import React from "react";
import { connect } from "react-redux";
import { Player } from "video-react";
import marked from "marked";
import MediaOverlay from "./atoms/Media";
// import falogo from "../assets/fa-logo.png";
import bcatlogo from "../assets/bellingcat-logo.png";
const MEDIA_HIDDEN = -2;

/**
 * Manages the presentation of props that come in from the store's app.cover.
 * These are documented in docs/custom-cover.md.
 * The component is a bit of a mess, keeping a lot of internal state and using
 * a couple of weird offset calculations... but it works for the time being.
 */
class TemplateCover extends React.Component {
  constructor(props) {
    super(props);
    this.state = {
      video: MEDIA_HIDDEN,
      featureLang: 0,
    };
  }

  getVideo(index, headerEndIndex) {
    if (index < headerEndIndex) {
      return this.props.cover.headerVideos[index];
    } else if (index >= 0) {
      return this.props.cover.videos[index - headerEndIndex];
    } else {
      return null;
    }
  }

  onVideoClickHandler(index) {
    const buffer = this.props.cover.headerVideos
      ? this.props.cover.headerVideos.length
      : 0;
    return () => {
      this.setState({
        video: index + buffer,
      });
    };
  }

  renderFeature() {
    const { featureVideo } = this.props.cover;
    const { featureLang } = this.state;
    const { translations } = featureVideo;
    const source =
      featureLang === 0
        ? featureVideo
        : {
            ...translations[featureLang - 1],
            poster: featureVideo.poster,
          };

    return (
      <div>
        <div className="banner-trans right-overlay">
          {translations &&
            translations.map((trans, idx) => {
              const langIdx = idx + 1; // default lang idx is 0
              if (featureLang !== langIdx) {
                return (
                  <div
                    onClick={() => this.setState({ featureLang: langIdx })}
                    className="trans-button"
                  >
                    {trans.code}
                  </div>
                );
              } else {
                return (
                  <div
                    onClick={() => this.setState({ featureLang: 0 })}
                    className="trans-button"
                  >
                    ENG
                  </div>
                );
              }
            })}
        </div>

        <Player
          className="source-video"
          poster={source.poster}
          playsInline
          src={source.file}
        />
      </div>
    );
  }

  renderHeaderVideos() {
    const { headerVideos } = this.props.cover;
    return (
      <div className="row">
        {headerVideos.slice(0, 2).map((media, index) => (
          <div
            className="cell plain"
            onClick={() => this.setState({ video: index })}
          >
            {media.buttonTitle}
          </div>
        ))}
      </div>
    );
  }

  renderButton(button, yellow) {
    return (
      <div className="row">
        <a className={`cell ${yellow ? "yellow" : "plain"}`} href={button.href}>
          {button.title}
        </a>
      </div>
    );
  }

  renderMediaOverlay() {
    const video = this.getVideo(
      this.state.video,
      this.props.cover.headerVideos ? this.props.cover.headerVideos.length : 0
    );
    return (
      <MediaOverlay
        opaque
        source={{
          title: video.title,
          desc: video.desc,
          paths: [video.file],
          poster: video.poster,
        }}
        translations={video.translations}
        onCancel={() => this.setState({ video: MEDIA_HIDDEN })}
      />
    );
  }

  render() {
    if (!this.props.cover) {
      return (
        <div className="default-cover-container">
          You haven't specified any cover props. Put them in the values that
          overwrite the store in <code>app.cover</code>
        </div>
      );
    }

    const { videos, footerButton } = this.props.cover;
    const { showing } = this.props;
    return (
      <div className="default-cover-container">
        <div className={showing ? "cover-header" : "cover-header minimized"}>
          <a
            className="cover-logo-container"
            href="https://forensic-architecture.org"
          >
            {/* <img */}
            {/*   className="cover-logo" */}
            {/*   src={falogo} */}
            {/*   alt="Forensic Architecture logo" */}
            {/* /> */}
          </a>
          <a className="cover-logo-container" href="https://bellingcat.com">
            <img className="cover-logo" src={bcatlogo} alt="Bellingcat logo" />
          </a>
        </div>
        <div className="cover-content">
          {this.props.cover.bgVideo ? (
            <div
              className={`fullscreen-bg ${!this.props.showing ? "hidden" : ""}`}
            >
              <video
                loop
                muted
                autoPlay
                preload="auto"
                className="fullscreen-bg__video"
              >
                <source src={this.props.cover.bgVideo} type="video/mp4" />
              </video>
            </div>
          ) : null}
          <h2
            style={{ margin: 0 }}
            dangerouslySetInnerHTML={{ __html: marked(this.props.cover.title) }}
          />
          {this.props.cover.subtitle ? (
            <h3 style={{ marginTop: 0 }}>{this.props.cover.subtitle}</h3>
          ) : null}
          {this.props.cover.subsubtitle ? (
            <h5>{this.props.cover.subsubtitle}</h5>
          ) : null}

          {this.props.cover.featureVideo ? this.renderFeature() : null}
          <div className="hero thin">
            {this.props.cover.headerVideos ? this.renderHeaderVideos() : null}
            {this.props.cover.headerButton
              ? this.renderButton(this.props.cover.headerButton)
              : null}
            <div className="row">
              <div className="cell yellow" onClick={this.props.showAppHandler}>
                {this.props.cover.exploreButton}
              </div>
            </div>
          </div>

          {Array.isArray(this.props.cover.description) ? (
            this.props.cover.description.map((e) => (
              <div
                className="md-container"
                dangerouslySetInnerHTML={{ __html: marked(e) }}
              />
            ))
          ) : (
            <div
              className="md-container"
              dangerouslySetInnerHTML={{
                __html: marked(this.props.cover.description),
              }}
            />
          )}

          {videos ? (
            <div className="hero">
              <div className="row">
                {/* NOTE: only take first four videos, drop any others for style reasons */}
                {videos &&
                  videos.slice(0, 2).map((media, index) => (
                    <div
                      className="cell small"
                      onClick={this.onVideoClickHandler(index)}
                    >
                      {media.buttonTitle}
                      <br />
                      {media.buttonSubtitle}
                    </div>
                  ))}
              </div>
              <div className="row">
                {videos.length > 2 &&
                  this.props.cover.videos.slice(2, 4).map((media, index) => (
                    <div
                      className="cell small"
                      onClick={this.onVideoClickHandler(index + 2)}
                    >
                      {media.buttonTitle}
                      <br />
                      {media.buttonSubtitle}
                    </div>
                  ))}
              </div>
            </div>
          ) : null}
          {footerButton ? (
            <div className="hero">
              <div className="row">{this.renderButton(footerButton)}</div>
            </div>
          ) : null}
        </div>

        {this.state.video !== MEDIA_HIDDEN ? this.renderMediaOverlay() : null}
      </div>
    );
  }
}

function mapStateToProps(state) {
  return {
    cover: state.app.cover,
  };
}

export default connect(mapStateToProps)(TemplateCover);