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xdvalidate.js
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xdvalidate.js
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'use strict';
class validateForm {
constructor() {
const dataValidate = 'data-validate';
this.currEl = document.querySelector('[data-validate]');
this.elAttr = this.currEl.getAttribute(dataValidate);
}
patternMatch(pattern, maxLenAttr) {
if (this.currEl.value.length <= parseInt(maxLenAttr)) {
this.currEl.value = this.currEl.value.replace(pattern, '');
} else {
this.currEl.value = this.currEl.value.slice(0, parseInt(maxLenAttr));
}
}
formDataValidate() {
if (this.elAttr) {
switch (this.elAttr) {
case 'alpha':
this.patternMatch(/[^a-zA-Z\s]/, 1024);
break;
case 'numeric':
this.patternMatch(/[^0-9]/, 256);
break;
case 'alphanumeric':
this.patternMatch(/[^a-zA-Z0-9\s]/i, 1024);
break;
case 'no-special':
this.patternMatch(/^[_A-z0-9]*((-|\s)*[_A-z0-9])*$/, 256);
break;
case 'name':
this.patternMatch(/[^a-zA-Z\s.’]/, 128);
break;
case 'first-name':
this.patternMatch(/[^a-zA-Z.]/, 32);
break;
case 'middle-name':
this.patternMatch(/[^a-zA-Z.’]/, 32);
break;
case 'last-name':
this.patternMatch(/[^a-zA-Z.’]/, 32);
break;
case 'email':
this.patternMatch(/[^a-zA-Z0-9!#$%&'*+-/=?^_`{|}~@]/, 254);
break;
case 'username':
this.patternMatch(/[^a-z0-9]/, 64);
break;
case 'tel':
this.patternMatch(/[^0-9]/, 10);
break;
case 'search':
this.patternMatch(/[^a-zA-z0-9]/, 64);
break;
case 'password':
this.patternMatch(/[^0-9\s\w]/, 128);
break;
case 'organization':
this.patternMatch(/[^a-zA-Z0-9\s]/, 128);
break;
case 'address':
this.patternMatch(/[^a-zA-Z0-9#.\s]/, 1024);
break;
case 'city':
this.patternMatch(/[^a-zA-Z]/, 128);
break;
case 'country':
this.patternMatch(/[^a-zA-Z0-9]/, 128);
break;
case 'pan-number':
this.patternMatch(/[^A-Z0-9]/, 10);
break;
case 'aadhar-number':
this.patternMatch(/[^0-9]/, 16);
break;
case 'postal-code':
this.patternMatch(/[^0-9]/, 6);
break;
case 'cc-name':
this.patternMatch(/[^a-zA-Z\s.’]/, 128);
break;
case 'cc-number':
this.patternMatch(/[^0-9]/, 16);
break;
case 'cc-cvv':
this.patternMatch(/[^0-9]/, 3);
break;
case 'amount':
this.patternMatch(/[^0-9]/, 64);
break;
default:
break;
}
}
}
}
document.querySelector('[data-validate]').addEventListener('input', function () {
const data = new validateForm();
data.formDataValidate();
});