// Convert HTML to Markdown.
class TurndownConverter {
constructor(p_adapter) {
this.adapter = p_adapter;
turndownPluginGfm.options.autoHead = true;
this.ts = new TurndownService({headingStyle: 'atx',
bulletListMarker: '*',
emDelimiter: '*',
hr: '***',
codeBlockStyle: 'fenced',
blankReplacement: function(content, node) {
if (node.nodeName == 'SPAN') {
return content;
}
return node.isBlock ? '\n\n' : ''
}});
this.ts.use(turndownPluginGfm.gfm);
// TODO: verify and copy several rules from VNote 2.0.
// No and