  ])
+
+  const prefersDarkMode = useMediaQuery('(prefers-color-scheme: dark)');
+  const theme = useMemo(
+      () =>
+        createTheme({
+          palette: {
+            mode: prefersDarkMode ? 'dark' : 'light',
+            sncf: {
+              departures: {
+                dark: "#003A79",
+                light: "#0064AB",
+              },
+              arrivals: {
+                dark: "#1F5628",
+                light: "#187936",
+              },
+            }
+          },
+        }),
+      [prefersDarkMode],
+    );
+
+  const queryClient = new QueryClient({
+    defaultOptions: {
+      queries: {
+        gcTime: 1000 * 60 * 60 * 24, // 3 hours
+        staleTime: 1000 * 60 * 60 * 3, // 3 hours
+        notifyOnChangeProps: ['data', 'error'],
+      },
+    },
+  })
+
+  const localStoragePersister = createSyncStoragePersister({
+    storage: window.localStorage,
+  })
+
+  persistQueryClient({
+    queryClient,
+    persister: localStoragePersister,
+  })
+
+  return <>
+    <ThemeProvider theme={theme}>
+      <CssBaseline />
+      <LocalizationProvider dateAdapter={AdapterDayjs} localeText={frFR.components.MuiLocalizationProvider.defaultProps.localeText} adapterLocale="fr">
+        <QueryClientProvider client={queryClient}>
+          <RouterProvider router={router} />
+        </QueryClientProvider>
+      </LocalizationProvider>
+    </ThemeProvider>
+  </>
+}
+
+export default App;

trainvel-front/src/AutocompleteStop.jsx

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+import {Autocomplete, TextField} from "@mui/material";
+import {useRef, useState} from "react";
+
+function AutocompleteStop(params) {
+  const [options, setOptions] = useState([])
+  const previousController = useRef()
+
+  function onInputChange(event, value) {
+    if (!value) {
+      setOptions([])
+      return
+    }
+
+    if (previousController.current)
+      previousController.current.abort()
+
+    const controller = new AbortController()
+    const signal = controller.signal
+    previousController.current = controller
+    fetch("/api/gtfs/stop/?location_type=1&search=" + value, {signal})
+      .then(response => response.json())
+      .then(data => data.results)
+      .then(setOptions)
+      .catch()
+  }
+
+  return <>
+    <Autocomplete
+      id="stop"
+      options={options}
+      onInputChange={onInputChange}
+      filterOptions={(x) => x}
+      getOptionKey={option => option.id}
+      getOptionLabel={option => option.name}
+      groupBy={option => getOptionGroup(option)}
+      isOptionEqualToValue={(option, value) => option.id === value.id}
+      renderInput={(params) => <TextField {...params} label="Arrêt" />}
+      {...params} />
+  </>
+}
+
+function getOptionGroup(option) {
+  switch (option.gtfs_feed) {
+    case "FR-SNCF-TGV":
+    case "FR-SNCF-IC":
+    case "FR-SNCF-TER":
+      return "TGV/TER/Intercités"
+    case "FR-IDF-TN":
+      return "Transilien"
+    case "FR-EUROSTAR":
+      return "Eurostar"
+    case "IT-FRA-TI":
+      return "Trenitalia France"
+    case "ES-RENFE":
+      return "RENFE"
+    case "AT-OBB":
+      return "ÖBB"
+    default:
+      return option.gtfs_feed
+  }
+}
+
+export default AutocompleteStop;

trainvel-front/src/Home.js

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+import AutocompleteStop from "./AutocompleteStop"
+import {useNavigate} from "react-router-dom"
+
+function Home() {
+  const navigate = useNavigate()
+
+  function onStationSelected(event, stop) {
+    navigate(`/station/sncf/${stop.id}/`)
+  }
+
+  return <>
+    <h1>Horaires des trains</h1>
+    <h2>
+      Choisissez une gare dont vous désirez connaître le tableau des prochains départs et arrivées :
+    </h2>
+    <AutocompleteStop onChange={onStationSelected} />
+  </>
+}
+
+export default Home;

