/*
Copyright (c) 2010, Movitica Team. All rights reserved.
*/
YAHOO.namespace("website.service.ajax");

/**
* Returns user's location via GPS.
* @param request {Object} Request.
* @param param {Object} parameter object.
* @param callback {Object} callback object.
* @static
* @public
*/
YAHOO.website.service.ajax.execute = function(request, param, callback, arguments) {
    var ajaxCallback = {
        success: function(o) {
            try {
                var obj = YAHOO.lang.JSON.parse(o.responseText);
            } catch (e) {
                alert("Invalid JSON data receved from " + request);
                if (this.argument) {
                    this.argument.failure();
                }
                return;
            }

            switch (request) {
                case "getUserInfo":
                    YAHOO.website.settings.userInfo = obj;
                    break;
            }

            if (this.argument) {
                var callback = this.argument;

                if (callback.scope) {
                    callback.success.apply(callback.scope, [obj, this.args]);
                } else {
                    callback.success([obj, this.args]);
                }
            }
        },
        failure: function(o) {
            if (this.argument) {
                if (this.argument.failure)
                    this.argument.failure();
            }
        },
        cache: false,
        argument: callback,
        args: arguments,
        timeout: 15000
    }

    var sParam = "";
    if (param) {
        for (var key in param) {
            var sValue;
            if (YAHOO.lang.isString(param[key]) || YAHOO.lang.isNumber(param[key]) || YAHOO.lang.isBoolean(param[key]))
                sValue = encodeURIComponent(param[key]);
            else {
                sValue = encodeURIComponent(YAHOO.lang.JSON.stringify(param[key]));
            }
            sParam += "&" + key + "=" + sValue;
        }
    }

    YAHOO.util.Connect.asyncRequest('GET',
        YAHOO.website.settings.ajaxServiceUrl + "?methodName=" + request + sParam,
        ajaxCallback
    );
}