22 lines
930 B
C#
22 lines
930 B
C#
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namespace SIGCM2.Application.Pricing.ChargeableChars;
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/// <summary>
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/// PRC-001 — Application service for resolving active chargeable-char config for a Medio.
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///
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/// Priority rule: per-medio row overrides global (MedioId IS NULL) for the same Symbol.
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/// Returns a dictionary keyed by Symbol for O(1) lookup during word-count pricing.
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/// </summary>
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public interface IChargeableCharConfigService
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{
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/// <summary>
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/// Returns the resolved active config for the given medio as of the given date.
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/// Per-medio rows take priority over global rows for the same Symbol.
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/// Global rows are used as fallback when no per-medio row exists for that Symbol.
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/// Returns an empty dictionary if no config exists at all.
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/// </summary>
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Task<IReadOnlyDictionary<string, ChargeableCharSnapshot>> GetActiveConfigForMedioAsync(
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long medioId,
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DateOnly asOf,
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CancellationToken ct = default);
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}
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