27-vue-recourse(官方已不维护)

vue项目常用的两个Ajax库

  1. axios:通用的Ajax请求库,官方推荐,效率高
  2. vue-resource:vue插件库,vue 1.x使用广泛,官方已不维护
  3. 下载 vue-resourcenpm i vue-resource

src/main.js

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//引入Vue
import Vue from 'vue'
//引入App
import App from './App.vue'
//引入插件
import vueResource from 'vue-resource'
//关闭Vue的生产提示
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
},
})

src/App.vue

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<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/components/Search.vue

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<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',{isLoading:true,errMsg:'',users:[],isFirst:false})
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 => {
//请求后更新List的数据
this.$bus.$emit('updateListData',{isLoading:false,errMsg:error.message,users:[]})
}
)
}
},
}
</script>

src/components/List.vue

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<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>

27-vue-recourse(官方已不维护)
https://flepeng.github.io/021-frontend-04-Vue-01-course-27-vue-recourse-官方已不维护/
作者
Lepeng
发布于
2023年8月10日
许可协议