2b6c7bd6a4
Idempotent on (ViewerId, BattleId); evicts oldest CreateTime row when at cap. No-op when ctx is null (server-restart safety). Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>
17 lines
678 B
C#
17 lines
678 B
C#
namespace SVSim.Database.Services.Replay;
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/// <summary>
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/// Persists battle finishes to ViewerBattleHistory for the /replay/info list view.
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/// </summary>
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public interface IBattleHistoryWriter
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{
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/// <summary>
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/// Insert a history row for (viewerId, ctx.BattleId). No-op when ctx is null
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/// (missing context = server restart mid-battle; warn-log and continue).
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/// Idempotent on the composite PK — duplicate calls skip silently.
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/// Enforces 50-row per-viewer retention by evicting the oldest CreateTime row
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/// when at cap before insert.
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/// </summary>
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Task RecordAsync(long viewerId, BattleContext? ctx, bool isWin, CancellationToken ct);
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}
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