课程详情和搜索功能

课程详情接口

# 基于原来的课程列表接口，只需继承 RetrieveModelMixin
from rest_framework.mixins import ListModelMixin, RetrieveModelMixin

class CourseView(GenericViewSet, ListModelMixin, RetrieveModelMixin):
  # ...

课程章节接口

查询所有章节，章节和课程有关联，根据课程 id 号，过滤章节
比如查询课程 id 为1的所有章节
本质就是查询所有章节带过滤功能

apps/course/views.py

from rest_framework.viewsets import GenericViewSet
from rest_framework.mixins import ListModelMixin, RetrieveModelMixin
from rest_framework.filters import OrderingFilter
from django_filters.rest_framework import DjangoFilterBackend
from utils.APIResponse import APIResponse
from .models import CourseCategory, Course, CourseChapter
from .serializer import CourseCategorySerializer, CourseSerializer,CourseChapterSerializer
from .pagination import CommonPageNumberPagination

# 课程章节接口
class CourseChapterView(GenericViewSet, ListModelMixin, RetrieveModelMixin):
    queryset = CourseChapter.objects.filter(is_delete=False, is_show=True).order_by('orders')
    serializer_class = CourseChapterSerializer
    filter_backends = [DjangoFilterBackend, ]
    # 按照课程id过滤
    filter_fields = ['course_id']

apps/course/serializer.py

from rest_framework import serializers
from .models import CourseCategory, Course, Teacher, CourseChapter, CourseSection

class CourseSectionSerializer(serializers.ModelSerializer):
    class Meta:
        model = CourseSection
        fields = ['name', 'orders', 'section_link', 'duration', 'free_trail']


class CourseChapterSerializer(serializers.ModelSerializer):
    coursesections = CourseSectionSerializer(many=True)
    class Meta:
        model = CourseChapter
        fields = ['id', 'chapter', 'name', 'coursesections']  # 返回该章节课时

apps/course/urls.py

from django.urls import path, include
from rest_framework.routers import SimpleRouter
from .views import CourseCategoryView, CourseView, CourseChapterView

router = SimpleRouter()
# 127.0.0.1:8000/api/v1/course/category/  get
router.register('category', CourseCategoryView, 'category')
# 127.0.0.1:8000/api/v1/course/actual/  get
router.register('actual', CourseView, 'actual')
# 127.0.0.1:8000/api/v1/course/chapter/  get
router.register('chapter', CourseChapterView, 'chapter')
urlpatterns = [
    path('', include(router.urls))
]

课程章节和详情的页面

// 取出详情页面课程id号
this.course_id=this.$route.params.id
// console.log(this.$route)  // 当前路径
// console.log(this.$router)  // 路由对象

vue-core-video-player

# 安装
npm install --save vue-core-video-player

# main.js 中引入
import VueCoreVideoPlayer from 'vue-core-video-player'
Vue.use(VueCoreVideoPlayer)  // 默认是英文的
Vue.use(VueCoreVideoPlayer, {
  lang: 'zh-CN'  // 中文
})

# 在组件html中使用
<div id="app">
  <div class="player-container">
    <vue-core-video-player src="http://img.ksbbs.com/asset/Mon_1703/05cacb4e02f9d9e.mp4"></vue-core-video-player>
  </div>
</div>

# https://www.cnblogs.com/liuqingzheng/p/16204851.html
# https://github.com/core-player/vue-core-video-player-examples

router/index.js

// ...
import CourseDetail from "@/views/CourseDetail";

Vue.use(VueRouter)

const routes = [
    // ...
    {
        path: '/actual/detail/:id',
        name: 'CourseDetail',
        component: CourseDetail
    },
]

