Cara Membuat Formulir Kontak Chat WhatsApp di Blog

<!-- Form Whatsapp by @inputekno -->
<div class='waform-IT' id='waform'>
  <div class='form-container'>
    <div class='formC'>
      <div class='Fcontrol'>
        <input class='cName' id='cName' name='name' type='text' required='required'/>
        <span class='nameC'>Name</span>
        <span class='valid' id='error_name'></span>
      </div>
      <div class='Fcontrol'>
        <input class='cEmail' id='cEmail' name='email' type='email' required='required'/>
        <span class='emailC'>Email</span>
        <span class='valid' id='error_email'></span>
      </div>
    </div>
    <div class='formC'>
      <div class='Fcontrol'>
        <select class='cSubject' id='cSubject'>
          <option value='Bantuan' selected>Bantuan</option>
          <option value='Pertanyaan'>Pertanyaan</option>
          <option value='Kerjasama'>Kerjasama</option>
        </select>
        <span class='subjectC'>Select subject</span>
      </div>
      <div class='Fcontrol'>
        <textarea class='cMessage' id='cMessage' name='message' required='required'></textarea>
        <span class='messageC'>Message</span>
        <span class='valid' id='error_message'></span>
      </div>
    </div>
    <div class='formB'>
      <a class='whatsapp-link' onclick='redirectToWhatsApp()'>
        <svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 32 32"><path d="M16 2a13 13 0 0 0-8 23.23V29a1 1 0 0 0 .51.87A1 1 0 0 0 9 30a1 1 0 0 0 .51-.14l3.65-2.19A12.64 12.64 0 0 0 16 28a13 13 0 0 0 0-26Zm0 24a11.13 11.13 0 0 1-2.76-.36 1 1 0 0 0-.76.11L10 27.23v-2.5a1 1 0 0 0-.42-.81A11 11 0 1 1 16 26Z"/><path d="M19.86 15.18a1.9 1.9 0 0 0-2.64 0l-.09.09-1.4-1.4.09-.09a1.86 1.86 0 0 0 0-2.64l-1.59-1.59a1.9 1.9 0 0 0-2.64 0l-.8.79a3.56 3.56 0 0 0-.5 3.76 10.64 10.64 0 0 0 2.62 4 8.7 8.7 0 0 0 5.65 2.9 2.92 2.92 0 0 0 2.1-.79l.79-.8a1.86 1.86 0 0 0 0-2.64Zm-.62 3.61c-.57.58-2.78 0-4.92-2.11a8.88 8.88 0 0 1-2.13-3.21c-.26-.79-.25-1.44 0-1.71l.7-.7 1.4 1.4-.7.7a1 1 0 0 0 0 1.41l2.82 2.82a1 1 0 0 0 1.41 0l.7-.7 1.4 1.4Z"/></svg>
        Send WhatsApp</a>
    </div>
  </div>
</div>

