var http = require('http');
var chalk = require('chalk');
var _ = require('lodash');

// what am i?
var PROP_NAME = 'temp';
// how many clones of me?
var PROPS_COUNT = 20;
// how many data in each clone?
var HISTORY_LENGTH = 20;

var TARGET_THNGS = {
	prod: 'UXKGt8PNhneNwcfHcbaD9Mdg',
	test: 'UXpGtQRqCyp6p6DFpWKhKeXg'
};

var TARGET_SETTINGS = {
	prod: {
		host: 'api.evrythng.com',
		headers: {
			'Content-Type': 'application/json',
			'Accept': 'application/json',
			'Authorization': 'LYfaSfGWrxuvUPtIoaSafIxhRWLamuTmUpMOOk15Wd4UNZcdtNoCEKvTIDkzxBJuSJOWcpS0xiiyyN0x'
		}
	},
	test: {
		host: 'api-test.evrythng.net',
		headers: {
			'Content-Type': 'application/json',
			'Accept': 'application/json',
			'Authorization': 'WShV6OkSb7plW4ahKqzdJuKeqlPHkNALQyrerIkye59NpC1uH2ia3fvRmO2hCFiXjFsMJBzAqias9QOt'
		}
	}
};

updateProperties();

function updateProperties() {
	['prod', 'test'].forEach(function(target) {
		var data = generateData();
		var options = getRequestOptions(TARGET_SETTINGS[target], TARGET_THNGS[target]);

		console.log(options);
		console.log(data);

		var req = http.request(options, function(res) {
			res.setEncoding('utf8');
			res.on('data', function(data) {
				console.log('response //', chalk.green(res.statusCode), data);
			});
		});

		req.write(JSON.stringify(data));
		req.end();
	});
}

function getRequestOptions(proto, thng) {
	var clone = _.clone(proto);
	clone.path = thngPath(thng);
	clone.method = 'PUT';

	return clone;
}

function thngPath(thngId) {
	return `/thngs/${thngId}/properties`;
}

function fakeData(name, length) {
	var arr = [];
	var initialDate = (new Date).valueOf() - randIn(50000, 100000);
	var i;

	for (i = 0; i < length; i++) {
		arr.push({
			key: name,
			value: randIn(20, 25),
			timestamp: initialDate++
		});
	}

	return arr;
}

function generateData() {
	var carry = [];
	var moreToAdd = PROPS_COUNT;

	while (moreToAdd--) {
		carry = carry.concat(fakeData(PROP_NAME + '-' + moreToAdd, HISTORY_LENGTH));
	}

	return carry;
}

function randIn(from, to) {
	return Math.floor(Math.random() * (to - from) + from);
}