using Gpulse.WCT.DataAnalyzer.Commands;
using Gpulse.WCT.DataAnalyzer.Core.Application;
using Gpulse.WCT.DataAnalyzer.Core.Application.Analysis;
using Gpulse.WCT.DataAnalyzer.Core.Application.Exporting;
using Microsoft.Extensions.DependencyInjection;

namespace Gpulse.WCT.DataAnalyzer.Tests;

/// <summary>
/// CLI 命令测试基类：每个测试一个独立的内存数据库 + 临时目录。
/// </summary>
public abstract class CommandTestBase
{
    protected CliTestHost Host { get; private set; } = null!;

    [SetUp]
    public async Task SetUp()
    {
        // 清理 Datas 和 Output 文件夹，避免测试间干扰
        CleanupDatasAndOutput();
        Host = await CliTestHost.CreateAsync();
    }

    [TearDown]
    public void TearDown()
    {
        Host.Dispose();
        // 测试结束后再次清理
        CleanupDatasAndOutput();
    }

    /// <summary>
    /// 清理 Datas 和 Output 文件夹
    /// </summary>
    protected static void CleanupDatasAndOutput()
    {
        var datasDir = Path.Combine(AppContext.BaseDirectory, "Datas");
        var outputDir = Path.Combine(AppContext.BaseDirectory, "Output");
        if (Directory.Exists(datasDir)) Directory.Delete(datasDir, true);
        if (Directory.Exists(outputDir)) Directory.Delete(outputDir, true);
    }

    // 命令构造方式与 Program.Main 一致：从 DI 解析服务再构造命令
    protected ParseCommand Parse() => new(Host.Services.GetRequiredService<ParseService>());

    protected AggregateCommand Aggregate() => new(Host.Services.GetRequiredService<AggregationService>());

    protected ExportCommand Export() => new(Host.Services.GetRequiredService<ExportService>());

    protected CleanCommand Clean() => new(Host.Services.GetRequiredService<CleanService>());

    protected AnalyzeCommand Analyze() => new(
        Host.Services.GetRequiredService<PlossAnalysisService>(),
        Host.Services.GetRequiredService<QfodCalibrationService>(),
        Host.Services.GetRequiredService<AnalyzeExcelExporter>());

    /// <summary>在测试临时目录下新建一个子目录。</summary>
    protected string NewDir() =>
        Directory.CreateDirectory(Path.Combine(Host.TempDir, Guid.NewGuid().ToString("N"))).FullName;
}