trainvel-front/src/Station.js

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+import {useNavigate, useParams, useSearchParams} from "react-router-dom"
+import TrainsTable from "./TrainsTable"
+import {useState} from "react";
+import {Box, Button, FormLabel} from "@mui/material";
+import {DatePicker, TimePicker} from "@mui/x-date-pickers";
+import dayjs from "dayjs";
+import {useQuery, useQueryClient} from "@tanstack/react-query";
+import AutocompleteStop from "./AutocompleteStop";
+
+function DateTimeSelector({stop, date, time}) {
+  const navigate = useNavigate()
+
+  function onStationSelected(event, stop) {
+    if (stop !== null)
+      navigate(`/station/sncf/${stop.id}/`)
+  }
+
+  return <>
+    <Box component="form" display="flex" alignItems="center" sx={{'& .MuiTextField-root': { m: 1, width: '25ch' },}}>
+        <FormLabel>
+          Changer la gare recherchée :
+        </FormLabel>
+        <AutocompleteStop onChange={onStationSelected} />
+        <FormLabel>
+          Modifier la date et l'heure de recherche :
+        </FormLabel>
+        <DatePicker name="date" label="Date" format="YYYY-MM-DD" defaultValue={dayjs(`${date}`)} />
+        <TimePicker name="time" label="Heure" format="HH:mm" defaultValue={dayjs(`${date} ${time}`)} />
+        <Button type="submit">Rechercher</Button>
+    </Box>
+  </>
+}
+
+function Station() {
+  let {stopId, theme} = useParams()
+  let [searchParams, _setSearchParams] = useSearchParams()
+  const now = new Date()
+  let dateNow = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}-${String(now.getDate()).padStart(2, '0')}`
+  let timeNow = `${String(now.getHours()).padStart(2, '0')}:${String(now.getMinutes()).padStart(2, '0')}`
+  let [date, setDate] = useState(searchParams.get('date') || dateNow)
+  let [time, setTime] = useState(searchParams.get('time') || timeNow)
+
+  useQueryClient()
+  const stopQuery = useQuery({
+    queryKey: ['stop', stopId],
+    queryFn: () => fetch(`/api/gtfs/stop/${stopId}/`)
+      .then(response => response.json()),
+    enabled: !!stopId,
+  })
+  const stop = stopQuery.data ?? {name: "Chargement…"}
+
+  if (time === timeNow) {
+    setInterval(() => {
+      const now = new Date()
+      let dateNow = `${now.getFullYear()}-${String(now.getMonth() + 1).padStart(2, '0')}-${String(now.getDate()).padStart(2, '0')}`
+      let timeNow = `${String(now.getHours()).padStart(2, '0')}:${String(now.getMinutes()).padStart(2, '0')}`
+      setDate(dateNow)
+      setTime(timeNow)
+    }, 5000)
+  }
+
+  return (
+    <div className="Station">
+      <header className="App-header">
+        <h1>Horaires en gare de {stop.name}</h1>
+      </header>
+
+      <main>
+        <DateTimeSelector stop={stop} date={date} time={time} />
+        <TrainsTable stop={stop} date={date} time={time} tableType="departures" />
+        <TrainsTable stop={stop} date={date} time={time} tableType="arrivals" />
+      </main>
+    </div>
+  )
+}
+
+export default Station;

trainvel-front/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();
+});

