facenovel/frontend/components/posts/post_index_item.jsx

import React from 'react';
import { Link } from 'react-router-dom';
import PostEditButton from './post_edit_button';
import CommentIndexContainer from '../comments/comment_index_container';
import CreateCommentFormContainer from '../comments/create_comment_form_container';

class PostIndexItem extends React.Component {
  postRecipient(author, recipient) {
    if (author !== recipient) {
      return <span>
        <i className="fas fa-caret-right"></i>
        <Link to={`/${recipient.userUrl}`} replace>
          {recipient.fname} {recipient.lname}
        </Link>
      </span>;
    }
  }

  renderImages() {
    // if (this.props.post.imageUrls) {
    //   return this.props.post.imageUrls.map(
    //     (url, idx) => <img 
    //       className="post-image"
    //       key={idx}
    //       src={url}
    //     />
    //   );
    // } else {
    //   return null;
    // }

    if (this.props.post.imageUrl) {
      return <img className="post-image" src={this.props.post.imageUrl} />
    } else {
      return null;
    }
  }
  
  render() {
    const { author, recipient, post } = this.props;

    return (
      <div className="post-container">
        <div className="post-header">
          <Link
            to={`/${author.userUrl}`} replace
            className="post-thumbnail"
            style={{ backgroundImage: `url(${author.profilePictureUrl})` }}
          />
          <div>
            <div>
              <Link to={`/${author.userUrl}`} replace>
                {author.fname} {author.lname}
              </Link>
              {this.postRecipient(author, recipient)}
            </div>
            <PostEditButton post={post} />
          </div>
          <div className="date">{post.createdAt}</div>
        </div>
        <div className="post-content">
          {post.body}
          {this.renderImages()}
        </div>
        <div className="post-comments">
          <CommentIndexContainer postId={post.id} />
          <CreateCommentFormContainer postId={post.id} />
        </div>
      </div>
    );
  }
}

export default PostIndexItem;