public static DetailViewModel CreateNew <TSchema, TRelatedSchema>(SectionConfigBase <TSchema, TRelatedSchema> sectionConfig) where TSchema : SchemaBase where TRelatedSchema : SchemaBase
{
var vm = new DetailViewModel
{
Title = sectionConfig.DetailPage.Title
};
vm.RelatedContentTitle = sectionConfig.RelatedContent?.ListPage?.Title;
var settings = new CacheSettings
{
Key = sectionConfig.Name,
Expiration = vm.CacheExpiration,
NeedsNetwork = sectionConfig.NeedsNetwork,
UseStorage = sectionConfig.NeedsNetwork,
};
//we save a reference to the load delegate in order to avoid export TSchema outside the view model
vm.LoadDataInternal = async(selectedItem) =>
{
TSchema sourceSelected = null;
await AppCache.LoadItemsAsync <TSchema>(settings, sectionConfig.LoadDataAsyncFunc, (content) => vm.ParseDetailItems(sectionConfig.DetailPage, content, selectedItem, out sourceSelected));
if (sectionConfig.RelatedContent != null)
{
var settingsRelated = new CacheSettings
{
Key = $"{sectionConfig.Name}_related_{selectedItem.Id}",
Expiration = vm.CacheExpiration,
NeedsNetwork = sectionConfig.RelatedContent.NeedsNetwork
};
vm.RelatedContentStatus = ResourceLoader.GetString("LoadingRelatedContent");
await AppCache.LoadItemsAsync <TRelatedSchema>(settingsRelated, () => sectionConfig.RelatedContent.LoadDataAsync(sourceSelected), (content) => vm.ParseRelatedItems(sectionConfig.RelatedContent.ListPage, content));
if (vm.RelatedItems == null || vm.RelatedItems.Count == 0)
{
vm.RelatedContentStatus = ResourceLoader.GetString("ThereIsNotRelatedContent");
}
else
{
vm.RelatedContentStatus = string.Empty;
}
}
};
return(vm);
}
public static DetailViewModel CreateNew <TSchema>(SectionConfigBase <TSchema> sectionConfig) where TSchema : SchemaBase
{
var vm = new DetailViewModel
{
Title = sectionConfig.DetailPage.Title
};
var settings = new CacheSettings
{
Key = sectionConfig.Name,
Expiration = vm.CacheExpiration,
NeedsNetwork = sectionConfig.NeedsNetwork,
UseStorage = sectionConfig.NeedsNetwork,
};
//we save a reference to the load delegate in order to avoid export TSchema outside the view model
vm.LoadDataInternal = async(selectedItem) =>
{
await AppCache.LoadItemsAsync <TSchema>(settings, sectionConfig.LoadDataAsyncFunc, (content) => vm.ParseDetailItems(sectionConfig.DetailPage, content, selectedItem));
};
return(vm);
}