import React from 'react';
import createClass from 'create-react-class';
import PropTypes from 'prop-types';
import keycode from 'keycode';
import Formsy from 'formsy-react';
import AutoComplete from 'material-ui/AutoComplete';
import { setMuiComponentAndMaybeFocus } from 'formsy-react/src/utils';

const FormsyAutoComplete = createClass({

  propTypes: {
    defaultValue: PropTypes.any,
    name: PropTypes.string.isRequired,
    onBlur: PropTypes.func,
    onChange: PropTypes.func,
    onFocus: PropTypes.func,
    onKeyDown: PropTypes.func,
    validationError: PropTypes.string,
    validationErrors: PropTypes.object,
    validations: PropTypes.oneOfType([PropTypes.string, PropTypes.object]),
    value: PropTypes.any,
  },

  mixins: [Formsy.Mixin],

  getInitialState() {
    return {
      value: this.props.defaultValue || this.props.value || '',
    };
  },

  componentWillMount() {
    this.setValue(this.props.defaultValue || this.props.value || '');
  },

  handleBlur: function handleBlur(event) {
    this.setValue(event.currentTarget.value);
    if (this.props.onBlur) this.props.onBlur(event);
  },

  handleChange: function handleChange(event) {
    this.setState({
      value: event.currentTarget.value,
    });
    if (this.props.onChange) this.props.onChange(event);
  },

  handleUpdateInput: function handleUpdateInput(value) {
    this.setState({
      value,
    });
    if (this.props.onChange) this.props.onChange(null, value);
  },

  handleKeyDown: function handleKeyDown(event) {
    if (keycode(event) === 'enter') this.setValue(event.currentTarget.value);
    if (this.props.onKeyDown) this.props.onKeyDown(event, event.currentTarget.value);
  },

  setMuiComponentAndMaybeFocus: setMuiComponentAndMaybeFocus,

  render() {
    const {
      defaultValue, // eslint-disable-line no-unused-vars
      onFocus,
      value, // eslint-disable-line no-unused-vars
      validations, // eslint-disable-line no-unused-vars
      validationError, // eslint-disable-line no-unused-vars
      validationErrors, // eslint-disable-line no-unused-vars
      ...rest } = this.props;
    return (
      <AutoComplete
        disabled={this.isFormDisabled()}
        {...rest}
        errorText={this.getErrorMessage()}
        onBlur={this.handleBlur}
        onChange={this.handleChange}
        onUpdateInput={this.handleUpdateInput}
        onFocus={onFocus}
        onKeyDown={this.handleKeyDown}
        ref={this.setMuiComponentAndMaybeFocus}
        value={this.state.value}
      />
    );
  },
});

export default FormsyAutoComplete;