update: started to work on the database side of things

flake.nix

@@ -21,6 +21,9 @@
             nodejs_24
             pnpm
             typescript
+            
+            # allow building better-sqlite3
+            clang
           ];
           shellHook = ''
             export PODMAN_COMPOSE_WARNING_LOGS="false";

src/utils/.gitignore

@@ -63,3 +63,7 @@ test/types/index.js
 
 # compiled app
 dist
+
+
+# generated sources
+src/init.sql.ts

src/utils/package.json

@@ -4,7 +4,9 @@
   "version": "1.0.0",
   "description": "utils library",
   "scripts": {
-    "build:ts": "tsc -d",
+    "embed": "npm run embed:sql",
+    "embed:sql": "node scripts/embed:sql.js",
+    "build:ts": "npm run embed:sql && tsc -d",
     "watch:ts": "tsc -d -w"
   },
   "exports": {

src/utils/scripts/embed.js

@@ -0,0 +1,56 @@
+// ************************************************************************** //
+//                                                                            //
+//                                                        :::      ::::::::   //
+//   embed.js                                           :+:      :+:    :+:   //
+//                                                    +:+ +:+         +:+     //
+//   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        //
+//                                                +#+#+#+#+#+   +#+           //
+//   Created: 2025/06/19 23:32:59 by maiboyer          #+#    #+#             //
+//   Updated: 2025/06/20 00:09:04 by maiboyer         ###   ########.fr       //
+//                                                                            //
+// ************************************************************************** //
+
+import { readFile, writeFile, stat } from "node:fs/promises";
+
+/**
+ * escape a string to be a valid js string literal
+ * @param {string} input
+ * @returns {string}
+ */
+function escape(input) {
+  return JSON.stringify(input)
+    .replace('\n', '\\n')
+    .replace('\t', '\\t')
+    .replace('\r', '\\r')
+    .replace('\v', '\\v');
+}
+
+/**
+ * @description Embed {input} inside a default exported string at location {output}
+ * @param {string} input 
+ * @param {string} output
+ * @returns void
+ */
+export default async function embed(input, output) {
+  const inputData = (await readFile(input)).toString('utf-8');
+  const inputStat = await stat(input);
+
+  const escapedData = escape(inputData);
+
+  const fullFile = `\
+//! this file was generated automatically.
+//! it is just a string literal that is the file ${input}
+//! if you want to edit this file, DONT. edit ${input} please
+//! 
+//! this file need to be regenerated on changes to ${input} manually.
+//! the \`npm run build:ts\` might regenerate it, but do check.
+//! here is the date of the last time it was generated: ${new Date(Date.now())}
+//! the file ${input} that is embeded was modified on ${inputStat.mtime}
+//! the file ${input} that is embeded was ${inputStat.size} bytes
+
+
+export default ${escapedData};\
+`;
+
+  await writeFile(output, fullFile, { flush: true, flag: "w" })
+}

src/utils/scripts/embed:sql.js

@@ -0,0 +1,15 @@
+// ************************************************************************** //
+//                                                                            //
+//                                                        :::      ::::::::   //
+//   embed:sql.js                                       :+:      :+:    :+:   //
+//                                                    +:+ +:+         +:+     //
+//   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        //
+//                                                +#+#+#+#+#+   +#+           //
+//   Created: 2025/06/19 23:30:39 by maiboyer          #+#    #+#             //
+//   Updated: 2025/06/20 00:02:19 by maiboyer         ###   ########.fr       //
+//                                                                            //
+// ************************************************************************** //
+
+import embed from "./embed.js";
+
+await embed('./src/init.sql', './src/init.sql.ts')

src/utils/src/database.ts

@@ -6,7 +6,7 @@
 //   By: maiboyer <maiboyer@student.42.fr>          +#+  +:+       +#+        //
 //                                                +#+#+#+#+#+   +#+           //
 //   Created: 2025/06/17 17:06:31 by maiboyer          #+#    #+#             //
-//   Updated: 2025/06/17 17:27:42 by maiboyer         ###   ########.fr       //
+//   Updated: 2025/06/20 00:11:43 by maiboyer         ###   ########.fr       //
 //                                                                            //
 // ************************************************************************** //
 
@@ -14,20 +14,39 @@ import fp from 'fastify-plugin'
 import { FastifyInstance } from 'fastify'
 import sqlite from 'better-sqlite3'
 
+import initSql from "./init.sql.js"
+
+export class Database {
+  private db: sqlite.Database;
+
+  constructor(db_path: string) {
+    this.db = sqlite(db_path, {});
+    this.db.pragma('journal_mode = WAL');
+    this.db.exec(initSql);
+  }
+
+  destroy(): void {
+    this.db?.close();
+  }
+
+}
+
 // When using .decorate you have to specify added properties for Typescript
 declare module 'fastify' {
-	export interface FastifyInstance {
-		database: sqlite.Database;
-	}
+  export interface FastifyInstance {
+    db: Database;
+  }
 }
 
 export type DatabaseOption = {
-	path: string;
+  path: string;
 };
 
 export const uDatabase = fp<DatabaseOption>(async function(
-	_fastify: FastifyInstance,
-	_options: DatabaseOption) {
+  _fastify: FastifyInstance,
+  _options: DatabaseOption) {
+
+
 });
 
 export default uDatabase;

src/utils/src/init.sql

@@ -0,0 +1,4 @@
+-- this file will make sure that the database is always up to date with the correct schema
+-- when editing this file, make sure to always include stuff like `IF NOT EXISTS` such as to not throw error
+-- NEVER DROP ANYTHING IN THIS FILE
+CREATE TABLE IF NOT EXISTS users (name STRING);