/************* Learning Path Cards *************
*
*
*****************************************************/
public async Task <bool> buildObjectiveCard(Objective obj, StackLayout container, string lpid, int count)
{
Grid layout;
// overall card layout //
// objective title //
Label objectiveTitle = new Label
{
Margin = new Thickness(0, 0, 0, 0),
Text = obj.Name,
VerticalOptions = LayoutOptions.FillAndExpand,
VerticalTextAlignment = TextAlignment.Center,
HeightRequest = 40,
Style = (Style)Application.Current.Resources["headerStyle"]
};
// container for the content in the card
layout = new Grid
{
HorizontalOptions = LayoutOptions.FillAndExpand,
WidthRequest = Constants.deviceWidth,
Margin = new Thickness(0, 10, 0, 0)
};
layout.Padding = new Thickness(16, 0, 16, 0);
layout.RowDefinitions.Add(new RowDefinition {
Height = 40
});
layout.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
layout.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
layout.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Auto)
});
StackLayout cardBody = new StackLayout
{
Padding = new Thickness(0, 0, 0, 0),
Margin = new Thickness(0),
ClassId = "course_" + obj.id,
VerticalOptions = LayoutOptions.FillAndExpand,
HorizontalOptions = LayoutOptions.FillAndExpand,
IsVisible = (count > 1) ? false : true,
Opacity = (count > 1) ? 0 : 100
};
// used to expand accordion
AccordionButton AcBtn = new AccordionButton
{
Image = "chevron_down.png",
Padding = new Thickness(0, 0, 0, 0),
Margin = new Thickness(0, 0, 0, 0),
WidthRequest = 20,
HeightRequest = 20,
BackgroundColor = Color.Transparent,
BorderColor = Color.Transparent
};
AcBtn.ContentFrame = cardBody;
AcBtn.FrameOpen = false;
AcBtn.Clicked += AcBtn_Clicked;
StackLayout frameContainer = new StackLayout();
foreach (Activity act in obj.Activities.Activity)
{
// chart for each activity in the objective
ChartView chartView = null;
float perc_complete = 0;
float perc_incomplete = 0;
Models.Record courseRecord = await App.Database.GetCourseByID(act.CourseID);
if (courseRecord == null)
{
Models.Record rec = new Models.Record();
rec.CourseID = act.CourseID;
// find the course name
rec.CourseName = act.Name;
rec.Version = "1";
rec.CourseDescription = "";
rec.CompletionStatus = "Not Started";
rec.SuccessStatus = "";
rec.Score = "";
rec.Deleted = "false";
rec.Downloaded = false;
rec.DueDate = "";
rec.LP = lpid;
rec.Objective = obj.id;
rec.CMI = "";
App.LocalFolder = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
await App.Database.SaveItemAsync(rec);
perc_complete = (rec.CompletionStatus.ToLower() == "completed") ? 100 : (rec.CompletionStatus.ToLower() != "not started") ? 50 : 0;
perc_incomplete = (rec.CompletionStatus.ToLower() == "completed") ? 0 : (rec.CompletionStatus.ToLower() != "not started") ? 50 : 100;
}
else if (String.IsNullOrEmpty(courseRecord.Objective) || String.IsNullOrEmpty(courseRecord.LP))
{
courseRecord.Objective = obj.id;
courseRecord.LP = lpid;
await App.Database.SaveItemAsync(courseRecord);
}
if (courseRecord != null)
{
if (courseRecord.ProgressMeasure != null && courseRecord.ProgressMeasure != "")
{
perc_complete = float.Parse(courseRecord.ProgressMeasure) * 100;
perc_incomplete = 100 - perc_complete;
}
else
{
perc_complete = (courseRecord.CompletionStatus.ToLower() == "completed") ? 100 : (courseRecord.CompletionStatus.ToLower() == "unknown" || courseRecord.CompletionStatus.ToLower() == "attempted") ? 50 : 0;
perc_incomplete = (courseRecord.CompletionStatus.ToLower() == "not started") ? 100 : (courseRecord.CompletionStatus.ToLower() == "completed") ? 100 : 50;
}
}
Doughnut doughnut = new Doughnut();
Grid doughnutGrid = doughnut.CompletionChart("complete", perc_complete, perc_incomplete);
//*****************************************************
Grid activityContainer = new Grid
{
Padding = new Thickness(5, 0, 5, 0),
ClassId = "course_" + act.id
};
activityContainer.RowDefinitions.Add(new RowDefinition {
Height = 50
});
activityContainer.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(1, GridUnitType.Auto)
});
activityContainer.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Star)
});
activityContainer.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(1, GridUnitType.Auto)
});
Label coursetitle = new Label
{
Text = act.Name,
Style = (Style)Application.Current.Resources["subHeaderStyle"],
VerticalTextAlignment = TextAlignment.Center,
VerticalOptions = LayoutOptions.FillAndExpand
};
ActivityIndicator spinner = new ActivityIndicator
{
IsVisible = false,
Style = (Style)Application.Current.Resources["spinnerStyle"],
HeightRequest = 20
};
