Improved www.ttss.krakow.pl
Jacek Kowalski
2016-12-06 0782c8657856968dba7cfc3d9e06351dc79f758e
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
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
<!--
URLs:
 
MODE=arrival,departure
 
http://www.ttss.krakow.pl
 
/internetservice/services/passageInfo/stopPassages/stop?stop=84&mode=MODE
/internetservice/services/passageInfo/stopPassages/stopPoint?stopPoint=stopPoint&mode=MODE
 
/internetservice/services/routeInfo/routeStops?routeId=
 
/internetservice/services/lookup/autocomplete/nearStops/json?lat=&lon=
/internetservice/services/lookup/autocomplete/json?query=
-->
<!DOCTYPE html>
<html lang="en">
    <head>
        <title>TTSS Cracow</title>
        <meta charset="utf-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
        <style type="text/css">
            tr.active {
                color: gray;
            }
            .form-round-left {
                border-top-left-radius: 4px !important;
                border-bottom-left-radius: 4px !important;
                border-right: 0;
            }
            .navbar-text {
                margin-right: 15px;
                margin-left: 15px;
            }
            .input-group-btn:first-child {
                width: 50%;
            }
        </style>
    </head>
    <body>
        <nav class="navbar navbar-default">
            <div class="container-fluid">
                <div class="navbar-header">
                    <a class="navbar-brand" href="#">TTSS KRK</a>
                </div>
                <form class="navbar-form navbar-left">
                    <div class="input-group">
                        <span class="input-group-btn">
                            <input type="text" class="form-control form-round-left" id="stop-name" placeholder="Stop name" />
                        </span>
                        <select class="form-control" id="stop-name-autocomplete">
                        </select>
                        <span class="input-group-btn">
                            <button type="submit" class="btn btn-default">Go</button>
                        </span>
                    </div>
                </form>
                
                <button type="button" class="btn btn-default navbar-btn pull-right" id="refresh" disabled="disabled">
                    <span class="glyphicon glyphicon-refresh" aria-hidden="true"></span>
                    Refresh
                </button>
                
                <p class="navbar-text pull-right" id="refresh-text">Initializing...</p>
            </div>
        </nav>
        <div class="container-fluid">
            <div id="alert" class="alert alert-danger alert-dismissible" style="display:none">
                <a href="#" class="close" id="alert-close" aria-label="close">&times;</a>
                <strong>Error occured!</strong> <span id="alert-text"></span>
            </div>
            
            <div class="row">
                <div class="col-md-6">
                    <h2 id="times-stop-name"></h2>
                    
                    <div id="times-alerts"></div>
                    
                    <table class="table table-striped table-condensed">
                        <thead>
                            <tr>
                                <th>Line</th>
                                <th>Direction</th>
                                <th>Time</th>
                                <th>Delay</th>
                            </tr>
                        </thead>
                        <tbody id="times-table">
                        </tbody>
                    </table>
                </div>
                <div class="col-md-6">
                    <h3>Lines</h3>
                    
                    <table class="table table-condensed">
                        <thead>
                            <tr>
                                <th>Line</th>
                                <th>Route</th>
                                <th>Carrier</th>
                            </tr>
                        </thead>
                        <tbody id="times-lines">
                            
                        </tbody>
                    </table>
                    
                    <!--
                    <h3 id="route-line"></h3>
                    
                    <table class="table table-condensed">
                        <thead>
                            <tr>
                                <th>Stop</th>
                            </tr>
                        </thead>
                        <tbody id="route-table">
                            
                        </tbody>
                    </table>
                    -->
                </div>
            </div>
        </div>
        <script src="https://code.jquery.com/jquery-3.1.1.min.js" integrity="sha384-3ceskX3iaEnIogmQchP8opvBy3Mi7Ce34nWjpBIwVTHfGYWQS9jwHDVRnpKKHJg7"  crossorigin="anonymous"></script>
        <script type="text/javascript">
            //var ttss_base = 'http://www.ttss.krakow.pl/internetservice/services';
            var ttss_base = '/proxy.php';
            var ttss_refresh = 20000; // 20 seconds
            
            var stop_id;
            var stop_name = document.getElementById('stop-name');
            var stop_name_form = stop_name.form;
            var stop_name_autocomplete = document.getElementById('stop-name-autocomplete');
            var stop_name_autocomplete_xhr;
            
            var times_xhr;
            var times_timer;
            var times_stop_name = document.getElementById('times-stop-name');
            var times_alerts = document.getElementById('times-alerts');
            var times_table = document.getElementById('times-table');
            var times_lines = document.getElementById('times-lines');
            
