using FluentAssertions;
using Xunit;

namespace ColaFlow.Domain.Tests.Aggregates;

/// <summary>
/// Example Domain Unit Test for Project Aggregate
/// Based on M1-Architecture-Design.md Section 8.2
/// </summary>
public class ProjectTests
{
    [Fact]
    public void Create_ValidData_ShouldCreateProject()
    {
        // Arrange
        var name = "Test Project";
        var description = "Test Description";
        var key = "TEST";
        var ownerId = Guid.NewGuid(); // UserId.Create(Guid.NewGuid());

        // Act
        // var project = Project.Create(name, description, key, ownerId);

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // project.Should().NotBeNull();
        // project.Name.Should().Be(name);
        // project.Key.Value.Should().Be(key);
        // project.Status.Should().Be(ProjectStatus.Active);
        // project.DomainEvents.Should().ContainSingle(e => e is ProjectCreatedEvent);

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }

    [Fact]
    public void Create_EmptyName_ShouldThrowException()
    {
        // Arrange
        var name = "";
        var key = "TEST";
        var ownerId = Guid.NewGuid(); // UserId.Create(Guid.NewGuid());

        // Act
        // Action act = () => Project.Create(name, "", key, ownerId);

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // act.Should().Throw<DomainException>()
        //     .WithMessage("Project name cannot be empty");

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }

    [Fact]
    public void Create_KeyTooLong_ShouldThrowException()
    {
        // Arrange
        var name = "Test Project";
        var key = "VERYLONGKEY"; // > 10 characters
        var ownerId = Guid.NewGuid();

        // Act
        // Action act = () => Project.Create(name, "", key, ownerId);

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // act.Should().Throw<DomainException>()
        //     .WithMessage("Project key cannot exceed 10 characters");

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }

    [Fact]
    public void UpdateDetails_ValidData_ShouldUpdateProject()
    {
        // Arrange
        // var project = Project.Create("Original", "Description", "TEST", UserId.Create(Guid.NewGuid()));
        var newName = "Updated Project";
        var newDescription = "Updated Description";

        // Act
        // project.UpdateDetails(newName, newDescription);

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // project.Name.Should().Be(newName);
        // project.Description.Should().Be(newDescription);
        // project.UpdatedAt.Should().NotBeNull();
        // project.DomainEvents.Should().Contain(e => e is ProjectUpdatedEvent);

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }

    [Fact]
    public void Archive_ActiveProject_ShouldArchiveSuccessfully()
    {
        // Arrange
        // var project = Project.Create("Test", "Description", "TEST", UserId.Create(Guid.NewGuid()));

        // Act
        // project.Archive();

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // project.Status.Should().Be(ProjectStatus.Archived);
        // project.UpdatedAt.Should().NotBeNull();
        // project.DomainEvents.Should().Contain(e => e is ProjectArchivedEvent);

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }

    [Fact]
    public void Archive_AlreadyArchived_ShouldThrowException()
    {
        // Arrange
        // var project = Project.Create("Test", "Description", "TEST", UserId.Create(Guid.NewGuid()));
        // project.Archive();

        // Act
        // Action act = () => project.Archive();

        // Assert
        // TODO: Uncomment after Project aggregate is implemented
        // act.Should().Throw<DomainException>()
        //     .WithMessage("Project is already archived");

        // Placeholder assertion for template
        true.Should().BeTrue("This is a placeholder test");
    }
}