Label lbl = new Label()
{
Text = (courseRecord == null || courseRecord.Downloaded == false) ? "download" :
(courseRecord.CompletionStatus.ToLower() == "completed") ? "review" :
(courseRecord.CMI == "") ? "open" : "resume",
HorizontalOptions = LayoutOptions.Center
};
// Create the two buttons that get swapped //
DownloadImageButton launchBtn = BuildImageLaunch(act.CourseID, courseRecord, null, lbl);
DownloadImageButton downloadBtn = BuildImageDownload(act.CourseID, courseRecord, spinner, lbl);
launchBtn.HorizontalOptions = LayoutOptions.Center;
downloadBtn.HorizontalOptions = LayoutOptions.Center;
launchBtn.VerticalOptions = LayoutOptions.EndAndExpand;
downloadBtn.VerticalOptions = LayoutOptions.EndAndExpand;
// Button Grid
Grid btnGrid = new Grid()
{
HorizontalOptions = LayoutOptions.CenterAndExpand,
VerticalOptions = LayoutOptions.EndAndExpand
};
btnGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(50)
});
btnGrid.RowDefinitions.Add(new RowDefinition {
Height = new GridLength(20)
});
btnGrid.ColumnDefinitions.Add(new ColumnDefinition {
Width = new GridLength(80)
});
btnGrid.Children.Add(launchBtn, 0, 0);
btnGrid.Children.Add(downloadBtn, 0, 0);
btnGrid.Children.Add(spinner, 0, 0);
btnGrid.Children.Add(lbl, 0, 1);
Courses c = new Courses();
downloadBtn.VerticalOptions = LayoutOptions.EndAndExpand;
downloadBtn.Clicked += c.DownloadClicked;
launchBtn.Clicked += c.launchCourse;
launchBtn.VerticalOptions = LayoutOptions.EndAndExpand;
downloadBtn.LaunchButton = launchBtn;
downloadBtn.CourseID = act.CourseID;
// add the image
CachedImage marquee = BuildMarquee(act.CourseID, false);
marquee.HorizontalOptions = LayoutOptions.StartAndExpand;
activityContainer.Children.Add(coursetitle, 0, 0);
// activityContainer.Children.Add(chartView, 1, 0);
activityContainer.Children.Add(doughnutGrid, 1, 0);
Grid.SetColumnSpan(coursetitle, 2);
activityContainer.Children.Add(marquee, 0, 1);
activityContainer.Children.Add(btnGrid, 1, 1);
frameContainer.Children.Add(activityContainer);
}
cardBody.Children.Add(frameContainer);
layout.Children.Add(objectiveTitle, 0, 0);
layout.Children.Add(AcBtn, 1, 0);
layout.Children.Add(cardBody, 0, 1);
Grid.SetColumnSpan(cardBody, 2);
container.Children.Add(layout);
return(true);
}
public async void Unzip(string CourseID, string cmi)
{
string localFolder = Environment.GetFolderPath(Environment.SpecialFolder.LocalApplicationData);
string pathToNewFolder = Path.Combine(localFolder, "CoursePackage.zip");
string newFolder = Path.Combine(localFolder, "Courses/" + CourseID);
string pathToNewFile = Path.Combine(pathToNewFolder, Path.GetFileName("CoursePackage.zip"));
ZipFile zf = null;
FileStream fs = File.OpenRead(pathToNewFolder);
zf = new ZipFile(fs);
foreach (ZipEntry zipEntry in zf)
{
String entryFileName = zipEntry.Name;
// to remove the folder from the entry:- entryFileName = Path.GetFileName(entryFileName);
// Optionally match entrynames against a selection list here to skip as desired.
// The unpacked length is available in the zipEntry.Size property.
byte[] buffer = new byte[4096]; // 4K is optimum
Stream zipStream = zf.GetInputStream(zipEntry);
// Manipulate the output filename here as desired.
String fullZipToPath = Path.Combine(newFolder, entryFileName);
string directoryName = Path.GetDirectoryName(fullZipToPath);
if (directoryName.Length > 0)
{
Directory.CreateDirectory(directoryName);
}
// Unzip file in buffered chunks. This is just as fast as unpacking to a buffer the full size
// of the file, but does not waste memory.
// The "using" will close the stream even if an exception occurs.
try
{
using (FileStream streamWriter = File.Create(fullZipToPath))
{
StreamUtils.Copy(zipStream, streamWriter, buffer);
}
}
catch (Exception ex)
{
Crashes.TrackError(ex);
}
}
File.Delete(pathToNewFolder);
Courses courses = new Courses();
courses.CreateCourseRecord(CourseID, cmi, false);
closePopup();
var action = await Application.Current.MainPage.DisplayAlert("Finished", "Would you like to launch the course?", "Yes", "No");
//DisplayAlert("Finished", "Course had successfully been download.", "OK");
// Debug.WriteLine("action " + action);
if (action)
{
string test = await Courses.openCourse(CourseID, Application.Current.MainPage.Navigation);
}
App.Currentdownload.IsVisible = false;
App.Currentdownload.Spinner.IsVisible = false;
App.Currentdownload.LaunchButton.IsVisible = true;
App.Currentdownload.BtnLabel.Text = "Open";
App.Currentdownload.BtnLabel.IsVisible = true;
}
public async Task <Models.LPDBRecord> getMap(string id)
{
Courses m = new Courses();
return(await m.GetActivityMap(id));
}
