watch: {
formData: function(step) {
if (this.where_buy == null && this.currentstep === 1) {
this.isButtonDisabled =false;
}
}
}
switch(this.step) {
case 1:
return !this.were_buy
case 2:
return !this.formData['email']
case 3:
return !this.formData['111']
}