import bcrypt from 'bcrypt';
import logger from './logger';

const SALT_ROUNDS = 12;

/**
 * Hash a password using bcrypt
 * @param password - Plain text password to hash
 * @returns Hashed password
 */
export const hashPassword = async (password: string): Promise<string> => {
  try {
    const salt = await bcrypt.genSalt(SALT_ROUNDS);
    const hashedPassword = await bcrypt.hash(password, salt);
    return hashedPassword;
  } catch (error) {
    logger.error('Error hashing password', {
      error: error instanceof Error ? error.message : 'Unknown error',
    });
    throw new Error('Failed to hash password');
  }
};

/**
 * Compare a plain text password with a hashed password
 * @param password - Plain text password to compare
 * @param hash - Hashed password to compare against
 * @returns True if passwords match, false otherwise
 */
export const comparePassword = async (
  password: string,
  hash: string
): Promise<boolean> => {
  try {
    const isMatch = await bcrypt.compare(password, hash);
    return isMatch;
  } catch (error) {
    logger.error('Error comparing passwords', {
      error: error instanceof Error ? error.message : 'Unknown error',
    });
    throw new Error('Failed to compare passwords');
  }
};