[Init] Initial commit - NetMesh terminal manager

domain/vaultGroupSelection.ts

@@ -0,0 +1,57 @@
+interface VaultGroupTreeNodeLike {
+  path: string;
+  children?: Record<string, VaultGroupTreeNodeLike>;
+}
+
+export function collectVisibleVaultGroupPaths(
+  nodes: VaultGroupTreeNodeLike[],
+): string[] {
+  const paths: string[] = [];
+  const visit = (items: VaultGroupTreeNodeLike[]) => {
+    for (const node of items) {
+      paths.push(node.path);
+      visit(Object.values(node.children ?? {}));
+    }
+  };
+  visit(nodes);
+  return paths;
+}
+
+export function collectVaultGroupPathsForSelectAll({
+  hasActiveFilters,
+  viewMode,
+  displayedGroupPaths,
+  visibleTreeGroupPaths,
+}: {
+  hasActiveFilters: boolean;
+  viewMode: "grid" | "list" | "tree";
+  displayedGroupPaths: readonly string[];
+  visibleTreeGroupPaths: readonly string[];
+}): string[] {
+  if (hasActiveFilters) return [];
+  return viewMode === "tree"
+    ? [...visibleTreeGroupPaths]
+    : [...displayedGroupPaths];
+}
+
+export function retainVisibleVaultGroupSelection(
+  selectedGroupPaths: ReadonlySet<string>,
+  visibleGroupPaths: ReadonlySet<string>,
+): Set<string> {
+  return new Set(
+    [...selectedGroupPaths].filter((path) => visibleGroupPaths.has(path)),
+  );
+}
+
+export function collectVisibleVaultHostIds<T extends { id: string }>({
+  viewMode,
+  displayedHosts,
+  treeHosts,
+}: {
+  viewMode: "grid" | "list" | "tree";
+  displayedHosts: T[];
+  treeHosts: T[];
+}): string[] {
+  const visibleHosts = viewMode === "tree" ? treeHosts : displayedHosts;
+  return visibleHosts.map((host) => host.id);
+}