import React, {PureComponent} from 'react';
import autobind from 'autobind-decorator';
import jq from 'jsonpath';
import RequestSettingsModal from '../modals/request-settings-modal';
import Modal from '../base/modal';
import ModalBody from '../base/modal-body';
import ModalHeader from '../base/modal-header';
import {showModal} from './index';
import Link from '../base/link';

@autobind
class RequestRenderErrorModal extends PureComponent {
  constructor (props) {
    super(props);
    this.state = {
      error: null
    };
  }

  _setModalRef (n) {
    this.modal = n;
  }

  _handleShowRequestSettings () {
    this.hide();
    showModal(RequestSettingsModal, {request: this.state.request});
  }

  show ({request, error}) {
    this.modal.show();
    this.setState({request, error});
  }

  hide () {
    this.modal.hide();
  }

  renderModalBody (request, error) {
    const fullPath = `Request.${error.path}`;

    const result = jq.query(request, `$.${error.path}`);
    const template = (result && result.length) ? result[0] : null;
    const locationLabel = template && template.includes('\n')
      ? `line ${error.location.line} of`
      : null;

    return (
      <div className="pad">
        <div className="notice warning">
          <p>
            Failed to render <strong>{fullPath}</strong> prior to sending
          </p>
          <div className="pad-top-sm">
            {error.path.match(/^body/) && (
              <button className="btn btn--clicky margin-right-sm"
                      onClick={this._handleShowRequestSettings}>
                Adjust Render Settings
              </button>
            )}
            <Link button
                  href="https://insomnia.rest/documentation/templating/"
                  className="btn btn--clicky">
              Templating Documentation <i className="fa fa-external-link"/>
            </Link>
          </div>
        </div>

        <p>
          <strong>Render error</strong>
          <code className="block selectable">{error.message}</code>
        </p>

        <p>
          <strong>Caused by the following field</strong>
          <code className="block">
            {locationLabel} {fullPath}
          </code>
        </p>
      </div>
    )
      ;
  }

  render () {
    const {request, error} = this.state;
    return (
      <Modal ref={this._setModalRef} freshState>
        <ModalHeader>Failed to Render Request</ModalHeader>
        <ModalBody>
          {(request && error) ? this.renderModalBody(request, error) : null}
        </ModalBody>
      </Modal>
    );
  }
}

RequestRenderErrorModal.propTypes = {};

export default RequestRenderErrorModal;