import PropTypes from "prop-types";

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

import classNames from "classnames";

import ImmutablePropTypes from "react-immutable-proptypes";
import ImmutablePureComponent from "react-immutable-pure-component";
import { connect } from "react-redux";

import { changeBoostPrivacy } from "mastodon/actions/boosts";
import AttachmentList from "mastodon/components/attachment_list";
import { Icon }  from "mastodon/components/icon";
import PrivacyDropdown from "mastodon/features/compose/components/privacy_dropdown";

import { Avatar } from "../../../components/avatar";
import Button from "../../../components/button";
import { DisplayName } from "../../../components/display_name";
import { RelativeTimestamp } from "../../../components/relative_timestamp";
import StatusContent from "../../../components/status_content";

const messages = defineMessages({
  cancel_reblog: { id: "status.cancel_reblog_private", defaultMessage: "Unboost" },
  reblog: { id: "status.reblog", defaultMessage: "Boost" },
  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" },
});

const mapStateToProps = state => {
  return {
    privacy: state.getIn(["boosts", "new", "privacy"]),
  };
};

const mapDispatchToProps = dispatch => {
  return {
    onChangeBoostPrivacy(value) {
      dispatch(changeBoostPrivacy(value));
    },
  };
};

class BoostModal extends ImmutablePureComponent {

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

  static propTypes = {
    status: ImmutablePropTypes.map.isRequired,
    onReblog: PropTypes.func.isRequired,
    onClose: PropTypes.func.isRequired,
    onChangeBoostPrivacy: PropTypes.func.isRequired,
    privacy: PropTypes.string.isRequired,
    intl: PropTypes.object.isRequired,
  };

  componentDidMount() {
    this.button.focus();
  }

  handleReblog = () => {
    this.props.onReblog(this.props.status, this.props.privacy);
    this.props.onClose();
  };

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

  _findContainer = () => {
    return document.getElementsByClassName("modal-root__container")[0];
  };

  setRef = (c) => {
    this.button = c;
  };

  render () {
    const { status, privacy, intl } = this.props;
    const buttonText = status.get("reblogged") ? messages.cancel_reblog : messages.reblog;

    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")];

    return (
      <div className='modal-root__modal boost-modal'>
        <div className='boost-modal__container'>
          <div className={classNames("status", `status-${status.get("visibility")}`, "light")}>
            <div className='status__info'>
              <a href={`/@${status.getIn(["account", "acct"])}/${status.get("id")}`} className='status__relative-time' target='_blank' rel='noopener noreferrer'>
                <span className='status__visibility-icon'><Icon id={visibilityIcon.icon} title={visibilityIcon.text} /></span>
                <RelativeTimestamp timestamp={status.get("created_at")} />
              </a>

              <a onClick={this.handleAccountClick} href={`/@${status.getIn(["account", "acct"])}`} className='status__display-name'>
                <div className='status__avatar'>
                  <Avatar account={status.get("account")} size={48} />
                </div>

                <DisplayName account={status.get("account")} />
              </a>
            </div>

            <StatusContent status={status} />

            {status.get("media_attachments").size > 0 && (
              <AttachmentList
                compact
                media={status.get("media_attachments")}
              />
            )}
          </div>
        </div>

        <div className='boost-modal__action-bar'>
          <div><FormattedMessage id='boost_modal.combo' defaultMessage='You can press {combo} to skip this next time' values={{ combo: <span>Shift + <Icon id='retweet' /></span> }} /></div>
          {status.get("visibility") !== "private" && !status.get("reblogged") && (
            <PrivacyDropdown
              noDirect
              value={privacy}
              container={this._findContainer}
              onChange={this.props.onChangeBoostPrivacy}
            />
          )}
          <Button text={intl.formatMessage(buttonText)} onClick={this.handleReblog} ref={this.setRef} />
        </div>
      </div>
    );
  }

}

export default connect(mapStateToProps, mapDispatchToProps)(injectIntl(BoostModal));