namespace Admin.NET.Plugin.AiDOP.MaterialWarehouse.InventoryPosting.Receipt;

/// <summary>
/// C2 收货运行期门（Phase 6A 实核 `@IsRctTemp&gt;0 &amp;&amp; @QtyAcc&gt;0 &amp;&amp; @RctDetails&lt;&gt;''` 的业务语义抽象）。
/// 语义：有待转正式收货明细 &amp;&amp; 接受收货数&gt;0 &amp;&amp; 有可收明细(Status='N')。
/// **不因 IQC 已标合格就直接过账**——须满足运行期门才进入 C2/C5。
/// </summary>
public sealed class PurchaseReceiptGateInput
{
    /// <summary>是否存在待转正式收货明细（@IsRctTemp&gt;0）。</summary>
    public bool HasPendingReceipt { get; set; }
    /// <summary>接受收货数（@QtyAcc）。</summary>
    public decimal AcceptedQty { get; set; }
    /// <summary>是否存在 Status='N' 的可收明细（@RctDetails&lt;&gt;''）。</summary>
    public bool HasReceivableDetails { get; set; }
}

public sealed class PurchaseReceiptGateResult
{
    public bool CanCreate { get; set; }
    public string Reason { get; set; }
}

public static class PurchaseReceiptRuntimeGate
{
    public static PurchaseReceiptGateResult Evaluate(PurchaseReceiptGateInput input)
    {
        if (input == null) throw new ArgumentNullException(nameof(input));
        if (!input.HasPendingReceipt)
            return new PurchaseReceiptGateResult { CanCreate = false, Reason = "无待转正式收货明细(IsRctTemp)" };
        if (input.AcceptedQty <= 0m)
            return new PurchaseReceiptGateResult { CanCreate = false, Reason = "接受收货数为 0" };
        if (!input.HasReceivableDetails)
            return new PurchaseReceiptGateResult { CanCreate = false, Reason = "无可收明细(Status='N')" };
        return new PurchaseReceiptGateResult { CanCreate = true };
    }
}