using Asp.Versioning;
using MAX.Framework.Dtos;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;
using MySqlX.XDevAPI.Common;
using Store.Framework.Base;
using Store.Framework.Models;
using Store.ImageCache.Dtos;
using Store.ImageCache.Services;
using System;
using System.Collections.Generic;


namespace KJD_Web.Controllers
{
	[ApiVersionNeutral]
	[Route("api/ImageCache/[action]")]
	public class ImageCacheController : AppControllerBase
	{
		private readonly ImageCacheService _imageCacheService;
		private readonly ILogger<ImageCacheController> _logger;

		public ImageCacheController(ImageCacheService imageCacheService, ILogger<ImageCacheController> logger)
		{
			if (imageCacheService == null)
			{
				throw new ArgumentNullException("imageCacheService");
			}

			_imageCacheService = imageCacheService;
			_logger = logger;
		}


		/// <summary>
		/// 批量按 MD5 查询图片缓存。
		/// </summary>
		[HttpPost]
		public ApiResult<List<ImageCacheDto>> GetImageCache(ImageCacheBatchQueryRequest request)
		{
			List<ImageCacheDto> data = new List<ImageCacheDto>();
			try
			{
				if (request != null && request.Md5s != null)
				{
					data = _imageCacheService.GetByMd5s(request.Md5s, request.Platform);
				}
				return ApiResult.Ok(data);
			}
			catch (ArgumentException ex)
			{
				return ApiResult.Fail(ex.Message);
			}
		}



		/// <summary>
		/// 按 MD5 和平台更新平台图片 URL。
		/// </summary>
		[HttpPost]
		public ApiResult<List<string>> AddOrUpdate(ImageCacheUpdateUrlRequest[] requests)
		{
			if (requests == null || requests.Length == 0)
			{
				return ApiResult.Fail("参数不能为空");
			}

			var failedItems = new List<string>();
			foreach (var item in requests)
			{
				if (item == null)
				{
					return ApiResult.Fail("图片参数不能包含空项", ResultCode.ValidationError);
				}
				try
				{
					if (!_imageCacheService.AddOrUpdate(item.Md5, item.Platform, item.PlatformUrl))
					{
						failedItems.Add(item.Md5);
					}
				}
				catch (Exception ex)
				{
					_logger.LogError(ex, "AddOrUpdate 失败, Md5={Md5}", item.Md5);
					failedItems.Add(item.Md5);
				}
			}

			return failedItems.Count == 0
				? ApiResult.Ok()
				: ApiResult.Fail("部分图片失败", failedItems);
		}
		public class ImageCacheBatchQueryRequest
		{
			public List<string> Md5s { get; set; }
			public byte? Platform { get; set; }
		}

		public class ImageCacheUpdateUrlRequest
		{
			public string Md5 { get; set; }
			public byte Platform { get; set; }
			public string PlatformUrl { get; set; }
		}
	}
}