views/CourseDetail.vue

<template>
    <div class="detail">
        <Header/>
        <div class="main">
            <div class="course-info">
                <div class="wrap-left">
                    <vue-core-video-player :src="mp4_url"
                                           controls="auto"
                                           autoplay
                                           :muted="true"
                                           title="视频"
                                           @play="playFunc"
                                           @pause="pauseFunc"
                    ></vue-core-video-player>
                </div>
                <div class="wrap-right">
                    <h3 class="course-name">{{course_info.name}}</h3>
                    <p class="data">{{course_info.students}}人在学&nbsp;&nbsp;&nbsp;&nbsp;课程总时长：{{course_info.sections}}课时/{{course_info.pub_sections}}小时&nbsp;&nbsp;&nbsp;&nbsp;难度：{{course_info.level_name}}</p>
                    <div class="sale-time">
                        <p class="sale-type">价格 <span class="original_price">¥{{course_info.price}}</span></p>
                        <p class="expire"></p>
                    </div>
                    <div class="buy">
                        <div class="buy-btn">
                            <button class="buy-now" @click="go_pay(course_info)">立即购买</button>
                            <button class="free">免费试学</button>
                        </div>
                        <div class="add-cart" @click="add_cart(course_info.id)">
                            <img src="@/assets/img/cart-yellow.svg" alt="">加入购物车
                        </div>
                    </div>
                </div>
            </div>
            <div class="course-tab">
                <ul class="tab-list">
                    <li :class="tabIndex==1?'active':''" @click="tabIndex=1">详情介绍</li>
                    <li :class="tabIndex==2?'active':''" @click="tabIndex=2">课程章节 <span :class="tabIndex!=2?'free':''">(试学)</span>
                    </li>
                    <li :class="tabIndex==3?'active':''" @click="tabIndex=3">用户评论</li>
                    <li :class="tabIndex==4?'active':''" @click="tabIndex=4">常见问题</li>
                </ul>
            </div>
            <div class="course-content">
                <div class="course-tab-list">
                    <div class="tab-item" v-if="tabIndex==1">
                        <div class="course-brief" v-html="course_info.brief"></div>
                    </div>
                    <div class="tab-item" v-if="tabIndex==2">
                        <div class="tab-item-title">
                            <p class="chapter">课程章节</p>
                            <p class="chapter-length">共{{course_chapters.length}}章 {{course_info.sections}}个课时</p>
                        </div>
                        <div class="chapter-item" v-for="chapter in course_chapters" :key="chapter.name">
                            <p class="chapter-title"><img src="@/assets/img/enum.svg" alt="">第{{chapter.chapter}}章·{{chapter.name}}
                            </p>
                            <ul class="section-list">
                                <li class="section-item" v-for="section in chapter.coursesections" :key="section.name">
                                    <p class="name"><span class="index">{{chapter.chapter}}-{{section.orders}}</span>
                                        {{section.name}}<span class="free" v-if="section.free_trail">免费</span></p>
                                    <p class="time">{{section.duration}} <img src="@/assets/img/chapter-player.svg"></p>
                                    <button class="try" v-if="section.free_trail">立即试学</button>
                                    <button class="try" v-else>立即购买</button>
                                </li>
                            </ul>
                        </div>
                    </div>
                    <div class="tab-item" v-if="tabIndex==3">
                        用户评论
                    </div>
                    <div class="tab-item" v-if="tabIndex==4">
                        常见问题
                    </div>
                </div>
                <div class="course-side">
                    <div class="teacher-info">
                        <h4 class="side-title"><span>授课老师</span></h4>
                        <div class="teacher-content">
                            <div class="cont1">
                                <img :src="course_info.teacher.image">
                                <div class="name">
                                    <p class="teacher-name">{{course_info.teacher.name}}
                                        {{course_info.teacher.title}}</p>
                                    <p class="teacher-title">{{course_info.teacher.signature}}</p>
                                </div>
                            </div>
                            <p class="narrative">{{course_info.teacher.brief}}</p>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <Footer/>
    </div>
</template>

<script>
    import Header from "@/components/Header"
    import Footer from "@/components/Footer"

