work in progress

package-lock.json

@@ -10,7 +10,8 @@
       "license": "ISC",
       "dependencies": {
         "cors": "^2.8.5",
-        "express": "^5.1.0"
+        "express": "^5.1.0",
+        "pg": "^8.16.3"
       }
     },
     "node_modules/accepts": {
@@ -581,6 +582,135 @@
         "url": "https://opencollective.com/express"
       }
     },
+    "node_modules/pg": {
+      "version": "8.16.3",
+      "resolved": "https://registry.npmjs.org/pg/-/pg-8.16.3.tgz",
+      "integrity": "sha512-enxc1h0jA/aq5oSDMvqyW3q89ra6XIIDZgCX9vkMrnz5DFTw/Ny3Li2lFQ+pt3L6MCgm/5o2o8HW9hiJji+xvw==",
+      "license": "MIT",
+      "peer": true,
+      "dependencies": {
+        "pg-connection-string": "^2.9.1",
+        "pg-pool": "^3.10.1",
+        "pg-protocol": "^1.10.3",
+        "pg-types": "2.2.0",
+        "pgpass": "1.0.5"
+      },
+      "engines": {
+        "node": ">= 16.0.0"
+      },
+      "optionalDependencies": {
+        "pg-cloudflare": "^1.2.7"
+      },
+      "peerDependencies": {
+        "pg-native": ">=3.0.1"
+      },
+      "peerDependenciesMeta": {
+        "pg-native": {
+          "optional": true
+        }
+      }
+    },
+    "node_modules/pg-cloudflare": {
+      "version": "1.2.7",
+      "resolved": "https://registry.npmjs.org/pg-cloudflare/-/pg-cloudflare-1.2.7.tgz",
+      "integrity": "sha512-YgCtzMH0ptvZJslLM1ffsY4EuGaU0cx4XSdXLRFae8bPP4dS5xL1tNB3k2o/N64cHJpwU7dxKli/nZ2lUa5fLg==",
+      "license": "MIT",
+      "optional": true
+    },
+    "node_modules/pg-connection-string": {
+      "version": "2.9.1",
+      "resolved": "https://registry.npmjs.org/pg-connection-string/-/pg-connection-string-2.9.1.tgz",
+      "integrity": "sha512-nkc6NpDcvPVpZXxrreI/FOtX3XemeLl8E0qFr6F2Lrm/I8WOnaWNhIPK2Z7OHpw7gh5XJThi6j6ppgNoaT1w4w==",
+      "license": "MIT"
+    },
+    "node_modules/pg-int8": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/pg-int8/-/pg-int8-1.0.1.tgz",
+      "integrity": "sha512-WCtabS6t3c8SkpDBUlb1kjOs7l66xsGdKpIPZsg4wR+B3+u9UAum2odSsF9tnvxg80h4ZxLWMy4pRjOsFIqQpw==",
+      "license": "ISC",
+      "engines": {
+        "node": ">=4.0.0"
+      }
+    },
+    "node_modules/pg-pool": {
+      "version": "3.10.1",
+      "resolved": "https://registry.npmjs.org/pg-pool/-/pg-pool-3.10.1.tgz",
+      "integrity": "sha512-Tu8jMlcX+9d8+QVzKIvM/uJtp07PKr82IUOYEphaWcoBhIYkoHpLXN3qO59nAI11ripznDsEzEv8nUxBVWajGg==",
+      "license": "MIT",
+      "peerDependencies": {
+        "pg": ">=8.0"
+      }
+    },
+    "node_modules/pg-protocol": {
+      "version": "1.10.3",
+      "resolved": "https://registry.npmjs.org/pg-protocol/-/pg-protocol-1.10.3.tgz",
+      "integrity": "sha512-6DIBgBQaTKDJyxnXaLiLR8wBpQQcGWuAESkRBX/t6OwA8YsqP+iVSiond2EDy6Y/dsGk8rh/jtax3js5NeV7JQ==",
+      "license": "MIT"
+    },
+    "node_modules/pg-types": {
+      "version": "2.2.0",
+      "resolved": "https://registry.npmjs.org/pg-types/-/pg-types-2.2.0.tgz",
+      "integrity": "sha512-qTAAlrEsl8s4OiEQY69wDvcMIdQN6wdz5ojQiOy6YRMuynxenON0O5oCpJI6lshc6scgAY8qvJ2On/p+CXY0GA==",
