import PropTypes from "prop-types";

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

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

import { Skeleton } from "flavours/glitch/components/skeleton";
import { me } from "flavours/glitch/initial_state";

import { Avatar } from "./avatar";
import { DisplayName } from "./display_name";
import { IconButton } from "./icon_button";
import Permalink from "./permalink";
import { RelativeTimestamp } from "./relative_timestamp";


const messages = defineMessages({
  follow: { id: "account.follow", defaultMessage: "Follow" },
  unfollow: { id: "account.unfollow", defaultMessage: "Unfollow" },
  requested: { id: "account.requested", defaultMessage: "Awaiting approval. Click to cancel follow request" },
  unblock: { id: "account.unblock", defaultMessage: "Unblock @{name}" },
  unmute: { id: "account.unmute", defaultMessage: "Unmute @{name}" },
  mute_notifications: { id: "account.mute_notifications", defaultMessage: "Mute notifications from @{name}" },
  unmute_notifications: { id: "account.unmute_notifications", defaultMessage: "Unmute notifications from @{name}" },
  mute: { id: "account.mute", defaultMessage: "Mute @{name}" },
  block: { id: "account.block", defaultMessage: "Block @{name}" },
});

class Account extends ImmutablePureComponent {

  static propTypes = {
    size: PropTypes.number,
    account: ImmutablePropTypes.map,
    onFollow: PropTypes.func.isRequired,
    onBlock: PropTypes.func.isRequired,
    onMute: PropTypes.func.isRequired,
    onMuteNotifications: PropTypes.func.isRequired,
    intl: PropTypes.object.isRequired,
    hidden: PropTypes.bool,
    small: PropTypes.bool,
    actionIcon: PropTypes.string,
    actionTitle: PropTypes.string,
    defaultAction: PropTypes.string,
    onActionClick: PropTypes.func,
  };

  static defaultProps = {
    size: 36,
  };

  handleFollow = () => {
    this.props.onFollow(this.props.account);
  };

  handleBlock = () => {
    this.props.onBlock(this.props.account);
  };

  handleMute = () => {
    this.props.onMute(this.props.account);
  };

  handleMuteNotifications = () => {
    this.props.onMuteNotifications(this.props.account, true);
  };

  handleUnmuteNotifications = () => {
    this.props.onMuteNotifications(this.props.account, false);
  };

  handleAction = () => {
    this.props.onActionClick(this.props.account);
  };

  render () {
    const {
      account,
      hidden,
      intl,
      small,
      onActionClick,
      actionIcon,
      actionTitle,
      defaultAction,
      size,
    } = this.props;

    if (!account) {
      return (
        <div className='account'>
          <div className='account__wrapper'>
            <div className='account__display-name'>
              <div className='account__avatar-wrapper'><Skeleton width={36} height={36} /></div>
              <DisplayName />
            </div>
          </div>
        </div>
      );
    }

    if (hidden) {
      return (
        <>
          {account.get("display_name")}
          {account.get("username")}
        </>
      );
    }

    let buttons;

    if (onActionClick) {
      if (actionIcon) {
        buttons = <IconButton icon={actionIcon} title={actionTitle} onClick={this.handleAction} />;
      }
    } else if (account.get("id") !== me && !small && account.get("relationship", null) !== null) {
      const following = account.getIn(["relationship", "following"]);
      const requested = account.getIn(["relationship", "requested"]);
      const blocking  = account.getIn(["relationship", "blocking"]);
      const muting  = account.getIn(["relationship", "muting"]);

      if (requested) {
        buttons = <IconButton disabled icon='hourglass' title={intl.formatMessage(messages.requested)} />;
      } else if (blocking) {
        buttons = <IconButton active icon='unlock' title={intl.formatMessage(messages.unblock, { name: account.get("username") })} onClick={this.handleBlock} />;
      } else if (muting) {
        let hidingNotificationsButton;
        if (account.getIn(["relationship", "muting_notifications"])) {
          hidingNotificationsButton = <IconButton active icon='bell' title={intl.formatMessage(messages.unmute_notifications, { name: account.get("username") })} onClick={this.handleUnmuteNotifications} />;
        } else {
          hidingNotificationsButton = <IconButton active icon='bell-slash' title={intl.formatMessage(messages.mute_notifications, { name: account.get("username")  })} onClick={this.handleMuteNotifications} />;
        }
        buttons = (
          <>
            <IconButton active icon='volume-up' title={intl.formatMessage(messages.unmute, { name: account.get("username") })} onClick={this.handleMute} />
            {hidingNotificationsButton}
          </>
        );
      } else if (defaultAction === "mute") {
        buttons = <IconButton icon='volume-off' title={intl.formatMessage(messages.mute, { name: account.get("username") })} onClick={this.handleMute} />;
      } else if (defaultAction === "block") {
        buttons = <IconButton icon='lock' title={intl.formatMessage(messages.block, { name: account.get("username") })} onClick={this.handleBlock} />;
      } else if (!account.get("moved") || following) {
        buttons = <IconButton icon={following ? "user-times" : "user-plus"} title={intl.formatMessage(following ? messages.unfollow : messages.follow)} onClick={this.handleFollow} active={following} />;
      }
    }

    let mute_expires_at;
    if (account.get("mute_expires_at")) {
      mute_expires_at =  <div><RelativeTimestamp timestamp={account.get("mute_expires_at")} futureDate /></div>;
    }

    return small ? (
      <Permalink
        className='account small'
        href={account.get("url")}
        to={`/@${account.get("acct")}`}
      >
        <div className='account__avatar-wrapper'>
          <Avatar
            account={account}
            size={24}
          />
        </div>
        <DisplayName
          account={account}
          inline
        />
      </Permalink>
    ) : (
      <div className='account'>
        <div className='account__wrapper'>
          <Permalink key={account.get("id")} className='account__display-name' title={account.get("acct")} href={account.get("url")} to={`/@${account.get("acct")}`}>
            <div className='account__avatar-wrapper'><Avatar account={account} size={size} /></div>
            {mute_expires_at}
            <DisplayName account={account} />
          </Permalink>
          {buttons ?
            <div className='account__relationship'>
              {buttons}
            </div>
            : null}
        </div>
      </div>
    );
  }

}

export default injectIntl(Account);