var editor;

var errorModal;

function initialize() {

  editor = CodeMirror(document.getElementById("editor"), {
    lineNumbers: true,
	matchBrackets: true,
    autoCloseBrackets: true,
    mode: "application/xml"
  });  
  
  editor.setSize(null, 400);
  
  //editor.setValue(`<test><tag atr="ala">ble</tag><tag/></test>`);
  
  errorModal = new bootstrap.Modal(document.getElementById('errorModal'));
}

function showError(title,message) {

	//document.getElementById('errorModalTitle').innerHTML = title; trzeba tłumaczenia wrzucić do środka.
	document.getElementById('errorModalContent').innerHTML = message;
	errorModal.show();
}

function clickOpen() {

	document.getElementById("fileInput").click();
}

function loadCode(files) {

	if (files.length == 1) {
		var reader = new FileReader();
        reader.onload = function(e) {
			editor.setValue(e.target.result);
        };
       reader.readAsText(files[0]);
    }
}
  

function clickFormat() {

  let text, formatted, ident, parser, xmlDoc;
  
  text = editor.getValue();
  ident = 2;
  try{
	ident = Number.parseInt(document.getElementById('ident').value);
  }catch(error){}
  
  try {
	parser = new DOMParser();
	xmlDoc = parser.parseFromString(text,"text/xml");

	if(ident==0)
		formatted = vkbeautify.xmlmin(text);
	else
		formatted = vkbeautify.xml(text, ident);
  
	editor.setValue(formatted);
	
  }catch (error) {
  
  showError("Błąd parsowania",error);

  }
  
}

function copy() {
	var text = editor.getDoc().getValue();
	navigator.clipboard.writeText(text).then(() => {
    console.log('copy success');
  })
  .catch(err => {
    console.log('Something went wrong', err);
  });
}

function paste() {
	var clipboardRead = navigator.clipboard.readText().then(clipText => {
    editor.setValue(clipText);
  })
  .catch(err => {
    console.log('Something went wrong', err);
  });
	
}

function clearText() {
	editor.setValue("");
}