<!-- multistep form -->
<form class="msform" method="post">
  <!-- progressbar -->
  <ul class="progressbar">
    <li class="active">Über Dich</li>
    <li>Fragen</li>
    <li>Spamschutz</li>
  </ul>
  <!-- fieldsets -->
  <fieldset data-check-id="1">
    <h2 class="fs-title">Zu Deiner Person</h2>
    <h3 class="fs-subtitle">This is step 1</h3>
    <input name="name" placeholder="Name">
    <input type="email" name="email" placeholder="Email">
    <input type="button" name="next" class="next action-button" value="Weiter">
  </fieldset>
  <fieldset data-check-id="2">
    <h2 class="fs-title">Fragen zum Thema</h2>
    <h3 class="fs-subtitle">Bitte antworte spontan</h3>
    <input name="q1" placeholder="Was denkst Du zu Twitter">
    <input name="q2" placeholder="Was denkst Du zu Facebook">
    <input name="q3" placeholder="Was denkst Du zu Google Plus">
    <input type="button" name="previous" class="previous action-button" value="Zurück">
    <input type="button" name="next" class="next action-button" value="Weiter">
  </fieldset>
  <fieldset data-check-id="3">
    <h2 class="fs-title">Spamschutz</h2>
    <h3 class="fs-subtitle">Gleich geschafft! (:</h3>
    <input class="vtcha-spamschutz">
    <input type="button" name="previous" class="previous action-button" value="Zurück" />
    <input type="submit" name="submit" class="submit action-button" value="Absenden" />
  </fieldset>
</form>

<!-- jQuery -->
<script src="http://thecodeplayer.com/uploads/js/jquery-1.9.1.min.js" type="text/javascript"></script><!-- -->
<!-- jQuery easing plugin -->
<script src="http://thecodeplayer.com/uploads/js/jquery.easing.min.js" type="text/javascript"></script>

/*custom font*/
@import url(https://fonts.googleapis.com/css?family=Montserrat);

/*basic reset*/
* {margin: 0; padding: 0;}

html {
  height: 100%;
  background-color: rgb(64,64,64);
}

body {
  font-family: montserrat, arial, verdana;
}
/*form styles*/
.msform {
  width: 400px;
  margin: 50px auto;
  text-align: center;
  position: relative;
}
.msform fieldset {
  background: white;
  border: 0 none;
  border-radius: 3px;
  box-shadow: 0 0 15px 1px rgba(0, 0, 0, 0.4);
  padding: 20px 30px;
  
  box-sizing: border-box;
  width: 80%;
  margin: 0 10%;
  
  /*stacking fieldsets above each other*/
  position: absolute;
}
/*Hide all except first fieldset*/
.msform fieldset:not(:first-of-type) {
  display: none;
}
/*inputs*/
.msform input, .msform textarea {
  padding: 15px;
  border: 1px solid rgba(0,0,0, .05);
  border-radius: 3px;
  margin-bottom: 10px;
  width: 100%;
  box-sizing: border-box;
  font-family: montserrat;
  color: #2C3E50;
  font-size: 13px;
}
.msform input.error, .msform textarea.error{
  border-color: rgb(255,99,71);
}
/*buttons*/
.msform .action-button {
  width: 100px;
  background: rgb(64,64,64);
  font-weight: bold;
  color: white;
  border: 0 none;
  border-radius: 2px;
  cursor: pointer;
  padding: 10px 5px;
  margin: 10px 5px;
  transition: all .4s;
}
.msform .action-button:hover, .msform .action-button:focus {
  box-shadow: 0 0 0 2px white, 0 0 0 3px rgb(255,99,71);
  background-color: rgb(255,99,71);
}
/*headings*/
.fs-title {
  font-size: 15px;
  text-transform: uppercase;
  color: #2C3E50;
  margin-bottom: 10px;
}
.fs-subtitle {
  font-weight: normal;
  font-size: 13px;
  color: #666;
  margin-bottom: 20px;
}
/*progressbar*/
.progressbar {
  overflow: hidden;
  /*CSS counters to number the steps*/
  counter-reset: step;
  width: 60%;
  margin: 0 auto 30px;
}
.progressbar li {
  list-style-type: none;
  color: white;
  text-transform: uppercase;
  font-size: 9px;
  width: 33.33%;
  float: left;
  position: relative;
}
.progressbar li:before {
  content: counter(step);
  counter-increment: step;
  width: 20px;
  line-height: 20px;
  display: block;
  font-size: 10px;
  color: #333;
  background: white;
  border-radius: 50%;
  margin: 0 auto 5px auto;
}
/*progressbar connectors*/
.progressbar li:after {
  content: '';
  width: 100%;
  height: 2px;
  background: white;
  position: absolute;
  left: -50%;
  top: 9px;
  z-index: -1; /*put it behind the numbers*/
}
.progressbar li:first-child:after {
  /*connector not needed before the first step*/
  content: none; 
}
/*marking active/completed steps green*/
/*The number of the step and the connector before it = green*/
.progressbar li.active:before,  .progressbar li.active:after{
  background: rgb(255,99,71);
  color: white;
}
.vtcha{
  max-width: 100%;
}
.vtcha .item-box,.vtcha .target-box{
  width: 170px;
  margin: 10px auto 0;
}