+      "license": "MIT",
+      "dependencies": {
+        "pg-int8": "1.0.1",
+        "postgres-array": "~2.0.0",
+        "postgres-bytea": "~1.0.0",
+        "postgres-date": "~1.0.4",
+        "postgres-interval": "^1.1.0"
+      },
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/pgpass": {
+      "version": "1.0.5",
+      "resolved": "https://registry.npmjs.org/pgpass/-/pgpass-1.0.5.tgz",
+      "integrity": "sha512-FdW9r/jQZhSeohs1Z3sI1yxFQNFvMcnmfuj4WBMUTxOrAyLMaTcE1aAMBiTlbMNaXvBCQuVi0R7hd8udDSP7ug==",
+      "license": "MIT",
+      "dependencies": {
+        "split2": "^4.1.0"
+      }
+    },
+    "node_modules/postgres-array": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-array/-/postgres-array-2.0.0.tgz",
+      "integrity": "sha512-VpZrUqU5A69eQyW2c5CA1jtLecCsN2U/bD6VilrFDWq5+5UIEVO7nazS3TEcHf1zuPYO/sqGvUvW62g86RXZuA==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=4"
+      }
+    },
+    "node_modules/postgres-bytea": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/postgres-bytea/-/postgres-bytea-1.0.0.tgz",
+      "integrity": "sha512-xy3pmLuQqRBZBXDULy7KbaitYqLcmxigw14Q5sj8QBVLqEwXfeybIKVWiqAXTlcvdvb0+xkOtDbfQMOf4lST1w==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-date": {
+      "version": "1.0.7",
+      "resolved": "https://registry.npmjs.org/postgres-date/-/postgres-date-1.0.7.tgz",
+      "integrity": "sha512-suDmjLVQg78nMK2UZ454hAG+OAW+HQPZ6n++TNDUX+L0+uUlLywnoxJKDou51Zm+zTCjrCl0Nq6J9C5hP9vK/Q==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
+    "node_modules/postgres-interval": {
+      "version": "1.2.0",
+      "resolved": "https://registry.npmjs.org/postgres-interval/-/postgres-interval-1.2.0.tgz",
+      "integrity": "sha512-9ZhXKM/rw350N1ovuWHbGxnGh/SNJ4cnxHiM0rxE4VN41wsg8P8zWn9hv/buK00RP4WvlOyr/RBDiptyxVbkZQ==",
+      "license": "MIT",
+      "dependencies": {
+        "xtend": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=0.10.0"
+      }
+    },
     "node_modules/proxy-addr": {
       "version": "2.0.7",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.7.tgz",
@@ -786,6 +916,15 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/split2": {
+      "version": "4.2.0",
+      "resolved": "https://registry.npmjs.org/split2/-/split2-4.2.0.tgz",
+      "integrity": "sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==",
+      "license": "ISC",
+      "engines": {
+        "node": ">= 10.x"
+      }
+    },
     "node_modules/statuses": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-2.0.2.tgz",
@@ -841,6 +980,15 @@
       "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
       "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
       "license": "ISC"
+    },
+    "node_modules/xtend": {
+      "version": "4.0.2",
+      "resolved": "https://registry.npmjs.org/xtend/-/xtend-4.0.2.tgz",
+      "integrity": "sha512-LKYU1iAXJXUgAXn9URjiu+MWhyUXHsvfp7mcuYm9dSUKK0/CjtrUwFAxD82/mCWbtLsGjFIad0wIsod4zrTAEQ==",
+      "license": "MIT",
+      "engines": {
+        "node": ">=0.4"
+      }
     }
   }
 }

