import * as React from 'react';
import classNames from 'classnames';
import { ConfigConsumer, ConfigConsumerProps } from '../config-provider';
import LocaleReceiver from '../locale-provider/LocaleReceiver';

const emptyImg =
  'data:image/svg+xml;base64,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';

export interface TransferLocale {
  description: string;
}
export interface EmptyProps {
  prefixCls?: string;
  className?: string;
  style?: React.CSSProperties;
  image?: string;
  description?: React.ReactNode;
  children?: React.ReactNode;
}

const Empty: React.SFC<EmptyProps> = (props: EmptyProps) => (
  <ConfigConsumer>
    {({ getPrefixCls }: ConfigConsumerProps) => {
      const { className, image, description, children, ...restProps } = props;
      const prefixCls = getPrefixCls('empty', props.prefixCls);

      return (
        <LocaleReceiver componentName="Empty">
          {(locale: TransferLocale) => {
            const des = description || locale.description;
            const alt = typeof des === 'string' ? des : 'empty';

            let imageNode: React.ReactNode = null;
            if (!image) {
              imageNode = <img alt={alt} src={emptyImg} />;
            } else if (typeof image === 'string') {
              imageNode = <img alt={alt} src={image} />;
            } else {
              imageNode = image;
            }

            return (
              <div className={classNames(prefixCls, className)} {...restProps}>
                <div className={`${prefixCls}-image`}>{imageNode}</div>

                <p className={`${prefixCls}-description`}>{des}</p>

                {children && <div className={`${prefixCls}-footer`}>{children}</div>}
              </div>
            );
          }}
        </LocaleReceiver>
      );
    }}
  </ConfigConsumer>
);

export default Empty;