public void AddItem(TimetableItem item)
{
_items.Add(item);
}
private async Task <IEnumerable <Timetable> > ParseTimetableText(string source)
{
/* The whole timetable is structured as
* <body class="timetableBody">
* <div id="resultUpdate">
* ...
* </div>
* <div id="resultContainer">
* <div>
* activity timetable...
* </div>
* </div>
* ....
* </body>
*
* Each activity timetable is structured as:
* <div class="activityHeader">activity title...</div>
* <div class="activityTop" />
* <div class="activityTile">
* <div class="tableWrapper">
* <table class="resultTable">
* activity rows...
* </table>
* </div>
* </div>
* <div class="activityBottom" />
*
* Each activity row in the table has the form:
* <tr><td>centre</td><td>day</td><td>date</td><td>time</td><td>availability</td><td>price</td><td>instructor</td><td>Add to basket</td>
* eg
* <tr >
* <td>Highgrove</td>
* <td>Saturday</td>
* <td>28/01/2017</td>
* <td>10:00 - 10:45</td>
* <td>Fully Booked</td>
* <td>-</td>
* <td>Claire</td>
* <td>[ FULLY BOOKED ]</td>
* </tr>
* ...
* <tr >
* <td>Highgrove</td>
* <td>Thursday</td>
* <td>02/02/2017</td>
* <td>06:45 - 07:30</td>
* <td>3 Spaces</td>
* <td>
* <a href='GetPrice?instanceId=13201988' rel='GetPrice?instanceId=13201988' id='price13201988' class='jTip100'>
* <img src='/media/siteimages/moreInfoBlue.gif' alt='Click for More info' style='border:0px;' />
* </a>
* </td>
* <td>Claire</td>
* <td>
* <a id='slot13201988' href='#' onclick='addBooking(13201988)' class='addLink'>[ Add to Basket ]</a>
* </td>
* </tr>
*
*/
var parser = new HtmlParser();
var doc = await parser.ParseAsync(source);
var ttelements = doc.All.Where(x => x.ClassList.Contains("resultTable"));
var timetables = new List <Timetable>();
foreach (var ttelement in ttelements)
{
var wrapper = ttelement?.ParentElement;
var tile = wrapper?.Parent;
var header = tile?.PreviousSibling?.PreviousSibling;
var tt = new Timetable();
timetables.Add(tt);
tt.Title = header?.TextContent ?? "";
var table = ttelement as IHtmlTableElement;
foreach (var row in table.Rows.Skip(1))
{
var cells = row.Cells.ToList();
var times = GetStartEndTime(cells[3].TextContent);
var tti = new TimetableItem
{
Centre = cells[0].TextContent,
Day = cells[1].TextContent,
Date = DateTime.Parse(cells[2].TextContent),
StartTime = times?.Item1 ?? new TimeSpan(0),
EndTime = times?.Item2 ?? new TimeSpan(0),
Availability = cells[4].TextContent,
// cell 5 is price
Instructor = cells[6].TextContent,
// cell 7 contains the booking link if there is an available slot
Id = GetTimetableId(cells[7].InnerHtml),
Enrolled = IsEnrolled(cells[7].TextContent),
};
tt.AddItem(tti);
}
}
return(timetables);
}