using Admin.NET.Plugin.AiDOP.Dto.S8;
using Admin.NET.Plugin.AiDOP.Entity.S8;
using Admin.NET.Plugin.AiDOP.Infrastructure.S8;

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

public class S8MonitoringService : ITransient
{
    private readonly SqlSugarRepository<AdoS8Exception> _rep;

    public S8MonitoringService(SqlSugarRepository<AdoS8Exception> rep)
    {
        _rep = rep;
    }

    /// <summary>
    /// 9宫格数据：S1-S7 订单健康分布 + S8业务类别汇总 + S9部门汇总。
    /// 当前返回 Mock 数据，待 related_object_code 关联订单就绪后替换为真实查询。
    /// </summary>
    public Task<AdoS8OrderGridDto> GetOrderGridAsync()
    {
        var modules = new List<AdoS8ModuleOrderSummary>
        {
            new() { ModuleCode="S1", ModuleLabel="S1·销售评审",  Green=25, Yellow=15, Red=10, Total=50, Frequency=12.5, AvgProcessHours=4.2,  CloseRate=78.0 },
            new() { ModuleCode="S2", ModuleLabel="S2·计划排产",  Green=30, Yellow=10, Red=5,  Total=45, Frequency=8.3,  AvgProcessHours=3.8,  CloseRate=85.0 },
            new() { ModuleCode="S3", ModuleLabel="S3·物料套料",  Green=18, Yellow=8,  Red=3,  Total=29, Frequency=6.7,  AvgProcessHours=6.1,  CloseRate=72.0 },
            new() { ModuleCode="S4", ModuleLabel="S4·采购执行",  Green=22, Yellow=9,  Red=4,  Total=35, Frequency=9.4,  AvgProcessHours=8.3,  CloseRate=68.0 },
            new() { ModuleCode="S5", ModuleLabel="S5·IQC入库",   Green=28, Yellow=6,  Red=2,  Total=36, Frequency=5.2,  AvgProcessHours=2.9,  CloseRate=91.0 },
            new() { ModuleCode="S6", ModuleLabel="S6·生产完工",  Green=20, Yellow=12, Red=7,  Total=39, Frequency=11.8, AvgProcessHours=5.7,  CloseRate=71.0 },
            new() { ModuleCode="S7", ModuleLabel="S7·成品出库",  Green=16, Yellow=8,  Red=6,  Total=30, Frequency=10.1, AvgProcessHours=3.4,  CloseRate=74.0 },
        };
        foreach (var m in modules)
            m.Total = m.Green + m.Yellow + m.Red;

        var byCategory = new List<AdoS8CategorySummary>
        {
            new() { Category="订单评审", Total=18, AvgProcessHours=3.5, CloseRate=82.0 },
            new() { Category="产品设计", Total=9,  AvgProcessHours=6.1, CloseRate=75.0 },
            new() { Category="材料采购", Total=22, AvgProcessHours=8.3, CloseRate=68.0 },
            new() { Category="本体生产", Total=31, AvgProcessHours=5.7, CloseRate=71.0 },
            new() { Category="总装发货", Total=8,  AvgProcessHours=2.9, CloseRate=90.0 },
        };

        var byDept = new List<AdoS8DeptSummary>
        {
            new() { DeptName="市场部",   Total=14, AvgProcessHours=3.2, CloseRate=85.0 },
            new() { DeptName="研发中心", Total=9,  AvgProcessHours=7.4, CloseRate=72.0 },
            new() { DeptName="供应链部", Total=22, AvgProcessHours=6.8, CloseRate=65.0 },
            new() { DeptName="生产部",   Total=31, AvgProcessHours=5.1, CloseRate=74.0 },
        };

        return Task.FromResult(new AdoS8OrderGridDto
        {
            Modules = modules,
            ByCategory = byCategory,
            ByDept = byDept
        });
    }

    /// <summary>
    /// 异常监控汇总：按 module_code 分组统计红/黄/绿/超时数。
    /// 供综合全景页顶部徽标和模块汇总表使用。
    /// </summary>
    public async Task<AdoS8MonitoringSummaryDto> GetSummaryAsync(AdoS8MonitoringSummaryQueryDto q)
    {
        var query = _rep.AsQueryable()
            .Where(e => e.TenantId == q.TenantId && e.FactoryId == q.FactoryId && !e.IsDeleted)
            .WhereIF(!string.IsNullOrWhiteSpace(q.SceneCode), e => e.SceneCode == q.SceneCode)
            .WhereIF(!string.IsNullOrWhiteSpace(q.ModuleCode), e => e.ModuleCode == q.ModuleCode)
            .WhereIF(q.BizDateFrom.HasValue, e => e.CreatedAt >= q.BizDateFrom!.Value)
            .WhereIF(q.BizDateTo.HasValue, e => e.CreatedAt <= q.BizDateTo!.Value);

        // 聚合到内存（数据量在可控范围内，避免复杂 GROUP BY 兼容性问题）
        var raw = await query
            .Select(e => new
            {
                e.ModuleCode,
                e.SceneCode,
                e.Severity,
                e.TimeoutFlag,
                e.Status
            })
            .ToListAsync();

        var byModule = raw
            .GroupBy(e => new { mc = e.ModuleCode ?? string.Empty, sc = e.SceneCode ?? string.Empty })
            .Select(g => new AdoS8ModuleSummaryItem
            {
                ModuleCode  = g.Key.mc,
                ModuleLabel = S8ModuleCode.Label(g.Key.mc),
                SceneCode   = g.Key.sc,
                SceneLabel  = S8SceneCode.Label(g.Key.sc),
                Total   = g.Count(),
                Red     = g.Count(e => e.Severity == "CRITICAL" || e.Severity == "HIGH"),
                Yellow  = g.Count(e => e.Severity == "MEDIUM"),
                Green   = g.Count(e => e.Severity == "LOW"),
                Timeout = g.Count(e => e.TimeoutFlag && e.Status != "CLOSED")
            })
            // 按 S8ModuleCode.All 顺序排列
            .OrderBy(r => Array.IndexOf(S8ModuleCode.All, r.ModuleCode))
            .ToList();

        return new AdoS8MonitoringSummaryDto
        {
            Total   = raw.Count,
            Red     = raw.Count(e => e.Severity == "CRITICAL" || e.Severity == "HIGH"),
            Yellow  = raw.Count(e => e.Severity == "MEDIUM"),
            Green   = raw.Count(e => e.Severity == "LOW"),
            Timeout = raw.Count(e => e.TimeoutFlag && e.Status != "CLOSED"),
            ByModule = byModule
        };
    }
}