import React, {Component, PropTypes} from 'react';
import {I18n} from '../coral-framework';
import translations from './translations.json';

const name = 'coral-plugin-commentbox';

class CommentBox extends Component {

  static propTypes = {
    postItem: PropTypes.func,
    updateItem: PropTypes.func,
    id: PropTypes.string,
    comments: PropTypes.array,
    reply: PropTypes.bool,
    canPost: PropTypes.bool,
    currentUser: PropTypes.object
  }

  state = {
    body: '',
    username: ''
  }

  postComment = () => {
    const {postItem, updateItem, id, parent_id, child_id, addNotification, appendItemArray, premod, author} = this.props;
    let comment = {
      body: this.state.body,
      asset_id: id,
      author_id: author.id
    };
    let related;
    let parent_type;
    if (parent_id) {
      comment.parent_id = parent_id;
      related = 'children';
      parent_type = 'comments';
    } else {
      related = 'comments';
      parent_type = 'assets';
    }
    updateItem(child_id || parent_id, 'showReply', false, 'comments');
    postItem(comment, 'comments')
    .then((comment_id) => {
      if (premod === 'pre') {
        addNotification('success', lang.t('comment-post-notif-premod'));
      } else {
        appendItemArray(parent_id || id, related, comment_id, !parent_id, parent_type);
        addNotification('success', 'Your comment has been posted.');
      }
    })
    .catch((err) => console.error(err));
    this.setState({body: ''});
  }

  render () {
    const {styles, reply, author} = this.props;
    // How to handle language in plugins? Should we have a dependency on our central translation file?
    return <div>
      <div
        className={`${name}-container`}>
          <label
            htmlFor={ reply ? 'replyText' : 'commentText'}
            className="screen-reader-text"
            aria-hidden={true}>
            {reply ? lang.t('reply') : lang.t('comment')}
          </label>
          <textarea
            className={`${name}-textarea`}
            style={styles && styles.textarea}
            value={this.state.body}
            placeholder={lang.t('comment')}
            id={reply ? 'replyText' : 'commentText'}
            onChange={(e) => this.setState({body: e.target.value})}
            rows={3}/>
        </div>
        <div className={`${name}-button-container`}>
          { author && (
              <button
                className={`${name}-button`}
                style={styles && styles.button}
                onClick={this.postComment}>
                {lang.t('post')}
              </button>
            )
          }
      </div>
    </div>;
  }
}

export default CommentBox;

const lang = new I18n(translations);