github搜索案例

目录结构

public/index.html

<!DOCTYPE html>
<html lang="">
  <head>
    <meta charset="utf-8">
    <!-- 针对IE浏览器的一个特殊配置，含义是让IE浏览器以最高的渲染级别渲染页面 -->
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <!-- 开启移动端的理想视口 -->
    <meta name="viewport" content="width=device-width,initial-scale=1.0">
    <!-- 配置页签图标 -->
    <link rel="icon" href="<%= BASE_URL %>favicon.ico">
    <!-- 引入第三方样式 -->
    <link rel="stylesheet" href="<%= BASE_URL %>css/bootstrap.css">
    <!-- 配置网页标题 -->
    <title><%= htmlWebpackPlugin.options.title %></title>
  </head>
  <body>
    <!-- 当浏览器不支持js时noscript中的元素就会被渲染 -->
    <noscript>
      <strong>We're sorry but <%= htmlWebpackPlugin.options.title %> doesn't work properly without JavaScript enabled. Please enable it to continue.</strong>
    </noscript>
    <!-- 容器 -->
    <div id="app"></div>
    <!-- built files will be auto injected -->
  </body>
</html>

src/App.vue

<template>
    <div class="container">
        <Search />
        <List />
    </div>
</template>

<script>
import Search from './components/Search'
import List from './components/List'
export default {
    name: 'App',
    components: { Search, List }
}
</script>

src/main.js

import Vue from 'vue'
import App from './App.vue'
//引入插件
import vueResource from 'vue-resource'

Vue.config.productionTip = false
//使用插件
Vue.use(vueResource)
//创建vm
new Vue({
    el: '#app',
    render: h => h(App),
    beforeCreate(){
        Vue.prototype.$bus=this //安装全局事件总线
    }
})

src/components/List.vue

<template>
  <div class="row">
    <!-- 展示用户列表 -->
    <div v-show="info.users.length" class="card" v-for="user in info.users" :key="user.login">
      <a :href="user.html_url" target="_blank">
        <img :src="user.avatar_url" style='width: 100px' />
      </a>
      <p class="card-text">{
   
   { user.login }}</p>
    </div>
    <!-- 展示欢迎词 -->
    <h1 v-show="info.isFirst">欢迎使用！</h1>
    <!-- 展示加载中 -->
    <h1 v-show="info.isLoading">加载中....</h1>
    <!-- 展示错误信息 -->
    <h1 v-show="info.errMsg">{
   
   { info.errMsg }}</h1>
  </div>
</template>
  
<script>
export default {
  name: 'List',
  data() {
    return {
      info: {
        isFirst: true,
        isLoading: false,
        errMsg: '',
        users: []
      }

    }
  },
  mounted() {
    this.$bus.$on('updateListData', (dataObj) => {
      this.info={...this.info,...dataObj}
    })
  }
}
</script>
<style scoped>
.album {
  min-height: 50rem;
  /* Can be removed; just added for demo purposes */
  padding-top: 3rem;
  padding-bottom: 3rem;
  background-color: #f7f7f7;
}

.card {
  float: left;
  width: 33.333%;
  padding: .75rem;
  margin-bottom: 2rem;
  border: 1px solid #efefef;
  text-align: center;
}

.card>img {
  margin-bottom: .75rem;
  border-radius: 100px;
}

.card-text {
  font-size: 85%;
}
</style>

src/components/Search.vue

<template>
  <section class="jumbotron">
    <h3 class="jumbotron-heading">Search Github Users</h3>
    <div>
      <input type="text" placeholder="enter the name you search" v-model="keyWord" />&nbsp;
      <button @click="searchUsers">Search</button>
    </div>
  </section>
</template>

<script>
export default {
  name: 'Search',
  data() {
    return {
      keyWord: ''
    }
  },
  methods: {
    searchUsers() {
      // 请求前更新List的数据
      this.$bus.$emit('updateListData', { isFirst: false, isLoading: false, errMsg: '', users: [] })
      this.$http.get(`https://api.github.com/search/users?q=${this.keyWord}`).then(
        response => {
          console.log('请求成功了');
          // 请求成功后更新List的数据
          this.$bus.$emit('updateListData', { isLoading: false, errMsg: '', users: response.data.items })
        },
        error => {
          console.log('请求失败了');
          // 请求失败后更新List的数据
          this.$bus.$emit('updateListData', { isLoading: false, errMsg: error.message, users: [] })
        }
      )
    }
  }
}
</script>

注意：这里使用vue-resource插件，所以要安装npm i vue-resource（不推荐使用）

第一种方式：import vueResource from 'vue-resource' Vue.use(vueResource) this.$http.get(' ').then()

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第二种方式：import axios from 'axios' axios.get(' ').then()

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