var params = JSON.parse(value);

var request = new HttpRequest();

request.addHeader('X-Cisco-Meraki-API-Key:' + params.token);
request.addHeader('User-Agent: ZabbixServer/1.1 Zabbix');

var response,
	error_msg = '',
	device = [],
	uplinksLL = [];

function isFloat(n) {
	n = parseFloat(n);
	return Number(n) === n && n % 1 !== 0;
};

function checkNumber(string) {
	if (typeof string !== "string" || isNaN(string) || isFloat(string)) {
		throw 'Incorrect "timespan" parameter given: ' + string + ' Must be an unsigned number';
	}
	return string;
};

function getHttpData(url) {
	response = request.get(url);
	Zabbix.log(4, '[ Meraki API ] [ ' + url + ' ] Received response with status code ' + request.getStatus() + ': ' + response);

	if (response !== null) {
		try {
			response = JSON.parse(response);
		}
		catch (error) {
			throw 'Failed to parse response received from Meraki API. Check debug log for more information.';
		}
	}

	if (request.getStatus() !== 200) {
		if (response.errors) {
			throw response.errors.join(', ');
		} else {
			throw 'Failed to receive data: invalid response status code.';
		}
	}

	if (typeof (response) !== 'object' || response === null) {
		throw 'Cannot process response data: received data is not an object.';
	}

	return response;
};

try {

	if (params.token === '{' + '$MERAKI.TOKEN}') {
		throw 'Please change {' + '$MERAKI.TOKEN} macro to the proper value.';
	}

	if (params.url.indexOf('http://') === -1 && params.url.indexOf('https://') === -1) {
		params.url = 'https://' + params.url;
	}

	if (!params.url.endsWith('/')) {
		params.url += '/';
	}

	if (typeof params.httpproxy !== 'undefined' && params.httpproxy !== '') {
		request.setProxy(params.httpproxy);
	}

	timespan = checkNumber('{$MERAKI.UPLINK.LL.TIMESPAN}');

	if (timespan > 86400 || timespan < 1) {
		throw 'Incorrect "timespan" parameter given: ' + timespan + ' Must be between 1 and 86400 seconds.';
	}

	uplinksLL = getHttpData(params.url + 'organizations/' + encodeURIComponent(params.organizationId) + '/devices/uplinksLossAndLatency?timespan=' + timespan);

	if (uplinksLL.length > 0) {
		uplinksLL = uplinksLL.filter(function (device) {
			return device.serial == params.serial;
		});
	}

} catch (error) {
	error_msg = error;
};

return JSON.stringify({
	'uplinksLL': uplinksLL,
	'error': error_msg.toString()
});