TaiwanReservoirAPI/app.js at master · washwashsleep/TaiwanReservoirAPI · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84

// Node.js modules
var express = require('express');
var app = express();
var schedule = require('node-schedule');
var debug = require('debug')('reservoir');


// Defined output data
var outputData;


// Library
var reservoir = require('./libs/reservoir');
var reservoir_today = require('./libs/reservoir_today');


// Cron job for update output data
var updateData = schedule.scheduleJob('*/30 * * * 1-5', function(){
    reservoir(function (err, reservoirData){

        if (err) {
            debug('---------------- ERROR ----------------');
            debug(err.toString());
            debug('---------------- ERROR ----------------');
        }

        outputData = reservoirData;
        debug('---------------- SUCCESS ----------------');
        debug('UPDATE OUTPUT DATA SUCCESS');
        debug('---------------- SUCCESS ----------------');
        return;
    });
});


// Api router
app.get('/', function(req, res) {

    if(outputData){
        return res.jsonp({
            data: outputData
        });
    }

    reservoir(function (err, reservoirData) {

        if (err) {
            return res.jsonp({
                err: err.toString()
            });
        }

        outputData = reservoirData;

        return res.jsonp({
            data: outputData
        });
    });

});

app.get('/today', function(req, res) {

    reservoir_today(function (err, reservoirData) {

        if (err) {
            return res.jsonp({
                err: err.toString()
            });
        }

        return res.jsonp({
            data: reservoirData
        });
    });

});

app.set('port', process.env.PORT || 10080);

var server = app.listen(app.get('port'), function() {
    console.log('Express server listening on port ' + server.address().port);
});