package.json

@@ -17,6 +17,7 @@
   "type": "module",
   "dependencies": {
     "cors": "^2.8.5",
-    "express": "^5.1.0"
+    "express": "^5.1.0",
+    "pg": "^8.16.3"
   }
 }

public/app.js

@@ -1,41 +1,13 @@
-
-var streets = L.tileLayer('https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png', {
-  attribution: '© OpenStreetMap contributors'
-});
+const map = L.map("map").setView([40.7608, -111.8910], 12);
 
 L.tileLayer("https://{s}.tile.openstreetmap.org/{z}/{x}/{y}.png", {
   attribution: '© <a href="https://www.openstreetmap.org/copyright">OpenStreetMap</a>',
 }).addTo(map);
 
 const API_URL = "http://localhost:7653/api/v0/";
-const ROUTE_STYLES = {
-  "701": { color: "#0074D9", train: "🔵", stop: "🔹" },
-  "704": { color: "#2ECC40", train: "🟢", stop: "🟩" },
-  "703": { color: "#FF4136", train: "🔴", stop: "🔺" },
-  "750": { color: "#B10DC9", train: "🟣", stop: "🔮" },
-  "720": { color: "#000000", train: "⚪", stop: "🔷" }
-};
 
-
-function buildIcon(emoji, bearing) {
-  const svg = `
-  <svg xmlns="http://www.w3.org/2000/svg" width="32" height="32">
-    <text x="50%" y="50%" text-anchor="middle"
-          dominant-baseline="central" font-size="26"
-          font-family="Apple Color Emoji, Segoe UI Emoji, NotoColorEmoji, sans-serif"
-          >
-      ${emoji}
-    </text>
-  </svg>`;
-
-  return L.divIcon({
-    html: svg,
-    className: "emoji-icon",
-    iconSize: [32, 32],
-    iconAnchor: [16, 16],
-    popupAnchor: [0, -16]
-  });
-}
+const trainEmojiIcon = L.divIcon({ html: "🔵", className: "", iconSize: [64,64], iconAnchor: [16,32], popupAnchor: [0,-32] });
+const stopsEmojiIcon = L.divIcon({ html: "🫃", className: "", iconSize: [64,64], iconAnchor: [16,32], popupAnchor: [0,-32] });
 
 function addMarker(lat, lon, content, icon) {
   if (!isNaN(lat) && !isNaN(lon)) {
@@ -46,13 +18,8 @@ function addMarker(lat, lon, content, icon) {
   }
 }
 
-
-function drawPolyLine(polylinePoints, color) {
-  L.polyline(polylinePoints, { color, weight: 4, opacity: 0.8 }).addTo(map);
-}
-
-function drawLine(route) {
-  fetch(API_URL + "routepaths/" + route)
+function getTrainsByRoute(route) {
+  fetch(API_URL + 'vehicles')
     .then(res => res.json())
     .then(data => {
       const trains = data.data;
@@ -64,12 +31,6 @@ function drawLine(route) {
     .catch(err => console.error("Error fetching trains:", err));
 }
 
-function drawLines() {
-  MJR_LINES.forEach(drawLine);
-}
-
-
-let stopMarkers = {};
 function getStopsByRoute(route) {
   fetch(API_URL + 'stops/' + route)
     .then(res => res.json())
@@ -84,125 +45,5 @@ function getStopsByRoute(route) {
     .catch(err => console.error("Error fetching stops:", err));
 }
 
