using Admin.NET.Plugin.AiDOP.MaterialWarehouse.InventoryPosting;
using Xunit;

namespace Admin.NET.Plugin.AiDOP.Tests.S5.MaterialWarehouse;

/// <summary>
/// C1 IqcResultMapping 契约测试（Phase 1 · 契约测试先行）。
/// 把 dopdemorq 旧 LIVE 链（qms_WMS_SaveIQCResult → pr_WMS_SaveIQCResult 真定义）
/// 的 5 个 (pd,clfs) 分支行为固化为测试：QCStatus / MRBStatus / QtyAcc / QtyReject /
/// PartRctFlag / 是否进入收货编排 / 是否进入库存过账。
/// 样本 dhsl=10（检验/收货数）、bhgsl=3（不合格数）。
/// </summary>
public class IqcResultMappingContractTests
{
    // 分支 | pd | clfs | 语义        | QCStatus | MRB | QtyAcc | QtyReject | PartRctFlag | 进过账 | 路由
    // ①    | 0  | ''   | 合格无处理   | YES      | 0   | 10     | 0         | 0           | 是    | FullReceiptPosting
    // ②    | 0  | 3    | 合格挑选     | NO       | 1   | 10     | 3         | 1           | 否    | MrbChooseMobileTask
    // ③    | 1  | 0    | 不良退货     | NO       | 2   | 0      | 13        | 0           | 否    | ReturnOnly
    // ④    | 1  | 2    | 不良让步接收 | NO       | 3   | 13     | 0         | 0           | 是    | FullReceiptPosting
    // ⑤    | 1  | 3    | 不良挑选     | NO       | 1   | 10     | 3         | 1           | 否    | MrbChooseMobileTask
    [Theory]
    [InlineData(1, 0, "", 10, 3, "YES", 0, 10, 0, 0, true, IqcRoutingKind.FullReceiptPosting)]
    [InlineData(2, 0, "3", 10, 3, "NO", 1, 10, 3, 1, false, IqcRoutingKind.MrbChooseMobileTask)]
    [InlineData(3, 1, "0", 10, 3, "NO", 2, 0, 13, 0, false, IqcRoutingKind.ReturnOnly)]
    [InlineData(4, 1, "2", 10, 3, "NO", 3, 13, 0, 0, true, IqcRoutingKind.FullReceiptPosting)]
    [InlineData(5, 1, "3", 10, 3, "NO", 1, 10, 3, 1, false, IqcRoutingKind.MrbChooseMobileTask)]
    public void Map_FiveMrbBranches_MatchLiveContract(
        int expBranchNo, int pd, string clfs, int dhsl, int bhgsl,
        string expQcStatus, int expMrb, int expQtyAcc, int expQtyReject,
        int expPartRctFlag, bool expEntersPosting, IqcRoutingKind expRouting)
    {
        var result = IqcResultMapping.Map(new IqcResultMappingInput
        {
            Pd = pd,
            Clfs = clfs,
            Dhsl = dhsl,
            Bhgsl = bhgsl,
        });

        Assert.True(result.Matched);
        Assert.Equal(expBranchNo, result.BranchNo);
        Assert.Equal(expQcStatus, result.QcStatus);
        Assert.Equal(expMrb, result.MrbStatus);
        Assert.Equal(expQtyAcc, result.QtyAcc);
        Assert.Equal(expQtyReject, result.QtyReject);
        Assert.Equal(expPartRctFlag, result.PartRctFlag);
        Assert.Equal(expEntersPosting, result.EntersInventoryPosting);
        // 收货编排与库存过账同门（pr_WMS_SaveIQCResult L299 块内）
        Assert.Equal(expEntersPosting, result.EntersReceiptOrchestration);
        Assert.Equal(expRouting, result.RoutingKind);
    }

    [Fact]
    public void Map_Branch1_QtyRejectAlwaysZero_AndQtyAccEqualsDhsl()
    {
        var r = IqcResultMapping.Map(new IqcResultMappingInput { Pd = 0, Clfs = null, Dhsl = 7, Bhgsl = 2 });
        // clfs=null 与 '' 等价，命中分支 ①
        Assert.Equal(1, r.BranchNo);
        Assert.Equal("YES", r.QcStatus);
        Assert.Equal(7, r.QtyAcc);
        Assert.Equal(0, r.QtyReject);
    }

    [Fact]
    public void Map_Branch3_Return_QtyAccZero_QtyRejectSumsBoth()
    {
        // 退货：QtyAcc=0，QtyReject=dhsl+bhgsl（旧入口 set @QtyReject=@QtyAcc+@QtyReject）
        var r = IqcResultMapping.Map(new IqcResultMappingInput { Pd = 1, Clfs = "0", Dhsl = 8, Bhgsl = 5 });
        Assert.Equal(2, r.MrbStatus);
        Assert.Equal(0, r.QtyAcc);
        Assert.Equal(13, r.QtyReject);
        Assert.False(r.EntersInventoryPosting);
        Assert.Equal(IqcRoutingKind.ReturnOnly, r.RoutingKind);
    }

    [Fact]
    public void Map_Branch4_Concession_QtyAccSumsBoth_QtyRejectZero_EntersPosting()
    {
        // 让步接收：QtyAcc=dhsl+bhgsl，QtyReject=0，进过账
        var r = IqcResultMapping.Map(new IqcResultMappingInput { Pd = 1, Clfs = "2", Dhsl = 8, Bhgsl = 5 });
        Assert.Equal(3, r.MrbStatus);
        Assert.Equal(13, r.QtyAcc);
        Assert.Equal(0, r.QtyReject);
        Assert.True(r.EntersInventoryPosting);
        Assert.Equal(IqcRoutingKind.FullReceiptPosting, r.RoutingKind);
    }

    [Fact]
    public void Map_Branch1_WhenDhslZero_DoesNotEnterPosting()
    {
        // QtyAcc>0 是过账门的可纯判定部分：合格但收货数=0 → 不进过账
        var r = IqcResultMapping.Map(new IqcResultMappingInput { Pd = 0, Clfs = "", Dhsl = 0, Bhgsl = 0 });
        Assert.Equal(1, r.BranchNo);
        Assert.False(r.EntersInventoryPosting);
    }

    [Theory]
    [InlineData(0, "0")]  // 合格但处理方式=退货：旧入口无此分支
    [InlineData(0, "2")]  // 合格但处理方式=让步接收：无此分支
    [InlineData(1, "")]   // 不合格但处理方式为空：isnull(clfs,100) 不匹配任何分支
    [InlineData(1, "9")]  // 未知处理方式
    [InlineData(2, "")]   // 未知 pd
    public void Map_UnmatchedCombos_ReturnUnmatched_NoRouting(int pd, string clfs)
    {
        var r = IqcResultMapping.Map(new IqcResultMappingInput { Pd = pd, Clfs = clfs, Dhsl = 10, Bhgsl = 3 });
        Assert.False(r.Matched);
        Assert.Equal(0, r.BranchNo);
        Assert.Equal(IqcRoutingKind.Unmatched, r.RoutingKind);
        Assert.False(r.EntersInventoryPosting);
        Assert.False(r.EntersReceiptOrchestration);
    }

    [Fact]
    public void Map_NullInput_Throws()
    {
        Assert.Throws<ArgumentNullException>(() => IqcResultMapping.Map(null));
    }
}