添加引导页显示

lib/pages/guide_page/guide_page.dart

@@ -1,12 +1,16 @@
+import 'dart:typed_data';
+
 import 'package:flutter/material.dart';
 import 'package:zhiying_base_widget/models/app_config_model.dart';
 import 'package:flutter_swiper/flutter_swiper.dart';
+import 'package:zhiying_base_widget/widgets/home/home_quick_entry/cached_network_image_util.dart';
 import 'package:zhiying_comm/zhiying_comm.dart';
 
 class GuidePage extends StatefulWidget {
   final AppConfigGuideModel model;
+  final List<Uint8List> imageDatas;
 
-  const GuidePage(this.model, {Key key}) : super(key: key);
+  const GuidePage(this.model, this.imageDatas, {Key key}) : super(key: key);
 
   @override
   State<StatefulWidget> createState() => _GuidePageState();
@@ -15,23 +19,59 @@ class GuidePage extends StatefulWidget {
 class _GuidePageState extends State<GuidePage> {
   @override
   Widget build(BuildContext context) {
-    return Swiper(
-      itemBuilder: (BuildContext context, int index) {
-        return new Image.network(
-          widget.model?.images[index],
-          fit: BoxFit.fill,
-        );
-      },
-      loop: false,
-      itemCount: widget.model?.images?.length ?? 0,
-      pagination: new SwiperPagination(),
-      control: new SwiperControl(),
-      onIndexChanged: (index) {
-        Logger.debug(index);
-      },
-      onTap: (index) {
-        Logger.debug('点击');
-      },
+    bool isShowIndicator = (widget.model?.isShowIndicator ?? '0') == '1';
+    List<int> list = List.generate(widget.imageDatas?.length, (index) => index);
+    return WillPopScope(
+      onWillPop: () async => false,// 拦截Android返回键
+      child: Material(
+        child: Swiper(
+          itemBuilder: (BuildContext context, int index) {
+            // return CachedNetworkImage(imageUrl: widget.model.images[index],fit: BoxFit.cover,);
+            return Image.memory(widget.imageDatas[index], fit: BoxFit.cover,);
+          },
+
+          loop: false,
+          itemCount: widget.imageDatas?.length ?? 0,
+          pagination: isShowIndicator ? SwiperCustomPagination(builder: (BuildContext context, SwiperPluginConfig config) {
+            return Align(
+              alignment: Alignment(0.0, 1),
+              child: Row(
+                mainAxisAlignment: MainAxisAlignment.center,
+                crossAxisAlignment: CrossAxisAlignment.center,
+                children: list.map((index) {
+                  var borderRadius;
+                  if (index == 0) {
+                    borderRadius = BorderRadius.only(topLeft: Radius.circular(2), bottomLeft: Radius.circular(2));
+                  }
+                  if (index == list.length - 1) {
+                    borderRadius = BorderRadius.only(topRight: Radius.circular(2), bottomRight: Radius.circular(2));
+                  }
+
+                  if (index == config.activeIndex) {
+                    borderRadius = BorderRadius.all(Radius.circular(2));
+                  }
+
+                  return SafeArea(
+                    child: Container(
+                      margin: EdgeInsets.only(bottom: 40),
+                      height: 4,
+                      width: 25,
+                      decoration: BoxDecoration(borderRadius: borderRadius, color: index == config.activeIndex ? HexColor.fromHex('#FF4242') : HexColor.fromHex('#FFFFFF')),
+                    ),
+                  );
+                }).toList() ,
+              ),
+            );
+          }) : null,
+          onIndexChanged: (index) {
+          },
+          onTap: (index) {
+            if (index == widget.model.images.length - 1) {
+              Navigator.pop(context, true);
+            }
+          },
+        ),
+      ),
     );
   }
 }

lib/pages/launch_page/launch_page.dart

@@ -1,9 +1,18 @@
+import 'dart:typed_data';
+
 import 'package:connectivity/connectivity.dart';
 import 'package:flutter/cupertino.dart';
+import 'package:flutter/foundation.dart';
 import 'package:flutter/material.dart';
+import 'package:zhiying_base_widget/models/app_config_model.dart';
+import 'package:zhiying_base_widget/pages/guide_page/guide_page.dart';
 import 'package:zhiying_base_widget/pages/home_page/home_page.dart';
 import 'package:zhiying_comm/util/application.dart';
 import 'package:zhiying_comm/zhiying_comm.dart';
+import 'package:dio/dio.dart';
+import 'package:zhiying_base_widget/utils/contants.dart';
+import 'package:zhiying_comm/util/shared_prefe_util.dart';
+import 'package:package_info/package_info.dart';
 
 // 启动页，页面初始化等操作~跟原生启动页保持一致，防止白屏问题
 class LaunchPage extends StatefulWidget {
@@ -24,7 +33,18 @@ class _LaunchPageState extends State<LaunchPage> {
         // I am connected to a wifi network.
         Logger.debug('ConnectivityResult.wifi');
         print('ConnectivityResult.wifi');
-        Application.init().then((_) {
+        Application.init().then((_) async {
+          PackageInfo packageInfo = await PackageInfo.fromPlatform();
+          String versionNumber =
+          await SharedPreferencesUtil.getStringValue(Constants.versionNumber);
+          String currentVersionCode =
+          packageInfo.buildNumber?.toString() ?? '';
+          if (versionNumber == null || versionNumber == '' || versionNumber != currentVersionCode) {
+            await _showGuideImage();
+            SharedPreferencesUtil.setStringValue(Constants.versionNumber, currentVersionCode);
+          }
+
+
           if (widget.builder != null) {
             Navigator.of(context)
                 .pushReplacement(CupertinoPageRoute(builder: widget.builder));
@@ -44,6 +64,27 @@ class _LaunchPageState extends State<LaunchPage> {
     super.initState();
   }
 
+  Future _showGuideImage() async {
+    // 引导页
+    AppConfigGuideModel guide = AppConfigModel.getConfig()?.guideImage;
+    if (guide != null && guide.images.length > 0) {
+      Dio dio = Dio();
+
+      List<Uint8List> guideImages = List();
+      for (int i = 0; i < guide.images.length; i++) {
+        Response response = await dio.get(guide.images[i], options: Options(responseType: ResponseType.bytes));
+        if (response.statusCode == 200) {
+          Uint8List data = Uint8List.fromList(response.data);
+          guideImages.add(data);
+        }
+      }
+
+      await Navigator.of(context).push(
+          CupertinoPageRoute(builder: (context) => GuidePage(guide, guideImages)));
+    }
+
+  }
+
   @override
   Widget build(BuildContext context) {
     return Image.asset(

lib/utils/contants.dart

@@ -25,4 +25,7 @@ class Constants {
   static String isShowNotiPermission = "isShowNotiPermission";
 //==============================弹窗===================================end
 
+  //==============================版本号，控制引导页显示===================================
+  static String versionNumber = "versionNumber";
+
 }