using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.Controllers;
using Microsoft.AspNetCore.Mvc.Filters;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Logging.Abstractions;
using Newtonsoft.Json;
using NPin.Framework.Core.Extensions;
using NPin.Framework.Upms.Domain.Shared.OperLog;
using Volo.Abp.DependencyInjection;
using Volo.Abp.Domain.Repositories;
using Volo.Abp.Users;

namespace NPin.Framework.Upms.Domain.OperLog;

public class OperLogGlobalAttribute : ActionFilterAttribute, ITransientDependency
{
    public ILogger<OperLogGlobalAttribute> Logger { get; set; }
    private IRepository<OperationLogEntity> _repository;
    private ICurrentUser _currentUser;

    public OperLogGlobalAttribute(IRepository<OperationLogEntity> repository,
        ICurrentUser currentUser)
    {
        Logger = NullLogger<OperLogGlobalAttribute>.Instance;
        _repository = repository;
        _currentUser = currentUser;
    }

    public override async Task OnResultExecutionAsync(ResultExecutingContext context, ResultExecutionDelegate next)
    {
        // 获取执行结果
        var resultContext = await next.Invoke();

        // 判断是否在 控制器方法 上
        if (resultContext.ActionDescriptor is not ControllerActionDescriptor contextActionDescriptor) return;

        // 查找特性
        var operLogAttribute = contextActionDescriptor.MethodInfo.GetCustomAttributes(inherit: true)
            .FirstOrDefault(a => a.GetType() == typeof(OperLogAttribute)) as OperLogAttribute;
        // 无特性表达式 直接返回 不处理
        if (operLogAttribute is null) return;

        // 获取Ip
        var logEntity = OperationLogEntity.GetInfoByHttpContext(resultContext.HttpContext);

        logEntity.OperType = operLogAttribute.OperType;
        logEntity.Title = operLogAttribute.Title;
        logEntity.RequestMethod = resultContext.HttpContext.Request.Method;
        logEntity.Method = resultContext.HttpContext.Request.Path.Value;
        logEntity.OperUser = _currentUser.UserName;

        // 请求结果保存
        if (operLogAttribute.IsSaveResponseData)
        {
            if (resultContext.Result is ContentResult { ContentType: "application/json" } result)
            {
                logEntity.RequestResult = result.Content?.Replace("\r\n", "").Trim();
            }

            if (resultContext.Result is JsonResult result2)
            {
                logEntity.RequestResult = result2.Value?.ToString();
            }

            if (resultContext.Result is ObjectResult result3)
            {
                logEntity.RequestResult = JsonConvert.SerializeObject(result3);
            }
        }

        // 请求参数保存
        if (operLogAttribute.IsSaveRequestData)
        {
            // 不建议保存 比较吃性能
            // logEntity.RequestParam = context.HttpContext.GetRequestValue();
        }

        await _repository.InsertAsync(logEntity);
    }
}