/// <summary>
/// ctor
/// </summary>
/// <param name="uof"></param>
public SyncService(IUnitOfWork <IClientContext> uof, IConnectivityService connectivityService, Lazy <IErrorService> errorService, SyncConfiguration configuration)
{
this.uof = uof;
this.connectivityService = connectivityService;
this.errorService = errorService;
this.configuration = configuration;
this.context = uof.Context;
Set = context.Set <T>();
}
/// <summary>
/// Sync deleted
/// </summary>
/// <returns></returns>
public async Task SyncDeletedAsync()
{
Debug.WriteLine("DeleteAsync");
try
{
using (var client = new HttpClient
{
BaseAddress = new Uri(configuration.ApiBaseUrl),
Timeout = new TimeSpan(0, 0, 5)
})
{
var uri = new Uri($"{configuration.TombstoneUri}/{typeof(T).Name}", UriKind.Relative);
var response = await client.GetAsync(uri);
response.EnsureSuccessStatusCode();
var deletedRecords = JsonConvert.DeserializeObject <IEnumerable <DeletedEntity> >(await response.Content.ReadAsStringAsync());
var deletedIds = deletedRecords.Select(f => f.EntityId).AsEnumerable();
Debug.WriteLine($"{deletedIds.Count()} éléments a supprimer");
var recordsToDelete = context.Set <T>().Where(f => deletedIds.Contains(f.Id)).AsEnumerable();
if (recordsToDelete.Any())
{
context.Set <T>().RemoveRange(recordsToDelete);
await context.CommitAsync();
}
var operationsToDelete = context.Operations.Where(f => deletedIds.Contains(f.EntityId)).AsEnumerable();
if (operationsToDelete.Any())
{
context.Operations.RemoveRange(operationsToDelete);
await context.CommitAsync();
}
}
}
catch (Exception ex)
{
Debug.WriteLine($"Exception en suppression : {ex.Message}");
Debug.WriteLine($"Exception en suppression inner : {ex.InnerException}");
Debug.WriteLine($"{ex.StackTrace}");
}
}