namespace Admin.NET.Plugin.AiDOP.Infrastructure.S8;

/// <summary>
/// S8 异常场景码常量。
/// scene_code 格式：S{模块组}_场景域，方便前端按监控页分类。
/// </summary>
public static class S8SceneCode
{
    /// <summary>交付异常（S1 订单评审变更 + S7 成品出库交期）</summary>
    public const string S1S7Delivery = "S1S7_DELIVERY";

    /// <summary>生产异常（S2 工单开工 + S6 完工/质量）</summary>
    public const string S2S6Production = "S2S6_PRODUCTION";

    /// <summary>供应异常（S3 MRP套料 + S5 IQC/库存）</summary>
    public const string S3S5Supply = "S3S5_SUPPLY";

    /// <summary>采购执行异常（S4 PO跟单/收货/退货）</summary>
    public const string S4Purchase = "S4_PURCHASE";

    /// <summary>scene_code → 中文名称</summary>
    public static string Label(string sceneCode) => sceneCode switch
    {
        S1S7Delivery   => "交付异常",
        S2S6Production => "生产异常",
        S3S5Supply     => "供应异常",
        S4Purchase     => "采购执行异常",
        _              => sceneCode
    };

    /// <summary>scene_code → 所属模块列表（用于页面展示列头）</summary>
    public static string[] Modules(string sceneCode) => sceneCode switch
    {
        S1S7Delivery   => new[] { "S1", "S7" },
        S2S6Production => new[] { "S2", "S6" },
        S3S5Supply     => new[] { "S3", "S5" },
        S4Purchase     => new[] { "S4" },
        _              => Array.Empty<string>()
    };

    /// <summary>所有 scene_code 有序列表（综合全景页列顺序）</summary>
    public static readonly string[] All =
    {
        S1S7Delivery,
        S2S6Production,
        S3S5Supply,
        S4Purchase
    };
}

/// <summary>
/// S8 模块码常量（对应 S1-S7 业务模块）。
/// </summary>
public static class S8ModuleCode
{
    public const string S1 = "S1";
    public const string S2 = "S2";
    public const string S3 = "S3";
    public const string S4 = "S4";
    public const string S5 = "S5";
    public const string S6 = "S6";
    public const string S7 = "S7";

    /// <summary>module_code → 业务名称（与侧栏菜单 S{N} 看板标题对齐，统一字面）</summary>
    public static string Label(string moduleCode) => moduleCode switch
    {
        S1 => "S1 产销协同",
        S2 => "S2 制造协同",
        S3 => "S3 供应协同",
        S4 => "S4 采购执行",
        S5 => "S5 物料仓储",
        S6 => "S6 生产执行",
        S7 => "S7 成品仓储",
        _  => moduleCode
    };

    /// <summary>module_code → 所属 scene_code</summary>
    public static string SceneOf(string moduleCode) => moduleCode switch
    {
        S1 or S7 => S8SceneCode.S1S7Delivery,
        S2 or S6 => S8SceneCode.S2S6Production,
        S3 or S5 => S8SceneCode.S3S5Supply,
        S4       => S8SceneCode.S4Purchase,
        _        => string.Empty
    };

    /// <summary>所有模块码有序列表</summary>
    public static readonly string[] All = { S1, S2, S3, S4, S5, S6, S7 };

    /// <summary>
    /// 场景码 → 代表模块码（取场景内 S8SceneCode.Modules 的首项）。
    /// 用于建单时回填 module_code：scene 内含多个 module 时，取代表项作为聚合归属，
    /// 不替代显式 module_code（caller 可在拿到此值前覆盖）。
    /// 未识别 scene 返回 null（caller 自决：留空或兜底）。
    /// </summary>
    public static string? FromScene(string? sceneCode)
    {
        if (string.IsNullOrWhiteSpace(sceneCode)) return null;
        var modules = S8SceneCode.Modules(sceneCode);
        return modules.Length == 0 ? null : modules[0];
    }
}