using VideoAnalysisCore.Common;
using Learn.VideoAnalysis.Controllers.Dto;
using Microsoft.AspNetCore.Mvc;
using System.Reflection;
using VideoAnalysisCore.Enum;
using VideoAnalysisCore.Model;
using VideoAnalysisCore.AICore.FFMPGE;
using VideoAnalysisCore.Model.Dto;
using VideoAnalysisCore.AICore.ChatGPT.Dto;

namespace Learn.VideoAnalysis.Controllers
{
    [ApiController]
    [Route("[controller]/[action]")]
    public class ApiController : ControllerBase
    {
        private readonly ILogger<ApiController> _logger;
        private readonly Repository<VideoTask> videoTaskDB;
        public ApiController(ILogger<ApiController> logger, Repository<VideoTask> videoTaskDB)
        {
            _logger = logger;
            this.videoTaskDB = videoTaskDB;
        }

        private string GetClientIpAddress()
        {
            // 检查 X-Forwarded-For 请求头
            if (HttpContext.Request.Headers.ContainsKey("X-Forwarded-For")
                && !string.IsNullOrEmpty(HttpContext.Request.Headers["X-Forwarded-For"]))
                return HttpContext.Request.Headers["X-Forwarded-For"].ToString();
            if (HttpContext.Connection.RemoteIpAddress != null)
                return HttpContext.Connection.RemoteIpAddress.ToString();
            throw new Exception("未能获取到客户端ip地址");
        }

        /// <summary>
        /// 获取视频信息<para>taskId/tagId二选一</para>
        /// </summary>
        /// <param name="taskId"></param>
        /// <param name="tagId">自定义id</param>
        /// <returns></returns>
        [HttpGet(Name = "TaskInfo")]
        public async Task<IActionResult> TaskInfo(long taskId,string? tagId)
        {
            var  task = await videoTaskDB.AsQueryable()
                .WhereIF(taskId!=0, s => s.Id == taskId)
                .WhereIF(string.IsNullOrEmpty(tagId), s => s.TagId == tagId)
                .FirstAsync();
            if (task.LastEnum != RedisChannelEnum.EndTask)
                return BadRequest(new { Enum = task.LastEnum ,Task = task.ChatAnalysis});
            return Ok(new { Enum = task.LastEnum, Task = task.ChatAnalysis });
        }

        /// <summary>
        /// 插入队列
        /// </summary>
        /// <param name="enum"></param>
        /// <param name="msg"></param>
        /// <returns></returns>
        [HttpPost(Name = "TestInsertChannel")]
        public IActionResult TestInsertChannel(int @enum=1, string msg= "test_0001")
        {
            RedisExpand.InsertChannel(@enum.ToEnum<RedisChannelEnum>().Value
                , msg);
            return Ok();
        }
        /// <summary>
        /// 视频处理
        /// </summary>
        /// <param name="req">请求体</param>
        /// <returns></returns>
        [HttpPost(Name = "VideoAnalysis")]
        public async Task<IActionResult> VideoAnalysis(VideoAnalysisReq req)
        {
            if (!ModelState.IsValid)  return BadRequest(ModelState);

            // 自动映射属性到哈希
            var task = new VideoTask() 
            {
                ComeFrom = GetClientIpAddress(),
                MediaUrl = req.MediaUrl,
                ApiToken = req.ApiToken,
                Tag = req.Tag,
                TagId = req.TagId,
            };
            //入库
            task.Id = await videoTaskDB.InsertReturnBigIdentityAsync(task);
            var hashEntries = task.GetType()
                .GetProperties(BindingFlags.Public | BindingFlags.Instance)
                .ToDictionary(s => s.Name, s => s.GetValue(task));
            RedisExpand.Redis.HMSet(RedisExpandKey.Task(task.Id), hashEntries);

            RedisExpand.InsertChannel(RedisChannelEnum.DownloadFile,task.Id);
            return  Ok(task.Id);
        }
    }
}