/// <summary>
/// The restore groups.
/// </summary>
/// <returns>
/// The <see cref="Task"/> for asynchronous operation.
/// </returns>
public async Task <IEnumerable <SkrapeGroup> > RestoreGroups()
{
var groups = new List <SkrapeGroup>();
var groupsContainer = Roaming.CreateContainer(GroupKey, ApplicationDataCreateDisposition.Always);
foreach (var group in groupsContainer.Values)
{
var restoredGroup = new SkrapeGroup {
Id = int.Parse(@group.Key)
};
var compositeValue = group.Value as ApplicationDataCompositeValue;
if (compositeValue != null)
{
restoredGroup.Title = compositeValue[TitleProperty].ToString();
restoredGroup.Description = compositeValue[DescriptionProperty].ToString();
var pageCount = (int)compositeValue[PageCountProperty];
for (var idx = 0; idx < pageCount; idx++)
{
var pageId = (int)compositeValue[PageIndex + idx];
restoredGroup.Pages.Add(await RestorePage(pageId));
}
}
groups.Add(restoredGroup);
}
return(groups);
}
/// <summary>
/// The save group.
/// </summary>
/// <param name="group">
/// The group.
/// </param>
/// <returns>
/// The <see cref="Task"/> to run asynchronously.
/// </returns>
public Task SaveGroup(SkrapeGroup group)
{
return(Task.Run(
() =>
{
var compositeValue = new ApplicationDataCompositeValue
{
{ IdProperty, @group.Id },
{ TitleProperty, @group.Title },
{
DescriptionProperty,
@group.Description
},
{
PageCountProperty,
@group.Pages.Count()
}
};
for (var idx = 0; idx < group.Pages.Count(); idx++)
{
compositeValue.Add(PageIndex + idx, group.Pages[idx].Id);
}
var container = Roaming.CreateContainer(GroupKey, ApplicationDataCreateDisposition.Always);
container.Values[group.Id.ToString()] = compositeValue;
}));
}
/// <summary>
/// The generate test data method.
/// </summary>
private void GenerateTestData()
{
var baseuri = new Uri("http://csharperimage.jeremylikness.com/", UriKind.Absolute);
var groupNames = new[] { "Alpha", "Beta", "Omega " };
foreach (var groupName in groupNames)
{
var pages = new[]
{
"/2013/02/review-of-lenovo-ideapad-yoga-13-for.html",
"/2010/04/model-view-viewmodel-mvvm-explained.html",
"/2010/10/so-whats-fuss-about-silverlight.html",
"/2013/01/traveling-with-microsoft-and-asus.html"
};
var images = new[]
{
new Uri(
"http://1.bp.blogspot.com/-R7LqKNm9BBk/Tl4oD5P9JdI/AAAAAAAAAZ8/pZ8J8gz_e5E/s1600/BlogHeader4.png"),
new Uri(
"http://lh6.ggpht.com/-YPUxFruIDFA/USFp0raqHAI/AAAAAAAAA6E/bHy3vg05Ed4/picture005_thumb2.jpg?imgmax=800"),
new Uri(
"http://lh6.ggpht.com/-WYkLA5K30mw/UObJc7Ls6bI/AAAAAAAAA3A/2gng-TfN6aE/WP_000232_thumb%25255B1%25255D.jpg?imgmax=800")
};
var group = new SkrapeGroup();
group.Id = groupIdProvider.GetId();
group.Title = groupName;
group.Description =
string.Format(
"The {0} group for holding a set of test pages for the sample data of the application.",
groupName);
for (var x = 0; x < 50; x++)
{
var pageName = pages[x % pages.Length];
var pageUri = new Uri(baseuri, pageName);
var page = new SkrapedPage
{
Id = pageIdProvider.GetId(),
Url = pageUri,
Title = pageName.Replace("/", " "),
ThumbnailPath = new Uri("ms-appx:///Assets/Logo.png")
};
foreach (var image in images)
{
page.Images.Add(image);
}
group.Pages.Add(page);
}
groups.Add(group);
}
}
/// <summary>
/// The delete group method.
/// </summary>
/// <param name="group">
/// The group.
/// </param>
public void DeleteGroup(SkrapeGroup group)
{
foreach (var page in group.Pages)
{
DeletePage(page);
}
var container = Roaming.CreateContainer(GroupKey, ApplicationDataCreateDisposition.Always);
if (container.Values.ContainsKey(group.Id.ToString()))
{
container.Values.Remove(group.Id.ToString());
}
}
/// <summary>
/// The add url.
/// </summary>
/// <param name="url">
/// The url.
/// </param>
/// <returns>
/// The <see cref="Task"/> to run asynchronously.
/// </returns>
public async Task AddUrl(Uri url)
{
var existingPage = groups.SelectMany(g => g.Pages, (g, p) => new { g, p })
.Where(@t => [email protected] && @t.p.Url == url)
.Select(@t => @t.p).Any();
if (existingPage)
{
return;
}
var page = new SkrapedPage
{
Id = pageIdProvider.GetId(),
Url = url,
Title = "New Skrape - Tap to Load",
ThumbnailPath = new Uri("ms-appx:///Assets/ie.png")
};
var domain = url.Host.ToLower();
var group = groups.FirstOrDefault(g => g.Title == domain);
if (group != null)
{
group.Pages.Add(page);
await Manager.SaveGroup(group);
}
else
{
var newGroup = new SkrapeGroup
{
Id = groupIdProvider.GetId(),
Title = domain,
Description =
string.Format("Collection of Skrapes for the {0} domain.", domain)
};
newGroup.Pages.Add(page);
Groups.Add(newGroup);
await Manager.SaveGroup(newGroup);
}
await Manager.SavePage(page);
Manager.AddUri(page.Url);
}