106 lines
3.3 KiB
C#
106 lines
3.3 KiB
C#
using System.Collections.Concurrent;
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namespace NeonSprawl.Server.Game.Encounters;
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/// <summary>Thread-safe in-memory encounter progress; empty at startup (NEO-104).</summary>
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public sealed class InMemoryEncounterProgressStore : IEncounterProgressStore
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{
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private sealed class ProgressRow(bool started, HashSet<string> defeatedNpcInstanceIds)
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{
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public bool Started { get; } = started;
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public HashSet<string> DefeatedNpcInstanceIds { get; } = defeatedNpcInstanceIds;
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}
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private readonly ConcurrentDictionary<string, ProgressRow> byKey = new(StringComparer.Ordinal);
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private readonly ConcurrentDictionary<string, object> keyLocks = new(StringComparer.Ordinal);
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/// <inheritdoc />
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public bool TryGetProgress(string playerId, string encounterId, out EncounterProgressSnapshot snapshot)
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{
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snapshot = default!;
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var key = EncounterProgressIds.MakeProgressKey(playerId, encounterId);
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if (key.Length == 0)
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{
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return false;
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}
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lock (keyLocks.GetOrAdd(key, _ => new object()))
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{
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if (!byKey.TryGetValue(key, out var row))
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{
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return false;
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}
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snapshot = new EncounterProgressSnapshot(
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EncounterProgressIds.NormalizePlayerId(playerId),
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EncounterProgressIds.NormalizeEncounterId(encounterId),
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row.Started,
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new HashSet<string>(row.DefeatedNpcInstanceIds, StringComparer.Ordinal));
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return true;
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}
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}
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/// <inheritdoc />
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public bool TryActivate(string playerId, string encounterId)
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{
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var key = EncounterProgressIds.MakeProgressKey(playerId, encounterId);
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if (key.Length == 0)
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{
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return false;
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}
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lock (keyLocks.GetOrAdd(key, _ => new object()))
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{
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if (byKey.TryGetValue(key, out var existing) && existing.Started)
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{
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return false;
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}
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byKey[key] = new ProgressRow(
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started: true,
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defeatedNpcInstanceIds: new HashSet<string>(StringComparer.Ordinal));
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return true;
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}
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}
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/// <inheritdoc />
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public bool TryAddDefeatedTarget(string playerId, string encounterId, string npcInstanceId)
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{
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var key = EncounterProgressIds.MakeProgressKey(playerId, encounterId);
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var npcKey = EncounterProgressIds.NormalizeNpcInstanceId(npcInstanceId);
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if (key.Length == 0 || npcKey.Length == 0)
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{
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return false;
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}
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lock (keyLocks.GetOrAdd(key, _ => new object()))
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{
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if (!byKey.TryGetValue(key, out var row) || !row.Started)
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{
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return false;
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}
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return row.DefeatedNpcInstanceIds.Add(npcKey);
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}
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}
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/// <summary>Dev fixture only — removes one player+encounter progress row (NEO-108 Bruno reset).</summary>
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public bool TryClear(string playerId, string encounterId)
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{
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var key = EncounterProgressIds.MakeProgressKey(playerId, encounterId);
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if (key.Length == 0)
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{
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return false;
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}
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lock (keyLocks.GetOrAdd(key, _ => new object()))
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{
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var removed = byKey.TryRemove(key, out _);
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keyLocks.TryRemove(key, out _);
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return removed;
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}
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}
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}
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