[NO QA] Add Propagation of Derived Parameters to Dynamic Routes State

src/libs/Navigation/helpers/dynamicRoutesUtils/getStateForDynamicRoute.ts

@@ -6,7 +6,7 @@ import splitPathAndQuery from './splitPathAndQuery';
 type LeafRoute = {
     name: string;
     path: string;
-    params?: Record<string, string>;
+    params?: Record<string, unknown>;
 };
 
 type NestedRoute = {
@@ -54,7 +54,7 @@ function getRouteNamesForDynamicRoute(dynamicRouteName: DynamicRouteSuffix): str
     return null;
 }
 
-function getStateForDynamicRoute(path: string, dynamicRouteName: keyof typeof DYNAMIC_ROUTES) {
+function getStateForDynamicRoute(path: string, dynamicRouteName: keyof typeof DYNAMIC_ROUTES, parentRouteParams?: Record<string, unknown>) {
     const routeConfig = getRouteNamesForDynamicRoute(DYNAMIC_ROUTES[dynamicRouteName].path);
     const [, query] = splitPathAndQuery(path);
     const params = getParamsFromQuery(query);
@@ -67,12 +67,14 @@ function getStateForDynamicRoute(path: string, dynamicRouteName: keyof typeof DY
     const buildNestedState = (routes: string[], currentIndex: number): RouteNode => {
         const currentRoute = routes.at(currentIndex);
 
-        // If this is the last route, create leaf node with path
+        // If this is the last route, create leaf node with path and merged params
         if (currentIndex === routes.length - 1) {
+            const mergedParams = parentRouteParams || params ? {...(parentRouteParams ?? {}), ...(params ?? {})} : undefined;
+            const paramsSpread = mergedParams ? {params: mergedParams} : {};
             return {
                 name: currentRoute ?? '',
                 path,
-                params,
+                ...paramsSpread,
             };
         }
 

src/libs/Navigation/helpers/getStateFromPath.ts

@@ -39,7 +39,7 @@ function getStateFromPath(path: Route): PartialState<NavigationState> {
         if (focusedRoute?.name) {
             if (entryScreens.includes(focusedRoute.name as Screen)) {
                 // Generate navigation state for the dynamic route
-                const dynamicRouteState = getStateForDynamicRoute(normalizedPath, dynamicRoute as DynamicRouteKey);
+                const dynamicRouteState = getStateForDynamicRoute(normalizedPath, dynamicRoute as DynamicRouteKey, focusedRoute?.params as Record<string, unknown> | undefined);
                 return dynamicRouteState;
             }
 

tests/navigation/getStateForDynamicRouteTests.ts

@@ -31,6 +31,7 @@ jest.mock('@src/ROUTES', () => ({
 type LeafRoute = {
     name: string;
     path: string;
+    params?: Record<string, unknown>;
 };
 
 type NestedRoute = {
@@ -111,4 +112,33 @@ describe('getStateForDynamicRoute', () => {
         expect(state?.index).toBe(0);
         expect(Array.isArray(state?.routes)).toBe(true);
     });
+
+    it('should inherit parent route params on the leaf node', () => {
+        const path = '/r/12345/settings/test-path';
+        const parentParams = {reportID: '12345'};
+        const result = getStateForDynamicRoute(path, KEY_TEST as unknown as keyof typeof DYNAMIC_ROUTES, parentParams);
+
+        const rootRoute = result.routes.at(0) as NestedRoute | undefined;
+        const leafRoute = rootRoute?.state.routes.at(0) as LeafRoute | undefined;
+        expect(leafRoute?.params).toEqual(parentParams);
+    });
+
+    it('should not include params on the leaf node when neither parentRouteParams nor query params are provided', () => {
+        const path = '/some/path/test-path';
+        const result = getStateForDynamicRoute(path, KEY_TEST as unknown as keyof typeof DYNAMIC_ROUTES);
+
+        const rootRoute = result.routes.at(0) as NestedRoute | undefined;
+        const leafRoute = rootRoute?.state.routes.at(0) as LeafRoute | undefined;
+        expect(leafRoute?.params).toBeUndefined();
+    });
+
+    it('should merge parent route params with query params', () => {
+        const path = '/r/12345/settings/test-path?country=US';
+        const parentParams = {reportID: '12345'};
+        const result = getStateForDynamicRoute(path, KEY_TEST as unknown as keyof typeof DYNAMIC_ROUTES, parentParams);
+
+        const rootRoute = result.routes.at(0) as NestedRoute | undefined;
+        const leafRoute = rootRoute?.state.routes.at(0) as LeafRoute | undefined;
+        expect(leafRoute?.params).toEqual({reportID: '12345', country: 'US'});
+    });
 });

tests/navigation/getStateFromPathTests.ts

@@ -57,17 +57,18 @@ describe('getStateFromPath', () => {
     it('should generate dynamic state when authorized screen is focused', () => {
         const fullPath = '/settings/wallet/verify-account';
         const baseRouteState = {routes: [{name: 'Wallet'}]};
+        const focusedRouteParams = {walletID: '456'};
 
         mockRNGetStateFromPath.mockReturnValue(baseRouteState);
-        mockFindFocusedRoute.mockReturnValue({name: 'Wallet'});
+        mockFindFocusedRoute.mockReturnValue({name: 'Wallet', params: focusedRouteParams});
 
         const expectedDynamicState = {routes: [{name: 'DynamicRoot'}]};
         mockGetStateForDynamicRoute.mockReturnValue(expectedDynamicState);
 
         const result = getStateFromPath(fullPath as unknown as Route);
 
         expect(result).toBe(expectedDynamicState);
-        expect(mockGetStateForDynamicRoute).toHaveBeenCalledWith(fullPath, 'VERIFY_ACCOUNT');
+        expect(mockGetStateForDynamicRoute).toHaveBeenCalledWith(fullPath, 'VERIFY_ACCOUNT', focusedRouteParams);
     });
 
     it('should fallback to standard RN parsing if focused screen is NOT authorized for dynamic route', () => {