trainvel-front/src/TrainsTable.js

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+import {
+  Box,
+  styled,
+  Table,
+  TableBody,
+  TableCell,
+  TableContainer,
+  TableHead,
+  TableRow,
+  Typography
+} from "@mui/material"
+import {CSSTransition, TransitionGroup} from 'react-transition-group'
+import {useQueries, useQuery} from "@tanstack/react-query";
+import {useCallback, useEffect, useMemo, useRef, useState} from "react";
+
+const StyledTableRow = styled(TableRow)(({ theme, tabletype }) => ({
+  'tbody &:nth-of-type(odd)': {
+    backgroundColor: theme.palette.sncf[tabletype].light,
+  },
+  'th, &:nth-of-type(even)': {
+    backgroundColor: theme.palette.sncf[tabletype].dark,
+  },
+  // hide last border
+  '&:last-child td, &:last-child th': {
+    border: 0,
+  },
+}));
+
+function TrainsTable({stop, date, time, tableType}) {
+  return <>
+    <TableContainer>
+      <Table>
+        <TrainsTableHeader tableType={tableType} />
+        <TrainsTableBody stop={stop} date={date} time={time} tableType={tableType} />
+      </Table>
+    </TableContainer>
+  </>
+}
+
+function TrainsTableHeader({tableType}) {
+  return <>
+    <TableHead>
+      <StyledTableRow tabletype={tableType}>
+        <TableCell colSpan="2" fontSize={16} fontWeight="bold">Train</TableCell>
+        <TableCell fontSize={16} fontWeight="bold">Heure</TableCell>
+        <TableCell fontSize={16} fontWeight="bold">Destination</TableCell>
+      </StyledTableRow>
+    </TableHead>
+  </>
+}
+
+function TrainsTableBody({stop, date, time, tableType}) {
+  const filterTime = useCallback((train) => {
+    if (tableType === "departures")
+      return `${train.departure_date}T${train.departure_time_24h}` >= `${date}T${time}`
+    else
+      return `${train.arrival_date}T${train.arrival_time_24h}` >= `${date}T${time}`
+  }, [date, time, tableType])
+
+  const updateTrains = useCallback(() => {
+    return fetch(`/api/station/next_${tableType}/?stop_id=${stop.id}&date=${date}&time=${time}&offset=${0}&limit=${20}`)
+        .then(response => response.json())
+        .then(data => data.results)
+        .then(data => [...data])
+  }, [stop.id, date, time, tableType])
+
+  const trainsQuery = useQuery({
+    queryKey: ['trains', stop.id, tableType],
+    queryFn: updateTrains,
+    enabled: !!stop.id,
+  })
+  const trains = useMemo(() => trainsQuery.data ?? [], [trainsQuery.data])
+
+  useEffect(() => {
+    let validTrains = trains?.filter(filterTime) ?? []
+    if (trains?.length > 0 && validTrains.length < trains?.length)
+      trainsQuery.refetch().then()
+  }, [trains, filterTime, trainsQuery])
+
+  const nullRef = useRef(null)
+  let table_rows = trains.map((train) => <CSSTransition key={train.id} timeout={500} classNames="shrink" nodeRef={nullRef}>
+      <TrainRow train={train} tableType={tableType} date={date} time={time} />
+    </CSSTransition>)
+
+  return <>
+    <TableBody>
+      <TransitionGroup component={null}>
+        {table_rows}
+      </TransitionGroup>
+    </TableBody>
+  </>
+}
+
+function TrainRow({train, tableType, date, time}) {
+  const tripQuery = useQuery({
+    queryKey: ['trip', train.trip],
+    queryFn: () => fetch(`/api/gtfs/trip/${train.trip}/`)
+        .then(response => response.json()),
+    enabled: !!train.trip,
+  })
+  const trip = tripQuery.data ?? {}
+
+  const routeQuery = useQuery({
+    queryKey: ['route', trip.route],
+    queryFn: () => fetch(`/api/gtfs/route/${trip.route}/`)
+        .then(response => response.json()),
+    enabled: !!trip.route,
+  })
+  const route = routeQuery.data ?? {}
+  const trainType = getTrainType(train, trip, route)
+  const backgroundColor = getBackgroundColor(train, trip, route)
+  const textColor = getTextColor(train, trip, route)
+  const trainTypeDisplay = getTrainTypeDisplay(trainType)
+
+  const stopTimesQuery = useQuery({
+    queryKey: ['stop_times', trip.id],
+    queryFn: () => fetch(`/api/gtfs/stop_time/?trip=${trip.id}&order=stop_sequence&limit=1000`)
+        .then(response => response.json())
+        .then(data => data.results),
+    enabled: !!trip.id,
+  })
+  const stopTimes = stopTimesQuery.data ?? []
+  const stopIds = stopTimes.map(stop_time => stop_time.stop)
