Add routes

src/lib/telemetry.ts

@@ -0,0 +1,58 @@
+import { writable } from "svelte/store"
+import type { LatLngExpression } from "leaflet";
+
+import L from "leaflet";
+
+interface TelemetryPoint {
+    altitude: number;
+    datetime: string;
+    latitude: number;
+    longitude: number;
+    payload: string;
+}
+
+interface ParsedTelemetry {
+    flight_path: [number, number, number][];
+    launch: {
+        latlng: LatLngExpression;
+        datetime: Date;
+    };
+    datapoints: TelemetryPoint[];
+}
+
+export const latestTelemetry = writable({
+    metadata: {
+        complete_datetime: "",
+        start_datetime: ""
+    },
+    telemetry: [
+        {
+            altitude: 0.0,
+            datetime: "",
+            latitude: 0.0,
+            longitude: 0.0,
+            payload: ""
+        }
+    ]
+});
+
+export const latestTelemetryParsed = writable({} as ParsedTelemetry);
+
+export function parseTelemetry(telemetry: TelemetryPoint[]): ParsedTelemetry {
+    const flight_path: [number, number, number][] = telemetry.map((point) => [
+        point.latitude,
+        point.longitude,
+        point.altitude
+    ]);
+
+    const launch = {
+        latlng: L.latLng(telemetry[0].latitude, telemetry[0].longitude),
+        datetime: new Date(telemetry[0].datetime)
+    };
+
+    return {
+        flight_path,
+        launch,
+        datapoints: telemetry
+    };
+}