This is an automatically created builder for the user class https://gist.github.com/Angelos-Giannis/10b21950968a22a0859c1ff6527d71cf as it has been generated by using https://github.com/Angelos-Giannis/php-builder-class.

UserBuilder.php

<?php

declare(strict_types = 1);

namespace /** @todo define namespace */;

/** @todo Define dependencies for the builder (e.g. DI). */
use \Example\MyClass\User;

class UserBuilder
{
    /** @todo Define any required private variables for the builder. */

    /** @var User $user */
    private $user;

    public function __construct()
    {
        /** @todo Define any required steps for constructor. */

        $this->user = new User();
    }

    /**
     * Creates the User in the database and returns it.
     *
     * @return User
     */
    public function build() : User
    {
        $this->createUser();

        return $this->user;
    }

    /**
     * Builds a batch of offline reasons based on a provided array of the form :
     * [
     *     ["id", "first_name", "last_name", "username", "password"],
     *     ["id", "first_name", "last_name", "username", "password"],
     * ]
     *
     * @param array $details
     *
     * @return array
     */
    public function buildFromArray(array $details) : array
    {
        $user_array = [];

        foreach ($details as $dt) {
            $user_array[] = (new self())
                ->withId($dt[0])
                ->withFirstName($dt[1])
                ->withLastName($dt[2])
                ->withUsername($dt[3])
                ->withPassword($dt[4])
                ->build();
        }

        return $user_array;
    }

    /**
     * Set the value for id.
     *
     * @param int $id
     *
     * @return UserBuilder
     */
    public function withId(int $id) : UserBuilder
    {
        $this->user->id = $id;

        return $this;
    }

    /**
     * Set the value for first_name.
     *
     * @param string $first_name
     *
     * @return UserBuilder
     */
    public function withFirstName(string $first_name) : UserBuilder
    {
        $this->user->first_name = $first_name;

        return $this;
    }

    /**
     * Set the value for last_name.
     *
     * @param string $last_name
     *
     * @return UserBuilder
     */
    public function withLastName(string $last_name) : UserBuilder
    {
        $this->user->last_name = $last_name;

        return $this;
    }

    /**
     * Set the value for username.
     *
     * @param string $username
     *
     * @return UserBuilder
     */
    public function withUsername(string $username) : UserBuilder
    {
        $this->user->username = $username;

        return $this;
    }

    /**
     * Set the value for password.
     *
     * @param string $password
     *
     * @return UserBuilder
     */
    public function withPassword(string $password) : UserBuilder
    {
        $this->user->password = $password;

        return $this;
    }

    /**
     * Stores the User in the database.
     *
     * @return void
     */
    public function createUser() : void
    {
        /**
         * @todo Implement the object persistence function.
         */
    }
}