From 655ec610fcce8dd7748f10772d520bdff4f7c78e Mon Sep 17 00:00:00 2001
From: Arne Rief <riearn@proton.me>
Date: Fri, 19 Dec 2025 20:03:03 +0100
Subject: Basic setup & login

---
 backend/src/controllers/generateAdmin.ts | 48 ++++++++++++++++++++++++++++++++
 1 file changed, 48 insertions(+)
 create mode 100644 backend/src/controllers/generateAdmin.ts

(limited to 'backend/src/controllers/generateAdmin.ts')

diff --git a/backend/src/controllers/generateAdmin.ts b/backend/src/controllers/generateAdmin.ts
new file mode 100644
index 0000000..045fd2d
--- /dev/null
+++ b/backend/src/controllers/generateAdmin.ts
@@ -0,0 +1,48 @@
+import bcrypt from "bcrypt";
+import { Request, Response } from "express";
+import { QueryResult } from "pg";
+import db from "../database/postgres.js";
+import type { AdminCreationResult } from "../types/user.js";
+import { isPostgresError, PostgresErrorCodes } from "../utils/dbErrorCheck.js";
+
+/*
+    One-time function to generate an admin user with specific email & password in the DB
+    Reason: hash the password with bcrypt for future authentication
+*/
+async function generateAdmin(_req: Request, res: Response) {
+    const adminMail = "admin@test.com";
+    const adminPass = "test123";
+
+    try {
+        const hashedPassword = await bcrypt.hash(adminPass, 10);
+
+        const adminCreation: QueryResult<AdminCreationResult> = await db.query(
+            "INSERT INTO users (email, password_hash) VALUES ($1, $2) RETURNING id, email, created_at;",
+            [adminMail, hashedPassword]
+        );
+
+        return res.status(201).json({
+            message: "The admin was created successfully.",
+            admin: adminCreation.rows[0],
+        });
+    } catch (error) {
+        if (
+            isPostgresError(error) &&
+            error.code === PostgresErrorCodes.UNIQUE_VIOLATION
+        ) {
+            console.error("Error creating the admin: ", error);
+            return res.status(409).json({
+                message: "Admin already exists.",
+                error: error.message,
+            });
+        }
+
+        console.error("Error creating admin: ", error);
+        return res.status(500).json({
+            message: "Internal server error for admin creation.",
+            error,
+        });
+    }
+}
+
+export default generateAdmin;
-- 
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