    export default {
        name: "Detail",
        data() {
            return {
                tabIndex: 2,   // 当前选项卡显示的下标
                course_id: 0, // 当前课程信息的ID
                course_info: {
                    teacher: {},
                }, // 课程信息
                course_chapters: [], // 课程的章节课时列表
                mp4_url:'http://img.ksbbs.com/asset/Mon_1703/05cacb4e02f9d9e.mp4',
                // 分辨率选择
                // mp4_url: [
                //     {
                //         src: 'http://rb1x3v1fm.sabkt.gdipper.com/%E8%87%B4%E5%91%BD%E8%AF%B1%E6%83%91320p.mp4',
                //         resolution: 360,
                //     },
                //     {
                //         src: 'http://rb1x3v1fm.sabkt.gdipper.com/%E8%87%B4%E5%91%BD%E8%AF%B1%E6%83%91720p.mp4',
                //         resolution: 720,
                //     },
                //     {
                //         src: 'http://rb1x3v1fm.sabkt.gdipper.com/%E8%87%B4%E5%91%BD%E8%AF%B1%E6%83%914k.mp4',
                //         resolution: '4k',
                //
                //     }],
            }
        },
        created() {
            this.get_course_id();
            this.get_course_data();
            this.get_chapter();
        },
        methods: {
            go_pay(course_info) {
                // 1 去cookie中取token，如果没有说明没登陆，不允许购买
                let token = this.$cookies.get("token")
                if (token) {
                    this.$axios.post(this.$settings.base_url + 'order/pay/', {
                        "subject": course_info.name,
                        "total_amount": course_info.price,
                        "pay_type": 1,
                        "courses": [course_info.id]
                    }, {
                        headers: {
                            authorization: 'jwt ' + token,
                        }
                    }).then(res => {
                        if (res.data.status = 100) {
                            let pay_url = res.data.pay_url
                            // 跳转,在当前窗口打开这个链接
                            open(pay_url, '_self');
                        } else {
                            this.$message({
                                message: "下单失败，请联系统管理员"
                            });
                        }

                    })
                } else {
                    this.$message({
                        message: "对不起，您没有登录，请登陆后购买！"
                    });
                }
            },
            playFunc() {
                console.log('开始了')
            },
            pauseFunc() {
                console.log('暂停了')
            },
            get_course_id() {
                // 获取地址栏上面的课程ID
                this.course_id = this.$route.params.id
                if (this.course_id < 1) {
                    let _this = this;
                    _this.$alert("对不起，当前视频不存在！", "警告", {
                        callback() {
                            _this.$router.go(-1);
                        }
                    });
                }
            },
            get_course_data() {
                // ajax请求课程信息
                this.$axios.get(`${this.$settings.base_url}course/actual/${this.course_id}/`).then(response => {
                    // window.console.log(response.data);
                    this.course_info = response.data;
                    console.log(this.course_info)
                }).catch(() => {
                    this.$message({
                        message: "对不起，访问页面出错！请联系客服工作人员！"
                    });
                })
            },
            get_chapter() {
                // 获取当前课程对应的章节课时信息
                // http://127.0.0.1:8000/course/chapters/?course=(pk)
                this.$axios.get(`${this.$settings.base_url}course/chapter/`, {
                    params: {
                        "course_id": this.course_id,
                    }
                }).then(response => {
                    this.course_chapters = response.data;
                }).catch(error => {
                    window.console.log(error.response);
                })
            },
        },
        components: {
            Header,
            Footer,
        }
    }
</script>

<style scoped>
    .main {
        background: #fff;
        padding-top: 30px;
    }

    .course-info {
        width: 1200px;
        margin: 0 auto;
        overflow: hidden;
    }

    .wrap-left {
        float: left;
        width: 690px;
        height: 388px;
        background-color: #000;
    }

    .wrap-right {
        float: left;
        position: relative;
        height: 388px;
    }

    .course-name {
        font-size: 20px;
        color: #333;
        padding: 10px 23px;
        letter-spacing: .45px;
    }

    .data {
        padding-left: 23px;
        padding-right: 23px;
        padding-bottom: 16px;
        font-size: 14px;
        color: #9b9b9b;
    }

    .sale-time {
        width: 464px;
        background: #fa6240;
        font-size: 14px;
        color: #4a4a4a;
        padding: 10px 23px;
        overflow: hidden;
    }

    .sale-type {
        font-size: 16px;
        color: #fff;
        letter-spacing: .36px;
        float: left;
    }

    .sale-time .expire {
        font-size: 14px;
        color: #fff;
        float: right;
    }

    .sale-time .expire .second {
        width: 24px;
        display: inline-block;
        background: #fafafa;
        color: #5e5e5e;
        padding: 6px 0;
        text-align: center;
    }

    .course-price {
        background: #fff;
        font-size: 14px;
        color: #4a4a4a;
        padding: 5px 23px;
    }

    .discount {
        font-size: 26px;
        color: #fa6240;
        margin-left: 10px;
        display: inline-block;
        margin-bottom: -5px;
    }

    .original {
        font-size: 14px;
        color: #9b9b9b;
        margin-left: 10px;
        text-decoration: line-through;
    }

