[Init] Initial commit - NetMesh terminal manager

application/state/vaultImportSelection.ts

@@ -0,0 +1,58 @@
+import type {
+  VaultImportDestination,
+  VaultImportFormat,
+} from "../../domain/vaultImport";
+
+export type VaultImportDestinationMode = "preserve" | "existing" | "new";
+
+export function getVaultImportPickerMode(
+  format: VaultImportFormat,
+  secureCrtSource: "folder" | "file" = "folder",
+): {
+  directory: boolean;
+  multiple: boolean;
+} {
+  const isSecureCrtFolder = format === "securecrt" && secureCrtSource === "folder";
+  return {
+    directory: isSecureCrtFolder,
+    multiple: isSecureCrtFolder,
+  };
+}
+
+export function selectVaultImportFiles(
+  format: VaultImportFormat,
+  files: ArrayLike<File>,
+): File[] {
+  const selected = Array.from(files);
+  return format === "securecrt" ? selected : selected.slice(0, 1);
+}
+
+const normalizeGroup = (raw: string | undefined): string | undefined => {
+  const parts = raw
+    ?.replace(/\\/g, "/")
+    .split("/")
+    .map((part) => part.trim())
+    .filter(Boolean);
+  return parts && parts.length > 0 ? parts.join("/") : undefined;
+};
+
+export function buildVaultImportDestination({
+  mode,
+  existingGroup,
+  newGroup,
+  availableGroups,
+}: {
+  mode: VaultImportDestinationMode;
+  existingGroup?: string;
+  newGroup?: string;
+  availableGroups?: string[];
+}): VaultImportDestination | null {
+  if (mode === "preserve") return { mode: "preserve" };
+  const group = normalizeGroup(mode === "existing" ? existingGroup : newGroup);
+  if (
+    mode === "existing"
+    && availableGroups
+    && (!group || !availableGroups.includes(group))
+  ) return null;
+  return group ? { mode: "group", group } : null;
+}