using Falcon.SugarApi.BackTask;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using System.Threading;
using System;
using Microsoft.Extensions.Logging;
using Microsoft.Extensions.Hosting;
using System.Threading.Tasks;

namespace Falcon.SugarApi.Test
{
    [TestClass]
    public class BackTaskTest
    {
        [TestMethod]
        public void BackgroundLongTaskTestMethod() {
            var task = new BackTaskObject();
            Assert.IsTrue(task.State == 0, "初始化状态错误");
            var token = new CancellationTokenSource();
            task.StartAsync(token.Token);
            Thread.Sleep(1 * 1000);
            Assert.IsTrue(task.State == 1, "启动状态错误");
            Thread.Sleep(5 * 1000);
            task.StopAsync(token.Token).Wait();
            Thread.Sleep(2 * 1000);
            Assert.IsTrue(task.State == 2, "停止状态错误");
            Console.WriteLine($"{DateTime.Now.ToString("HH:mm:ss")}:测试完成");

            var asyncTask = new BackTaskAsync();
            Console.WriteLine("启动异步任务");
            asyncTask.StartAsync(token.Token).Wait();
            Thread.Sleep(10 * 1000);
            Console.WriteLine("停止异步任务");
            asyncTask.StopAsync(token.Token).Wait();
        }
    }

    public class BackTaskAsync : BackTaskObject
    {
        public BackTaskAsync() {
            this.Log = new TestLog<BackTaskObject>();
        }
        public override float RunTimespan => 1;

        protected async override Task RunAsync() {
            this.Log.LogInformation($"{DateTime.Now.ToString("HH:mm:ss")}:BackTaskAsync Run!");
            //Thread.Sleep(3 * 1000);
            await Task.Delay(new TimeSpan(0,0,3));
            await Task.CompletedTask;
        }
    }

    public class BackTaskObject : BackgroundLongTask
    {
        public override float RunTimespan => 1;
        public ILogger Log { get; set; }
        public int State { get; set; } = 0;

        public BackTaskObject() {
            this.Log = new TestLog<BackTaskObject>();
        }

        protected override void OnStop(BackgroundLongTask t) {
            State = 2;
            this.Log.LogInformation($"{DateTime.Now.ToString("HH:mm:ss")}:Test OnStop!");
            base.OnStop(t);
        }

        protected override void OnStart(BackgroundLongTask t) {
            State = 1;
            this.Log.LogInformation($"{DateTime.Now.ToString("HH:mm:ss")}:Test OnStart!");
            base.OnStart(t);
        }

        protected override void OnCompleted(BackgroundLongTask t) {
            this.Log.LogInformation($"{DateTime.Now.ToString("HH:mm:ss")}:Test OnCompleted!");
            base.OnCompleted(t);
        }

        protected override Task RunAsync() {
            this.Log.LogInformation($"{DateTime.Now.ToString("HH:mm:ss")}:Test Run!");
            return Task.CompletedTask;
        }

    }
}