public async Task <List <string> > GetListAsync(string filter)
{
_ = filter ?? throw new ArgumentNullException(nameof(filter));
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
int cnt = await chain.GetCountAsync();
if (cnt == 0)
{
return(await Task.FromResult(new List <string>()));
}
List <string> list = new List <string>();
while (cnt > 0)
{
list.AddRange(await chain.GetListAsync(filter));
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
cnt = await chain.GetCountAsync();
}
list.Sort();
return(await Task.FromResult(list));
}
public async Task <List <string> > GetListAsync()
{
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
int cnt = await chain.GetCountAsync();
if (cnt == 0)
{
return(await Task.FromResult(new List <string>()));
}
List <string> list = new List <string>();
while (cnt > 0)
{
list.AddRange(await chain.GetListAsync());
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
cnt = await chain.GetCountAsync();
}
list.Sort();
return(await Task.FromResult(list));
}
public async Task <List <string> > GetListAsync(int index, int pageSize, string filter)
{
if (index < 0)
{
throw new IndexOutOfRangeException(nameof(index));
}
if (pageSize < 0)
{
throw new IndexOutOfRangeException(nameof(pageSize));
}
_ = filter ?? throw new ArgumentNullException(nameof(filter));
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
int cnt = await chain.GetCountAsync();
if (cnt == 0)
{
return(await Task.FromResult(new List <string>()));
}
List <string> list = new List <string>();
while (cnt > 0)
{
int filterCount = +await chain.GetCountAsync(filter);
if (index > filterCount)
{
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
cnt = await chain.GetCountAsync();
}
else
{
int stdIndex = index - (Convert.ToInt32(id) - 1) * 1000;
List <string> chainList = await chain.GetListAsync(filter);
if (pageSize <= filterCount - index)
{
list.AddRange(chainList.Skip(stdIndex).Take(pageSize));
return(await Task.FromResult(list));
}
if (pageSize > filterCount - index)
{
list.AddRange(chainList.Skip(stdIndex).Take(filterCount - index));
pageSize -= filterCount - index;
}
}
}
return(await Task.FromResult(list));
}
public async Task <bool> RemoveAsync(string resourceUriString)
{
bool result = false;
if (State.Container.Contains(resourceUriString))
{
result = State.Container.Remove(resourceUriString);
await ChainupAsync();
return(await Task.FromResult(result));
}
while (!result)
{
long nextId = State.Id;
nextId++;
ISigmaAlgebraChain nextChain = GrainFactory.GetGrain <ISigmaAlgebraChain>(nextId);
int cnt = await nextChain.GetCountAsync();
if (cnt == 0)
{
break;
}
result = await nextChain.RemoveAsync(resourceUriString);
}
if (result)
{
await ChainupAsync();
}
return(await Task.FromResult(result));
}
public async Task <bool> ContainsAsync(string resourceUriString)
{
_ = resourceUriString ?? throw new ArgumentNullException(nameof(resourceUriString));
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
if (await chain.ContainsAsync(resourceUriString))
{
return(await Task.FromResult(true));
}
int cnt = await chain.GetCountAsync();
while (cnt > 0)
{
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
if (await chain.ContainsAsync(resourceUriString))
{
return(await Task.FromResult(true));
}
}
return(await Task.FromResult(false));
}
public async Task <int> GetCountAsync()
{
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
int cnt = await chain.GetCountAsync();
int total = cnt;
while (cnt > 0)
{
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
cnt = await chain.GetCountAsync();
total += cnt;
}
return(await Task.FromResult(total));
}
public async Task ClearAsync()
{
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
int cnt = await chain.GetCountAsync();
while (cnt > 0)
{
await chain.ClearAsync();
id++;
chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
cnt = await chain.GetCountAsync();
}
await logger?.LogInformationAsync("SigmaAlgebra cleared.");
await ClearStateAsync();
}
public async Task ChainupAsync()
{
if (State.Container.Count == 0)
{
return;
}
long nextId = State.Id;
nextId++;
ISigmaAlgebraChain nextChain = GrainFactory.GetGrain <ISigmaAlgebraChain>(nextId);
int count = State.Container.Count;
int nextCount = await nextChain.GetCountAsync();
if (count <= 1000 && nextCount > 0)
{
List <string> list = await nextChain.GetListAsync();
int qty = 1000 - count;
int delta = qty > list.Count ? list.Count : qty;
for (int i = 0; i < delta; i++)
{
State.Container.Add(list[i]);
await nextChain.RemoveAsync(list[i]);
}
nextCount = await nextChain.GetCountAsync();
if (nextCount > 0)
{
await nextChain.ChainupAsync();
}
}
}
public async Task <ListContinuationToken> GetListAsync(ListContinuationToken token)
{
_ = token ?? throw new ArgumentNullException(nameof(token));
long id = 1;
ISigmaAlgebraChain chain = GrainFactory.GetGrain <ISigmaAlgebraChain>(id);
_ = token.Filter != null ? await chain.GetCountAsync(token.Filter) : await chain.GetCountAsync();
if (token.Filter != null)
{
List <string> filterItems = await GetListAsync(token.Index, token.PageSize, token.Filter);
return(await Task.FromResult(new ListContinuationToken(token.Index + filterItems.Count, token.Quantity,
token.PageSize, token.Filter, filterItems)));
}
List <string> items = await GetListAsync(token.Index, token.PageSize);
return(await Task.FromResult(new ListContinuationToken(token.Index + items.Count, token.Quantity,
token.PageSize, items)));
}
public async Task <bool> AddAsync(string resourceUriString)
{
_ = resourceUriString ?? throw new ArgumentNullException(nameof(resourceUriString));
if (State.Container.Count < 1000 && !State.Container.Contains(resourceUriString))
{
State.Container.Add(resourceUriString);
return(await Task.FromResult(true));
}
long nextId = State.Id;
nextId++;
ISigmaAlgebraChain nextChain = GrainFactory.GetGrain <ISigmaAlgebraChain>(nextId);
while (await nextChain.GetCountAsync() >= 1000)
{
if (await nextChain.ContainsAsync(resourceUriString))
{
return(await Task.FromResult(false));
}
nextId++;
nextChain = GrainFactory.GetGrain <ISigmaAlgebraChain>(nextId);
}
if (await nextChain.ContainsAsync(resourceUriString))
{
return(await Task.FromResult(false));
}
bool result = await nextChain.AddAsync(resourceUriString);
return(await Task.FromResult(result));
}