using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using CSharpToJsonSchema;
using Ollama;
using RhythmBase.Components;
using System.ComponentModel;

namespace RDTKEditor.AIAssistant
{
	public class Assistant
	{
		public const string Deepseek = "deepseek-r1:8b";
		public const string Smollm = "smollm2:135m";
		public const string Qwen_0_5 = "qwen2.5-coder:0.5b";
		public const string Qwen_3 = "qwen2.5-coder:3b";
		public OllamaApiClient Ollama { get; } = new(baseUri: new Uri("http://127.0.0.1:11434/api"));
		public Chat Chat { get; }
		public Assistant(string modelName)
		{
			Chat = Ollama.Chat(
				model: modelName,
				autoCallTools: true
				);
			var utils = new RhythmBaseUtils();
			Chat.AddToolService(utils.AsTools().AsOllamaTools(), utils.AsCalls());
		}
		public async IAsyncEnumerable<GenerateCompletionResponse> GetResponse(string modelName, string userInput)
		{
			await foreach (var responce in Ollama.Completions.GenerateCompletionAsync(modelName, userInput))
			{
				if (responce != null)
				{
					yield return responce;
				}
			}
		}
	}
	[GenerateJsonSchema]
	public interface IRhythmBaseUtils
	{
		[Description("创建空关卡")]
		public void CreateEmptyLevel();
		[Description("创建关卡模板（默认关卡）")]
		public void CreateLevelTemplate();
		[Description("打开关卡")]
		public void OpenLevel([Description("关卡路径")] string filepath);
		[Description("添加轨道")]
		public void AddRow(
			[Description("轨道所在的房间")] RDRoomIndex roomIndex,
			[Description("轨道名称")] string trackName
			);
		[Description("保存关卡")]
		public void SaveLevel([Description("关卡路径，后缀为 .rdlevel")] string filepath);
	}
	public class RhythmBaseUtils : IRhythmBaseUtils
	{
		private RDLevel? level;
		public void CreateEmptyLevel()
		{
			Console.BackgroundColor = ConsoleColor.Green;
			Console.WriteLine($"Called CreateEmptyLevel");
			Console.ResetColor();
			level = [];
		}
		public void CreateLevelTemplate()
		{
			Console.BackgroundColor = ConsoleColor.Green;
			Console.WriteLine($"Called CreateLevelTemplate");
			Console.ResetColor();
			level = RDLevel.Default;
		}
		public void OpenLevel(string filepath)
		{
			Console.BackgroundColor = ConsoleColor.Green;
			Console.WriteLine($"Called OpenLevel: {filepath}");
			Console.ResetColor();
			level = RDLevel.Read(filepath);
		}
		public void AddRow(RDRoomIndex roomIndex, string trackName)
		{
			Console.BackgroundColor = ConsoleColor.Green;
			Console.WriteLine($"Called AddRow: [{roomIndex}] {trackName}");
			Console.ResetColor();
			level?.CreateRow(roomIndex, trackName);
		}
		public void SaveLevel(string filepath)
		{
			Console.BackgroundColor = ConsoleColor.Green;
			Console.WriteLine($"Called SaveLevel: {filepath}");
			Console.ResetColor();
			string dir = Path.GetDirectoryName(filepath) ?? "";
			if (!string.IsNullOrEmpty(dir))
			{
				Directory.CreateDirectory(dir);
			}
			level?.Write(filepath);
		}
	}
}