            /*
            var route_xhr;
            var route_line = document.getElementById('route-line');
            var route_table = document.getElementById('route-table');
            */
            
            var refresh_button = document.getElementById('refresh');
            var refresh_text = document.getElementById('refresh-text');
            var refresh_time;
            var refresh_timer;
            
            var alert = document.getElementById('alert');
            var alert_text = document.getElementById('alert-text');
            var alert_close = document.getElementById('alert-close');
            
            function parseStatus(status) {
                switch(status.status) {
                    case 'STOPPING':
                        return '<<<';
                    case 'PREDICTED':
                        if(status.actualRelativeTime <= 0)
                            return '<<<';
                        if(status.actualRelativeTime >= 60)
                            return Math.floor(status.actualRelativeTime / 60) + ' min';
                        return status.actualRelativeTime + ' s';
                    case 'DEPARTED':
                        return Math.floor(-status.actualRelativeTime / 60) + ' min ago';
                    default:
                        return status.mixedTime;
                }
            }
            
            function parseTime(date, time) {
                var result = new Date(date.getFullYear(), date.getMonth(), date.getDay());
                var time_split = time.split(':');
                result.setHours(time_split[0]);
                result.setMinutes(time_split[1]);
                
                if(result.getTime() - date.getTime() > 72000000) {
                    result.setTime(result.getTime() - 86400000);
                }
                
                if(date.getTime() - result.getTime() > 72000000) {
                    result.setTime(result.getTime() + 86400000);
                }
                
                return result;
            }
            
            function parseDelay(status) {
                if(!status.actualTime) return '?';
                if(!status.plannedTime) return '?';
                
                var now = new Date();
                var actual = parseTime(now, status.actualTime);
                var planned = parseTime(now, status.plannedTime);
                
                return ((actual.getTime() - planned.getTime()) / 1000 / 60) + ' min';
            }
            
            function deleteChildren(element) {
                while(element.lastChild) element.removeChild(element.lastChild);
            }
            
            function addElementWithText(parent, element, text) {
                var elem = document.createElement(element);
                elem.appendChild(document.createTextNode(text));
                parent.appendChild(elem);
                return elem;
            }
            
            function addCellWithText(parent, text) {
                addElementWithText(parent, 'td', text);
            }
            
            function addParaWithText(parent, text) {
                addElementWithText(parent, 'p', text);
            }
            
            function setText(element, text) {
                deleteChildren(element);
                element.appendChild(document.createTextNode(text));
            }
            
            function fail(message, more) {
                if(refresh_timer) clearInterval(refresh_timer);
                if(times_timer) clearTimeout(times_timer);
                
                setText(alert_text, message);
                alert.style.display = 'block';
                
                console.log(message + ' More details follow.');
                if(more) console.log(more);
            }
            
            function fail_ajax(data) {
                // abort() is not a failure
                if(data.readyState == 0 && data.statusText == 'abort') return;
                
                if(data.status == 0) {
                    fail('Request failed - please check your network connectivity.', data);
                } else if (data.statusText) {
                    fail('Internet request failed with error: ' + data.statusText + '.', data);
                } else {
                    fail('Internet request failed.', data);
                }
            }
            
            function loadTimes(stopId = null, clearRoute = false) {
                if(!stopId) stopId = stop_id;
                if(!stopId) return;
                
                if(times_timer) clearTimeout(times_timer);
                if(times_xhr) times_xhr.abort();
                
                refresh_button.removeAttribute('disabled');
                
                times_xhr = $.get(
                    ttss_base + '/passageInfo/stopPassages/stop' 
                        + '?stop=' + encodeURIComponent(stopId)
                        + '&mode=departure'
                ).done(function(data) {
                    setText(times_stop_name, data.stopName);
                    deleteChildren(times_alerts);
                    deleteChildren(times_table);
                    deleteChildren(times_lines);
                    /*
                    if(clearRoute) {
                        deleteChildren(route_line);
                        deleteChildren(route_table);
                    }
                    */
                    
                    for(var i = 0, il = data.generalAlerts.length; i < il; i++) {
                        addParaWithText(times_alerts, data.generalAlerts[i]);
                    }
                    
                    for(var i = 0, il = data.old.length; i < il; i++) {
                        var tr = document.createElement('tr');
                        addCellWithText(tr, data.old[i].patternText);
                        addCellWithText(tr, data.old[i].direction);
                        var status = parseStatus(data.old[i]);
                        addCellWithText(tr, status);
                        addCellWithText(tr, '');
                        
                        tr.className = 'active';
                        times_table.appendChild(tr);
                    }
                    
                    for(var i = 0, il = data.actual.length; i < il; i++) {
                        var tr = document.createElement('tr');
                        addCellWithText(tr, data.actual[i].patternText);
                        addCellWithText(tr, data.actual[i].direction);
                        var status = parseStatus(data.actual[i]);
                        addCellWithText(tr, status);
                        var delay = parseDelay(data.actual[i]);
                        addCellWithText(tr, delay);
                        