<style type='text/css'>
/* Custom CSS styles for WhatsApp Button */
.whatsapp-link{display:inline-flex;align-items:center;gap:.3rem;padding:10px 20px;background-color:#4CAF50;color:#fff;text-decoration:none;font-weight:bold;border-radius:4px;transition:background-color 0.3s;cursor:default}
.whatsapp-link svg{fill:#fff}
.whatsapp-link:hover{background-color:#45a049}
/* Custom CSS styles for WhatsApp Form */
.waform-IT .form-container{width:100%}
.form-container .formC:nth-child(1){display:grid;grid-template-columns:repeat(auto-fit,minmax(300px,1fr));gap:1rem;--gap:1rem}
.formC .Fcontrol{position:relative}
.formC .Fcontrol input:focus, .formC .Fcontrol textarea:focus{border-color:#4CAF50}
.Fcontrol .cSubject, .Fcontrol input[type=text], .Fcontrol input[type=email], .Fcontrol textarea{width:100%;height:calc(3.5rem + calc(1px * 2));padding:.375rem 2.25rem .375rem .75rem;padding-top:1.625rem;border-radius:5px;margin-bottom:15px}
.Fcontrol textarea{height:150px}
.Fcontrol .subjectC, .nameC, .emailC, .messageC{position:absolute;top:0;left:0;z-index:2;height:auto;padding:1rem .75rem;transform:scale(.85) translateY(-.5rem) translateX(.15rem);transform-origin:0 0;overflow:hidden;text-overflow:ellipsis;pointer-events:none;white-space:nowrap;color:rgba(33,37,41,.65);transition:.1s ease}
.Fcontrol .cSubject{display:block;background:url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%23343a40' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='m2 5 6 6 6-6'/%3e%3c/svg%3e") no-repeat right .75rem center/16px 12px;border:1px solid rgba(0,0,0,0.08);-webkit-appearance:none;-moz-appearance:none;appearance:none}
/* Validation */
.valid[data-text]:before{position:absolute;bottom:100%;left:12px;content:'';border:8px solid;border-color:transparent transparent #ffd91a transparent;top:calc(100% - 21px)}
.valid[data-text]:after, .valid[data-text]:before{opacity:1;transition:opacity .2s ease;pointer-events:none;z-index:3}
.valid[data-text]:after{content:attr(data-text);position:absolute;background:#ffd91a;left:0;top:calc(100% - 5px);font-size:12px;padding:0 5px;box-shadow:0 5px 10px rgb(0 0 0 / 8%)}
.show#cName ~ .valid:after, .show#cEmail ~ .valid:after, .show#cMessage ~ .valid:after, .show#cName ~ .valid[data-text]:before, .show#cEmail ~ .valid[data-text]:before, .show#cMessage ~ .valid[data-text]:before, .none#cName ~ .valid:after, .none#cEmail ~ .valid:after, .none#cMessage ~ .valid:after, .none#cName ~ .valid[data-text]:before, .none#cEmail ~ .valid[data-text]:before, .none#cMessage ~ .valid[data-text]:before{opacity:0}
.Fcontrol input:focus ~ .nameC, .Fcontrol input:focus ~ .emailC, .Fcontrol textarea:focus ~ .messageC{top:-5px}
/* Remove IE arrow */
select:focus{outline:none}
select::-ms-expand{display:none}
@media screen and (max-width: 620px){.formC:nth-child(1){gap:0}}
</style>

function redirectToWhatsApp() {
  /* Isi Pesan Form */
  var name = document.getElementById("cName").value;
  var email = document.getElementById("cEmail").value;
  var subject = document.getElementById("cSubject").value;
  var massage = document.getElementById("cMessage").value;
  var postLink = window.location.href;

  /* validation */
  var error_name = document.getElementById("error_name"),
    error_email = document.getElementById("error_email"),
    error_message = document.getElementById("error_message");

  var text;
  if (name == "") {
    text = 'Please enter your name';
    error_name.setAttribute('data-text', text);
    return false;
  }

  if (email.indexOf("@") == -1 || email.length < 6) {
    text = 'Please enter valid email';
    error_email.setAttribute('data-text', text);
    return false;
  }

  if (massage == "") {
    text = 'Please enter your Massage';
    error_message.setAttribute('data-text', text);
    return false;
  }
  /* Pengaturan Pesan */
  var message = "New message from " + name + "\n\n"; // Pesan Pembuka
  message += "*Name:* " + name + "\n";
  message += "*Email:* " + email + "\n";
  message += "*Subject:* " + subject + "\n";
  message += "*Massage:* " + massage + "\n\n";
  message += "=============================" + "\n";
  message += "*Form:* " + postLink + "\n";
  message += "=============================";
  /* Pengaturan Whatsapp */
  var walink = 'https://web.whatsapp.com/send',
    phoneNumber = '6282217....'; // No Whatsapp Kalian

  var encodedMessage = encodeURIComponent(message);
  var whatsappUrl = walink + "?phone=" + phoneNumber + "&text=" + encodedMessage;
  window.open(whatsappUrl, '_blank');
  return true;
}

var inputs = document.querySelectorAll('.Fcontrol input[type=text], .Fcontrol input[type=email], .Fcontrol textarea');
for (var i = 0; i < inputs.length; i++) {
  var input = inputs[i];
  input.addEventListener('input', function() {
    var bg = this.value ? 'show' : 'none';
    this.setAttribute('class', bg);
  });
}