using Elternbeirat.Contracts;
using Elternbeirat.Web.Features.Layout;

namespace Elternbeirat.Web.Tests;

/// <summary>
/// Unit tests for the navigation builder. Pure logic, no PocketBase needed.
/// </summary>
public class NavBuilderTests
{
    // Id is required on the record but irrelevant to navigation, so a fixed
    // placeholder keeps these cases focused on slug/location/order/title.
    private static Page Page(string slug, string location, double order, string title) =>
        new() { Id = "test", Slug = slug, Location = location, Order = order, Title = title };

    [Fact]
    public void Header_keeps_only_header_pages_ordered_by_order()
    {
        var pages = new[]
        {
            Page("board", "header", 2, "Vorstandsteam"),
            Page("home", "header", 1, "Start"),
            Page("imprint", "footer", 1, "Impressum"),
        };

        var header = NavBuilder.Header(pages);

        header.Select(link => link.Title).ShouldBe(["Start", "Vorstandsteam"]);
    }

    [Fact]
    public void Footer_keeps_only_footer_pages_ordered_by_order()
    {
        var pages = new[]
        {
            Page("privacy", "footer", 2, "Datenschutz"),
            Page("imprint", "footer", 1, "Impressum"),
            Page("home", "header", 1, "Start"),
        };

        var footer = NavBuilder.Footer(pages);

        footer.Select(link => link.Title).ShouldBe(["Impressum", "Datenschutz"]);
    }

    [Fact]
    public void Home_page_maps_to_root_every_other_slug_to_its_path()
    {
        var pages = new[]
        {
            Page("home", "header", 1, "Start"),
            Page("board", "header", 2, "Vorstandsteam"),
        };

        var header = NavBuilder.Header(pages);

        header[0].Href.ShouldBe("/");
        header[1].Href.ShouldBe("/board");
    }
}