import PropTypes from "prop-types";

import { injectIntl, defineMessages, FormattedDate, FormattedMessage } from "react-intl";

import classNames from "classnames";
import { Link } from "react-router-dom";

import ImmutablePropTypes from "react-immutable-proptypes";
import ImmutablePureComponent from "react-immutable-pure-component";

import { AnimatedNumber } from "mastodon/components/animated_number";
import EditedTimestamp from "mastodon/components/edited_timestamp";
import { getHashtagBarForStatus } from "mastodon/components/hashtag_bar";
import { Icon }  from "mastodon/components/icon";
import PictureInPicturePlaceholder from "mastodon/components/picture_in_picture_placeholder";

import { Avatar } from "../../../components/avatar";
import { DisplayName } from "../../../components/display_name";
import MediaGallery from "../../../components/media_gallery";
import StatusContent from "../../../components/status_content";
import Audio from "../../audio";
import scheduleIdleTask from "../../ui/util/schedule_idle_task";
import Video from "../../video";

import Card from "./card";

const messages = defineMessages({
  public_short: { id: "privacy.public.short", defaultMessage: "Public" },
  unlisted_short: { id: "privacy.unlisted.short", defaultMessage: "Unlisted" },
  private_short: { id: "privacy.private.short", defaultMessage: "Followers only" },
  direct_short: { id: "privacy.direct.short", defaultMessage: "Mentioned people only" },
});

class DetailedStatus extends ImmutablePureComponent {

  static contextTypes = {
    router: PropTypes.object,
  };

  static propTypes = {
    status: ImmutablePropTypes.map,
    onOpenMedia: PropTypes.func.isRequired,
    onOpenVideo: PropTypes.func.isRequired,
    onToggleHidden: PropTypes.func.isRequired,
    onTranslate: PropTypes.func.isRequired,
    measureHeight: PropTypes.bool,
    onHeightChange: PropTypes.func,
    domain: PropTypes.string.isRequired,
    compact: PropTypes.bool,
    showMedia: PropTypes.bool,
    pictureInPicture: ImmutablePropTypes.contains({
      inUse: PropTypes.bool,
      available: PropTypes.bool,
    }),
    onToggleMediaVisibility: PropTypes.func,
  };

  state = {
    height: null,
  };

  handleAccountClick = (e) => {
    if (e.button === 0 && !(e.ctrlKey || e.metaKey) && this.context.router) {
      e.preventDefault();
      this.context.router.history.push(`/@${this.props.status.getIn(["account", "acct"])}`);
    }

    e.stopPropagation();
  };

  handleOpenVideo = (options) => {
    this.props.onOpenVideo(this.props.status.getIn(["media_attachments", 0]), options);
  };

  handleExpandedToggle = () => {
    this.props.onToggleHidden(this.props.status);
  };

  _measureHeight (heightJustChanged) {
    if (this.props.measureHeight && this.node) {
      scheduleIdleTask(() => this.node && this.setState({ height: Math.ceil(this.node.scrollHeight) + 1 }));

      if (this.props.onHeightChange && heightJustChanged) {
        this.props.onHeightChange();
      }
    }
  }

  setRef = c => {
    this.node = c;
    this._measureHeight();
  };

  componentDidUpdate (prevProps, prevState) {
    this._measureHeight(prevState.height !== this.state.height);
  }

  handleModalLink = e => {
    e.preventDefault();

    let href;

    if (e.target.nodeName !== "A") {
      href = e.target.parentNode.href;
    } else {
      href = e.target.href;
    }

    window.open(href, "mastodon-intent", "width=445,height=600,resizable=no,menubar=no,status=no,scrollbars=yes");
  };

  handleTranslate = () => {
    const { onTranslate, status } = this.props;
    onTranslate(status);
  };

