Initial import

src/app/main/mainView/navigation.ts

@@ -0,0 +1,54 @@
+import { PLAN_FILTER_STATUSES, type PlanFilterStatus } from '../../../features/planBoard';
+import type { PlanSidebarKey, PlaySidebarKey, TopMenuKey } from '../types';
+import { resolveSavedLayoutMenuKey } from './constants';
+
+export type MainViewInitialNavigation = {
+  activeTopMenu: TopMenuKey;
+  selectedPlanMenu: PlanSidebarKey;
+  selectedPlayMenu: PlaySidebarKey;
+  initialSelectedPlanId: number | null;
+  initialSelectedWorkId: string | null;
+};
+
+export function resolveInitialNavigation(): MainViewInitialNavigation {
+  if (typeof window === 'undefined') {
+    return {
+      activeTopMenu: 'plans',
+      selectedPlanMenu: 'all',
+      selectedPlayMenu: 'layout',
+      initialSelectedPlanId: null,
+      initialSelectedWorkId: null,
+    };
+  }
+
+  const params = new URLSearchParams(window.location.search);
+  const topMenuParam = params.get('topMenu');
+  const requestedTopMenu: TopMenuKey =
+    topMenuParam === 'docs' || topMenuParam === 'apis' || topMenuParam === 'plans' || topMenuParam === 'chat' || topMenuParam === 'play'
+      ? topMenuParam
+      : 'plans';
+  const planFilterParam = params.get('planFilter');
+  const selectedPlanMenu =
+    planFilterParam === 'release'
+      ? 'release'
+      : planFilterParam && PLAN_FILTER_STATUSES.includes(planFilterParam as PlanFilterStatus)
+        ? (planFilterParam as PlanFilterStatus)
+        : 'all';
+  const planIdParam = params.get('planId');
+  const parsedPlanId = planIdParam ? Number(planIdParam) : null;
+  const playSectionParam = params.get('playSection');
+  const playLayoutIdParam = params.get('playLayoutId');
+
+  return {
+    activeTopMenu: requestedTopMenu,
+    selectedPlanMenu,
+    selectedPlayMenu:
+      playSectionParam === 'layout'
+        ? 'layout'
+        : playSectionParam === 'layout-record' && playLayoutIdParam
+          ? resolveSavedLayoutMenuKey(playLayoutIdParam)
+          : 'layout',
+    initialSelectedPlanId: Number.isFinite(parsedPlanId) ? parsedPlanId : null,
+    initialSelectedWorkId: params.get('workId'),
+  };
+}