Ext.define('saas.util.BaseUtil', {

    /**
     * 发起Ajax请求
     * @param url: 请求路径
     * @param params: 请求参数
     */
    request: function (config) {
        var url = config.url,
            params = config.params,
            async = config.async || true,
            method = config.method || 'GET',
            timeout = config.timeout || 8000;

        return new Ext.Promise(function (resolve, reject) {
            Ext.Ajax.request({
                url: url,
                params: params,
                async: async,
                method: method,
                timeout: timeout,
                headers: {
                    'Access-Control-Allow-Origin': '*',
                    "Content-Type": 'application/json;charset=UTF-8' 
                },
                success: function (response, opts) {
                    resolve(response);
                },
                failure: function (response, opts) {
                    console.error('server-side failure with status code ' + response.status);
                    return reject(response);
                }
            });
        })
    }
});