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: / home3 / encodto1 / tresboutique.in / tresadmin / assets / js / form-wizard /
Filename : form-wizard.js
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// 1. horizontal wizard
"use strict";
var currentTab = 0;
showTab(currentTab);
function showTab(n) {
  var x = document.getElementsByClassName("tab");
  x[n].style.display = "block";
  if (n == 0) {
    document.getElementById("prevBtn").style.display = "none";
  } else {
    document.getElementById("prevBtn").style.display = "inline";
  }
  if (n == x.length - 1) {
    document.getElementById("nextBtn").innerHTML = "Submit";
  } else {
    document.getElementById("nextBtn").innerHTML = "Next";
  }
  fixStepIndicator(n);
}
function nextPrev(n) {
  var x = document.getElementsByClassName("tab");
  if (n == 1 && !validateForm()) return false;
  x[currentTab].style.display = "none";
  currentTab = currentTab + n;
  if (currentTab >= x.length) {
    document.getElementById("regForm").submit();
    return false;
  }
  showTab(currentTab);
}
function validateForm() {
  var x,
    y,
    i,
    valid = true;
  x = document.getElementsByClassName("tab");
  y = x[currentTab].getElementsByTagName("input");
  for (i = 0; i < y.length; i++) {
    if (y[i].value == "") {
      y[i].className += " invalid";
      valid = false;
    }
  }
  if (valid) {
    document.getElementsByClassName("step")[currentTab].className += " finish";
  }
  return valid;
}
function fixStepIndicator(n) {
  var i,
    x = document.getElementsByClassName("step");
  for (i = 0; i < x.length; i++) {
    x[i].className = x[i].className.replace(" active", "");
  }
  x[n].className += " active";
}

// 2. Numbering wizard
var form = document.getElementById("msform");
var fieldsets = form.querySelectorAll("form");
var currentStep = 0;
var numSteps = 5;

for (var i = 1; i < fieldsets.length; i++) {
  fieldsets[i].style.display = "none";
}

function nextStep() {
  document.getElementById("backbtn").disabled = false;
  currentStep++;
  if (currentStep > numSteps) {
    currentStep = 1;
  }
  var stepper = document.getElementById("stepper1");
  var steps = stepper.getElementsByClassName("step");

  Array.from(steps).forEach((step, index) => {
    let stepNum = index + 1;
    let stepLength = steps.length;
    if (stepNum === currentStep && currentStep < stepLength) {
      addClass(step, "editing");
      fieldsets[currentStep].style.display = "flex";
    } else {
      removeClass(step, "editing");
    }
    if (stepNum <= currentStep && currentStep < stepLength) {
      addClass(step, "done");
      addClass(step, "active");
      removeClass(step, "editing");
      fieldsets[currentStep - 1].style.display = "none";
    } else {
      removeClass(step, "done");
    }
    if (currentStep == stepLength - 1) {
      document.getElementById("nextbtn").textContent = "Finish";
    }
    if (currentStep > stepLength - 1) {
      document.getElementById("nextbtn").textContent = "Finish";
      addClass(step, "done");
      addClass(step, "active");
      removeClass(step, "editing");
      document.getElementById("nextbtn").disabled = true;
    }
  });
}

function backStep() {
  currentStep--;
  var stepper = document.getElementById("stepper1");
  var steps = stepper.getElementsByClassName("step");
  let stepLength = steps.length;
  document.getElementById("nextbtn").textContent = "Next";
  document.getElementById("nextbtn").disabled = false;
  if (currentStep < stepLength - 1) {
    document.getElementById("backbtn").disabled = false;
    fieldsets[currentStep + 1].style.display = "none";
    fieldsets[currentStep].style.display = "flex";
    removeClass(steps[currentStep], "done");
    removeClass(steps[currentStep], "active");
    if (currentStep == 0) {
      document.getElementById("backbtn").disabled = true;
    }
  } else {
    removeClass(steps[currentStep], "done");
    removeClass(steps[currentStep], "active");
  }
}

// function prevStep(){
//   fieldsets[currentStep].style.display = "none";
//   currentStep--;
//   fieldsets[currentStep].style.display = "block";
// }

/* get, set class, see https://ultimatecourses.com/blog/javascript-hasclass-addclass-removeclass-toggleclass */

function hasClass(elem, className) {
  return new RegExp(" " + className + " ").test(" " + elem.className + " ");
}

function addClass(elem, className) {
  if (!hasClass(elem, className)) {
    elem.className += " " + className;
  }
}

function removeClass(elem, className) {
  console.log("elem, className", elem, className);
  var newClass = " " + elem.className.replace(/[\t\r\n]/g, " ") + " ";
  if (hasClass(elem, className)) {
    while (newClass.indexOf(" " + className + " ") >= 0) {
      newClass = newClass.replace(" " + className + " ", " ");
    }
    elem.className = newClass.replace(/^\s+|\s+$/g, "");
  }
  console.log("elem.className", elem.className);
}