using System;
using Paca.Core.Social;
using Xunit;

namespace Paca.Tests.Core;

/// <summary>
/// 제품 내 확산(공유) 루프 게이트: 다운로드 완료 화면에서 결과물을 공유하면
/// UTM 이 붙은 랜딩 URL 이 함께 퍼져 유입 루프가 닫히는지 검증한다.
/// </summary>
public class ShareLoopGateTests
{
    [Fact]
    public void Gate219_ShareCardBuilder_BuildsUtmTaggedLandingUrlAndShareText()
    {
        var url = ShareCardBuilder.BuildShareUrl("share_card");
        Assert.Contains("https://paca.chanpaca.net/", url);
        Assert.Contains("utm_source=paca_app", url);
        Assert.Contains("utm_medium=share_card", url);

        var text = ShareCardBuilder.BuildShareText("Big Buck Bunny.mp4");
        Assert.Contains("Big Buck Bunny.mp4", text);
        Assert.Contains(ShareCardBuilder.BuildShareUrl(), text);
        Assert.Contains("미디어 브라우저", text);
    }

    [Fact]
    public void Gate219_ShareCardBuilder_HandlesEmptyTitleAndBuildsQrTitle()
    {
        var text = ShareCardBuilder.BuildShareText("   ");
        Assert.Contains("https://paca.chanpaca.net/", text);
        Assert.DoesNotContain("''", text);

        var qrTitle = ShareCardBuilder.BuildQrTitle("");
        Assert.Contains("Paca", qrTitle);

        var qrTitle2 = ShareCardBuilder.BuildQrTitle("clip.mp4");
        Assert.Contains("clip.mp4", qrTitle2);
    }

    [Fact]
    public void Gate219_DownloadShelf_DeclaresShareButtonWiredToShareCardBuilder()
    {
        var xaml = SourceTree.MainWindowXaml;
        Assert.Contains("DownloadShelfShareBtn", xaml);
        Assert.Contains("Click=\"DownloadShelfShareBtn_Click\"", xaml);
        Assert.Contains("AutomationProperties.Name=\"다운로드 결과 공유\"", xaml);

        var cs = SourceTree.MainWindowCs;
        Assert.Contains("DownloadShelfShareBtn_Click", cs);
        Assert.Contains("ShareCardBuilder", cs);
    }
}