using System.Collections.Generic;
using LLM.Editor.Commands;
using LLM.Editor.Data;
using NUnit.Framework;

namespace LLM.Editor.Tests.Unit
{
    [TestFixture]
    public class GetProjectSettingSchemaCommandTests
    {
        private CommandContext _context;

        [SetUp]
        public void SetUp()
        {
            _context = new CommandContext();
        }

        [Test]
        public void Execute_WithValidApiClass_ReturnsSuccessAndSchema()
        {
            // Arrange
            var command = new GetProjectSettingSchemaCommand { apiClassName = "UnityEngine.Time" };

            // Act
            var result = command.Execute(_context);

            // Assert
            Assert.AreEqual(CommandOutcome.Success, result);
            Assert.IsInstanceOf<Dictionary<string, object>>(_context.CurrentSubject);
            var schema = (Dictionary<string, object>)_context.CurrentSubject;
            Assert.IsTrue(schema.ContainsKey("fixedDeltaTime"));
            Assert.IsTrue(schema.ContainsKey("timeScale"));
        }

        [Test]
        public void Execute_WithInvalidApiClass_ReturnsError()
        {
            // Arrange
            var command = new GetProjectSettingSchemaCommand { apiClassName = "UnityEngine.NonExistentClass" };

            // Act
            var result = command.Execute(_context);

            // Assert
            Assert.AreEqual(CommandOutcome.Error, result);
            Assert.IsTrue(_context.ErrorMessage.Contains("Could not find a class named"));
        }

        [Test]
        public void Execute_WithNullApiClass_ReturnsError()
        {
            // Arrange
            var command = new GetProjectSettingSchemaCommand { apiClassName = null };

            // Act
            var result = command.Execute(_context);

            // Assert
            Assert.AreEqual(CommandOutcome.Error, result);
            Assert.IsTrue(_context.ErrorMessage.Contains("'apiClassName' is required"));
        }
    }
}