using Microsoft.EntityFrameworkCore;
using RadicadeServer.CDN.Config;
using RadicadeServer.DB;
using RadicadeServer.RecNet.Config;
using RadicadeServer.Utils;
using Xunit;

namespace RadicadeServer.Tests;

public class LoadingScreenTipTests
{
    [Theory]
    [InlineData("radicade", "yum", "Welcome to Radicade")]
    [InlineData("Custom welcome", "Custom message", "Custom welcome")]
    public void ReplacesOnlyLegacyPlaceholder(string title, string message, string expectedTitle)
    {
        using var db = new RecDBContext(TestDbOptions.Create()
            .UseInMemoryDatabase(Guid.NewGuid().ToString()).Options);
        db.ServerConfig.Add(new ServerConfigVal("LoadingScreenTipData",
            System.Text.Json.JsonSerializer.Serialize(new[] { new { Title = title, Message = message } })));
        db.SaveChanges();

        // The old single, image-less tip's wording is carried onto the first official image; the
        // "radicade"/"yum" placeholder is not worth carrying, so that one keeps the default text.
        // The default is read from the catalog rather than repeated here, so rewording a tip
        // (which is a copy decision, not a behaviour one) does not fail this test.
        var tips = new CDNConfigAPI(db).GetLoadingScreenTipData()!;
        var tip = tips[0];
        Assert.Equal(expectedTitle, tip.Title);
        Assert.Equal(title == "radicade" ? LoadingScreenImages.Tips[0].Message : message, tip.Message);
    }

    [Fact]
    public void CyclesThroughTheOfficialImagesOnly()
    {
        using var db = new RecDBContext(TestDbOptions.Create()
            .UseInMemoryDatabase(Guid.NewGuid().ToString()).Options);
        db.ServerConfig.Add(new ServerConfigVal("LoadingScreenTipData",
            System.Text.Json.JsonSerializer.Serialize(new[] { new { Title = "Custom welcome", Message = "Custom message", ImageName = "avatar-upload.png" } })));
        db.SaveChanges();

        var tips = new CDNConfigAPI(db).GetLoadingScreenTipData()!;

        Assert.Equal(LoadingScreenImages.Names, tips.Select(t => t.ImageName));
        Assert.All(tips, t => Assert.False(string.IsNullOrWhiteSpace(t.Title)));
        Assert.All(tips, t => Assert.False(string.IsNullOrWhiteSpace(t.Message)));
    }

    [Fact]
    public void ReusesAnAdministratorsTextForItsImage()
    {
        using var db = new RecDBContext(TestDbOptions.Create()
            .UseInMemoryDatabase(Guid.NewGuid().ToString()).Options);
        db.ServerConfig.Add(new ServerConfigVal("LoadingScreenTipData",
            System.Text.Json.JsonSerializer.Serialize(new[] { new { Title = "Our rules", Message = "Be nice.", ImageName = "Star.png" } })));
        db.SaveChanges();

        var star = new CDNConfigAPI(db).GetLoadingScreenTipData()!.First(t => t.ImageName == "Star.png");

        Assert.Equal("Our rules", star.Title);
        Assert.Equal("Be nice.", star.Message);
    }

    [Fact]
    public void NewDatabaseSeedHasWelcomeText()
    {
        using var json = System.Text.Json.JsonDocument.Parse(FirstTimeUtils.LoadingScreen);
        Assert.Equal("Welcome to Radicade", json.RootElement[0].GetProperty("Title").GetString());
        Assert.DoesNotContain("yum", json.RootElement[0].GetProperty("Message").GetString()!);
    }
}