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易快递,一款物流查询跨平台app,功能虽简单,但“麻雀虽小,五脏俱全”,是本人基于Facebook出品的ReactNative开发的第一个跨平台app,Learn once, write anywhere。

JavaScript 95.24% Python 1.09% Java 0.89% Objective-C 2.78%

jeasycheck's Introduction

易快递,一款物流查询跨平台app,功能虽简单,但“麻雀虽小,五脏俱全”,是本人基于Facebook出品的ReactNative开发的第一个跨平台app,Learn once, write anywhere。

本文已授权微信公众号:Android经验分享,在微信公众号平台原创首发。

安装地址

国际案例,有图有真相:

首页效果图

查快递和物流详情

寄快递和扫描

关于和自定义主题

目前模块包括:

  • 首页:首页顶部主要包括了“查快递”、”寄快递“、“扫码”三大功能模块,中间有公益爱心捐款的轮播广告,下部主要是最近查询快递的实时物流信息
  • 查快递:数据用了快递鸟的运单识别、实时查询api,支持扫码识别,支持运单号识别,选择快递公司查询
  • 寄快递:目前主要是一个列表展示了各大主流快递公司的客服电话,如果要调用api下单,信息界面太烦躁,有待后面功能完善
  • 扫码:主要是调用摄像头快速识别运单号查询快递
  • 自定义颜色主题

技术框架:

  • "buffer": "^5.0.6",(base64编码)
  • "react": "16.0.0-alpha.6",
  • "react-native": "0.44.2",
  • "react-native-camera": "^0.6.0",(扫码)
  • "react-native-deprecated-custom-components": "^0.1.0",
  • "react-native-easy-toast": "^1.0.6",
  • "react-native-parallax-scroll-view": "^0.19.0",
  • "react-native-storage": "^0.2.2",
  • "react-native-swipeout": "^2.1.1"(滑动删除)

项目运行步骤如下:

  • 第一步:npm install
  • 第二补:react-native link
  • 第三步:react-native run-android(或 run-ios) 理论兼容Android/ios,但没在ios真机上试过。

总结心得: 这个是我开源的第一个用 RN从零到一 写的项目了,前面也有仿写过美团app,但只是注重UI,没涉及的业务的代码编写,而这一个"易查询"app,无论是ui、业务和流行的控件都有涉及。

1、项目结构主要沿用了类似android项目的结构,如下图, 主要特点:

  • 包主要分为common(通用控件)、dao(数据层)、model(实体类)、res(图片和样式和常量)、ui(js页面)、util(通用工具)
  • 存放页面的js文件夹命名以page结尾 -需要复用的组件抽取成单独一个类,存放到 common包中。
  • 图片、常量、颜色、公共样式等资源,分别用一个入口类管理,就和 Android 中管理资源的做法类似,这样更易维护。

项目结构

2、遇到的坑

  • react-native版本升级比较快,有一些控件可能在低版本存在,高版本已经独立出来了,比如,从0.44版本开始,Navigator被从react native的核心组件库中剥离到了一个名为react-native-deprecated-custom-components的单独模块中
  • listview的数据源更新了,但界面没跟着调整,这要涉及到数据深浅拷贝的问题,用JSON.parse(JSON.stringify(this.state.traceDatas))深拷贝能解决这个问题,具体例子可参考本项目的首页删除列表功能
  • 打包android apk时不能直接用android studio的可视化generate signed APK打包方式,这样打包的apk会因为缺少index.android.bundle文件打开时直接奔溃,尽量用RN官方推荐的方式打包
  • 还有很多细节的东西,一时半会也说不清楚,只有真正动手做了才能领会

最后附上下载地址和源码 Github源码 安装地址

更多精彩文章请关注微信公众号"Android经验分享":这里将长期为您分享Android高手经验、中外开源项目、源码解析、框架设计和Android好文推荐!

扫一扫加我哦

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jeasycheck's Issues

run fail

react-native run-android
Scanning 564 folders for symlinks in /Volumes/ms/ReactNative/JEasyCheck/node_modules (41ms)
JS server already running.
Building and installing the app on the device (cd android && ./gradlew installDebug)...
Could not install the app on the device, read the error above for details.
Make sure you have an Android emulator running or a device connected and have
set up your Android development environment:
https://facebook.github.io/react-native/docs/android-setup.html

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