Kysely 및 PostgreSQL 도입 (WiP)

src/lib/server/db/schema/file.ts

@@ -1,4 +1,5 @@
 import { sqliteTable, text, integer, foreignKey } from "drizzle-orm/sqlite-core";
+import type { ColumnType, Generated, JSONColumnType } from "kysely";
 import { hsk } from "./hsk";
 import { mek } from "./mek";
 import { user } from "./user";
@@ -86,3 +87,61 @@ export const fileLog = sqliteTable("file_log", {
   action: text("action", { enum: ["create", "rename"] }).notNull(),
   newName: ciphertext("new_name"),
 });
+
+type Ciphertext = JSONColumnType<{
+  ciphertext: string; // Base64
+  iv: string; // Base64
+}>;
+
+interface DirectoryTable {
+  id: Generated<number>;
+  parent_id: number | null;
+  user_id: number;
+  master_encryption_key_version: number;
+  encrypted_data_encryption_key: string; // Base64
+  data_encryption_key_version: Date;
+  encrypted_name: Ciphertext;
+}
+
+interface DirectoryLogTable {
+  id: Generated<number>;
+  directory_id: number;
+  timestamp: ColumnType<Date, Date, never>;
+  action: "create" | "rename";
+  new_name: Ciphertext | null;
+}
+
+interface FileTable {
+  id: Generated<number>;
+  parent_id: number | null;
+  user_id: number;
+  path: string;
+  master_encryption_key_version: number;
+  encrypted_data_encryption_key: string; // Base64
+  data_encryption_key_version: Date;
+  hmac_secret_key_version: number | null;
+  content_hmac: string | null; // Base64
+  content_type: string;
+  encrypted_content_iv: string; // Base64
+  encrypted_content_hash: string; // Base64
+  encrypted_name: Ciphertext;
+  encrypted_created_at: Ciphertext | null;
+  encrypted_last_modified_at: Ciphertext;
+}
+
+interface FileLogTable {
+  id: Generated<number>;
+  file_id: number;
+  timestamp: ColumnType<Date, Date, never>;
+  action: "create" | "rename";
+  new_name: Ciphertext | null;
+}
+
+declare module "./index" {
+  interface Database {
+    directory: DirectoryTable;
+    directory_log: DirectoryLogTable;
+    file: FileTable;
+    file_log: FileLogTable;
+  }
+}