using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Http;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;

namespace VideoConcat.Common.Tools
{
    public class HttpService
    {
        private readonly HttpClient _httpClient;

        public HttpService()
        {
            _httpClient = new HttpClient
            {
                //BaseAddress = new Uri("https://admin.xiangbing.vip"),
                BaseAddress = new Uri("http://127.0.0.1:8080"),
            };
        }

        public async Task<ApiResponse<T>> PostAsync<T>(string url, object data)
        {
            try
            {
                var json = JsonSerializer.Serialize(data);
                var content = new StringContent(json, Encoding.UTF8, "application/json");

                var response = await _httpClient.PostAsync(url, content);
                var apiResponse = await ApiResponse<T>.CreateAsync(response);

                if (!apiResponse.IsSuccess)
                {
                    LogUtils.Error($"PostAsync<{typeof(T)}> failed: {apiResponse.Code} {apiResponse.Msg}");
                }

                return apiResponse;
            }
            catch (TaskCanceledException)
            {
                return new ApiResponse<T>
                {
                    IsSuccess = false,
                    Msg = "请求超时",
                    Code = 408
                };
            }
            catch (Exception ex)
            {
                return new ApiResponse<T>
                {
                    IsSuccess = false,
                    Msg = ex.Message,
                    Code = 500
                };
            }
        }
    }

    public class ApiResponse<T>
    {
        public bool IsSuccess { get; set; }
        public int Code { get; set; }
        public T Data { get; set; }
        public string Msg { get; set; }
        public string RawContent { get; set; }

        public static async Task<ApiResponse<T>> CreateAsync(HttpResponseMessage response)
        {
            var result = new ApiResponse<T>
            {
                IsSuccess = response.IsSuccessStatusCode,
                Code = (int)response.StatusCode,
                RawContent = await response.Content.ReadAsStringAsync()
            };

            try
            {
                if (result.IsSuccess)
                {
                    result.Data = JsonSerializer.Deserialize<T>(result.RawContent);
                }
                else
                {
                    result.Msg = result.RawContent; // 或解析错误结构
                }
            }
            catch (JsonException ex)
            {
                result.IsSuccess = false;
                result.Msg = $"JSON解析失败: {ex.Message}";
            }

            return result;
        }
    }
}