58 lines
2.8 KiB
C#
58 lines
2.8 KiB
C#
namespace SVSim.Database.Models.Config;
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/// <summary>
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/// Tunables for pack-opening RNG. Property initialisers reproduce the original Shadowverse
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/// Classic main-slot rates exactly. Collection-shaped defaults (slot-8 PerSlot entry) live in
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/// <see cref="ShippedDefaults"/>, not in the initialiser — see PerSlot docstring.
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/// </summary>
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[ConfigSection("PackRates")]
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public class PackRateConfig
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{
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/// <summary>
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/// Per-card-slot probability of upgrading any drawn card to its foil/animated twin.
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/// Applied AFTER rarity selection — independent of rarity, slot position, and pack category.
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/// Default 0.08 (8%). Cards without a foil twin in master data keep the non-foil silently.
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/// </summary>
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public double AnimatedRate { get; set; } = 0.08;
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/// <summary>
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/// Global default rarity weights, used for any slot that has no entry in
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/// <see cref="PerSlot"/>. Defaults match SV Classic main-slot. Weights sum to 0.9994;
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/// the 0.06% slack absorbs into Bronze via the PickRarity catch-all band.
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/// </summary>
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public SlotRarityWeights Default { get; set; } = new()
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{
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Bronze = 0.6744, Silver = 0.25, Gold = 0.06, Legendary = 0.015,
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};
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/// <summary>
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/// Per-slot overrides keyed by 1-based slot index (stored as a list for json compatibility —
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/// Dictionary<string,T> of complex owned types is not supported). Look up by
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/// <see cref="SlotRarityWeights.Slot"/>. A missing slot falls back to <see cref="Default"/>.
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/// Each entry is a FULL OVERRIDE, not a delta — if you change <see cref="Default"/>, existing
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/// PerSlot entries do NOT auto-recompute.
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/// <para>
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/// MUST default to empty. The original EF Core 8 <c>OwnsMany</c>+<c>ToJson</c> path APPENDED
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/// jsonb rows onto whatever collection the parent's parameterless ctor produced — a non-empty
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/// initialiser here meant every config load doubled-up and the original seed silently won the
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/// <c>FirstOrDefault</c> lookup in <c>PackOpenService.ResolveWeights</c>. The EF path is gone
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/// now (config goes through <c>IGameConfigService</c> + STJ), but the rule stays: collection
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/// defaults live in <see cref="ShippedDefaults"/>, not in property initialisers.
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/// </para>
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/// </summary>
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public List<SlotRarityWeights> PerSlot { get; set; } = [];
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/// <summary>
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/// Canonical SV Classic shipped defaults — what an operator gets if neither the DB nor
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/// appsettings.json supplies a PackRates section. Source of truth for the fresh-install seeder
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/// and the <c>IGameConfigService</c> inline-default tier.
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/// </summary>
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public static PackRateConfig ShippedDefaults() => new()
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{
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PerSlot =
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{
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new SlotRarityWeights { Slot = "8", Bronze = 0, Silver = 0.7692, Gold = 0.1846, Legendary = 0.0462 },
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},
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};
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}
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