top) {
window.scrollTo(0, top);
}
};

SimplybookWidget.prototype.changeModalPosition = function (listenerId) {
if (this.modalsPositions[listenerId]) {
window.scrollTo(0, this.modalsPositions[listenerId]);
}

var win = this.frame.contentWindow || this.frame;

var scrollTop = window.pageYOffset || document.documentElement.scrollTop;
var iframePosition = this.frame.getBoundingClientRect();

var top = scrollTop + iframePosition.top;
var scrollTo = scrollTop - top;

win.postMessage({
'update_modal_position': true,
'listener_id': listenerId,
'top': Math.max(scrollTo, 0)
}, '*');
};

SimplybookWidget.prototype.saveModalPosition = function (listenerId) {
var scrollTop = window.pageYOffset || document.documentElement.scrollTop;

this.modalsPositions[listenerId] = scrollTop;
};

SimplybookWidget.prototype.updatePositionAfterModal = function (listenerId) {
if (this.modalsPositions[listenerId]) {
window.scrollTo(0, this.modalsPositions[listenerId]);
}
};

SimplybookWidget.prototype.getUrl = function () {
var widget_type = this.options.widget_type;
if (widget_type == 'contact-button') {
widget_type = 'button';
}

var getCookie = function(name) {
const value = `; ${document.cookie}`;
const parts = value.split(`; ${name}=`);
if (parts.length === 2) return parts.pop().split(';').shift();
};

var url = this.options.url + '/v2/?widget-type=' + widget_type + '&theme=' + this.options.theme;
if (this.options.theme) {
url += '&theme=' + this.options.theme;
}
if (this.options.theme_id) {
url += '&theme_id=' + this.options.theme_id;
}
if (this.options.timeline) {
url += '&timeline=' + this.options.timeline;
}
if (this.options.datepicker) {
url += '&datepicker=' + this.options.datepicker;
}
if (this.options.is_rtl) {
url += '&is_rtl=1';
}
if (this.options.widget_user_class) {
url += '&class=' + this.options.widget_user_class;
}

if(getCookie('_ga')){
url += '&_ga=' + getCookie('_ga');
}
return url;
};

SimplybookWidget.prototype.subscribeMessages = function () {
var instance = this;
window.addEventListener("message", function (data) {
instance.onReceiveMessage(data);
}, false);
};

// iframe widget methods
SimplybookWidget.prototype.updateWidgetSize = function (data) {
if (this.options.widget_type !== 'iframe' && this.options.widget_type !== 'gift-card' && this.options.widget_type !== 'packages' && this.options.widget_type !== 'membership' && this.options.widget_type !== 'reviews') {
return;
}
// if(['iframe', 'reviews', 'gift-card', 'package'].indexOf(this.options.widget_type) >= 0){
// return;
// }
this.frame.height = data.height;
};

SimplybookWidget.prototype.displayIframe = function () {
var containerId = this.options.container_id;
var iframeHtml = '';

if(containerId){
if(typeof containerId === 'object'){
this.container = containerId;
}else{
this.container = document.getElementById(containerId);
if(!this.container){
this.container = document.createElement('div');
this.container.id = containerId;
document.body.appendChild(this.container);
}
}
this.container.innerHTML = iframeHtml;
} else {
document.write(iframeHtml);
}
this.frame = document.getElementById(this.name);
this.subscribeMessages();
};

// button widget methods
SimplybookWidget.prototype.addButton = function () {
this.addButtonWidgetStyles();

var btn;
if (this.options.button_custom_id) {
btn = document.getElementById(this.options.button_custom_id);
} else {
btn = this.getButtonNode();
}

var instance = this;
btn.addEventListener('click', function () {
instance.showPopupFrame('book');
});

if (!this.options.button_custom_id) {
if (!document.body) {
document.getElementsByTagName('html')[0].appendChild(document.createElement('body'))
}
document.body.appendChild(btn);
}
};

