public async Task StoreAsync <T>(string key, T value)
{
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException("Key MUST have a value");
}
using (var context = new GoogleAuthContext())
{
var generatedKey = GenerateStoredKey(key, typeof(T));
string json = JsonConvert.SerializeObject(value);
var item = await context.Items.SingleOrDefaultAsync(x => x.Key == generatedKey);
if (item == null)
{
context.Items.Add(new Item {
Key = generatedKey, Value = json
});
}
else
{
item.Value = json;
}
await context.SaveChangesAsync();
}
}
public async Task ClearAsync()
{
using (var context = new GoogleAuthContext())
{
var objectContext = ((IObjectContextAdapter)context).ObjectContext;
await objectContext.ExecuteStoreCommandAsync("TRUNCATE TABLE [Items]", new object[] {});
}
}
public Task <T> GetAsync <T>(string key)
{
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException("Key MUST have a value");
}
using (var context = new GoogleAuthContext())
{
var generatedKey = GenerateStoredKey(key, typeof(T));
var item = context.Items.FirstOrDefault(x => x.Key == generatedKey);
T value = item == null ? default(T) : JsonConvert.DeserializeObject <T>(item.Value);
return(Task.FromResult <T>(value));
}
}
public async Task DeleteAsync <T>(string key)
{
if (string.IsNullOrEmpty(key))
{
throw new ArgumentException("Key MUST have a value");
}
using (var context = new GoogleAuthContext())
{
var generatedKey = GenerateStoredKey(key, typeof(T));
var item = context.Items.FirstOrDefault(x => x.Key == generatedKey);
if (item != null)
{
context.Items.Remove(item);
await context.SaveChangesAsync();
}
}
}