import 'dart:io';

import 'package:fluro/fluro.dart';
import 'package:flutter/material.dart';
import 'package:yumi/modules/chat/chat_route.dart';
import 'package:yumi/modules/auth/login_route.dart';
import 'package:yumi/app/routes/sc_lk_application.dart';

/// 安卓页面切换时长
const Duration kAndroidTransitionDuration = Duration(milliseconds: 375);

/// fluro的路由跳转工具类
class SCNavigatorUtils {
  static bool inChatPage = false;
  static bool inLoginPage = false;

  /// 登录态失效时，多个入口可能同时尝试跳登录页。
  /// 统一在这里做一次幂等保护，避免堆叠多个登录页。
  static Future<void> pushLoginIfNeeded(
    BuildContext context, {
    bool replace = false,
    bool clearStack = false,
    TransitionType? transition,
    Duration? transitionDuration,
    RouteTransitionsBuilder? transitionBuilder,
  }) async {
    if (inLoginPage) {
      return;
    }
    await push(
      context,
      LoginRouter.login,
      replace: replace,
      clearStack: clearStack,
      transition: transition,
      transitionDuration: transitionDuration,
      transitionBuilder: transitionBuilder,
    );
  }

  //不需要页面返回值的跳转
  static Future push(
    BuildContext context,
    String path, {
    bool replace = false,
    bool clearStack = false,
    TransitionType? transition,
    Duration? transitionDuration,
    RouteTransitionsBuilder? transitionBuilder,
  }) async {
    FocusScope.of(context).unfocus();
    inLoginPage = path.startsWith(LoginRouter.login);
    inChatPage = path.startsWith(SCChatRouter.chat);
    final result = await SCLkApplication.router.navigateTo(
      context,
      path,
      replace: replace,
      clearStack: clearStack,

      ///在系统语言为ar语会有问题
      transition: (Platform.isAndroid ? null : TransitionType.cupertino),
      // transitionDuration: transitionDuration ??
      //     (Platform.isAndroid ? kAndroidTransitionDuration : null),
      // transitionBuilder: transitionBuilder ??
      //     (Platform.isAndroid ? (context, animation, secondaryAnimation, child) {
      //       return ScaleTransition(
      //         scale: Tween(begin: 1.0,end: 0.9).animate(CurvedAnimation(parent: secondaryAnimation, curve: Curves.ease)),
      //         child: SlideTransition(
      //           position: Tween<Offset>(
      //             begin: const Offset(1.0, 0.0),
      //             end: const Offset(0.0, 0.0),
      //           ).animate(CurvedAnimation(parent: animation, curve: Curves.ease)),
      //           child: child,
      //         ),
      //       );
      //     } : null)
    );

    return result;
  }

  //需要页面返回值的跳转
  static pushResult(
    BuildContext context,
    String path,
    Function(Object) function, {
    bool replace = false,
    bool clearStack = false,
    TransitionType? transition,
  }) {
    FocusScope.of(context).unfocus();
    inLoginPage = path == LoginRouter.login;
    inChatPage = path.startsWith(SCChatRouter.chat);
    SCLkApplication.router
        .navigateTo(
          context,
          path,
          replace: replace,
          clearStack: clearStack,
          // transition: transition ??
          //     (Platform.isAndroid
          //         ? TransitionType.custom
          //         : TransitionType.cupertino),
          // transitionDuration:
          // Platform.isAndroid ? kAndroidTransitionDuration : null,
          // transitionBuilder:
          // Platform.isAndroid ? (context, animation, secondaryAnimation, child) {
          //   return ScaleTransition(
          //     scale: Tween(begin: 1.0,end: 0.9).animate(CurvedAnimation(parent: secondaryAnimation, curve: Curves.ease)),
          //     child: SlideTransition(
          //       position: Tween<Offset>(
          //         begin: const Offset(1.0, 0.0),
          //         end: const Offset(0.0, 0.0),
          //       ).animate(CurvedAnimation(parent: animation, curve: Curves.ease)),
          //       child: child,
          //     ),
          //   );
          // } : null
        )
        .then((result) {
          // 页面返回result为null
          if (result == null) {
            return;
          }
          function(result);
        })
        .catchError((error) {});
  }

  /// 直接返回
  static void goBack(BuildContext context) {
    if (inChatPage) {
      inChatPage = false;
    }
    FocusScope.of(context).unfocus();
    Navigator.pop(context);
  }

  /// 带参数返回
  static void goBackWithParams(BuildContext context, result) {
    if (inChatPage) {
      inChatPage = false;
    }
    FocusScope.of(context).unfocus();
    Navigator.pop(context, result);
  }

  static void popUntil(BuildContext context, RoutePredicate predicate) {
    if (inChatPage) {
      inChatPage = false;
    }
    FocusScope.of(context).unfocus();
    Navigator.popUntil(context, predicate);
  }
}