/**
 * Copyright (C) 2015 ZetaOps Inc.
 *
 * This file is licensed under the GNU General Public License v3
 * (GPLv3).  See LICENSE.txt for details.
 */

app.config(['$httpProvider', function ($httpProvider) {
    /**
     * the interceptor for all requests to check response
     * 4xx - 5xx errors will be handled here
     */
    $httpProvider.interceptors.push(function ($q, $rootScope, $location) {
        return {
            'request': function(config){
                // todo: delete console logs
                if (config.method == "POST"){
                    // to prevent OPTIONS preflight request
                    config.headers["Content-Type"] = "text/plain"
                } else {

                }
                return config;
            },
            'response': function (response) {
                //Will only be called for HTTP up to 300
                if(response.data.is_login===true){
                    $rootScope.loggedInUser = response.data.is_login;
                    $location.replace();
                    if($location.path()==="/login"){
                        $location.path("/dashboard");
                    }
                }
                if(response.data.screen) {
                    $location.path(response.data.screen);
                }
                return response;
            },
            'responseError': function (rejection) {
                // if unauthorized then redirect to login page
                if(rejection.status === 400) {
                    $location.reload();
                }
                if(rejection.status === 401) {
                    if($location.path()==="/login"){
                        console.log("show errors on login form");
                    } else{
                        $location.path('/login');
                    }
                }
                return $q.reject(rejection);
            }
        };
    });
}]);