import { Request, Response, NextFunction } from 'express';
import userRepository from '../repositories/userRepository';
import { NotFoundError } from '../utils/helpers';
import bcrypt from 'bcrypt';

export class UserController {
    async getProfile(req: Request, res: Response, next: NextFunction) {
        try {
            const user = await userRepository.findById(req.user!.userId);
            if (!user) throw new NotFoundError('User not found');

            res.json({
                success: true,
                data: {
                    id: user.id,
                    email: user.email,
                    name: user.name,
                    role: user.role,
                    isEmailVerified: user.isEmailVerified,
                    lastLoginAt: user.lastLoginAt,
                    createdAt: user.createdAt,
                },
            });
        } catch (error) {
            next(error);
        }
    }

    async updateProfile(req: Request, res: Response, next: NextFunction) {
        try {
            const { name } = req.body;
            const user = await userRepository.update(req.user!.userId, { name });
            res.json({
                success: true,
                data: { id: user.id, email: user.email, name: user.name },
            });
        } catch (error) {
            next(error);
        }
    }

    async changePassword(req: Request, res: Response, next: NextFunction) {
        try {
            const { currentPassword, newPassword } = req.body;
            const user = await userRepository.findById(req.user!.userId);
            if (!user) throw new NotFoundError('User not found');

            const isValid = await bcrypt.compare(currentPassword, user.password);
            if (!isValid) {
                return res.status(400).json({ success: false, message: 'Current password incorrect' });
            }

            const hashedPassword = await bcrypt.hash(newPassword, 12);
            await userRepository.update(user.id, { password: hashedPassword });
            res.json({ success: true, message: 'Password changed successfully' });
        } catch (error) {
            next(error);
        }
    }
}

export default new UserController();