livedash-node/pages/api/register.ts

import { NextApiRequest, NextApiResponse } from "next";
import { prisma } from "../../lib/prisma";
import bcrypt from "bcryptjs";
import { ApiResponse } from "../../lib/types";

interface RegisterRequestBody {
    email: string;
    password: string;
    company: string;
    csvUrl?: string;
}

export default async function handler(req: NextApiRequest, res: NextApiResponse<ApiResponse<{ success: boolean; } | { error: string; }>>) {
    if (req.method !== "POST") return res.status(405).end();

    const { email, password, company, csvUrl } = req.body as RegisterRequestBody;

    if (!email || !password || !company) {
        return res.status(400).json({
            success: false,
            error: "Missing required fields"
        });
    }

    // Check if email exists
    const exists = await prisma.user.findUnique({
        where: { email }
    });

    if (exists) {
        return res.status(409).json({
            success: false,
            error: "Email already exists"
        });
    }

    const newCompany = await prisma.company.create({
        data: { name: company, csvUrl: csvUrl || "" },
    });
    const hashed = await bcrypt.hash(password, 10);
    await prisma.user.create({
        data: {
            email,
            password: hashed,
            companyId: newCompany.id,
            role: "admin",
        },
    });
    res.status(201).json({
        success: true,
        data: { success: true }
    });
}