fix dupe tele graph

Author: 1ceit

server/db/logbook.js

@@ -294,12 +294,15 @@ export async function getActiveFlightByUsername(robloxUsername) {
 }
 
 export async function storeTelemetryPoint(flightId, { x, y, altitude, speed, heading, timestamp, phase, verticalSpeed }) {
+    // Ensure timestamp is in UTC to prevent timezone-related duplicates
+    const utcTimestamp = timestamp instanceof Date ? timestamp.toISOString() : timestamp;
+
     await pool.query(`
         INSERT INTO logbook_telemetry (
             flight_id, timestamp, x, y, altitude_ft, speed_kts, heading, flight_phase, vertical_speed_fpm
         )
-        VALUES ($1, $2, $3, $4, $5, $6, $7, $8, $9)
-    `, [flightId, timestamp, x, y, altitude, speed, heading, phase, verticalSpeed ?? 0]);
+        VALUES ($1, $2::timestamptz, $3, $4, $5, $6, $7, $8, $9)
+    `, [flightId, utcTimestamp, x, y, altitude, speed, heading, phase, verticalSpeed ?? 0]);
 }
 
 export async function updateActiveFlightState(robloxUsername, { altitude, speed, heading, x, y, phase }) {

src/pages/FlightDetail.tsx

@@ -141,20 +141,7 @@ export default function FlightDetail() {
 			);
 			if (res.ok) {
 				const data = await res.json();
-
-				const seen = new Map<number, TelemetryPoint>();
-				const deduplicated = data.filter((point: TelemetryPoint) => {
-					const timestamp = new Date(point.timestamp).getTime();
-					const roundedTime = Math.round(timestamp / 5000) * 5000;
-
-					if (!seen.has(roundedTime)) {
-						seen.set(roundedTime, point);
-						return true;
-					}
-					return false;
-				});
-
-				setTelemetry(deduplicated);
+				setTelemetry(data);
 			}
 		} catch (err) {
 			console.error('Failed to load telemetry:', err);

src/pages/PublicFlightView.tsx

@@ -163,20 +163,7 @@ export default function PublicFlightView() {
             );
             if (res.ok) {
                 const data = await res.json();
-
-                const seen = new Map<number, TelemetryPoint>();
-                const deduplicated = data.filter((point: TelemetryPoint) => {
-                    const timestamp = new Date(point.timestamp).getTime();
-                    const roundedTime = Math.round(timestamp / 5000) * 5000;
-
-                    if (!seen.has(roundedTime)) {
-                        seen.set(roundedTime, point);
-                        return true;
-                    }
-                    return false;
-                });
-
-                setTelemetry(deduplicated);
+                setTelemetry(data);
             }
         } catch (err) {
             console.error('Failed to load telemetry:', err);