import React, { CSSProperties } from 'react';
import { useNode, UserComponent } from '@craftjs/core';
import { cssPropsToString } from '../../utils/style-helpers';
import { escapeHtml } from '../../utils/escape';
import { resolveInlineHtml } from '../../utils/inline-html';
import { useInlineEditable } from './useInlineEditable';

interface TextBlockProps {
  text?: string;
  /** Sanitised inline rich text (#46); '' = plain `text` only. */
  html?: string;
  style?: CSSProperties;
  cssId?: string;
  cssClass?: string;
  hideOnDesktop?: boolean;
  hideOnTablet?: boolean;
  hideOnMobile?: boolean;
  animation?: string;
  animationDelay?: string;
}

export const TextBlock: UserComponent<TextBlockProps> = ({
  text = 'Start typing here...',
  html = '',
  style = {},
}) => {
  const {
    connectors: { connect, drag },
    selected,
    actions: { setProp },
  } = useNode((node) => ({
    selected: node.events.selected,
  }));

  const { elRef, onBlur, onInput, onKeyDown } = useInlineEditable(text, html, selected, setProp);

  return (
    <p
      ref={(ref: HTMLParagraphElement | null) => {
        elRef.current = ref;
        if (ref) connect(drag(ref));
      }}
      contentEditable={selected}
      suppressContentEditableWarning
      onBlur={onBlur}
      onInput={onInput}
      onKeyDown={onKeyDown}
      style={{
        outline: 'none',
        cursor: selected ? 'text' : 'pointer',
        minHeight: '1em',
        ...style,
      }}
    />
  );
};

/* ---------- Craft config ---------- */

TextBlock.craft = {
  displayName: 'Text',
  props: {
    text: 'Start typing here...',
    html: '',
    style: {
      fontSize: '16px',
      lineHeight: '1.6',
      color: '#3f3f46',
      letterSpacing: '',
      textTransform: '' as CSSProperties['textTransform'],
      fontStyle: '' as CSSProperties['fontStyle'],
      textDecoration: '',
      marginTop: '', marginRight: '', marginBottom: '', marginLeft: '',
      paddingTop: '', paddingRight: '', paddingBottom: '', paddingLeft: '',
      border: 'none',
      boxShadow: 'none',
      opacity: '1',
    },
    animation: '',
    animationDelay: '0',
    hideOnDesktop: false,
    hideOnTablet: false,
    hideOnMobile: false,
  },
  rules: {
    canDrag: () => true,
    canMoveIn: () => false,
    canMoveOut: () => true,
  },
};

/* ---------- HTML export ---------- */

(TextBlock as any).toHtml = (props: TextBlockProps, _childrenHtml: string) => {
  const styleStr = cssPropsToString(props.style);
  const escapedText = resolveInlineHtml(props.text, props.html) ?? escapeHtml(props.text || '');
  return { html: `<p${styleStr ? ` style="${styleStr}"` : ''}>${escapedText}</p>` };
};