/// <summary>
/// Order by:
/// 0 - Announcement order. (Default)
/// 1 - Obtained votes ascending.
/// 2 - Obtained votes descending.
/// </summary>
/// <param name="input"></param>
/// <returns></returns>
public override TicketsDictionary GetPageableElectionInfo(PageableElectionInfoInput input)
{
var startIndex = input.Start;
var length = input.Length;
var orderBy = input.OrderBy;
var publicKeys = State.CandidatesField.Value.PublicKeys;
length = length == 0 ? publicKeys.Count : length;
var dict = new Dictionary <string, Tickets>();
var take = Math.Min(publicKeys.Count - startIndex, length);
foreach (var publicKey in publicKeys.Skip(startIndex).Take(take))
{
var tickets = State.TicketsMap[publicKey.ToStringValue()];
if (tickets != null)
{
dict.Add(publicKey, tickets);
}
}
if (orderBy == 0)
{
return new TicketsDictionary
{
Maps = { dict }
}
}
;
if (orderBy == 1)
{
return new TicketsDictionary
{
Maps =
{
dict.OrderBy(p => p.Value.ObtainedTickets).Skip(startIndex).Take(take)
.ToDictionary(p => p.Key, p => p.Value)
}
}
}
;
if (orderBy == 2)
{
return new TicketsDictionary
{
Maps =
{
dict.OrderByDescending(p => p.Value.ObtainedTickets).Skip(startIndex).Take(take)
.ToDictionary(p => p.Key, p => p.Value)
}
}
}
;
return(new TicketsDictionary());
}
public async Task GetPageableElectionInfo()
{
await PrepareConsensusWithCandidateEnvironment();
var input = new PageableElectionInfoInput
{
Length = 3,
OrderBy = 0,
Start = 0
};
//OrderBy = 0 default
{
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(MinersCount);
}
//OrderBy = 1 ascending
{
input.OrderBy = 1;
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(MinersCount);
List <long> tickets = new List <long>();
foreach (var electionInfo in electionsInfo.Maps.Values)
{
tickets.Add(electionInfo.ObtainedTickets);
}
tickets[0].ShouldBeLessThanOrEqualTo(tickets[1]);
tickets[1].ShouldBeLessThanOrEqualTo(tickets[2]);
}
//OrderBy = 2 descending
{
input.OrderBy = 2;
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(MinersCount);
List <long> tickets = new List <long>();
foreach (var electionInfo in electionsInfo.Maps.Values)
{
tickets.Add(electionInfo.ObtainedTickets);
}
tickets[0].ShouldBeGreaterThanOrEqualTo(tickets[1]);
tickets[1].ShouldBeGreaterThanOrEqualTo(tickets[2]);
}
//OrderBy = others
{
input.OrderBy = 10;
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(0);
}
//Page count test
{
input = new PageableElectionInfoInput
{
Start = 0,
Length = 2,
OrderBy = 0
};
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(2);
}
//Page index test
{
input = new PageableElectionInfoInput
{
Start = 2,
Length = 3,
OrderBy = 0
};
var bytes = await Starter.CallContractMethodAsync(Starter.GetConsensusContractAddress(),
nameof(ConsensusContract.GetPageableElectionInfo), input);
var electionsInfo = TicketsDictionary.Parser.ParseFrom(bytes);
electionsInfo.Maps.Count.ShouldBe(1);
}
}
