Add database initialization

now, when the project is ran without configured database,
it will prompt for the first user to configure
the database and add the first user

server/api/firstRun.get.ts

@@ -0,0 +1,15 @@
+/* global defineEventHandler */
+import { data, database } from "../utils/database";
+
+export async function isFirstRun() {
+  const [tables] = await database.query({ sql: "SHOW TABLES", rowsAsArray: true }, []) as data<[string]>;
+  if (tables.length === 0) return true;
+  if (!tables.find(a => a[0] === "users")) return true;
+  const [[users]] = await database.query("SELECT COUNT(*) as `count` FROM `users`") as data<{count: number}>;
+  if (users.count === 0) return true;
+  return false;
+}
+
+export default defineEventHandler((e) => {
+  return isFirstRun();
+});

server/api/firstRun.post.ts

@@ -0,0 +1,33 @@
+/* global defineEventHandler, setResponseStatus, readBody, createError */
+
+import fs from "node:fs/promises";
+
+import { database as db } from "../utils/database";
+import { isFirstRun } from "./firstRun.get";
+import { getPasswordHash } from "./login.post";
+import Snowflake from "~/utils/snowflake";
+
+export default defineEventHandler(async (e) => {
+  if (!isFirstRun()) {
+    setResponseStatus(e, 404);
+    return "";
+  }
+
+  const body = await readBody(e);
+  if (typeof body !== "object") throw createError({ message: "Invalid body", statusCode: 400 });
+  const username = body.username;
+  if (typeof username !== "string") throw createError({ message: "username is not string", statusCode: 400 });
+  const password = body.password;
+  if (typeof password !== "string") throw createError({ message: "password is not string", statusCode: 400 });
+  const email = body.email;
+  if (typeof email !== "string") throw createError({ message: "email is not string", statusCode: 400 });
+
+  const sql = await fs.readFile("./schemaModel.sql", "utf-8");
+
+  const database = await db.new({ multipleStatements: true });
+  await database.query(sql);
+  await database.execute(
+    "INSERT INTO `users` (`id`, `username`, `password`, `email`) VALUES (?, ?, ?, ?)",
+    [new Snowflake().toString(), username, getPasswordHash(password), email]);
+  return "";
+});