-let trainMarkers = {};
-let filterType = "all";
-
-const filterSelect = document.getElementById("filterSelect");
-if (filterSelect) {
-  filterSelect.addEventListener("change", (e) => {
-    filterType = e.target.value;
-  });
-}
-
-function refreshVehicles() {
-  fetch(API_URL + "vehicles")
-    .then(res => res.json())
-    .then(data => {
-      let vehicles = data.data;
-
-      if (filterType === "lrt") {
-        vehicles = vehicles.filter(v => LRT_LINES.includes(v.routeNum) || FRONTRUNNER.includes(v.routeNum));
-      }
-
-      vehicles = vehicles.filter(v => MJR_LINES.includes(v.routeNum));
-
-      Object.keys(trainMarkers).forEach(id => {
-        if (!vehicles.find(v => v.vehicleId == id)) {
-          map.removeLayer(trainMarkers[id]);
-          delete trainMarkers[id];
-        }
-      });
-
-      vehicles.forEach(v => {
-        const { vehicleId, routeNum, routeName, speed, bearing } = v;
-        const lat = v.location.latitude;
-        const lon = v.location.longitude;
-        const icon = buildIcon(ROUTE_STYLES[routeNum].train, bearing);
-
-        if (!trainMarkers[vehicleId]) {
-          const marker = L.marker([lat, lon], { icon })
-            .bindPopup(`${routeName}<br>Vehicle ${vehicleId}<br>Speed: ${(speed*2.23694).toFixed(1)} mph`)
-            .addTo(map);
-          marker.vehicleData = v;
-          trainMarkers[vehicleId] = marker;
-        } else {
-          if (trainMarkers[vehicleId].slideTo) {
-            trainMarkers[vehicleId].slideTo([lat, lon], { duration: 1000 });
-          } else {
-            trainMarkers[vehicleId].setLatLng([lat, lon]);
-          }
-          trainMarkers[vehicleId].setIcon(icon);
-          trainMarkers[vehicleId].vehicleData = v;
-        }
-      });
-    })
-    .catch(err => console.error("Error refreshing vehicles:", err));
-}
-
-
-let userMarker, accuracyCircle;
-const ON_BOARD_RADIUS = 50; // meters
-
-if (navigator.geolocation) {
-  navigator.geolocation.getCurrentPosition(
-    (position) => {
-      const lat = position.coords.latitude;
-      const lon = position.coords.longitude;
-
-      userMarker = L.circleMarker([lat, lon], {
-        radius: 8,
-        fillColor: "#007AFF",
-        color: "#fff",
-        weight: 2,
-        opacity: 1,
-        fillOpacity: 0.9
-      }).addTo(map);
-      userMarker.bindPopup("You are here").openPopup();
-
-      accuracyCircle = L.circle([lat, lon], {
-        radius: position.coords.accuracy,
-        color: "#007AFF",
-        fillColor: "#007AFF",
-        fillOpacity: 0.2
-      }).addTo(map);
-
-      map.setView([lat, lon], 13);
-    },
-    (err) => console.warn("Geolocation error:", err.message),
-    { enableHighAccuracy: true, timeout: 500, maximumAge: 0 }
-  );
-
-  navigator.geolocation.watchPosition(
-    (position) => {
-      const userLat = position.coords.latitude;
-      const userLon = position.coords.longitude;
-
-      if (userMarker) userMarker.setLatLng([userLat, userLon]);
-      if (accuracyCircle) accuracyCircle.setLatLng([userLat, userLon]).setRadius(position.coords.accuracy);
-
-      const vehicles = Object.values(trainMarkers).map(m => m.vehicleData);
-      let closest = null, minDistance = Infinity;
-
-      vehicles.forEach(v => {
-        const distance = map.distance([userLat, userLon], [v.location.latitude, v.location.longitude]);
-        if (distance < minDistance) {
-          minDistance = distance;
-          closest = v;
-        }
-      });
-
-      if (closest && minDistance <= ON_BOARD_RADIUS) {
-        console.log(`User is on vehicle ${closest.vehicleId} (${closest.routeNum})`);
-      }
-    },
-    (err) => console.warn("Geolocation watch error:", err.message),
-    { enableHighAccuracy: true, maximumAge: 0 }
-  );
-} else {
-  console.warn("Geolocation not supported by this browser.");
-}
-
-drawLines();
-MJR_LINES.forEach(r => getStopsByRoute(r));
-refreshVehicles();
-setInterval(refreshVehicles, 1000);
+getStopsByRoute("701");  
+getTrainsByRoute();       