    .buy {
        width: 464px;
        padding: 0px 23px;
        position: absolute;
        left: 0;
        bottom: 20px;
        overflow: hidden;
    }

    .buy .buy-btn {
        float: left;
    }

    .buy .buy-now {
        width: 125px;
        height: 40px;
        border: 0;
        background: #ffc210;
        border-radius: 4px;
        color: #fff;
        cursor: pointer;
        margin-right: 15px;
        outline: none;
    }

    .buy .free {
        width: 125px;
        height: 40px;
        border-radius: 4px;
        cursor: pointer;
        margin-right: 15px;
        background: #fff;
        color: #ffc210;
        border: 1px solid #ffc210;
    }

    .add-cart {
        float: right;
        font-size: 14px;
        color: #ffc210;
        text-align: center;
        cursor: pointer;
        margin-top: 10px;
    }

    .add-cart img {
        width: 20px;
        height: 18px;
        margin-right: 7px;
        vertical-align: middle;
    }

    .course-tab {
        width: 100%;
        background: #fff;
        margin-bottom: 30px;
        box-shadow: 0 2px 4px 0 #f0f0f0;

    }

    .course-tab .tab-list {
        width: 1200px;
        margin: auto;
        color: #4a4a4a;
        overflow: hidden;
    }

    .tab-list li {
        float: left;
        margin-right: 15px;
        padding: 26px 20px 16px;
        font-size: 17px;
        cursor: pointer;
    }

    .tab-list .active {
        color: #ffc210;
        border-bottom: 2px solid #ffc210;
    }

    .tab-list .free {
        color: #fb7c55;
    }

    .course-content {
        width: 1200px;
        margin: 0 auto;
        background: #FAFAFA;
        overflow: hidden;
        padding-bottom: 40px;
    }

    .course-tab-list {
        width: 880px;
        height: auto;
        padding: 20px;
        background: #fff;
        float: left;
        box-sizing: border-box;
        overflow: hidden;
        position: relative;
        box-shadow: 0 2px 4px 0 #f0f0f0;
    }

    .tab-item {
        width: 880px;
        background: #fff;
        padding-bottom: 20px;
        box-shadow: 0 2px 4px 0 #f0f0f0;
    }

    .tab-item-title {
        justify-content: space-between;
        padding: 25px 20px 11px;
        border-radius: 4px;
        margin-bottom: 20px;
        border-bottom: 1px solid #333;
        border-bottom-color: rgba(51, 51, 51, .05);
        overflow: hidden;
    }

    .chapter {
        font-size: 17px;
        color: #4a4a4a;
        float: left;
    }

    .chapter-length {
        float: right;
        font-size: 14px;
        color: #9b9b9b;
        letter-spacing: .19px;
    }

    .chapter-title {
        font-size: 16px;
        color: #4a4a4a;
        letter-spacing: .26px;
        padding: 12px;
        background: #eee;
        border-radius: 2px;
        display: -ms-flexbox;
        display: flex;
        -ms-flex-align: center;
        align-items: center;
    }

    .chapter-title img {
        width: 18px;
        height: 18px;
        margin-right: 7px;
        vertical-align: middle;
    }

    .section-list {
        padding: 0 20px;
    }

    .section-list .section-item {
        padding: 15px 20px 15px 36px;
        cursor: pointer;
        justify-content: space-between;
        position: relative;
        overflow: hidden;
    }

    .section-item .name {
        font-size: 14px;
        color: #666;
        float: left;
    }

    .section-item .index {
        margin-right: 5px;
    }

    .section-item .free {
        font-size: 12px;
        color: #fff;
        letter-spacing: .19px;
        background: #ffc210;
        border-radius: 100px;
        padding: 1px 9px;
        margin-left: 10px;
    }

    .section-item .time {
        font-size: 14px;
        color: #666;
        letter-spacing: .23px;
        opacity: 1;
        transition: all .15s ease-in-out;
        float: right;
    }

    .section-item .time img {
        width: 18px;
        height: 18px;
        margin-left: 15px;
        vertical-align: text-bottom;
    }

    .section-item .try {
        width: 86px;
        height: 28px;
        background: #ffc210;
        border-radius: 4px;
        font-size: 14px;
        color: #fff;
        position: absolute;
        right: 20px;
        top: 10px;
        opacity: 0;
        transition: all .2s ease-in-out;
        cursor: pointer;
        outline: none;
        border: none;
    }

