import React, {Component} from 'react';
import ContentTypeDropdown from '../dropdowns/ContentTypeDropdown';
import MethodDropdown from '../dropdowns/MethodDropdown';
import Modal from '../base/Modal';
import ModalBody from '../base/ModalBody';
import ModalHeader from '../base/ModalHeader';
import ModalFooter from '../base/ModalFooter';
import {getContentTypeName, METHOD_GET, METHOD_HEAD, METHOD_OPTIONS, METHOD_DELETE} from '../../../common/constants';
import * as models from '../../../models/index';
import {trackEvent} from '../../../analytics/index';

class RequestCreateModal extends Component {
  state = {
    selectedContentType: null,
    selectedMethod: METHOD_GET,
    parentId: null,
  };

  _handleSubmit = async e => {
    e.preventDefault();

    const {parentId, selectedContentType, selectedMethod} = this.state;
    const request = models.initModel(models.request.type, {
      parentId,
      name: this._input.value,
      method: selectedMethod,
    });

    const finalRequest = await models.request.updateMimeType(
      request,
      this._shouldNotHaveBody() ? null : selectedContentType,
      true,
    );

    this._onSubmitCallback(finalRequest);

    this.hide();
  };

  _handleChangeSelectedContentType = selectedContentType => {
    this.setState({selectedContentType});
    trackEvent('Request Create', 'Content Type Change', selectedContentType);
  };

  _handleChangeSelectedMethod = selectedMethod => {
    this.setState({selectedMethod});
    trackEvent('Request Create', 'Method Change', selectedMethod);
  };

  _shouldNotHaveBody () {
    const {selectedMethod} = this.state;
    return (
      selectedMethod === METHOD_GET ||
      selectedMethod === METHOD_HEAD ||
      selectedMethod === METHOD_DELETE ||
      selectedMethod === METHOD_OPTIONS
    );
  }

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

  show ({parentId}) {
    this.modal.show();

    this._input.value = 'My Request';
    this.setState({
      parentId,
      selectedContentType: null,
      selectedMethod: METHOD_GET
    });

    // Need to do this after render because modal focuses itself too
    setTimeout(() => {
      this._input.focus();
      this._input.select();
    }, 100);

    return new Promise(resolve => this._onSubmitCallback = resolve);
  }

  render () {
    const {selectedContentType, selectedMethod} = this.state;

    return (
      <Modal ref={m => this.modal = m}>
        <ModalHeader>New Request</ModalHeader>
        <ModalBody noScroll={true}>
          <form onSubmit={this._handleSubmit} className="pad">
            <div className="row-fill">
              <div className="form-control form-control--outlined">
                <label>Name
                  <input ref={n => this._input = n} type="text"/>
                </label>
              </div>
              <div className="form-control" style={{width: 'auto'}}>
                <label>&nbsp;</label>
                <MethodDropdown
                  className="btn btn--clicky no-wrap"
                  right={true}
                  method={selectedMethod}
                  onChange={this._handleChangeSelectedMethod}
                />
              </div>
              {!this._shouldNotHaveBody() ? (
                <div className="form-control" style={{width: 'auto'}}>
                  <label htmlFor="nothing">&nbsp;
                    <ContentTypeDropdown className="btn btn--clicky no-wrap"
                                         right={true}
                                         contentType={selectedContentType}
                                         onChange={this._handleChangeSelectedContentType}>
                      {getContentTypeName(selectedContentType)}
                      {" "}
                      <i className="fa fa-caret-down"></i>
                    </ContentTypeDropdown>
                  </label>
                </div>
              ) : null}
            </div>
          </form>
        </ModalBody>
        <ModalFooter>
          <button className="btn" onClick={this._handleSubmit}>
            Create
          </button>
        </ModalFooter>
      </Modal>
    )
  }
}

RequestCreateModal.propTypes = {};

export default RequestCreateModal;