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feat(battle-node): per-side idx->cardId map on BattleSessionState

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Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>
This commit is contained in:
gamer147
2026-06-03 17:53:32 -04:00
parent 486f72f4a0
commit b295fd8f09
2 changed files with 74 additions and 4 deletions
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28
SVSim.BattleNode/Sessions/Dispatch/BattleSessionState.cs
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@@ -1,11 +1,31 @@
using SVSim.BattleNode.Sessions;
namespace SVSim.BattleNode.Sessions.Dispatch;
/// <summary>Mutable per-session state shared across frame handlers. Today: the session-level
/// phase (only ever advanced to <see cref="BattleSessionPhase.Terminal"/>) and the mulligan
/// barrier's post-swap hands. FUTURE (PvP equivalency, NOT this refactor): per-side idx->cardId
/// maps + reveal-gating state land here.</summary>
/// <summary>Mutable per-session state shared across frame handlers. The mulligan barrier's
/// post-swap hands, plus (PvP-equivalency, vanilla slice) the per-side idx->cardId map used to
/// synthesize the opponent-facing <c>knownList</c>. FUTURE: a token map (cardIds mined from
/// orderList <c>add</c> ops, idx>30) + a reveal-gate set land alongside <see cref="IdxToCardId"/>.</summary>
internal sealed class BattleSessionState
{
public BattleSessionPhase SessionPhase { get; set; } = BattleSessionPhase.AwaitingInitNetwork;
public Dictionary<IBattleParticipant, long[]> PostSwapHands { get; } = new();
/// <summary>Per-side idx->cardId, seeded lazily from <see cref="MatchContext.SelfDeckCardIds"/>.
/// Deck cards only (idx 1..deckCount); tokens (idx>deckCount) are deferred.</summary>
public Dictionary<IBattleParticipant, Dictionary<int, long>> IdxToCardId { get; } = new();
/// <summary>The sender's idx->cardId map, seeding it from its <see cref="MatchContext"/> on first
/// use. <c>BuildPlayerDeck</c> assigns deck idx = position+1, so entry (i+1) -> cardIds[i].</summary>
public IReadOnlyDictionary<int, long> GetOrSeedDeckMap(IBattleParticipant side)
{
if (!IdxToCardId.TryGetValue(side, out var map))
{
map = new Dictionary<int, long>();
var deck = side.Context.SelfDeckCardIds;
for (var i = 0; i < deck.Count; i++) map[i + 1] = deck[i];
IdxToCardId[side] = map;
}
return map;
}
}