// @flow
import * as React from 'react';
import { connect } from 'react-redux';
import Modal from 'react-modal';
import compose from 'recompose/compose';
import { closeModal } from 'src/actions/modals';
import { addToastWithTimeout } from 'src/actions/toasts';
import type { GetUserType } from 'shared/graphql/queries/user/getUser';
import banUserMutation from 'shared/graphql/mutations/user/banUser';
import type { Dispatch } from 'redux';
import ModalContainer from '../modalContainer';
import { TextButton, WarnButton } from 'src/components/button';
import { modalStyles } from '../styles';
import { TextArea, Error } from '../../formElements';
import { Form, Actions, Subtitle } from './style';
import { withCurrentUser } from 'src/components/withCurrentUser';

type State = {
  reason: ?string,
  reasonError: boolean,
  isLoading: boolean,
};

type Props = {
  dispatch: Dispatch<Object>,
  isOpen: boolean,
  user: GetUserType,
  currentUser: Object,
  banUser: Function,
};

class BanUserModal extends React.Component<Props, State> {
  state = {
    reason: '',
    reasonError: false,
    isLoading: false,
  };

  close = () => {
    this.props.dispatch(closeModal());
  };

  changeReason = e => {
    const reason = e.target.value;

    this.setState({
      reason,
      reasonError: false,
    });
  };

  submit = e => {
    e.preventDefault();
    const { reason } = this.state;
    const { user, dispatch, banUser } = this.props;

    if (!reason || reason.length === 0) {
      return this.setState({ reasonError: false });
    }

    this.setState({
      isLoading: true,
    });

    const input = {
      userId: user.id,
      reason,
    };

    banUser(input)
      .then(() => {
        this.setState({ isLoading: false });
        this.close();
        return dispatch(
          addToastWithTimeout('success', 'User has been banned.')
        );
      })
      .catch(err => {
        this.setState({ isLoading: false });
        return dispatch(addToastWithTimeout('error', err.toString()));
      });
  };

  render() {
    const { isOpen, user } = this.props;
    const { reason, reasonError, isLoading } = this.state;

    const styles = modalStyles(420);

    return (
      <Modal
        /* TODO(@mxstbr): Fix this */
        ariaHideApp={false}
        isOpen={isOpen}
        contentLabel={`Ban ${user.name}`}
        onRequestClose={this.close}
        shouldCloseOnOverlayClick={true}
        style={styles}
        closeTimeoutMS={330}
      >
        <ModalContainer
          title={`Ban ${user.name} (@${user.username})`}
          closeModal={this.close}
        >
          <Subtitle>
            Banning a user is very hard to undo. Please be sure you want this
            user to be permanently banned before completing this step.
          </Subtitle>
          <Form>
            <TextArea
              defaultValue={reason}
              onChange={this.changeReason}
              placeholder={'Add a reason for banning this user...'}
            />

            {reasonError && (
              <Error>
                Please be sure to add a reason for banning this user for our
                records.
              </Error>
            )}

            <Actions>
              <TextButton onClick={this.close}>Cancel</TextButton>
              <WarnButton
                disabled={!reason || reason.length === 0}
                loading={isLoading}
                onClick={this.submit}
              >
                {isLoading ? 'Banning...' : 'Ban User'}
              </WarnButton>
            </Actions>
          </Form>
        </ModalContainer>
      </Modal>
    );
  }
}

const map = state => ({
  isOpen: state.modals.isOpen,
});

export default compose(
  // $FlowIssue
  connect(map),
  withCurrentUser,
  banUserMutation
)(BanUserModal);