+
+  const stopQueries = useQueries({
+    queries: stopIds.map(stopId => ({
+      queryKey: ['stop', stopId],
+      queryFn: () => fetch(`/api/gtfs/stop/${stopId}/`)
+        .then(response => response.json()),
+      enabled: !!stopId,
+    })),
+  })
+  const stops = stopTimes.map(((stopTime, i) => ({...stopTime, stop: stopQueries[i]?.data ?? {"name": "…"}}))) ?? []
+
+  let headline = stops[tableType === "departures" ? stops.length - 1 : 0]?.stop ?? {name: "Chargement…"}
+
+  const realtimeTripQuery = useQuery({
+    queryKey: ['realtimeTrip', trip.id, date, time],
+    queryFn: () => fetch(`/api/gtfs-rt/trip_update/${trip.id}/`)
+        .then(response => response.json()),
+    enabled: !!trip.id,
+  })
+
+  const [realtimeTripData, setRealtimeTripData] = useState({})
+  useEffect(() => {
+    if (realtimeTripQuery.data)
+      setRealtimeTripData(realtimeTripQuery.data)
+  }, [realtimeTripQuery.data])
+  const tripScheduleRelationship = realtimeTripData.schedule_relationship ?? 0
+
+  const realtimeQuery = useQuery({
+    queryKey: ['realtime', train.id, date, time],
+    queryFn: () => fetch(`/api/gtfs-rt/stop_time_update/${train.id}/`)
+        .then(response => response.json()),
+    enabled: !!train.id,
+  })
+  const [realtimeData, setRealtimeData] = useState({})
+  useEffect(() => {
+    if (realtimeQuery.data)
+      setRealtimeData(realtimeQuery.data)
+  }, [realtimeQuery.data])
+  const stopScheduleRelationship = realtimeData.schedule_relationship ?? 0
+
+  const canceled = tripScheduleRelationship === 3 || stopScheduleRelationship === 1
+
+  const delay = tableType === "departures" ? realtimeData.departure_delay : realtimeData.arrival_delay
+  const prettyDelay = delay && !canceled ? getPrettyDelay(delay) : ""
+  const [prettyScheduleRelationship, scheduleRelationshipColor] = getPrettyScheduleRelationship(tripScheduleRelationship, stopScheduleRelationship)
+
+  let stopsFilter
+  if (canceled)
+    stopsFilter = (stop_time) => true
+  else if (tableType === "departures")
+    stopsFilter = (stop_time) => stop_time.stop_sequence > train.stop_sequence && stop_time.drop_off_type === 0
+  else
+    stopsFilter = (stop_time) => stop_time.stop_sequence < train.stop_sequence && stop_time.pickup_type === 0
+  let stopsNames = stops.filter(stopsFilter).map(stopTime => stopTime?.stop.name ?? "").join(" > ") ?? ""
+
+  return <>
+    <StyledTableRow tabletype={tableType}>
+      <TableCell>
+        <div>
+          <Box display="flex"
+               justifyContent="center"
+               alignItems="center"
+               textAlign="center"
+               width="4em"
+               height="4em"
+               borderRadius="15%"
+               fontWeight="bold"
+               backgroundColor={backgroundColor}
+               color={textColor}>
+            {trainTypeDisplay}
+          </Box>
+        </div>
+      </TableCell>
+      <TableCell>
+        <Box display="flex" alignItems="center" justifyContent="center" textAlign="center">
+          <div>
+            <div>{trip.short_name}</div>
+            <div>{trip.headsign}</div>
+          </div>
+        </Box>
+      </TableCell>
+      <TableCell>
+        <Box display="flex" alignItems="center" justifyContent="center">
+          <Box>
+            <Box fontWeight="bold" color="#FFED02" fontSize={24}>
+              {getDisplayTime(train, tableType)}
+            </Box>
+            <Box color={delay && delay !== "00:00:00" ? "#e86d2b" : "white"}
+                 fontWeight={delay && delay !== "00:00:00" ? "bold" : ""}>
+              {prettyDelay}
+            </Box>
+            <Box color={scheduleRelationshipColor} fontWeight="bold">
+              {prettyScheduleRelationship}
+            </Box>
+          </Box>
+        </Box>
+      </TableCell>
+      <TableCell>
+        <Box style={{textDecoration: canceled ? 'line-through': ''}}>
+          <Typography fontSize={24} fontWeight="bold" data-stop-id={headline.id}>{headline.name}</Typography>
+          <span className="stops">{stopsNames}</span>
+        </Box>
+      </TableCell>
+    </StyledTableRow>
+  </>
+}
+
+function getTrainType(train, trip, route) {
