hamid
32 lines
1.6 KiB
C#
32 lines
1.6 KiB
C#
#nullable enable
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using Baya.Application.Contracts.Reviews;
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using Microsoft.Extensions.Options;
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namespace Baya.Infrastructure.CrossCutting.Seams;
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/// <summary>
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/// Deterministic mock <see cref="IReviewModerationService"/> (b14) — a keyword filter / pass-through with no
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/// external call. A banned-word hit → <see cref="ModerationDecision.Reject"/>; otherwise clean text → a
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/// human-review <see cref="ModerationDecision.Flag"/> by default (so the publish gate holds), or
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/// <see cref="ModerationDecision.Approve"/> when <see cref="ReviewModerationOptions.AutoApproveClean"/> is set.
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/// The real text classifier / LLM endpoint swaps in by a registration change only — the moderation command
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/// keeps decision authority and the human override, so it never touches the handler.
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/// </summary>
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public sealed class MockReviewModerationService(IOptions<SeamOptions> options) : IReviewModerationService
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{
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private readonly ReviewModerationOptions _options = options.Value.ReviewModeration;
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public ValueTask<ModerationVerdict> ScreenAsync(string? reviewText, CancellationToken cancellationToken = default)
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{
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var text = reviewText?.Trim() ?? string.Empty;
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var hit = _options.BannedWords.FirstOrDefault(
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w => !string.IsNullOrWhiteSpace(w) && text.Contains(w, StringComparison.OrdinalIgnoreCase));
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if (hit is not null)
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return ValueTask.FromResult(new ModerationVerdict(ModerationDecision.Reject, $"banned_word:{hit}"));
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var decision = _options.AutoApproveClean ? ModerationDecision.Approve : ModerationDecision.Flag;
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return ValueTask.FromResult(new ModerationVerdict(decision, "clean"));
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}
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}
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