/// <summary>
/// Load and add more items for a category (News, Projects, Conferences or Shows)
/// </summary>
/// <param name="category">Category name</param>
private async Task LoadMoreItemsAsync(string category)
{
IsLoading = true;
int i = Menu.Groups.TakeWhile(g => g.Title != category).Count();
IList <VisualGenericItem> alreadyLoaded = Menu.Groups[i].Items;
IList <VisualGenericItem> newElements = new ObservableCollection <VisualGenericItem>();
switch (i)
{
case 0:
IEnumerable <News> news = await _modelNews.GetAsync(alreadyLoaded.Count, 8);
IMapper <News> mapperNews = new GenericNewsMapper();
newElements = mapperNews.Map(news);
break;
case 2:
IEnumerable <Project> projets = await _modelProject.GetAsync(alreadyLoaded.Count, 8);
IMapper <Project> mapperProjects = new GenericProjectMapper();
newElements = mapperProjects.Map(projets);
break;
case 3:
IEnumerable <Conference> conferences = await _modelConference.GetAsync(alreadyLoaded.Count, 8);
IMapper <Conference> mapperConferences = new GenericConferenceMapper();
newElements = mapperConferences.Map(conferences);
break;
case 4:
IEnumerable <Show> salons = await _modelShow.GetAsync(alreadyLoaded.Count, 8);
IMapper <Show> mapperShows = new GenericShowMapper();
newElements = mapperShows.Map(salons);
break;
}
// If the list contains less of 8 items, so the list is fully loaded
if (newElements.Count < 8)
{
Menu.Groups[i].IsFullyLoaded = true;
}
// Concatenation of new elements and old elements
Menu.Groups[i].Items = new ObservableCollection <VisualGenericItem>(alreadyLoaded.Concat(newElements));
IsLoading = false;
}
/// <summary>
/// Search in news
/// </summary>
private async Task SearchNewsAsync()
{
IsLoading = true;
IList <News> news = await _modelNews.SearchAsync(Keywords);
if (news != null && news.Count > 0)
{
IMapper <News> mapper = new GenericNewsMapper();
IList <VisualGenericItem> genericNews = mapper.Map(news);
Results.Groups.Insert(Results.Groups.Count, new VisualGenericGroup
{
Title = AppResourcesHelper.GetString("LBL_NEWS"),
Items = new ObservableCollection <VisualGenericItem>(genericNews),
IsFullyLoaded = true
});
}
IsLoading = false;
}
/// <summary>
/// Load the news list from the model
/// </summary>
private async Task LoadNewsAsync()
{
IsLoading = true;
IEnumerable <News> news = await _modelNews.GetAsync(0, 8);
if (news != null)
{
IMapper <News> mapper = new GenericNewsMapper();
IList <VisualGenericItem> genericNews = mapper.Map(news);
Menu.Groups.RemoveAt(0);
Menu.Groups.Insert(0, new VisualGenericGroup
{
Title = AppResourcesHelper.GetString("LBL_NEWS"),
Items = new ObservableCollection <VisualGenericItem>(genericNews),
IsFullyLoaded = genericNews.Count < 8
});
}
IsLoading = false;
}
/// <summary>
/// Search in news
/// </summary>
private async Task SearchNewsAsync()
{
IsLoading = true;
IList<News> news = await _modelNews.SearchAsync(Keywords);
if (news != null && news.Count > 0)
{
IMapper<News> mapper = new GenericNewsMapper();
IList<VisualGenericItem> genericNews = mapper.Map(news);
Results.Groups.Insert(Results.Groups.Count, new VisualGenericGroup
{
Title = AppResourcesHelper.GetString("LBL_NEWS"),
Items = new ObservableCollection<VisualGenericItem>(genericNews),
IsFullyLoaded = true
});
}
IsLoading = false;
}
/// <summary>
/// Load and add more items for a category (News, Projects, Conferences or Shows)
/// </summary>
/// <param name="category">Category name</param>
private async Task LoadMoreItemsAsync(string category)
{
IsLoading = true;
int i = Menu.Groups.TakeWhile(g => g.Title != category).Count();
IList<VisualGenericItem> alreadyLoaded = Menu.Groups[i].Items;
IList<VisualGenericItem> newElements = new ObservableCollection<VisualGenericItem>();
switch (i)
{
case 0:
IEnumerable<News> news = await _modelNews.GetAsync(alreadyLoaded.Count, 8);
IMapper<News> mapperNews = new GenericNewsMapper();
newElements = mapperNews.Map(news);
break;
case 2:
IEnumerable<Project> projets = await _modelProject.GetAsync(alreadyLoaded.Count, 8);
IMapper<Project> mapperProjects = new GenericProjectMapper();
newElements = mapperProjects.Map(projets);
break;
case 3:
IEnumerable<Conference> conferences = await _modelConference.GetAsync(alreadyLoaded.Count, 8);
IMapper<Conference> mapperConferences = new GenericConferenceMapper();
newElements = mapperConferences.Map(conferences);
break;
case 4:
IEnumerable<Show> salons = await _modelShow.GetAsync(alreadyLoaded.Count, 8);
IMapper<Show> mapperShows = new GenericShowMapper();
newElements = mapperShows.Map(salons);
break;
}
// If the list contains less of 8 items, so the list is fully loaded
if (newElements.Count < 8)
{
Menu.Groups[i].IsFullyLoaded = true;
}
// Concatenation of new elements and old elements
Menu.Groups[i].Items = new ObservableCollection<VisualGenericItem>(alreadyLoaded.Concat(newElements));
IsLoading = false;
}
/// <summary>
/// Load the news list from the model
/// </summary>
private async Task LoadNewsAsync()
{
IsLoading = true;
IEnumerable<News> news = await _modelNews.GetAsync(0, 8);
if (news != null)
{
IMapper<News> mapper = new GenericNewsMapper();
IList<VisualGenericItem> genericNews = mapper.Map(news);
Menu.Groups.RemoveAt(0);
Menu.Groups.Insert(0, new VisualGenericGroup
{
Title = AppResourcesHelper.GetString("LBL_NEWS"),
Items = new ObservableCollection<VisualGenericItem>(genericNews),
IsFullyLoaded = genericNews.Count < 8
});
}
IsLoading = false;
}
