public async Task OnLoadAsync(INavigationParameters parameters, int attempt = 0)
{
try
{
var data = await SponsorService.GetAsync();
Sponsors.Clear();
foreach (var item in data.OrderBy(x => x.Level))
{
var sponsor = new Sponsor
{
Name = item.Name,
Homepage = item.Homepage,
Image = ImageSource.FromStream(() => new MemoryStream(item.Image)),
Level = (SponsorType)item.Level
};
switch (item.Level)
{
case Data.Models.SponsorLevel.Title:
Sponsors.Add(new TitlePlatinumSponsor
{
DataContext = sponsor,
Level = SponsorType.Title
});
break;
case Data.Models.SponsorLevel.Platinum:
Sponsors.Add(new TitlePlatinumSponsor
{
DataContext = sponsor,
Level = SponsorType.Platinum
});
break;
}
}
var goldGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Gold)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
Image = ImageSource.FromStream(() => new MemoryStream(x.Image)),
Level = SponsorType.Gold
}),
Level = SponsorType.Gold
};
var silverGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Silver)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
Image = ImageSource.FromStream(() => new MemoryStream(x.Image)),
Level = SponsorType.Silver
}),
Level = SponsorType.Silver
};
var bronzeGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Bronze)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
Image = ImageSource.FromStream(() => new MemoryStream(x.Image)),
Level = SponsorType.Bronze
}),
Level = SponsorType.Bronze
};
if (goldGroup.DataContext.Any())
{
Sponsors.Add(goldGroup);
}
if (silverGroup.DataContext.Any())
{
Sponsors.Add(silverGroup);
}
if (bronzeGroup.DataContext.Any())
{
Sponsors.Add(bronzeGroup);
}
}
catch (Exception)
{
await ErrorRetryManager.HandleRetryAsync(this, parameters, attempt);
}
}
public async void OnNavigatingTo(INavigationParameters parameters)
{
var data = await SponsorService.GetAsync();
Sponsors.Clear();
foreach (var item in data)
{
var sponsor = new Sponsor
{
Name = item.Name,
Homepage = item.Homepage,
ImageLink = item.ImageLink,
Level = (SponsorType)item.Level
};
switch (item.Level)
{
case Data.Models.SponsorLevel.Title:
Sponsors.Add(new TitlePlatinumSponsor
{
DataContext = sponsor,
Level = SponsorType.Title
});
break;
case Data.Models.SponsorLevel.Platinum:
Sponsors.Add(new TitlePlatinumSponsor
{
DataContext = sponsor,
Level = SponsorType.Platinum
});
break;
}
}
var goldGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Gold)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
ImageLink = x.ImageLink,
Level = SponsorType.Gold
}),
Level = SponsorType.Gold
};
var silverGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Silver)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
ImageLink = x.ImageLink,
Level = SponsorType.Silver
}),
Level = SponsorType.Silver
};
var bronzeGroup = new GeneralSponsor
{
DataContext = data
.Where(x => x.Level == Data.Models.SponsorLevel.Bronze)
.Select(x => new Sponsor
{
Name = x.Name,
Homepage = x.Homepage,
ImageLink = x.ImageLink,
Level = SponsorType.Bronze
}),
Level = SponsorType.Bronze
};
if (goldGroup.DataContext.Any())
{
Sponsors.Add(goldGroup);
}
if (silverGroup.DataContext.Any())
{
Sponsors.Add(silverGroup);
}
if (bronzeGroup.DataContext.Any())
{
Sponsors.Add(bronzeGroup);
}
}
