Updated routes

src/dal/staticDal.js

@@ -6,101 +6,147 @@ const dataDir = path.join(process.cwd(), "src", "dal", "data");
 function readJSON(name) {
   try {
     const p = path.join(dataDir, name);
+
     if (!fs.existsSync(p)) return null;
-    const raw = fs.readFileSync(p, "utf8");
-    return JSON.parse(raw);
-  } catch (err) {
+    return JSON.parse(fs.readFileSync(p, "utf8"));
+  } catch {
     return null;
   }
 }
 
 export function getVehicles() {
-  return readJSON("vehicles.json") || [];
+  const raw = readJSON("vehicles.json");
+
+  if (!Array.isArray(raw)) return [];
+  return raw.map(v => {
+    const loc = v.location || {};
+
+    return {
+      vehicleId: v.vehicleId,
+      routeNum: v.routeNum,
+      routeName: v.routeName,
+      destination: v.destination,
+      bearing: v.bearing == null ? undefined : Number(v.bearing),
+      speed: v.speed == null ? undefined : Number(v.speed),
+      location: {
+        latitude: loc.latitude == null ? undefined : Number(loc.latitude),
+        longitude: loc.longitude == null ? undefined : Number(loc.longitude)
+      }
+    };
+
+  });
+
 }
 
 export function getVehicleById(id) {
   if (id == null) return null;
   const vehicles = getVehicles();
-  
+
   return vehicles.find(v => String(v.vehicleId) === String(id)) || null;
 }
 
 export function getRoutes() {
-  const explicit = readJSON("routes.json");
-  if (Array.isArray(explicit) && explicit.length) return explicit;
+  const raw = readJSON("routes.json");
 
-  const vehicles = getVehicles();
-  const map = new Map();
-  vehicles.forEach(v => {
-    const key = String(v.routeNum ?? "");
-    if (!map.has(key)) {
-      map.set(key, {
-        routeId: key,
-        routeName: v.routeName ?? null,
-        startTime: null,
-        endTime: null,
-        trains: []
-      });
-    }
-
-    map.get(key).trains.push(v.vehicleId);
-
-  });
-
-  return Array.from(map.values());
+  if (!Array.isArray(raw)) return [];
+  return raw;
 }
 
 export function getRouteById(routeId) {
   if (routeId == null) return null;
   const routes = getRoutes();
-
-  return routes.find(r => String(r.routeId) === String(routeId)) || null;
+  
+  return routes.find(r => String(r.route_id) === String(routeId)) || null;
 }
 
 export function getRoutePathsMap() {
   const raw = readJSON("routepaths.json");
 
-  return raw && typeof raw === "object" && !Array.isArray(raw) ? raw : {};
+  if (raw && typeof raw === "object" && !Array.isArray(raw)) return raw;
+  return {};
 }
 
 export function getRoutePath(routeId) {
   if (routeId == null) return null;
   const map = getRoutePathsMap();
-  const keys = Object.keys(map || {});
-  const foundKey = keys.find(k => String(k) === String(routeId));
 
-  return foundKey ? map[foundKey] : null;
+  return Object.prototype.hasOwnProperty.call(map, routeId) ? map[routeId] : null;
+}
+
+export function getStationsRaw() {
+  return readJSON("stations.json") || null;
 }
 
 export function getStations() {
-  return readJSON("stations.json") || [];
+  const raw = getStationsRaw();
+
+  if (raw == null) return [];
+  if (Array.isArray(raw)) {
+    const isArrayOfMaps = raw.every(item => typeof item === "object" && !Array.isArray(item) && Object.values(item).every(v => Array.isArray(v)));
+    if (isArrayOfMaps) return raw.flatMap(item => Object.values(item).flat());
+    return raw;
+  }
+  if (typeof raw === "object") {
+    return Object.values(raw).flat();
+  }
+  return [];
+
 }
 
 export function getStopsByRoute(routeId) {
   if (routeId == null) return [];
-  const stations = getStations();
+  const raw = getStationsRaw();
 
-  if (!Array.isArray(stations)) return [];
-  return stations.filter(s => {
-    const lines = s.lines ?? s.lines_arr ?? s.line_ids ?? null;
-    if (!Array.isArray(lines)) return false;
+  if (raw == null) return [];
+  if (typeof raw === "object" && !Array.isArray(raw)) {
+    return Array.isArray(raw[routeId]) ? raw[routeId] : [];
+  }
 
-    return lines.map(String).includes(String(routeId));
-  });
+  if (Array.isArray(raw)) {
+    const matchesFromArrayMaps = [];
+    for (const item of raw) {
+      if (typeof item === "object" && !Array.isArray(item) && Object.prototype.hasOwnProperty.call(item, routeId)) {
+        const arr = item[routeId];
+        if (Array.isArray(arr)) matchesFromArrayMaps.push(...arr);
+      }
+    }
+    if (matchesFromArrayMaps.length) return matchesFromArrayMaps;
 
+    return raw.filter(s => Array.isArray(s.lines) && s.lines.map(String).includes(String(routeId)));
+  }
+
+  return [];
 }
 
-export function getStationById(stationId) {
-  if (stationId == null) return null;
-  const stations = getStations();
+export function getStationById(id) {
+  if (id == null) return null;
+  const raw = getStationsRaw();
+  if (raw == null) return null;
 
-  if (!Array.isArray(stations)) return null;
-  return stations.find(s => {
-    if (s.stop_id && String(s.stop_id) === String(stationId)) return true;
-    if (s.stationId && String(s.stationId) === String(stationId)) return true;
-    if (s.id && String(s.id) === String(stationId)) return true;
+  if (typeof raw === "object" && !Array.isArray(raw)) {
+    for (const key of Object.keys(raw)) {
+      const arr = raw[key];
+      if (!Array.isArray(arr)) continue;
+      const found = arr.find(s => String(s.stop_id) === String(id) || String(s.stationId) === String(id));
+      if (found) return found;
+    }
+    return null;
+  }
 
-    return false;
-  }) || null;
+  if (Array.isArray(raw)) {
+    const isArrayOfMaps = raw.every(item => typeof item === "object" && !Array.isArray(item) && Object.values(item).every(v => Array.isArray(v)));
+    if (isArrayOfMaps) {
+      for (const item of raw) {
+        for (const key of Object.keys(item)) {
+          const arr = item[key];
+          const found = arr.find(s => String(s.stop_id) === String(id) || String(s.stationId) === String(id));
+          if (found) return found;
+        }
+      }
+      return null;
+    }
+    return raw.find(s => String(s.stop_id) === String(id) || String(s.stationId) === String(id)) || null;
+  }
 
+  return null;
 }