using System;
using System.IO;
using Xunit;
using TwitchArchive.Core.Services;

namespace TwitchArchive.Tests
{
    public class FileManagerServiceTests : IDisposable
    {
        private readonly string _root;

        public FileManagerServiceTests()
        {
            _root = Path.Combine(Path.GetTempPath(), "ta_fm_" + Guid.NewGuid().ToString("N"));
        }

        [Fact]
        public void EnsureDirectories_CreatesPaths_And_GetUniquePath_AppendsSuffix()
        {
            var svc = new FileManagerService(_root);
            var paths = svc.GetPaths("alice");
            svc.EnsureDirectories(paths);
            Assert.True(Directory.Exists(paths.RawPath));
            Assert.True(Directory.Exists(paths.VideoPath));

            var file = Path.Combine(paths.RawPath, "file.ts");
            File.WriteAllText(file, "x");
            var unique = svc.GetUniqueFilePath(file);
            Assert.NotEqual(file, unique);
            Assert.Contains("file-", Path.GetFileName(unique));
        }

        public void Dispose()
        {
            try { Directory.Delete(_root, true); } catch { }
        }
    }
}