feat: 完善库存锁定幂等与批次扣减策略
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using MediatR;
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using TakeoutSaaS.Application.App.Inventory.Dto;
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namespace TakeoutSaaS.Application.App.Inventory.Commands;
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/// <summary>
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/// 扣减库存命令(履约/支付成功)。
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/// </summary>
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public sealed record DeductInventoryCommand : IRequest<InventoryItemDto>
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{
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/// <summary>
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/// 门店 ID。
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/// </summary>
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public long StoreId { get; init; }
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/// <summary>
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/// SKU ID。
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/// </summary>
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public long ProductSkuId { get; init; }
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/// <summary>
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/// 扣减数量。
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/// </summary>
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public int Quantity { get; init; }
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/// <summary>
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/// 是否预售锁定转扣减。
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/// </summary>
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public bool IsPresaleOrder { get; init; }
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/// <summary>
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/// 幂等键(与锁定请求一致可避免重复扣减)。
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/// </summary>
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public string? IdempotencyKey { get; init; }
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}
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