$(document).ready(function(){
  spamschutz_init();//Spamschutz erzeugen
  msform_init();//Multiform erzeugen
  
  $('form').submit(function(event){
    if(
      form_completeCheck() &&
      true // some rules here
    ){
      //Send it
    }
    else{
      event.preventDefault();//nicht senden
    }
  })
})// $(document).ready()  */

/**
 * check($fs)
 * Validates the actualy fieldset
 *
 */
function check($fs){
  var ok = true;
  switch($fs.attr('data-check-id')){
    // Fieldset mit 'data-check-id' == '1'
    case '1':
      $i_name = $('input[name="name"]',$fs);
      $i_email = $('input[name="email"]',$fs);

    //NAME
      if ($i_name.val().length < 3) {
        ok=false;
        $i_name.addClass('error');
      }
      else{$i_name.removeClass('error');}

    //EMAIL
      if ($i_email.val().length < 6) {//diese validierung ist primitiv! (noch via RegEx auf echtheit überprüfen!) <http://www.html-seminar.de/html-css-php-forum/board40-themenbereiche/board18-php/4708-php-mailing/#post32959>
        ok=false;
        $i_email.addClass('error');
      }
      else{$i_email.removeClass('error');}
      break;

    // Fieldset mit 'data-check-id' == '2'
    case '2':
      $i_q1 = $('input[name="q1"]',$fs);
      $i_q2 = $('input[name="q2"]',$fs);
      $i_q3 = $('input[name="q3"]',$fs);

    //Question 1
      if ($i_q1.val().length < 3) {
        ok=false;
        $i_q1.addClass('error');
      }
      else{$i_q1.removeClass('error');}

    //Querstion 2
      if ($i_q2.val().length < 3) {
        ok=false;
        $i_q2.addClass('error');
      }
      else{$i_q2.removeClass('error');}

    //Querstion 3
      if ($i_q3.val().length < 3) {
        ok=false;
        $i_q3.addClass('error');
      }
      else{$i_q3.removeClass('error');}
      break;

    // Fieldset mit 'data-check-id' == '3'
    case '3':
      if (spamschutz_check() === false) {
        ok=false;
      }
      break;
  }
  
  if(ok === true){
    $fs.attr('data-complete', true);
    return true;
  }
  else{
    $fs.attr('data-complete', false);
    return false;
  }
}// check()  */

/**
 * unCheck($fieldset)
 * DeValidates the actualy fieldset
 *
 */
function unCheck($fieldset){
  $fieldset.attr('data-complete', false);
}// unCheck()  */