src/dal/postgisdDal.js

@@ -0,0 +1,142 @@
+import pkg from "pg";
+const { Pool } = pkg;
+
+const pool = new Pool({
+  user: "nate",
+  host: "localhost",
+  database: "gtfs",
+  password: "",
+  port: 5432,
+});
+
+// ---------------------- VEHICLES ----------------------
+export async function getVehicles({ minLat, maxLat, minLng, maxLng, routeNum } = {}) {
+  let sql = `
+    SELECT vehicle_id, trip_id, route_id, ts, speed,
+           ST_Y(geom::geometry) AS latitude,
+           ST_X(geom::geometry) AS longitude
+    FROM rt_vehicles
+  `;
+  const params = [];
+  const conditions = [];
+
+  if (routeNum) {
+    conditions.push(`route_id = $${params.length + 1}`);
+    params.push(routeNum);
+  }
+
+  if (minLat != null) {
+    conditions.push(`ST_Y(geom::geometry) >= $${params.length + 1}`);
+    params.push(minLat);
+  }
+  if (maxLat != null) {
+    conditions.push(`ST_Y(geom::geometry) <= $${params.length + 1}`);
+    params.push(maxLat);
+  }
+  if (minLng != null) {
+    conditions.push(`ST_X(geom::geometry) >= $${params.length + 1}`);
+    params.push(minLng);
+  }
+  if (maxLng != null) {
+    conditions.push(`ST_X(geom::geometry) <= $${params.length + 1}`);
+    params.push(maxLng);
+  }
+
+  if (conditions.length) {
+    sql += " WHERE " + conditions.join(" AND ");
+  }
+
+  const { rows } = await pool.query(sql, params);
+  return rows.map(v => ({
+    vehicleId: v.vehicle_id,
+    tripId: v.trip_id,
+    routeId: v.route_id,
+    ts: Number(v.ts),
+    speed: v.speed,
+    location: { latitude: v.latitude, longitude: v.longitude }
+  }));
+}
+
+export async function getVehicleById(vehicleId) {
+  const sql = `
+    SELECT vehicle_id, trip_id, route_id, ts, speed,
+           ST_Y(geom::geometry) AS latitude,
+           ST_X(geom::geometry) AS longitude
+    FROM rt_vehicles
+    WHERE vehicle_id = $1
+    LIMIT 1
+  `;
+  const { rows } = await pool.query(sql, [vehicleId]);
+  if (!rows[0]) return null;
+
+  const v = rows[0];
+  return {
+    vehicleId: v.vehicle_id,
+    tripId: v.trip_id,
+    routeId: v.route_id,
+    ts: Number(v.ts),
+    speed: v.speed,
+    location: { latitude: v.latitude, longitude: v.longitude }
+  };
+}
+
+// ---------------------- ROUTES ----------------------
+export async function getRoutes() {
+  const { rows } = await pool.query(`SELECT route_id, short_name, long_name, name FROM gtfs_routes`);
+  return rows;
+}
+
+export async function getRouteById(routeId) {
+  const { rows } = await pool.query(
+    `SELECT route_id, short_name, long_name, name FROM gtfs_routes WHERE route_id = $1 LIMIT 1`,
+    [routeId]
+  );
+  return rows[0] || null;
+}
+
+// ---------------------- STOPS ----------------------
+export async function getStops() {
+  const { rows } = await pool.query(`
+    SELECT stop_id, stop_name, stop_lat, stop_lon
+    FROM gtfs_stops
+  `);
+  return rows;
+}
+
+export async function getStopById(stopId) {
+  const { rows } = await pool.query(`
+    SELECT stop_id, stop_name, stop_lat, stop_lon
+    FROM gtfs_stops
+    WHERE stop_id = $1
+    LIMIT 1
+  `, [stopId]);
+  return rows[0] || null;
+}
+
+// ---------------------- STOPS BY ROUTE ----------------------
+export async function getStopsByRoute(routeId) {
+  const sql = `
+    SELECT s.stop_id, s.stop_name, s.stop_lat, s.stop_lon
+    FROM gtfs_stop_times st
+    JOIN gtfs_trips t ON st.trip_id = t.trip_id
+    JOIN gtfs_stops s ON st.stop_id = s.stop_id
+    WHERE t.route_id = $1
+    GROUP BY s.stop_id, s.stop_name, s.stop_lat, s.stop_lon
+    ORDER BY MIN(st.stop_sequence)
+  `;
+  const { rows } = await pool.query(sql, [routeId]);
+  return rows;
+}
+
+// ---------------------- TRIP SCHEDULE ----------------------
+export async function getScheduleByTrip(tripId) {
+  const sql = `
+    SELECT st.stop_sequence, s.stop_id, s.stop_name, st.arrival_time, st.departure_time
+    FROM gtfs_stop_times st
+    JOIN gtfs_stops s ON st.stop_id = s.stop_id
+    WHERE st.trip_id = $1
+    ORDER BY st.stop_sequence
+  `;
+  const { rows } = await pool.query(sql, [tripId]);
+  return rows;
+}