+  switch (route.gtfs_feed) {
+    case "FR-SNCF-TGV":
+    case "FR-SNCF-IC":
+    case "FR-SNCF-TER":
+      let trainType = train.stop.split("StopPoint:OCE")[1].split("-")[0]
+      switch (trainType) {
+        case "Train TER":
+          return "TER"
+        case "INTERCITES":
+          return "INTER-CITÉS"
+        case "INTERCITES de nuit":
+          return "INTER-CITÉS de nuit"
+        default:
+          return trainType
+      }
+    case "FR-IDF-TN":
+      return route.short_name
+    case "FR-EUROSTAR":
+      return "Eurostar"
+    case "IT-FRA-TI":
+      return "Trenitalia France"
+    case "ES-RENFE":
+      return "RENFE"
+    case "AT-OBB":
+      if (trip.short_name?.startsWith("NJ"))
+        return "NJ"
+      return "ÖBB"
+    default:
+      return trip.short_name?.split(" ")[0]
+  }
+}
+
+function getTrainTypeDisplay(trainType) {
+  switch (trainType) {
+    case "TGV INOUI":
+      return <img src="/tgv_inoui.svg" alt="TGV INOUI" width="80%" />
+    case "OUIGO":
+      return <img src="/ouigo.svg" alt="OUIGO" width="80%" />
+    case "ICE":
+      return <img src="/ice.svg" alt="ICE" width="80%" />
+    case "Lyria":
+      return <img src="/lyria.svg" alt="Lyria" width="80%" />
+    case "TER":
+      return <img src="/ter.svg" alt="TER" width="80%" />
+    case "Car TER":
+      return <div><img src="/bus.svg" alt="Car" width="40%" />
+        <br/>
+        <img src="/ter.svg" alt="TER" width="40%" /></div>
+    case "Eurostar":
+      return <img src="/eurostar_mini.svg" alt="Eurostar" width="80%" />
+    case "Trenitalia":
+    case "Trenitalia France":
+      return <img src="/trenitalia.svg" alt="Frecciarossa" width="80%" />
+    case "RENFE":
+      return <img src="/renfe.svg" alt="RENFE" width="80%" />
+    case "NJ":
+      return <img src="/nightjet.svg" alt="NightJet" width="80%" />
+    default:
+      return trainType
+  }
+}
+
+function getBackgroundColor(train, trip, route) {
+  let trainType = getTrainType(train, trip, route)
+  switch (trainType) {
+    case "OUIGO":
+      return "#0096CA"
+    case "Eurostar":
+      return "#00286A"
+    case "NJ":
+      return "#272759"
+    default:
+      if (route.color)
+        return `#${route.color}`
+      return "#FFFFFF"
+  }
+}
+
+function getTextColor(train, trip, route) {
+  if (route.text_color)
+    return `#${route.text_color}`
+  else {
+    let trainType = getTrainType(train, trip, 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"
+    }
+  }
+}
+
+function getDisplayTime(train, tableType) {
+  let time = tableType === "departures" ? train.departure_time : train.arrival_time
+  let day_split = time.split(' ')
+  return day_split[day_split.length - 1].substring(0, 5)
+}
+
+function getPrettyDelay(delay) {
+  let delay_split = delay.split(':')
+  let hours = parseInt(delay_split[0])
+  let minutes = parseInt(delay_split[1])
+  let full_minutes = hours * 60 + minutes
+  return full_minutes ? `+${full_minutes} min` : "À l'heure"
+}
+
+function getPrettyScheduleRelationship(tripScheduledRelationship, stopScheduledRelationship) {
+  switch (tripScheduledRelationship) {
+    case 1:
+      return ["Ajouté", "#3ebb18"]
+    case 3:
+      return ["Supprimé", "#ff8701"]
+    default:
+      switch (stopScheduledRelationship) {
+        case 1:
+          return ["Supprimé", "#ff8701"]
+        default:
+          return ["", ""]
+      }
+  }
+}
+
+export default TrainsTable;

trainvel-front/src/index.css

@@ -0,0 +1,13 @@
+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;
+}

trainvel-front/src/index.js

@@ -0,0 +1,17 @@
+import React, {useMemo} from 'react';
+import ReactDOM from 'react-dom/client';
+import './index.css';
+import reportWebVitals from './reportWebVitals';
+import App from "./App";
+
+const root = ReactDOM.createRoot(document.getElementById('root'));
+root.render(
+  <React.StrictMode>
+    <App />
+  </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();

trainvel-front/src/logo.svg

@@ -0,0 +1 @@
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trainvel-front/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;

trainvel-front/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';