/**
 * form_completeCheck()
 *
 */
function form_completeCheck(){
  var ok = true;
  $('fieldset').each(function(index,elem){
    $this = $(this);
    if ($this.attr('data-complete') != 'true') {
      ok = false;
    };
  })
  
  if (ok === true) {
    //go go go..
    return true;
  }
  else{
    swal('Irgendwo hast Du Daten vergessen :/','Überprüfe nochmal deine Eingaben!','error');// Fucking: f@$%
    return false;
  }

}// form_completeCheck()  */

/**
 * msform_init()
 * init's the Next and Previus Buttons
 * 
 * author & copyright by <http://thecodeplayer.com/walkthrough/jquery-multi-step-form-with-progress-bar>
 *
 * modifyed by Wolf Wortmann:
 *  Added Validation caal.
 *  Added Disvalidation call.
 */
function msform_init(){
  //jQuery time
  var current_fs, next_fs, previous_fs; //fieldsets
  var left, opacity, scale; //fieldset properties which we will animate
  var animating; //flag to prevent quick multi-click glitches
  $('.submit').click(function(){
    check($(this).parent());
  })
  $(".next").click(function(){
    if(animating) return false;
    animating = true;
    
    current_fs = $(this).parent();
    next_fs = $(this).parent().next();
    
    if( check(current_fs) === false ) {
      animating = false;
      return false;
    } //Validieren & Abbrechen wenn fail

    //activate next step on progressbar using the index of next_fs
    $(".progressbar li").eq($("fieldset").index(next_fs)).addClass("active");
    
    //show the next fieldset
    next_fs.show(); 
    //hide the current fieldset with style
    current_fs.animate({opacity: 0}, {
      step: function(now, mx) {
        //as the opacity of current_fs reduces to 0 - stored in "now"
        //1. scale current_fs down to 80%
        scale = 1 - (1 - now) * 0.2;
        //2. bring next_fs from the right(50%)
        left = (now * 50)+"%";
        //3. increase opacity of next_fs to 1 as it moves in
        opacity = 1 - now;
        current_fs.css({'transform': 'scale('+scale+')'});
        next_fs.css({'left': left, 'opacity': opacity});
      }, 
      duration: 800, 
      complete: function(){
        current_fs.hide();
        animating = false;
      }, 
      //this comes from the custom easing plugin
      easing: 'easeInOutBack'
    });
  });// $(".next").click()  */

  $(".previous").click(function(){
    if(animating) return false;
    animating = true;
    
    current_fs = $(this).parent();
    previous_fs = $(this).parent().prev();
    
    unCheck(previous_fs)//DeValidieren

    //de-activate current step on progressbar
    $(".progressbar li").eq($("fieldset").index(current_fs)).removeClass("active");
    
    //show the previous fieldset
    previous_fs.show(); 
    //hide the current fieldset with style
    current_fs.animate({opacity: 0}, {
      step: function(now, mx) {
        //as the opacity of current_fs reduces to 0 - stored in "now"
        //1. scale previous_fs from 80% to 100%
        scale = 0.8 + (1 - now) * 0.2;
        //2. take current_fs to the right(50%) - from 0%
        left = ((1-now) * 50)+"%";
        //3. increase opacity of previous_fs to 1 as it moves in
        opacity = 1 - now;
        current_fs.css({'left': left});
        previous_fs.css({'transform': 'scale('+scale+')', 'opacity': opacity});
      }, 
      duration: 800, 
      complete: function(){
        current_fs.hide();
        animating = false;
      }, 
      //this comes from the custom easing plugin
      easing: 'easeInOutBack'
    });
  });// $(".previous").click()  */
};// msform_init()  */

function spamschutz_init(){
  $('.vtcha-spamschutz').vtcha({
    //hide: '.hide-this-pls',
    ok: 'multi_human_detected',
  })
}// spamschutz_init()  */

function spamschutz_check(){
  $this = $('.vtcha-spamschutz');
  if($this.val() == 'multi_human_detected'){
    return true;
  }
  else{
    return false;
  }
}// spamschutz_check()  */