/api/file/[id]/delete, /api/file/[id]/rename, /api/directory/[id]/delete, /api/directory/[id]/rename Endpoint 구현

src/lib/server/services/directory.ts

@@ -0,0 +1,68 @@
+import { error } from "@sveltejs/kit";
+import { unlink } from "fs/promises";
+import {
+  getAllDirectoriesByParent,
+  registerNewDirectory,
+  getDirectory,
+  setDirectoryEncName,
+  unregisterDirectory,
+  getAllFilesByParent,
+  type NewDirectroyParams,
+} from "$lib/server/db/file";
+import { getActiveMekVersion } from "$lib/server/db/mek";
+
+export const deleteDirectory = async (userId: number, directoryId: number) => {
+  const directory = await getDirectory(userId, directoryId);
+  if (!directory) {
+    error(404, "Invalid directory id");
+  }
+
+  const filePaths = await unregisterDirectory(userId, directoryId);
+  filePaths.map((path) => unlink(path)); // Intended
+};
+
+export const renameDirectory = async (
+  userId: number,
+  directoryId: number,
+  newEncName: string,
+  newEncNameIv: string,
+) => {
+  const directory = await getDirectory(userId, directoryId);
+  if (!directory) {
+    error(404, "Invalid directory id");
+  }
+
+  await setDirectoryEncName(userId, directoryId, newEncName, newEncNameIv);
+};
+
+export const getDirectroyInformation = async (userId: number, directroyId: "root" | number) => {
+  const directory = directroyId !== "root" ? await getDirectory(userId, directroyId) : undefined;
+  if (directory === null) {
+    error(404, "Invalid directory id");
+  }
+
+  const directories = await getAllDirectoriesByParent(userId, directroyId);
+  const files = await getAllFilesByParent(userId, directroyId);
+
+  return {
+    metadata: directory && {
+      createdAt: directory.createdAt,
+      mekVersion: directory.mekVersion,
+      encDek: directory.encDek,
+      encName: directory.encName,
+    },
+    directories: directories.map(({ id }) => id),
+    files: files.map(({ id }) => id),
+  };
+};
+
+export const createDirectory = async (params: NewDirectroyParams) => {
+  const activeMekVersion = await getActiveMekVersion(params.userId);
+  if (activeMekVersion === null) {
+    error(500, "Invalid MEK version");
+  } else if (activeMekVersion !== params.mekVersion) {
+    error(400, "Invalid MEK version");
+  }
+
+  await registerNewDirectory(params);
+};