using InterfaceForward.Domain.Shared.Helpers;
using Newtonsoft.Json;
using Newtonsoft.Json.Serialization;
using TrackCenter.Domain.VEntities;

namespace TrackCenter.Application.Track2InterfaceRelay;

public class InterfaceForwardService : ITransientDependency
{
    private readonly IHttpClientFactory _httpClientFactory;
    private readonly IBasicRepository<VAppEntity> _appRepository;

    public InterfaceForwardService(IHttpClientFactory httpClientFactory, IBasicRepository<VAppEntity> appRepository)
    {
        _httpClientFactory = httpClientFactory;
        _appRepository = appRepository;
    }

    public async Task<InterfaceRelayUnifyResultDto> BatchForwardThenPushToQueueAsync(
        string upStreamCode,
        string serviceProviderCode,
        List<object> data,
        string followName,
        string? other = null,
        bool sourceData = false)
    {
        var client = _httpClientFactory.CreateClient("itfx");

        var body = JsonConvert.SerializeObject(data, new JsonSerializerSettings
        {
            ContractResolver = new CamelCasePropertyNamesContractResolver(),
        });
        var content = new StringContent(body);
        content.Headers.ContentType = new System.Net.Http.Headers.MediaTypeHeaderValue("application/json");
        if (Track2InterfaceRelayAppContext.Current == null)
        {
            throw new BusinessException(message: $"请在{nameof(Track2InterfaceRelayAppContext)}中调用接口通");
        }

        var key = Track2InterfaceRelayAppContext.Current.AppKey;
        var secret = await _appRepository.GetFirstAsync(x => x.AppKey == key, x => x.AppSecret);
        if (secret == null)
        {
            throw new BusinessException(message: $"未能找到相应app，请联系管理员");
        }

        content.Headers.Add(nameof(InterfaceForwardOptions.AppKey), key);
        content.Headers.Add(nameof(InterfaceForwardOptions.AppSecret), secret);
        content.Headers.Add(nameof(followName), followName);
        content.Headers.Add(nameof(other), other);
        content.Headers.Add(nameof(sourceData), sourceData.ToString());

        using var response = await client.PostAsync($"InterfaceForward/BatchRequest?standardCode={upStreamCode}&supplierCode={serviceProviderCode}", content);

        var res = await response.Content.ReadAsStringAsync();
        if (!response.IsSuccessStatusCode)
        {
            throw new BusinessException(
                message: $"调用接口通失败：HTTP {(int)response.StatusCode} {response.ReasonPhrase}；响应：{Truncate(res, 300)}");
        }

        return res.ToObject<InterfaceRelayUnifyResultDto>()!;
    }

    private static string Truncate(string? text, int maxLen)
    {
        if (string.IsNullOrEmpty(text)) return string.Empty;
        return text.Length <= maxLen ? text : text[..maxLen] + "...";
    }
}