private ColumnChart GetLastWeekPace(int x)
{
if (x > Activities.Count)
{
x = Activities.Count;
}
ColumnChart chart = new ColumnChart("weekpace", 200);
var weeks = Activities.OrderByDescending(run => run.Date).GroupBy(run => new { run.Date.Year, run.Week }).Take(x).Reverse().ToList();
ColumnChart.DataSet pace = new ColumnChart.DataSet("pace");
foreach (var week in weeks)
{
double avg_speed = week.Average <HalbotActivity>(run => run.Speed);
pace.Add(week.First <HalbotActivity>().Week.ToString(), $"{HalbotActivity.PaceForSpeed(avg_speed)}", avg_speed * avg_speed * avg_speed * avg_speed);
}
chart.AddDataSet(pace);
return(chart);
}
public string DistanceCategory(HalbotActivity activity)
{
var category = "xshort";
if (activity.Distance > 5000)
{
category = "short";
}
if (activity.Distance > 12000)
{
category = "medium";
}
if (activity.Distance > 22000)
{
category = "long";
}
if (activity.Distance > 35000)
{
category = "xlong";
}
return(category);
}
/// <summary>
/// helper for getting weekly stats
/// </summary>
private void _buildWeekStats()
{
DateTime now = DateTime.Now;
//get selection of activities per week
var this_week_selection = Activities.Where(a => a.Date.Year == now.Year).Where(b => b.Week == HalbotActivity.WeekOfYear(now));
var last_week_selection = Activities.Where(a => a.Date.Year == now.Year).Where(b => b.Week == HalbotActivity.WeekOfYear(now) - 1);
if (HalbotActivity.WeekOfYear(now) == 1)
{
last_week_selection = Activities.Where(a => a.Date.Year == now.Year - 1).Where(b => b.Week == 52);
}
//create list and populate
Week = new List <Tuple <string, string, string> >();
Week.Add(new Tuple <String, String, String>("Activities:", last_week_selection.Count().ToString(), this_week_selection.Count().ToString()));
Week.Add(new Tuple <string, string, string>("Total effort:", $"{last_week_selection.Sum(e => e.Effort)}",
$"{this_week_selection.Sum(e => e.Effort)}"));
Week.Add(new Tuple <String, String, String>("Total distance:",
$"{Math.Round(last_week_selection.Sum(c => c.Distance) / 1000, 2)}km",
$"{Math.Round(this_week_selection.Sum(c => c.Distance) / 1000, 2)}km"));
Week.Add(new Tuple <String, String, String>("Total climb:",
$"{Math.Round(last_week_selection.Sum(c => c.Climb))}m",
$"{Math.Round(this_week_selection.Sum(c => c.Climb))}m"));
Week.Add(new Tuple <String, String, String>("Average effort:", _averageEffort(last_week_selection), _averageEffort(this_week_selection)));
Week.Add(new Tuple <String, String, String>("Average pace:", _averagePace(last_week_selection), _averagePace(this_week_selection)));
Week.Add(new Tuple <String, String, String>("Average heartrate:", _averageHeartrate(last_week_selection), _averageHeartrate(this_week_selection)));
Week.Add(new Tuple <String, String, String>("Average distance:", _averageDistance(last_week_selection), _averageDistance(this_week_selection)));
}
public ChartsWorkloadModel(List <HalbotActivity> activities)
{
//initialize data
Activities = activities;
var now = DateTime.Now;
// create chart
CircleChart = new CircleChart("TestCircle", 900, 600);
// create dataset
var data1 = new CircleChart.DataSet("dataset", 120, 160, 250, 450); // heartrate bounds: 110 - 190, speed bounds 2(m/s) - 5(m/s)
// previous weeks
var previousWeeksSelection = Activities.Where(a => a.Date.Year == now.Year).Where(b => b.Week < HalbotActivity.WeekOfYear(now) - 1);
foreach (var activity in previousWeeksSelection)
{
data1.Add(Convert.ToInt32(activity.Heartrate == 0 ? 140 : activity.Heartrate), Convert.ToInt32(activity.Speed * 100), Convert.ToInt32(activity.Distance * 0.002), "#cccccc");
}
// add last week
var lastWeekSelection = Activities.Where(a => a.Date.Year == now.Year).Where(b => b.Week == HalbotActivity.WeekOfYear(now) - 1);
foreach (var activity in lastWeekSelection)
{
data1.Add(Convert.ToInt32(activity.Heartrate == 0 ? 140 : activity.Heartrate), Convert.ToInt32(activity.Speed * 100), Convert.ToInt32(activity.Distance * 0.002), "#0099cc");
}
// add the current week
var thisWeekSelection = Activities.Where(a => a.Date.Year == now.Year).Where(b => b.Week == HalbotActivity.WeekOfYear(now));
foreach (var activity in thisWeekSelection)
{
data1.Add(Convert.ToInt32(activity.Heartrate == 0 ? 140 : activity.Heartrate), Convert.ToInt32(activity.Speed * 100), Convert.ToInt32(activity.Distance * 0.002), "gold");
}
// redraw the last activity in a highlighted color
var lastActivity = Activities.OrderByDescending(a => a.Date).FirstOrDefault();
if (lastActivity != null)
{
data1.Add(Convert.ToInt32(lastActivity.Heartrate == 0 ? 140 : lastActivity.Heartrate), Convert.ToInt32(lastActivity.Speed * 100), Convert.ToInt32(lastActivity.Distance * 0.002), "#2db92d");
}
CircleChart.SetDataSet(data1);
}