SimplybookWidget.prototype.addContactButton = function () {
this.addButtonWidgetStyles();

var btn;
if (this.options.button_custom_id) {
btn = document.getElementById(this.options.button_custom_id);
} else {
btn = this.getButtonNode();
}

var instance = this;
btn.addEventListener('click', function () {
instance.showPopupFrame('contact-widget');
});

if (!this.options.button_custom_id) {
if (!document.body) {
document.getElementsByTagName('html')[0].appendChild(document.createElement('body'))
}
document.body.appendChild(btn);
}
};

SimplybookWidget.prototype.getButtonNode = function () {
this.btn = document.createElement('div');
this.btnLabel = document.createElement('div');
this.btnLabel.innerText = this.options.button_title;

this.btn.appendChild(this.btnLabel);

this.updateButtonStyles();

return this.btn;
};

SimplybookWidget.prototype.updateButtonStyles = function (options) {
if (!this.btn) {
return;
}
if (options) {
this.options.button_position = options.button_position;
this.options.button_background_color = options.button_background_color;
this.options.button_text_color = options.button_text_color;
this.options.button_position_offset = options.button_position_offset;
this.options.button_title = options.button_title;
}

this.btn.className = 'simplybook-widget-button ' + this.options.button_position;
this.btn.style.backgroundColor = this.options.button_background_color;
this.btn.style.color = this.options.button_text_color;
if (this.options.button_position === 'top' || this.options.button_position === 'bottom') {
this.btn.style.right = this.options.button_position_offset;
this.btn.style.bottom = '';
} else {
this.btn.style.bottom = this.options.button_position_offset;
this.btn.style.right = '';
}
this.btnLabel.innerText = this.options.button_title;
};

SimplybookWidget.prototype.resetWidget = function (options) {
this.options = options;

this.updateButtonStyles(options);

this.container = null;
this.frame = null;
};

SimplybookWidget.prototype.showPopupFrame = function (navigateTo) {
if (navigateTo === undefined) {
navigateTo = 'book';
}

if (!this.container) {
this.container = document.createElement('div');
this.container.className = 'simplybook-widget-container active';

this.options.navigate = navigateTo;
this.container.appendChild(this.getIframeNode());

document.body.appendChild(this.container);
} else {
this.container.className = 'simplybook-widget-container active';
this.navigate(navigateTo);
}

this.showOverlay();
};

SimplybookWidget.prototype.closePopup = function () {
this.hideOverlay();
this.container.className = 'simplybook-widget-container';
};

SimplybookWidget.prototype.showOverlay = function () {
if (!this.overlay) {
this.overlay = document.createElement('div');
this.overlay.className = 'simplybook-widget-overlay';

var instance = this;
this.overlay.addEventListener('click', function () {
instance.closePopup();
});
}

document.body.appendChild(this.overlay);

var instance = this;
// to show animated appear
setTimeout(function () {
instance.overlay.className = instance.overlay.className + ' active';
}, 10);
};

SimplybookWidget.prototype.hideOverlay = function () {
if (this.overlay) {
this.overlay.className = 'simplybook-widget-overlay';

var instance = this;
setTimeout(function () {
document.body.removeChild(instance.overlay);
}, 300);
}
};

SimplybookWidget.prototype.addButtonWidgetStyles = function () {
var link = document.createElement('link');
link.setAttribute('rel', 'stylesheet');
link.setAttribute('type', 'text/css');
link.setAttribute('href', this.options.url + '/v2/widget/widget.css');

document.getElementsByTagName('head')[0].appendChild(link);
};

SimplybookWidget.prototype.getIframeNode = function () {
if (!this.frame) {
this.frame = document.createElement('iframe');
this.frame.border = '0';
this.frame.frameBorder = '0';
if (this.options.widget_type == 'iframe') {
this.frame.scrolling = 'no';
}
this.frame.name = this.name;
this.frame.id = this.name;
this.frame.src = this.getUrl();

this.subscribeMessages();
}

return this.frame;
};