  _properStatus () {
    const { status } = this.props;

    if (status.get("reblog", null) !== null && typeof status.get("reblog") === "object") {
      return status.get("reblog");
    } else {
      return status;
    }
  }

  getAttachmentAspectRatio () {
    const attachments = this._properStatus().get("media_attachments");

    if (attachments.getIn([0, "type"]) === "video") {
      return `${attachments.getIn([0, "meta", "original", "width"])} / ${attachments.getIn([0, "meta", "original", "height"])}`;
    } else if (attachments.getIn([0, "type"]) === "audio") {
      return "16 / 9";
    } else {
      return (attachments.size === 1 && attachments.getIn([0, "meta", "small", "aspect"])) ? attachments.getIn([0, "meta", "small", "aspect"]) : "3 / 2";
    }
  }

  render () {
    const status = this._properStatus();
    const outerStyle = { boxSizing: "border-box" };
    const { intl, compact, pictureInPicture } = this.props;

    if (!status) {
      return null;
    }

    let media           = "";
    let applicationLink = "";
    let reblogLink;
    let reblogIcon = "retweet";
    let favouriteLink;
    let edited = "";

    if (this.props.measureHeight) {
      outerStyle.height = `${this.state.height}px`;
    }

    const language = status.getIn(["translation", "language"]) || status.get("language");

    if (pictureInPicture.get("inUse")) {
      media = <PictureInPicturePlaceholder aspectRatio={this.getAttachmentAspectRatio()} />;
    } else if (status.get("media_attachments").size > 0) {
      if (status.getIn(["media_attachments", 0, "type"]) === "audio") {
        const attachment = status.getIn(["media_attachments", 0]);
        const description = attachment.getIn(["translation", "description"]) || attachment.get("description");

        media = (
          <Audio
            src={attachment.get("url")}
            alt={description}
            lang={language}
            duration={attachment.getIn(["meta", "original", "duration"], 0)}
            poster={attachment.get("preview_url") || status.getIn(["account", "avatar_static"])}
            backgroundColor={attachment.getIn(["meta", "colors", "background"])}
            foregroundColor={attachment.getIn(["meta", "colors", "foreground"])}
            accentColor={attachment.getIn(["meta", "colors", "accent"])}
            sensitive={status.get("sensitive")}
            visible={this.props.showMedia}
            blurhash={attachment.get("blurhash")}
            height={150}
            onToggleVisibility={this.props.onToggleMediaVisibility}
          />
        );
      } else if (status.getIn(["media_attachments", 0, "type"]) === "video") {
        const attachment = status.getIn(["media_attachments", 0]);
        const description = attachment.getIn(["translation", "description"]) || attachment.get("description");

        media = (
          <Video
            preview={attachment.get("preview_url")}
            frameRate={attachment.getIn(["meta", "original", "frame_rate"])}
            aspectRatio={`${attachment.getIn(["meta", "original", "width"])} / ${attachment.getIn(["meta", "original", "height"])}`}
            blurhash={attachment.get("blurhash")}
            src={attachment.get("url")}
            alt={description}
            lang={language}
            width={300}
            height={150}
            onOpenVideo={this.handleOpenVideo}
            sensitive={status.get("sensitive")}
            visible={this.props.showMedia}
            onToggleVisibility={this.props.onToggleMediaVisibility}
          />
        );
      } else {
        media = (
          <MediaGallery
            standalone
            sensitive={status.get("sensitive")}
            media={status.get("media_attachments")}
            lang={language}
            height={300}
            onOpenMedia={this.props.onOpenMedia}
            visible={this.props.showMedia}
            onToggleVisibility={this.props.onToggleMediaVisibility}
          />
        );
      }
    } else if (status.get("spoiler_text").length === 0) {
      media = <Card sensitive={status.get("sensitive")} onOpenMedia={this.props.onOpenMedia} card={status.get("card", null)} />;
    }

    if (status.get("application")) {
      applicationLink = <> · <a className='detailed-status__application' href={status.getIn(["application", "website"])} target='_blank' rel='noopener noreferrer'>{status.getIn(["application", "name"])}</a></>;
    }

