using Cysharp.Threading.Tasks;
using Cysharp.Threading.Tasks.Linq;
using MessagePipe;
using PMaker.Await;
using PMaker.Await.UI;
using PMaker.DependencyInjection;
using PMaker.Extension;
using PMaker.MessagePipe;
using PMaker.MessagePipe.Extension;
using PMaker.UI;
using System;
using System.Collections.Generic;
using System.Threading;
using UniRx;
using UnityEngine;

namespace _2
{
    public class MainLogic : MainLogicBase
    {
        private async void Start()
        {
            var mainCancellationToken = this.GetCancellationTokenOnDestroy();

            #region Init

            // 流程初始化
            var list = new List<Func<CancellationToken, UniTask>>()
            {
                _0,
                _1,
                _2,
            };

            // Wait类型选择
            async UniTask<int> WaitMoudleSelect(CancellationToken token)
            {
                var value = await this.SendFuncAsync("类型Any", -1, token);
                Debug.Log(value);
                return value;
            }

            // 2.类型选择界面
            async UniTask _1PageLogic()
            {
                var tokenSource = default(CancellationTokenSource);
                tokenSource?.Cancel();
                tokenSource = CancellationTokenSource.CreateLinkedTokenSource(mainCancellationToken);

                SetTopText("实验室的防护与应急");
                SendPageSetUI("类型", true);
                var index = await WaitMoudleSelect(tokenSource.Token);
                SendPageSetUI("类型", false);
                await list[index].Invoke(tokenSource.Token);
            }

            MessageKit.GetSubscriber<string, string>()
                .Subscribe("类型Input", async _ =>
                {
                    Debug.Log("类型选择");
                    var result = await _1PageLogic().SuppressCancellationThrow();
                    Debug.Log("类型选择IsCanceled: " + result);
                });

            #endregion

            await MessageKit.PublishAsync("Reload", 0);
            if (MainLogicBase.isFirst == true)
            {
                MainLogicBase.isFirst = false;
                SetCurrentPage<Page2>();
                // 1.首页
                await SendPageWaitUI("首页", mainCancellationToken);
            }
            else
            {
                SetCurrentPage<Page2>();
            }

            // 2.0 全局 通用
            SendPageSetUI("全局", true);
            SendPageSetUI("通用", true);
            MessageKit.Publish("类型Input", "");
            await IoC.GetSingleton<SceneLoader>().LoadScene(0); //.Forget();

            #region Logic

            // 0.综合考核->实验报告->试验结束
            async UniTask _0(CancellationToken token)
            {
                // 3.综合考核
                await SendPageWaitUI("00综合考核", token);
                // 4.实验报告?
                await SendPageWaitUI("实验报告", token);
                // 5.试验结束
                Debug.Log("实验结束");
                MessageKit.Publish("返回首页");
            }

            // 1.实验室防护技术系统
            async UniTask _1(CancellationToken token)
            {
                SetTopText("实验室防护系统");
                var tips = new string[]
                {
                    "实验室的防护与应急虚拟",
                };
                var ui = Page.GetUI<AwaitBehaviour>("01实验室的防护与应急虚拟");
                //ui.current
                //  .Where(_ => _ >= 0 && _ < tips.Length)
                //  .Subscribe(_ => {
                //      SetTopText(tips[_]);
                //  })
                //  .AddTo(this);
                await ui.WaitAsync(token);
                await ReturnMoudleSelect();
            }

            // 2.现场事故应急处置模块
            async UniTask _2(CancellationToken token)
            {
                var sublist = new List<Func<CancellationToken, UniTask>>()
                {
                    _2_1,
                    _2_2,
                    _2_3,
                    _2_4,
                };
                {
                    while (token.IsCancellationRequested != true)
                    {
                        SetTopText("现场事故应急处置模块");
                        Page.ShowUI("02现场事故应急处置模块");
                        var moudleSelect = Page.GetUI<UIMoudleIndexGetter>("02现场事故应急处置模块/模块选择");
                        moudleSelect.gameObject.SetActive(true);
                        var index = await moudleSelect.WaitIndexAsync(token);
                        if (index is 3)
                        {
                            await sublist[index].Invoke(token);
                            continue;
                        }
                        else
                        {
                            moudleSelect.gameObject.SetActive(false);
                            await sublist[index].Invoke(token);
                            await ReturnMoudleSelectSub();
                            continue;
                        }
                    }
                }
                //Page.HideUI("02现场事故应急处置模块");
            }

