using BuildFlow.Platform.Application.Auth.Commands;
using BuildFlow.Platform.Application.Auth.Handlers;
using File.Application.Features.Files.DTOs;
using File.Application.Features.Files.Queries;
using MediatR;
using Microsoft.EntityFrameworkCore;
using NSubstitute;
using Xunit;

namespace BuildFlow.Platform.Tests.Auth;

/// <summary>
/// 更新个人资料测试。数据库保留对象键，响应头像通过 File Application 路径查询解析。
/// </summary>
public class UpdateProfileCommandHandlerTests
{
    [Fact]
    public async Task Handle_ShouldPersistAvatarReferenceAndReturnResolvedPath()
    {
        await using var db = PlatformTestDb.CreateDbContext();
        var userId = Guid.NewGuid();
        await PlatformTestDb.SeedUserAsync(db, userId, "alice");
        var mediator = Substitute.For<IMediator>();
        mediator.Send(Arg.Any<ResolveFilePreviewPathsQuery>(), Arg.Any<CancellationToken>())
            .Returns(Task.FromResult<IReadOnlyList<FilePreviewPathDto>>(
            [
                new("avatars/alice-new.png", "/api/files/preview?objectKey=avatars%2Falice-new.png")
            ]));
        var handler = new UpdateProfileCommandHandler(db, mediator);

        var result = await handler.Handle(new UpdateProfileCommand(
            userId.ToString(),
            "Alice Zhang",
            "avatars/alice-new.png",
            "BuildFlow user"), CancellationToken.None);

        var persisted = await db.Users.SingleAsync(user => user.Id == userId);
        Assert.Equal("avatars/alice-new.png", persisted.Avatar);
        Assert.Equal("/api/files/preview?objectKey=avatars%2Falice-new.png", result.Avatar);
        await mediator.Received(1).Send(
            Arg.Is<ResolveFilePreviewPathsQuery>(query =>
                query.References.SequenceEqual(new string?[] { "avatars/alice-new.png" })),
            Arg.Any<CancellationToken>());
    }
}