public async Task SetValue(string id, Package <TValue>?value)
{
Dictionary <string, FileItemValue>?list = await ListLoader.GetData().ConfigureAwait(false);
if (list == null)
{
return;
}
if (list.TryGetValue(id, out FileItemValue? item))
{
await Set(item, value).ConfigureAwait(false);
if (value == null)
{
_ = list.Remove(id);
await ListLoader.Save(list).ConfigureAwait(false);
}
}
else if (value != null)
{
FileItemValue nitem = new FileItemValue {
FileName = id
};
await Set(nitem, value).ConfigureAwait(false);
list.Add(id, nitem);
await ListLoader.Save(list).ConfigureAwait(false);
}
}
public async IAsyncEnumerable <string> GetKeys()
{
Dictionary <string, FileItemValue>?list = await ListLoader.GetData().ConfigureAwait(false);
if (list != null)
{
foreach (string v in list.Keys)
{
yield return(v);
}
}
}
public async IAsyncEnumerable <Package <TValue>?> GetValues()
{
Dictionary <string, FileItemValue>?list = await ListLoader.GetData().ConfigureAwait(false);
if (list != null)
{
foreach (FileItemValue v in list.Values)
{
yield return(await Load(v).ConfigureAwait(false));
}
}
}
public async Task <bool> HasKey(string id)
{
Dictionary <string, FileItemValue>?list = await ListLoader.GetData().ConfigureAwait(false);
return(list == null ? false : list.ContainsKey(id));
}
public async Task <Package <TValue>?> GetValue(string id)
{
Dictionary <string, FileItemValue>?list = await ListLoader.GetData().ConfigureAwait(false);
return(list == null ? null : (list.TryGetValue(id, out FileItemValue? item) ? await Load(item).ConfigureAwait(false) : null));
}