using System;
using System.IO;
using System.Text.Json;
using Paca.Mobile.Core;
using Paca.Tests.Infrastructure;
using Xunit;

namespace Paca.Tests.App;

/// <summary>
/// Gate 161 ~ 163: 데스크톱 ↔ 모바일 원격 탭 동기화 및 원클릭 웹 브라우징 릴레이 기계적 검증
/// </summary>
public class DesktopRemoteTabSyncGateTests
{
    [Fact]
    public void Gate161_RemoteTabs_Models_And_Serialization()
    {
        var tab = new RemoteTabDto(
            Id: "tab-101",
            Title: "4K Nature Landscape - YouTube",
            Url: "https://www.youtube.com/watch?v=12345",
            IsActive: true
        );

        var json = JsonSerializer.Serialize(tab);
        var deserialized = JsonSerializer.Deserialize<RemoteTabDto>(json);

        Assert.NotNull(deserialized);
        Assert.Equal("tab-101", deserialized.Id);
        Assert.Equal("4K Nature Landscape - YouTube", deserialized.Title);
        Assert.Equal("https://www.youtube.com/watch?v=12345", deserialized.Url);
        Assert.True(deserialized.IsActive);
    }

    [Fact]
    public void Gate162_ServerHost_Tabs_Endpoints_Registered()
    {
        var serverHostPath = Path.Combine(SourceTree.Root, "src", "Paca.Server", "ServerHost.cs");
        Assert.True(File.Exists(serverHostPath), "ServerHost.cs must exist");

        var code = File.ReadAllText(serverHostPath);

        Assert.Contains("/api/tabs", code);
        Assert.Contains("/api/tabs/open", code);
    }

    [Fact]
    public void Gate163_ApiClient_RemoteTabs_Methods_Implemented()
    {
        var mobileDir = Directory.Exists(Path.Combine(SourceTree.Root, "src", "Paca.Mobile"))
            ? Path.Combine(SourceTree.Root, "src", "Paca.Mobile")
            : Path.Combine(SourceTree.Root, "Paca.Mobile");

        var apiClientPath = File.Exists(Path.Combine(mobileDir, "ApiClient.cs"))
            ? Path.Combine(mobileDir, "ApiClient.cs")
            : Path.Combine(SourceTree.Root, "src", "Paca.Mobile.Core", "ApiClient.cs");
        Assert.True(File.Exists(apiClientPath), "ApiClient.cs must exist");

        var code = File.ReadAllText(apiClientPath);

        Assert.Contains("GetRemoteTabsAsync", code);
        Assert.Contains("OpenRemoteTabAsync", code);
    }
}