                        if(status == '<<<') tr.className = 'success';
                        else if(parseInt(delay) > 9) tr.className = 'danger';
                        else if(parseInt(delay) > 3) tr.className = 'warning';
                        times_table.appendChild(tr);
                    }
                    
                    for(var i = 0, il = data.routes.length; i < il; i++) {
                        var tr = document.createElement('tr');
                        addCellWithText(tr, data.routes[i].name);
                        addCellWithText(tr, data.routes[i].directions.join(' - '));
                        addCellWithText(tr, data.routes[i].authority);
                        
                        /*
                        tr.addEventListener('click', function(routeId, routeTr){ return function(e) {
                            var trs = tr.parentNode;
                            for(var i = 0; i < trs.childNodes.length; i++) {
                                trs.childNodes[i].removeAttribute('class');
                            }
                            routeTr.className = 'warning';
                            
                            if(route_xhr) route_xhr.abort();
                            route_xhr = $.get(
                                ttss_base + '/routeInfo/routeStops'
                                    + '?routeId=' + encodeURIComponent(routeId)
                            ).done(function(data) {
                                setText(route_line, data.route.name + ': '
                                    + data.route.directions.join(' - '));
                                deleteChildren(route_table);
                                
                                routeTr.className = 'success';
                                
                                for(var i = 0, il = data.stops.length; i < il; i++) {
                                    var tr = document.createElement('tr');
                                    addCellWithText(tr, data.stops[i].name);
                                    route_table.appendChild(tr);
                                }
                            }).fail(fail_ajax);
                        }}(data.routes[i].id, tr));
                        */
                        
                        times_lines.appendChild(tr);
                        
                        for(var j = 0, jl = data.routes[i].alerts.length; j < jl; j++) {
                            addParaWithText(
                                times_alerts,
                                'Line ' +  data.routes[i].name + ': '
                                    + data.routes[i].alerts[j]
                            );
                        }
                    }
                    
                    startTimer(new Date());
                    
                    times_timer = setTimeout(function(){ loadTimes(); }, ttss_refresh);
                }).fail(fail_ajax);
            }
            
            function declinate(num, singular, plural) {
                if(num == 1) return num + ' ' + singular;
                return num + ' ' + plural;
            }
            
            function startTimer(date) {
                if(date) {
                    setText(refresh_text, 'Last refreshed: just now')
                    refresh_time = date;
                }
                if(!refresh_time) return;
                if(refresh_timer) clearInterval(refresh_timer);
                
                var now = new Date();
                var ms = now.getTime() - refresh_time.getTime();
                
                var interval = 1000;
                if(ms >= 120000) interval = 60000;
                
                refresh_timer = setInterval(function() {
                    var now = new Date();
                    var ms = now.getTime() - refresh_time.getTime();
                    
                    if(ms >= 120000) {
                        setText(refresh_text, 'Last refreshed: '
                            + declinate(Math.floor(ms / 60000), 'minute ago', 'minutes ago'));
                        startTimer();
                    } else {
                        setText(refresh_text, 'Last refreshed: '
                            + declinate(Math.floor(ms / 1000), 'second ago', 'seconds ago'));
                    }
                }, interval);
            }
            
            function init() {
                if(!window.jQuery) {
                    fail('Required JavaScript jQuery library failed to load. You may try refreshing the page.');
                    return;
                }
                
                $.ajaxSetup({
                    dataType: 'json',
                    timeout: 3000,
                });
                
                stop_name.addEventListener('input', function(e) {
                    if(!stop_name.value) return;
                    if(stop_name_autocomplete_xhr) stop_name_autocomplete_xhr.abort();
                    
                    stop_name_autocomplete_xhr = $.get(
                        ttss_base + '/lookup/autocomplete/json'
                            + '?query=' + encodeURIComponent(stop_name.value)
                    ).done(function(data) {
                        deleteChildren(stop_name_autocomplete);
                        for(var i = 1, il = data.length; i < il; i++) {
                            var opt = document.createElement('option');
                            opt.value = data[i].id;
                            opt.appendChild(document.createTextNode(data[i].name));
                            stop_name_autocomplete.appendChild(opt);
                        }
                        
                        if(!stop_id) setText(refresh_text, 'Select the stop and click "Go"');
                    }).fail(fail_ajax);
                });
                
                setText(refresh_text, 'Enter the stop name to begin');
                
                stop_name_form.addEventListener('submit', function(e) {
                    e.preventDefault();
                    if(!stop_name_autocomplete.value) return;
                    stop_id = stop_name_autocomplete.value;
                    loadTimes(stop_id, true);
                });
                
                refresh_button.addEventListener('click', function(e) {
                    loadTimes(stop_id);
                });
                
                alert_close.addEventListener('click', function(e) {
                    alert.style.display = 'none';
                });
            }
            
            init();
        </script>
    </body>
</html>