More leeway on TF overfly (MHTG)

NG skip

md11-nav-data/src/App.tsx

@@ -17,6 +17,7 @@ function App() {
   const [params, setParams] = useState<DeviceFlowParams | null>(null);
   const [selectedTransition, setSelectedTransition] = useState<Procedure>();
   const [selectedChart, setSelectedChart] = useState<Chart>();
+  const [skippedNG, setSkippedNG] = useState(false);
 
   const { user, signIn, initialized } = useNavigraphAuth();
 
@@ -42,16 +43,22 @@ function App() {
 
   return (
     <>
-      {!user ? (
+      {!user && !skippedNG ? (
         <div className="flex min-h-dvh w-full">
           {initialized && !params && (
-            <div className="flex h-dvh w-dvw items-center justify-center">
+            <div className="flex h-dvh w-dvw flex-col items-center justify-center gap-2">
               <button
-                className="cursor-pointer rounded border border-gray-300 bg-gray-300 px-2 py-1 font-semibold focus:outline-2 focus-visible:outline-2 disabled:bg-gray-100"
+                className="cursor-pointer rounded border border-gray-300 bg-gray-300 px-2 py-1 font-semibold focus:outline-2 focus-visible:outline-2"
                 onClick={handleSignIn}
               >
                 Sign in to NG
               </button>
+              <button
+                className="cursor-pointer rounded border border-gray-600 px-2 py-1 font-semibold focus:outline-2 focus-visible:outline-2"
+                onClick={() => setSkippedNG(true)}
+              >
+                Skip NG
+              </button>
             </div>
           )}
 
@@ -79,6 +86,7 @@ function App() {
               transitions={transitions}
               transition={selectedTransition}
               chart={selectedChart}
+              skippedNG={skippedNG}
               setTransition={setSelectedTransition}
               setChart={setSelectedChart}
               backAction={() => {

md11-nav-data/src/components/Sidebar.tsx

@@ -12,6 +12,7 @@ interface SidebarProps {
   transitions: Procedure[];
   transition: Procedure | undefined;
   chart: Chart | undefined;
+  skippedNG?: boolean;
   setTransition: Dispatch<SetStateAction<SidebarProps['transition']>>;
   setChart: Dispatch<SetStateAction<SidebarProps['chart']>>;
   backAction: () => void;
@@ -24,6 +25,7 @@ export const Sidebar: FC<SidebarProps> = ({
   transitions,
   transition,
   chart,
+  skippedNG,
   setTransition,
   setChart,
   backAction,
@@ -36,6 +38,8 @@ export const Sidebar: FC<SidebarProps> = ({
   }>({ star: [], sid: [], iap: [] });
 
   useEffect(() => {
+    if (skippedNG) return;
+
     setInFlight(true);
     (async () => {
       const _chartIndex = await charts.getChartsIndex({ icao: airport.ICAO, version: 'STD' });
@@ -134,6 +138,7 @@ export const Sidebar: FC<SidebarProps> = ({
           ))}
         </div>
 
+        {!skippedNG && (
           <div className="flex flex-col gap-2">
             <div className="sticky top-0 z-10 -mx-2 bg-gray-500 px-2 text-lg font-semibold text-white">Charts</div>
             {inFlight && <Loader size={3} />}
@@ -189,6 +194,7 @@ export const Sidebar: FC<SidebarProps> = ({
                 ))}
             </div>
           </div>
+        )}
       </div>
     </div>
   );

md11-nav-data/src/parser/terminators/TF.ts

@@ -32,7 +32,7 @@ export const TerminatorsTF = (
   // Compute overfly arc
   let arc1: LineSegment[] | null = null;
   let arc2: LineSegment[] = [[previousFix.longitude, previousFix.latitude]];
-  if (previousFix.isFlyOver) {
+  if (previousFix.isFlyOver && !lastCourse.equal(crsIntoEndpoint, 0.5)) {
     arc1 = generateTangentArc(crsIntoEndpoint, lastCourse, previousFix, targetFix, leg.TurnDir);
   } else {
     arc1 = [[previousFix.longitude, previousFix.latitude]];

md11-nav-data/src/parser/utils/extensions.ts

@@ -59,8 +59,8 @@ Number.prototype.toTrue = function (fix) {
 Number.prototype.toMetre = function () {
   return (this as number) * 1852.0;
 };
-Number.prototype.equal = function (other: number) {
+Number.prototype.equal = function (other: number, accuracy = 0.1) {
-  return Math.abs((this as number) - other) <= 0.1;
+  return Math.abs((this as number) - other) <= accuracy;
 };
 
 String.prototype.parseAltitude = function () {

md11-nav-data/src/types/extensions.d.ts

@@ -26,9 +26,9 @@ export declare global {
      */
     toMetre: () => number;
     /**
-     * @returns True if delta is less than 0.1
+     * @returns True if delta is less than accuracy (default 0.1)
      */
-    equal: (other: number) => boolean;
+    equal: (other: number, accuracy?: number) => boolean;
   }
 
   interface String {