// ==UserScript==
// @name        video auto size
// @description resize the video to pixel format size
// @namespace   gnblizz
// @include     http://kissanime.io/*
// @include     http://kissanime.ru/*
// @include     https://openload.co/embed/*
// @version     1.03
// @grant       none
// @compatible  firefox
// @downloadURL none
// ==/UserScript==

console.log('loaded video auto size at:', location.hostname);
var video = document.getElementsByTagName('VIDEO')[0], container;

switch(location.hostname) {
case 'kissanime.ru':
  if(video) {
    video.onloadedmetadata = setSizeNow;
  } else {
    container = document.querySelector('#divContentVideo>iframe');
    if(container) {
      window.addEventListener('message', receiveMessage, false);
      var div = document.createElement('div'), resolutions = '1200x800/800x600/640x480'.split('/');
      while(resolutions.length) {
        var btn = document.createElement('button');
        btn.type = 'button';
        btn.textContent = resolutions.shift();
        btn.onclick = SetResolution;
        div.appendChild(btn);
      }
      btn = document.createElement('style');
      btn.textContent = '#adsIfrme button{margin: 2px 10px; background-color: #393939; color: #ccc; border: 1px solid #666666;}';
      div.appendChild(btn);
      container.parentNode.parentNode.parentNode.appendChild(div);
    }
  }
  break;
case 'kissanime.io':
  container = document.getElementById('movie-player');
  if(container) {
    var observer = new MutationObserver(function(mutations) {
      mutations.forEach(function(mutation) {
        if(mutation.addedNodes && mutation.addedNodes.length) {
          if(mutation.addedNodes[0].id == 'player_container') {
            observer.disconnect();
            video = document.getElementsByTagName('VIDEO')[0];
            video.onloadedmetadata = setSizeNow;
          }
        }
      });
    });
    observer.observe(container, { attributes: false, childList: true, characterData: false, subtree: false });
  }
  break;
case 'openload.co':
  video.onloadedmetadata = function(event) {
    video.style.objectPosition = 'center top';
    showVideoSizeInfo(video);
    window.top.postMessage('videoformat'+ [video.videoWidth, video.videoHeight].join('x'), 'http://kissanime.ru');
  };
  break;
}

function receiveMessage(event) {
  //console.log('received:', event.data);
  if(typeof event.data == 'string') switch(event.data.slice(0,11)) {
  case 'videoformat':
    var m = event.data.match(/(\d+)x(\d+)$/);
    video = { videoWidth: parseInt(m[1]), videoHeight: parseInt(m[2])};
    setSizeNow(event);
  }
}

function SetResolution(event) {
  window.top.postMessage('videoformat' + this.textContent, 'http://kissanime.ru');
}

function setSizeNow(event) {
  var obj, videoWidth = video.videoWidth, videoHeight = video.videoHeight;
  if(container) {
    video = container;
    video.style.width = '100%';
    video.style.height = '100%';
  } else {
    showVideoSizeInfo(video);
    video.style.objectPosition = 'center top';
  }
  switch(location.hostname) {
  case 'kissanime.ru':
    obj = video.parentNode;
    var origWidth = parseInt(obj.style.width), origHeight = parseInt(obj.style.height);
    if(!origWidth) throw 'no width found!'; if(!origHeight) throw 'no height found!';
    //video.style.width = '100%'; video.style.height = '100%';
    var deltaWidth = videoWidth - origWidth, deltaHeight = videoHeight+30 - origHeight;
    do {
      var w = parseInt(obj.style.width), h = parseInt(obj.style.height);
      if(w) obj.style.width = (w + deltaWidth)+'px';
      if(h) obj.style.height = (h + deltaHeight)+'px';
      obj = obj.parentNode;
    } while(obj.id != 'containerRoot' && obj.tagName != 'BODY');
    obj = document.querySelectorAll('.divCloseBut>a');
    for(var i of obj) { i.click(); }
    break;
  case 'kissanime.io':
    obj = document.createElement('STYLE');
    obj.textContent = '#container{width:'+(videoWidth+40)+'px!important;}#player_container{width:'+(videoWidth)+'px!important;height:'+(videoHeight+39)+'px!important;}div#centerDivVideo{max-width:unset;}';
    document.body.appendChild(obj);
    break;
  }
}

function showVideoSizeInfo(video) {
  var div = document.createElement('DIV');
  div.textContent = video.videoWidth + 'x' + video.videoHeight;
  console.log('video size', div.textContent);
  div.style = 'position:absolute;top:1px;left:2px;text_shadow:1px 1px black;font-size:large;font-weight:bold;';
  video.parentNode.appendChild(div);
  setTimeout(function() { div.parentNode.removeChild(div); }, 10000);
}

// public domain by gnblizz
// contact me with my username + '@web.de'