src/dal/postgresDAL.js

@@ -1,159 +0,0 @@
-import pg from "pg";
-
-const pool = new pg.Pool({
-  connectionString: "postgresql://nate@localhost:5432/gtfs"
-});
-
-async function dbQuery(sql, params = []) {
-  const client = await pool.connect();
-  try {
-    const res = await client.query(sql, params);
-    return res.rows;
-  } finally {
-    client.release();
-  }
-}
-
-function toNumber(v) {
-  const n = Number(v);
-  return Number.isFinite(n) ? n : undefined;
-}
-
-
-export async function getVehicles() {
-  const rows = await dbQuery(
-    `SELECT vehicle_id, route_num, route_name, destination,
-            bearing, speed, latitude, longitude
-     FROM vehicles`
-  );
-
-  return rows.map((v) => ({
-    vehicleId: v.vehicle_id,
-    routeNum: v.route_num,
-    routeName: v.route_name,
-    destination: v.destination,
-    bearing: v.bearing == null ? undefined : toNumber(v.bearing),
-    speed: v.speed == null ? undefined : toNumber(v.speed),
-    location: {
-      latitude: toNumber(v.latitude),
-      longitude: toNumber(v.longitude),
-    },
-  }));
-}
-
-export async function getVehicleById(id) {
-  if (id == null) return null;
-
-  const rows = await dbQuery(
-    `SELECT vehicle_id, route_num, route_name, destination,
-            bearing, speed, latitude, longitude
-     FROM vehicles
-     WHERE vehicle_id = $1`,
-    [String(id)]
-  );
-
-  if (!rows.length) return null;
-  const v = rows[0];
-
-  return {
-    vehicleId: v.vehicle_id,
-    routeNum: v.route_num,
-    routeName: v.route_name,
-    destination: v.destination,
-    bearing: v.bearing == null ? undefined : toNumber(v.bearing),
-    speed: v.speed == null ? undefined : toNumber(v.speed),
-    location: {
-      latitude: toNumber(v.latitude),
-      longitude: toNumber(v.longitude),
-    },
-  };
-}
-
-
-export async function getRoutes() {
-  const rows = await dbQuery(`SELECT data FROM routes ORDER BY route_id`);
-  return rows.map((r) => r.data);
-}
-
-export async function getRouteById(routeId) {
-  if (routeId == null) return null;
-
-  const rows = await dbQuery(
-    `SELECT data FROM routes WHERE route_id = $1`,
-    [String(routeId)]
-  );
-
-  return rows[0]?.data || null;
-}
-
-
-export async function getRoutePathsMap() {
-  const rows = await dbQuery(`SELECT route_id, path FROM route_paths`);
-  const map = {};
-  for (const row of rows) {
-    map[String(row.route_id)] = row.path;
-  }
-  return map;
-}
-
-export async function getRoutePath(routeId) {
-  if (routeId == null) return null;
-
-  const rows = await dbQuery(
-    `SELECT path FROM route_paths WHERE route_id = $1`,
-    [String(routeId)]
-  );
-
-  return rows[0]?.path || null;
-}
-
-
-function transformationStationRow(row) {
-  return {
-    stop_id: row.stop_id,
-    stop_code: row.stop_code,
-    stop_name: row.stop_name,
-    stop_desc: row.stop_desc,
-    location: {
-      latitude: toNumber(row.latitude),
-      longitude: toNumber(row.longitude),
-    },
-    stop_url: row.stop_url,
-    location_type: row.location_type,
-    parent_station: row.parent_station,
-    lines: row.lines, // text[]
-  };
-}
-
-export async function getStationsRaw() {
-  const rows = await dbQuery(`SELECT * FROM stations`);
-  return rows;
-}
-
-export async function getStations() {
-  const rows = await dbQuery(`SELECT * FROM stations`);
-  return rows.map(transformationStationRow);
-}
-
-export async function getStopsByRoute(routeId) {
-  if (routeId == null) return [];
-  const rows = await dbQuery(
-    `SELECT * FROM stations WHERE lines @> ARRAY[$1]::text[]`,
-    [String(routeId)]
-  );
-  return rows.map(transformationStationRow);
-}
-
-export async function getStationById(id) {
-  if (id == null) return null;
-
-  const rows = await dbQuery(
-    `SELECT * FROM stations WHERE stop_id = $1`,
-    [String(id)]
-  );
-
-  if (!rows.length) return null;
-  return transformationStationRow(rows[0]);
-}
-
-