using SSPCTester.Logic.Models;
using SSPCTester.Logic.Report;

namespace SSPCTester.Tests;

public sealed class ReportLayoutTests
{
    [Fact]
    public void ProfessionalReport_RendersFull24ChannelDocument()
    {
        string output = Path.Combine(Path.GetTempPath(), $"SSPCTester-report-{Guid.NewGuid():N}.pdf");
        try
        {
            var project = BuildProject();

            new ReportGenerator().Generate(project, output);

            Assert.True(File.Exists(output));
            Assert.True(new FileInfo(output).Length > 20_000);
            byte[] header = File.ReadAllBytes(output)[..4];
            Assert.Equal("%PDF"u8.ToArray(), header);
        }
        finally
        {
            if (File.Exists(output)) File.Delete(output);
        }
    }

    private static Project BuildProject()
    {
        var project = new Project
        {
            Name = "24路固态功率控制器出厂检验",
            CreatedAt = new DateTime(2026, 6, 23, 8, 30, 0),
            LastTestedAt = new DateTime(2026, 6, 23, 10, 20, 0),
            Dut = new DutInfo
            {
                ProductName = "固态功率控制器",
                Model = "SSPC-24CH-28V-1A",
                SerialNumber = "SSPC-20260623-001",
                Manufacturer = "示例制造单位"
            },
            Site = new TestSiteInfo
            {
                Tester = "测试员",
                TestDate = new DateTime(2026, 6, 23),
                TemperatureC = 24.8,
                HumidityPct = 52.3,
                PressureKpa = 101.2,
                Remark = "常温常压条件下进行全项目测试。"
            }
        };

        for (int channel = 1; channel <= 24; channel++)
        {
            bool failed = channel == 8;
            project.BasicResults.Add(new ChannelResult
            {
                Channel = channel,
                VoltageOn = failed ? 0.12 : 28.01,
                CurrentOn = failed ? 0 : 1.002,
                VoltageOff = 0.01,
                Status = failed ? TestStatus.Fail : TestStatus.Pass
            });
            project.CurveResults.Add(new CurveResultRow
            {
                Channel = channel,
                OnTimeMs = failed ? 6.2 : 1.22,
                RiseTimeMs = failed ? 3.4 : 0.98,
                OffTimeMs = 1.18,
                FallTimeMs = 0.91,
                Status = failed ? TestStatus.Fail : TestStatus.Pass
            });
            project.PowerResults.Add(new PowerLossRow
            {
                Channel = channel,
                Vin = 28.01,
                Iin = 1.01,
                Vout = failed ? 25.7 : 27.62,
                Iout = 1.0,
                Status = failed ? TestStatus.Fail : TestStatus.Pass
            });
        }

        foreach (var item in new[]
                 {
                     ("跳闸", "1.5×额定电流"), ("短路", "输出短路"), ("过温", "≥85℃"),
                     ("过压", "≥32V"), ("欠压", "≤22V"), ("限流", "≥1.2A")
                 })
        {
            project.ProtectResults.Add(new ProtectRow
            {
                ProtectType = item.Item1,
                Trigger = item.Item2,
                TripTimeMs = 2.15,
                Status = TestStatus.Pass
            });
        }

        project.TestFunction.Basic = "各通道依次执行导通、采集及关断操作。";
        project.TestFunction.Curve = "曲线指标按照项目阈值进行判定。";
        return project;
    }
}