Create JS

Author: Alina-2005

styles/JS

@@ -0,0 +1,44 @@
+(function() {
+    var form = document.querySelector(".form-search");
+    var inputs = form.querySelectorAll("input[type=text]");
+    var btnSubmit = form.querySelector(".search-button");
+
+    var btn = document.querySelector(".hotel-button");
+
+    document.addEventListener("DOMContentLoaded", function() {
+
+        if (typeof(form) != "undefined" && form != null) {
+            form.classList.remove("no-js");
+        }
+    });
+
+    if (typeof(btn) != "undefined" && btn != null) {
+        btn.addEventListener("click", function(evt) {
+            evt.preventDefault();
+            form.classList.toggle("is-showed");
+        });
+    }
+
+    if (typeof(btnSubmit) != "undefined" && btnSubmit != null) {
+        var counter = 0;
+        btnSubmit.addEventListener("click", function(event) {
+            var Form = event.target.form;
+
+            for (var i = 0; i < inputs.length; i++) {
+
+                if (inputs[i].value !== "") {
+                    counter++
+                }
+            }
+            if (counter === inputs.length) {
+                if (form.classList.contains("submit-error")) {
+                    form.classList.remove("submit-error");
+                }
+                Form.submit();
+            } else {
+                event.preventDefault();
+                form.classList.add("submit-error");
+            }
+        });
+    }
+}());