70 lines
2.7 KiB
C#
70 lines
2.7 KiB
C#
namespace GmRelay.Shared.Features.Sessions.RescheduleSession;
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public enum RescheduleVoteOutcome
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{
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Pending,
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Rejected,
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Approved
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}
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public sealed record RescheduleVoteDecision(
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RescheduleVoteOutcome Outcome,
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string Reason,
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Guid? SelectedOptionId = null,
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string CallbackText = "",
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bool ShouldRescheduleSession = false,
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bool ShouldResetParticipantRsvps = false);
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public static class RescheduleVoteRules
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{
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public static RescheduleVoteDecision SelectWinner(IReadOnlyList<RescheduleOptionVoteCount> voteCounts)
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{
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var maxVotes = voteCounts.Count == 0 ? 0 : voteCounts.Max(x => x.VoteCount);
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if (maxVotes == 0)
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{
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return new RescheduleVoteDecision(
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RescheduleVoteOutcome.Rejected,
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"Никто не проголосовал до дедлайна, перенос не применяется.");
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}
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var winners = voteCounts.Where(x => x.VoteCount == maxVotes).ToList();
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if (winners.Count > 1)
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{
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return new RescheduleVoteDecision(
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RescheduleVoteOutcome.Rejected,
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"Голоса разделились поровну, перенос не применяется.");
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}
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return new RescheduleVoteDecision(
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RescheduleVoteOutcome.Approved,
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"Победил вариант с большинством голосов.",
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winners[0].OptionId,
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ShouldRescheduleSession: true,
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ShouldResetParticipantRsvps: true);
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}
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public static RescheduleVoteDecision Evaluate(string vote, int totalParticipants, int approvedParticipants)
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{
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if (string.Equals(vote, "no", StringComparison.OrdinalIgnoreCase))
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{
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return new RescheduleVoteDecision(
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Outcome: RescheduleVoteOutcome.Rejected,
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Reason: "Один из участников отклонил перенос.",
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CallbackText: "Вы проголосовали против переноса.");
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}
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var everyoneApproved = approvedParticipants == totalParticipants;
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return new RescheduleVoteDecision(
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Outcome: everyoneApproved ? RescheduleVoteOutcome.Approved : RescheduleVoteOutcome.Pending,
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Reason: everyoneApproved
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? "Все участники согласны."
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: "Голосование продолжается.",
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CallbackText: everyoneApproved
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? "Вы подтвердили перенос! Все согласны — время обновлено."
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: "Вы подтвердили перенос!",
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ShouldRescheduleSession: everyoneApproved,
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ShouldResetParticipantRsvps: everyoneApproved);
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}
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}
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