            // 2.1.现场急救具体处置
            async UniTask _2_1(CancellationToken token)
            {
                var tips = new string[]
                {
                    "现场急救具体处置",
                };
                var ui = Page.GetUI<UISequence>("02现场事故应急处置模块/01现场急救具体处置");
                ui.current
                    .Where(_ => _ >= 0 && _ < tips.Length)
                    .Subscribe(_ => { SetTopText(tips[_]); })
                    .AddTo(this);
                await ui.WaitAsync(token);
                //await ReturnMoudleSelect();
            }

            // 2.2.危化品泄露应急处置-待制作
            async UniTask _2_2(CancellationToken token)
            {
                var ui = Page.GetUI<AwaitBehaviour>("02现场事故应急处置模块/02危化品泄露应急处置-待完善");
                SetTopText("危化品泄露应急处置");
                await ui.WaitAsync(token);
                // await ReturnMoudleSelect();
                //await GlobalPage.ShowTip_2Async("待制作",
                //     cancellationToken: token,
                //    onSelect: new Func<CancellationToken, UniTask>[]
                //    {
                //        async token => {
                //        await UniTask.Yield();
                //        },
                //        async token => {
                //        await UniTask.Yield();
                //        },
                //    });
                //await ReturnMoudleSelect();
            }

            // 2.3.气瓶泄漏应急处置
            async UniTask _2_3(CancellationToken token)
            {
                var tips = new string[]
                {
                    "气瓶泄漏应急处置",
                };
                var ui = Page.GetUI<UISequence>("02现场事故应急处置模块/03气瓶泄漏应急处置");
                ui.current
                    .Where(_ => _ >= 0 && _ < tips.Length)
                    .Subscribe(_ => { SetTopText(tips[_]); })
                    .AddTo(this);
                await ui.WaitAsync(token);
                //await ReturnMoudleSelect();
            }

            // 2.4.气瓶泄漏应急处置-待补充
            async UniTask _2_4(CancellationToken token)
            {
                await IoC.GetSingleton<SceneLoader>().LoadScene(2);

                IoC.GetSingleton<Loading>().Hide();
                var moudleSelect = Page.GetUI<UIMoudleIndexGetter>("02现场事故应急处置模块/模块选择");
                moudleSelect.gameObject.SetActive(false);
                bool isTrue = false;
                while (!isTrue)
                {
                    await UniTask.Yield();
                }
                // await ReturnMoudleSelectSub();
                SetTopText("气瓶火灾爆炸应急处置");
                // IoC.GetSingleton<_2.MainLogic>().SetTopText("气瓶火灾爆炸应急处置");
            }

            #endregion

            // method
            // Set顶部标题
            void SetTopText(string value)
            {
                this.Send("SetTopText", value);
            }

            // 返回类型界面
            async UniTask ReturnMoudleSelect()
            {
                //await MessageKit.PublishAsync("Reload", 0);
                MessageKit.GetPublisher<string>()
                    .Publish("返回类型");
                await UniTask.Yield();
            }

            // 返回2级类型界面
            async UniTask ReturnMoudleSelectSub()
            {
                await MessageKit.PublishAsync("Reload", 0);
                var page = this.Page;
                foreach (var item in page.transform.Children())
                {
                    item.gameObject.SetActive(false);
                }

                page.transform.Find("全局").gameObject.SetActive(true);
                page.transform.Find("通用").gameObject.SetActive(true);
            }
        }
    }
}