Split to Ulysses

script

// Split Markdown text to sheets in Ulysses
// RV 2020-03-14 at 20:00 EST

// Splits text blocks by Markdown heading levels and exports 
// them to Ulysses group as multiple sheets in correct order.
// (manual sort in Ulysses)

main: {
  let level = SelectHeadingLevel();
  if (!level) { 
    // cancel prompt to break loop
    context.cancel('Canceled');
    break main;
  }
  let text = draft.content;
  //let title = text.match(/^#* ?(.+?)$/m)[1]
  
  let repl = '\\n(?=#{1,'+level+'} )';
  let re = new RegExp(repl,"g");
  let blocks = text.split(re);
  
  let group = draft.processTemplate('[[safe_title]]')
  
  if (!MakeUlyssesGroup(group)) {
    context.cancel('Canceled');
    alert('Failed group creation!')
    break main;
  }
  
  for (const text of blocks.reverse()) {
    //	editor.arrange(block);
    if (!MakeUlyssesSheet(group, text)) {
      context.cancel('Canceled');
      alert('Failed Sheet creation!')
      break main;
    }
  }
}

function MakeUlyssesSheet(group, text) {
  const baseURL = 'ulysses://x-callback-url/new-sheet?index=0';
  let cb = CallbackURL.create();
  cb.baseURL = baseURL;
  cb.addParameter("group", group);
  cb.addParameter("text", text);
  cb.waitForResponse = true;
  let success = cb.open();
  if (success) {
    return true;
  }
  return false;
}

function MakeUlyssesGroup(name) {
  const baseURL = 'ulysses://x-callback-url/new-group?index=1';
  let cb = CallbackURL.create();
  cb.baseURL = baseURL;
  cb.addParameter("name", name);
  cb.waitForResponse = true;
  let success = cb.open();
  if (success) {
    return true;
  }
  return false;
}

function SelectHeadingLevel() {
  let p = Prompt.create();
  p.title = "Markdown Split to Ulysses";
  p.message = "Splits on heading level:";
  
  let options = ["H1: #", "H2: ##", "H3: ###", "H4: ####"];
  let selected = ["H2: ##"];
  
  // single selection
  p.addSelect("s1", "Select heading level...", options, selected, false);
  p.addButton("OK");
  
  if (!p.show()) {
    // Prompt 'Cancel'
    return false;
  }
  // Prompt 'OK'
  return String(p.fieldValues["s1"])[1]; // 2nd char: the number only.
}

url

ulysses://

false

true