import React, { Component } from 'react';
import PropTypes from 'prop-types';
import classnames from 'classnames';

import AdminDetails from 'components/forms/RegistrationForm/AdminDetails';
import ConfirmationPage from 'components/forms/RegistrationForm/ConfirmationPage';
import KolideDetails from 'components/forms/RegistrationForm/KolideDetails';
import OrgDetails from 'components/forms/RegistrationForm/OrgDetails';

const baseClass = 'user-registration';

class RegistrationForm extends Component {
  static propTypes = {
    onNextPage: PropTypes.func,
    onSubmit: PropTypes.func,
    page: PropTypes.number,
  };

  constructor (props) {
    super(props);
    const { window } = global;

    this.state = {
      errors: {},
      formData: {
        kolide_server_url: window.location.origin,
      },
    };
  }

  onPageFormSubmit = (pageFormData) => {
    const { formData } = this.state;
    const { onNextPage } = this.props;

    this.setState({
      formData: {
        ...formData,
        ...pageFormData,
      },
    });

    return onNextPage();
  }

  onSubmitConfirmation = (evt) => {
    evt.preventDefault();

    const { formData } = this.state;
    const { onSubmit: handleSubmit } = this.props;

    return handleSubmit(formData);
  }

  isCurrentPage = (num) => {
    const { page } = this.props;

    if (num === page) {
      return true;
    }

    return false;
  }

  render () {
    const { page } = this.props;
    const { formData } = this.state;
    const { isCurrentPage, onPageFormSubmit, onSubmitConfirmation } = this;

    const adminDetailsContainerClass = classnames(
      `${baseClass}__container`,
      `${baseClass}__container--admin`,
    );

    const adminDetailsClass = classnames(
      `${baseClass}__field-wrapper`,
      `${baseClass}__field-wrapper--admin`,
    );

    const orgDetailsContainerClass = classnames(
      `${baseClass}__container`,
      `${baseClass}__container--org`,
    );

    const orgDetailsClass = classnames(
      `${baseClass}__field-wrapper`,
      `${baseClass}__field-wrapper--org`,
    );

    const kolideDetailsContainerClass = classnames(
      `${baseClass}__container`,
      `${baseClass}__container--kolide`,
    );

    const kolideDetailsClass = classnames(
      `${baseClass}__field-wrapper`,
      `${baseClass}__field-wrapper--kolide`,
    );

    const confirmationContainerClass = classnames(
      `${baseClass}__container`,
      `${baseClass}__container--confirmation`,
    );

    const confirmationClass = classnames(
      `${baseClass}__field-wrapper`,
      `${baseClass}__field-wrapper--confirmation`,
    );

    const formSectionClasses = classnames(
      `${baseClass}__form`,
      {
        [`${baseClass}__form--step1-active`]: page === 1,
        [`${baseClass}__form--step1-complete`]: page > 1,
        [`${baseClass}__form--step2-active`]: page === 2,
        [`${baseClass}__form--step2-complete`]: page > 2,
        [`${baseClass}__form--step3-active`]: page === 3,
        [`${baseClass}__form--step3-complete`]: page > 3,
        [`${baseClass}__form--step4-active`]: page === 4,
      },
    );

    return (
      <div className={baseClass}>
        <div className={formSectionClasses}>
          <div className={adminDetailsContainerClass}>
            <h2>Setup user</h2>
            <p>Additional admins can be designated within the Fleet App</p>
            <AdminDetails formData={formData} handleSubmit={onPageFormSubmit} className={adminDetailsClass} currentPage={isCurrentPage(1)} />
          </div>
          <div className={orgDetailsContainerClass}>
            <h2>Organization details</h2>
            <OrgDetails formData={formData} handleSubmit={onPageFormSubmit} className={orgDetailsClass} currentPage={isCurrentPage(2)} />
          </div>
          <div className={kolideDetailsContainerClass}>
            <h2>Set Fleet URL</h2>
            <KolideDetails formData={formData} handleSubmit={onPageFormSubmit} className={kolideDetailsClass} currentPage={isCurrentPage(3)} />
          </div>
          <div className={confirmationContainerClass}>
            <h2>Success</h2>
            <ConfirmationPage formData={formData} handleSubmit={onSubmitConfirmation} classNmae={confirmationClass} currentPage={isCurrentPage(4)} />
          </div>
        </div>
      </div>
    );
  }
}

export default RegistrationForm;