    const visibilityIconInfo = {
      "public": { icon: "globe", text: intl.formatMessage(messages.public_short) },
      "unlisted": { icon: "unlock", text: intl.formatMessage(messages.unlisted_short) },
      "private": { icon: "lock", text: intl.formatMessage(messages.private_short) },
      "direct": { icon: "at", text: intl.formatMessage(messages.direct_short) },
    };

    const visibilityIcon = visibilityIconInfo[status.get("visibility")];
    const visibilityLink = <> · <Icon id={visibilityIcon.icon} title={visibilityIcon.text} /></>;

    if (["private", "direct"].includes(status.get("visibility"))) {
      reblogLink = "";
    } else if (this.context.router) {
      reblogLink = (
        <>
          {" · "}
          <Link to={`/@${status.getIn(["account", "acct"])}/${status.get("id")}/reblogs`} className='detailed-status__link'>
            <Icon id={reblogIcon} />
            <span className='detailed-status__reblogs'>
              <AnimatedNumber value={status.get("reblogs_count")} />
            </span>
          </Link>
        </>
      );
    } else {
      reblogLink = (
        <>
          {" · "}
          <a href={`/interact/${status.get("id")}?type=reblog`} className='detailed-status__link' onClick={this.handleModalLink}>
            <Icon id={reblogIcon} />
            <span className='detailed-status__reblogs'>
              <AnimatedNumber value={status.get("reblogs_count")} />
            </span>
          </a>
        </>
      );
    }

    if (this.context.router) {
      favouriteLink = (
        <Link to={`/@${status.getIn(["account", "acct"])}/${status.get("id")}/favourites`} className='detailed-status__link'>
          <Icon id='star' />
          <span className='detailed-status__favorites'>
            <AnimatedNumber value={status.get("favourites_count")} />
          </span>
        </Link>
      );
    } else {
      favouriteLink = (
        <a href={`/interact/${status.get("id")}?type=favourite`} className='detailed-status__link' onClick={this.handleModalLink}>
          <Icon id='star' />
          <span className='detailed-status__favorites'>
            <AnimatedNumber value={status.get("favourites_count")} />
          </span>
        </a>
      );
    }

    if (status.get("edited_at")) {
      edited = (
        <>
          {" · "}
          <EditedTimestamp statusId={status.get("id")} timestamp={status.get("edited_at")} />
        </>
      );
    }

    const {statusContentProps, hashtagBar} = getHashtagBarForStatus(status);
    const expanded = !status.get("hidden") || status.get("spoiler_text").length === 0;

    return (
      <div style={outerStyle}>
        <div ref={this.setRef} className={classNames("detailed-status", { compact })}>
          {status.get("visibility") === "direct" && (
            <div className='status__prepend'>
              <div className='status__prepend-icon-wrapper'><Icon id='at' className='status__prepend-icon' fixedWidth /></div>
              <FormattedMessage id='status.direct_indicator' defaultMessage='Private mention' />
            </div>
          )}
          <a href={`/@${status.getIn(["account", "acct"])}`} onClick={this.handleAccountClick} className='detailed-status__display-name'>
            <div className='detailed-status__display-avatar'><Avatar account={status.get("account")} size={46} /></div>
            <DisplayName account={status.get("account")} localDomain={this.props.domain} />
          </a>

          <StatusContent
            status={status}
            expanded={!status.get("hidden")}
            onExpandedToggle={this.handleExpandedToggle}
            onTranslate={this.handleTranslate}
            {...statusContentProps}
          />

          {media}

          {expanded && hashtagBar}

          <div className='detailed-status__meta'>
            <a className='detailed-status__datetime' href={`/@${status.getIn(["account", "acct"])}/${status.get("id")}`} target='_blank' rel='noopener noreferrer'>
              <FormattedDate value={new Date(status.get("created_at"))} hour12={false} year='numeric' month='short' day='2-digit' hour='2-digit' minute='2-digit' />
            </a>{edited}{visibilityLink}{applicationLink}{reblogLink} · {favouriteLink}
          </div>
        </div>
      </div>
    );
  }

}

export default injectIntl(DetailedStatus);