mcp.FunnelFormModel = function (config) {
    var self = this;
    self.funnelUrl = config.funnelUrl;
    self.uniquenessServiceConfig = {
        'url': config.uniquenessUrl,
        'coll': 'app_funnels',
        'name': 'name'
    };
    self.errors = ko.observableArray([]);
    self.funnelName = ko.observable('');

    self.checkParams = function() {
        if (self.funnelName() === '') {
            self.errors.push('Name field is required.');
        } else {
            if (!(self.checkNameUniqueness())){
                self.errors.push('Funnel with name: "' + self.funnelName() + '" already exists.');
            }
        }
        return (!(self.errors().length)) ? true : false;
    }

    self.checkNameUniqueness = function() {
        console.log('!!! checkNameUniqueness: ');
        params = {
            'coll': self.uniquenessServiceConfig['coll'],
            'name': self.uniquenessServiceConfig['name'],
            'value': self.funnelName()
        };
        $.get(self.uniquenessServiceConfig['url'], params, function(response, textStatus, jqXHR) {
            if (response.data) {
                if (response.data.length)) {
                    return false;
                }
            }
        }, 'json' );
        return true;
    }

    self.save = function() {
        self.errors([]);
        if (self.checkParams()) {
            console.log('Everything is correct!');
        } else {
            console.log('We have errors!');
            console.log('Errors: ', self.errors());
        }
//        $.post(self.funnelUrl, params, function(response, textStatus, jqXHR) {
//            console.log('response');
//        }, 'json' );
    }
}