using Microsoft.AspNetCore.Mvc.Filters;
using Microsoft.Azure.Functions.Worker;
using Microsoft.Azure.Functions.Worker.Middleware;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using TEAMModelOS.SDK.DI;
using static OpenXmlPowerTools.RevisionProcessor;
using TEAMModelOS.SDK.Models;

namespace TEAMModelOS
{
    public class TimeMonitorMiddleware : IFunctionsWorkerMiddleware
    {
        private readonly  AzureRedisFactory _azureRedis;
        public TimeMonitorMiddleware(AzureRedisFactory azureRedis) {
            _azureRedis = azureRedis;   
        }

        public async Task Invoke(FunctionContext context, FunctionExecutionDelegate next)
        {
            Stopwatch sw = new Stopwatch();
            sw.Start();
            await next(context);
            sw.Stop();
            long st = sw.ElapsedMilliseconds;
            long costTime = st / 1000 ;
            string time = DateTimeOffset.Now.ToString("yyyyMMdd");
            string name = context.FunctionDefinition.Name;
            string costkey = $"AzureFunction:Cost:{time}:{name}";
            //超过1秒的 才记录执行时长
            if (costTime > 1) {
                await _azureRedis.GetRedisClient(8).HashSetAsync(costkey, costTime, costTime);
                await _azureRedis.GetRedisClient(8).KeyExpireAsync(costkey, new TimeSpan(24, 0, 0));
            }
            string countkey = $"AzureFunction:Count:{time}";
            await _azureRedis.GetRedisClient(8).SortedSetIncrementAsync(countkey, name, 1);
            await _azureRedis.GetRedisClient(8).KeyExpireAsync(countkey, new TimeSpan(24, 0, 0));
        }
    }
}