var searchBar = document.getElementById('search');
var resultsDiv = document.getElementById('results');
var accessTokenInputsDiv = document.getElementById('access_token_inputs');
var setAccessTokenA = document.getElementById('set_access_token');

var options = {
  findAllMatches: true,
  keys: [
    'name',
    'description',
  ]
}

var results = [];
var REPOS = [];
var fuse = new Fuse(REPOS, options)

function setCookie(name, value, seconds) {
    var expires = "";
    if (seconds) {
        var date = new Date();
        date.setTime(date.getTime() + (seconds*1000));
        expires = "; expires=" + date.toUTCString();
    }
    document.cookie = name + "=" + (value || "")  + expires + "; path=/";
}

function getCookie(name) {
    var nameEQ = name + "=";
    var ca = document.cookie.split(';');
    for(var i=0;i < ca.length;i++) {
        var c = ca[i];
        while (c.charAt(0)==' ') c = c.substring(1,c.length);
        if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
    }
    return null;
}

function eraseCookie(name) {   
    document.cookie = name +'=; Path=/; Expires=Thu, 01 Jan 1970 00:00:01 GMT;';
}

function get(url, cb, errcb) {
  var xhr = new XMLHttpRequest();
  var u = new URL(url);
  u.searchParams.set('access_token', getCookie('access_token'))
  xhr.responseType = 'json';
  xhr.open('GET', u);
  xhr.send()
  xhr.onload = cb;
  xhr.onerror = errcb
}

function loadRepos() {
  get('GITEA_SITE/api/v1/user/repos?limit=50000',
    function(x) {
      console.log('loadRepos');
      console.log(x);
      REPOS = x.target.response;
      console.log(REPOS);
      fuse = new Fuse(REPOS, options);
      applySearch();
    }
  );
}

function applySearch() {
  results = fuse.search(searchBar.value);
  console.log(results)
  resultsDiv.innerHTML = "";
  results.forEach(function(r) {
    p = document.createElement('div');
    p.classList.add('searchResult');
    fullNameDiv = document.createElement('div');
    fullNameDiv.innerHTML = r.item.full_name;
    aDiv = document.createElement('a');
    aDiv.href = r.item.html_url;
    aDiv.appendChild(fullNameDiv);
    descriptionDiv = document.createElement('div');
    descriptionDiv.classList.add('searchSmallText');
    descriptionDiv.innerHTML = 'description: ' + r.item.description;
    propertiesDiv = document.createElement('div');
    propertiesDiv.classList.add('searchSmallText');
    propertiesDiv.innerHTML += r.item.private ? "private" : "";
    propertiesDiv.innerHTML += r.item.archived ? " archived" : "";
    p.appendChild(aDiv);
    p.appendChild(descriptionDiv);
    p.appendChild(propertiesDiv);
    resultsDiv.appendChild(p);
  });
}

function openAccessTokenInput() {
  var accessTokenInput = document.createElement('input');
  accessTokenInput.placeholder = 'access token';
  accessTokenInput.type = 'password';

  function setAccessToken(ev) {
    if (ev.key != "Enter") return;

    setCookie('access_token', accessTokenInput.value);

    setAccessTokenA = document.createElement('a');
    setAccessTokenA.innerHTML = 'set access token';
    setAccessTokenA.addEventListener('click', openAccessTokenInput);

    accessTokenInputsDiv.innerHTML = '';
    accessTokenInputsDiv.appendChild(setAccessTokenA);
  }

  accessTokenInput.addEventListener('keyup',  setAccessToken);

  accessTokenInputsDiv.innerHTML = '';
  accessTokenInputsDiv.appendChild(accessTokenInput);
}

setAccessTokenA.addEventListener('click', openAccessTokenInput);

searchBar.focus();

searchBar.addEventListener('change', applySearch);
searchBar.addEventListener('keyup', applySearch);
searchBar.addEventListener('keypress', function(ev) {
  if (ev.key != "Enter") return

  if (ev.shiftKey) window.open(results[0].item.html_url, '_blank');
  else window.location.href = results[0].item.html_url;
});


// attempt to load repos if user is authenticated
if (getCookie('access_token')) loadRepos();