Vue github用户搜索案例分享

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

<script>
export default {
  name: "Search"
}
</script>

<template>
  <div class="row">
    <div class="card">
      <a href="" target=" rel="external nofollow" _blank">
        <img src="https://cn.vuejs.org/images/logo.svg" style="width: 100%"/>
      </a>
    </div>
  </div>
</template>

<script>
export default {
  name: "List"
}
</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>

<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>

<template>
  <div class="row">
    <div class="card" v-for="user in users" :key="user.login">
      <a :href="user.html_url" rel="external nofollow"  rel="external nofollow"  target="_blank">
        <img :src="user.avatar_url" style="width: 100%"/>
      </a>
      <p class="card-text">{{user.login}}</p>
    </div>
  </div>
</template>

<script>
export default {
  name: "List",
  data(){
    return{
      users:[]
    }
  },
  mounted() {
    this.$bus.$on("getUsers",(users)=>{
      console.log("我是List组件，收到数据："+users);
      this.users = users
    })
  }
}
</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>

<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>
import axios from 'axios'
export default {
  name: "Search",
  data(){
    return{
      keyword:''
    }
  },
  methods:{
    searchUsers(){
      axios.get(`https://api.github.com/search/users?q=${this.keyword}`).then(
          response =>{
            console.log("请求成功了",response.data.items);
            this.$bus.$emit("getUsers",response.data.items)
          },
          error=>{
            console.log("请求失败了",error.message);
          }
      )
    }
  }
}
</script>

<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" rel="external nofollow"  rel="external nofollow"  target="_blank">
        <img :src="user.avatar_url" style="width: 100%"/>
      </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loading-->
    <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) => {
      console.log("我是List组件，收到数据：" + dataObj);
      //因为Search中isFirst第二次没有传，this.info = dataObj 这样写会丢失isFirst
      //ES6语法，这样写dataObj更新this.info中数据，dataObj没有的以this.info中为准
      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>

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

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//引入vue-resource
import vueResource from 'vue-resource'

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//使用vue-resource插件
Vue.use(vueResource)

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