using WxAgent.Core;
using Xunit;

namespace WxAgent.Core.Tests;

public sealed class WechatNoteWindowTests
{
    [Fact]
    public void OnlyAFreshVisibleNoteInTheExpectedProcessIsSelected()
    {
        WechatNoteWindowCandidate[] windows = [
            new(1, 10, "笔记", true, false), // Existing note must not be exported instead of the selected message.
            new(2, 10, "笔记交流群", true, true),
            new(3, 20, "笔记", true, false),
            new(4, 10, "笔记", false, false),
            new(5, 10, "微信", true, false),
            new(6, 10, "笔记", true, false)];
        Assert.Equal(6, WechatNoteWindow.FindOpened(windows, 10, new HashSet<long> { 1 }));
        Assert.Null(WechatNoteWindow.FindOpened(windows[..5], 10, new HashSet<long> { 1 }));
    }

    [Fact]
    public void AmbiguousNewNotesAreRejected()
    {
        var error = Assert.Throws<WxAgentException>(() => WechatNoteWindow.FindOpened([
            new(1, 10, "笔记", true, false), new(2, 10, "笔记", true, false)], 10, new HashSet<long>()));
        Assert.Equal(WxAgentErrorCode.UiStructureChanged, error.Code);
    }

    [Fact]
    public void RepeatedNoteParagraphsMustRemainRepeated()
    {
        var content = new WechatNoteContent([
            new("text", "重复段落"), new("text", "重复段落")]);
        Assert.Equal("重复段落\n\n重复段落", content.ToMarkdown().ReplaceLineEndings("\n"));
    }
}