mirror of
https://github.com/mgerb/mywebsite
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124 lines
3.1 KiB
JavaScript
124 lines
3.1 KiB
JavaScript
var express = require('express');
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var router = express.Router();
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var mongoose = require('mongoose');
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require("../models/temperature");
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var temperature = mongoose.model('temperature');
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/* GET sensors page. */
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router.get('/', function(req, res, next) {
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temperature.aggregate( [{ $group : { _id : "$location", temperature : {$last : "$temperature"}, humidity : {$last : "$humidity"}, updated : {$last : "$updated"}}},
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{$sort : {location : -1, updated : -1}} ] ).exec(function(err, info){
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//get month for each entry and convert 24 hour time to US time
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//also check to see if device has sent a data point in past 5 minutes
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//if not will show up as disconnected
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for (var i = 0; i < info.length; i++){
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var monthNames = ["January", "February", "March", "April", "May", "June",
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"July", "August", "September", "October", "November", "December"];
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var hours = info[i].updated.getHours();
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var minutes = info[i].updated.getMinutes();
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var month = monthNames[info[i].updated.getMonth()];
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var date = info[i].updated.getUTCDate();
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var year = info[i].updated.getUTCFullYear();
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var dateString = month + " " + date + ", " + year;
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var loc = info[i]._id;
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var info_link = "/sensors/information?location="
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if (loc != null){
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loc = loc.split().join("+");
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info_link += loc;
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}
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info[i].info_link = info_link;
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//adjust minutes to show up correctly
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if (minutes < 10){
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minutes = "0" + minutes;
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}
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//converting 24 hours time to AM or PM
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if (hours == 0){
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hours = 12;
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info[i].lastUpdate = dateString + " - " + hours + ":" + minutes + " AM";
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}
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else if (hours < 12){
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info[i].lastUpdate = dateString + " - " + hours + ":" + minutes + " AM";
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}
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else if (hours == 12){
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info[i].lastUpdate = dateString + " - " + hours + ":" + minutes + " PM";
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}
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else{
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hours = hours - 12;
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info[i].lastUpdate = dateString + " - " + hours + ":" + minutes + " PM";
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}
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//compared current time to last db entry - 1200000 milliseconds is 2 minutes
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if(info[i].updated.getTime() > (Date.now() - 350000)){
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info[i].connected = true;
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}
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else {
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info[i].connected = false;
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}
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}
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res.render('sensors', {query : info});
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});
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});
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router.get('/information', function(req, res, err){
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var sensor_location = req.query.location;
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if (sensor_location == null){
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res.redirect('/404');
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}
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else{
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temperature.aggregate([{$project : {location : "$location", year : {$year : "$updated"}, month : {$month : "$updated"}}},
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{$match : {location : sensor_location}},
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{$group : {_id : {year : "$year", month : "$month", location : "$location"}}},
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{$sort : {"_id.year" : -1, "_id.month" : -1}}]).exec(function(err, info){
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//generate list of unique years to display in dropdown menu
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var years_list = [];
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for (var i in info){
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if (years_list.indexOf(info[i]._id.year) > -1){
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}
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else {
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years_list.push(info[i]._id.year);
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}
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}
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res.render('sensor_information', {info, years_list});
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});
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}
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});
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module.exports = router;
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