    .section-item:hover {
        background: #fcf7ef;
        box-shadow: 0 0 0 0 #f3f3f3;
    }

    .section-item:hover .name {
        color: #333;
    }

    .section-item:hover .try {
        opacity: 1;
    }

    .course-side {
        width: 300px;
        height: auto;
        margin-left: 20px;
        float: right;
    }

    .teacher-info {
        background: #fff;
        margin-bottom: 20px;
        box-shadow: 0 2px 4px 0 #f0f0f0;
    }

    .side-title {
        font-weight: normal;
        font-size: 17px;
        color: #4a4a4a;
        padding: 18px 14px;
        border-bottom: 1px solid #333;
        border-bottom-color: rgba(51, 51, 51, .05);
    }

    .side-title span {
        display: inline-block;
        border-left: 2px solid #ffc210;
        padding-left: 12px;
    }

    .teacher-content {
        padding: 30px 20px;
        box-sizing: border-box;
    }

    .teacher-content .cont1 {
        margin-bottom: 12px;
        overflow: hidden;
    }

    .teacher-content .cont1 img {
        width: 54px;
        height: 54px;
        margin-right: 12px;
        float: left;
    }

    .teacher-content .cont1 .name {
        float: right;
    }

    .teacher-content .cont1 .teacher-name {
        width: 188px;
        font-size: 16px;
        color: #4a4a4a;
        padding-bottom: 4px;
    }

    .teacher-content .cont1 .teacher-title {
        width: 188px;
        font-size: 13px;
        color: #9b9b9b;
        white-space: nowrap;
    }

    .teacher-content .narrative {
        font-size: 14px;
        color: #666;
        line-height: 24px;
    }
</style>

搜索功能接口

# http://127.0.0.1:8000/api/v1/course/search/?search=

搜索所有类型的课程
该功能先最简单的实现，后期使用ES实现

apps/course/views.py

from rest_framework.viewsets import GenericViewSet
from rest_framework.mixins import ListModelMixin, RetrieveModelMixin
from rest_framework.filters import OrderingFilter, SearchFilter
from django_filters.rest_framework import DjangoFilterBackend
from utils.APIResponse import APIResponse
from .models import CourseCategory, Course, CourseChapter
from .serializer import CourseCategorySerializer, CourseSerializer, CourseChapterSerializer
from .pagination import CommonPageNumberPagination

# 序列化类和 CourseView 的一致
class CourseSearchView(GenericViewSet, ListModelMixin):
    queryset = Course.objects.all().filter(is_delete=False, is_show=True).order_by('orders')
    pagination_class = CommonPageNumberPagination
    serializer_class = CourseSerializer
    filter_backends = [SearchFilter]
    search_fields = ['name', ]

    # def list(self, request, *args, **kwargs):
    #     # 这个查的是实战课
    #     res=super().list(request, *args, **kwargs)
    #     # res2=查询免费课
    #     # res3=查询轻课
    #     # 上面全是取数据库查询
    #     # 后期改成取es中查询，
    #     return APIResponse(result={'free_course':'字典','actual_course':res.data})

apps/course/urls.py

from django.urls import path, include
from rest_framework.routers import SimpleRouter
from .views import CourseCategoryView, CourseView, CourseChapterView,CourseSearchView

router = SimpleRouter()
# 127.0.0.1:8000/api/v1/course/category/  get
router.register('category', CourseCategoryView, 'category')
# 127.0.0.1:8000/api/v1/course/actual/  get
router.register('actual', CourseView, 'actual')
# 127.0.0.1:8000/api/v1/course/chapter/  get
router.register('chapter', CourseChapterView, 'chapter')
# 127.0.0.1:8000/api/v1/course/search/?search=python  get
router.register('search', CourseSearchView, 'search')
urlpatterns = [
    path('', include(router.urls))
]

搜索功能页面

头部组件中的搜索框
搜索结果展示页面

src/components/Header.vue

<!--该内容在 html 中 Register 组件下-->
<form class="search">
    <div class="tips" v-if="is_search_tip">
        <span @click="search_action('Python')">Python</span>
        <span @click="search_action('Linux')">Linux</span>
    </div>
    <input type="text" :placeholder="search_placeholder" @focus="on_search" @blur="off_search" v-model="search_word">
    <button type="button" class="glyphicon glyphicon-search" @click="search_action(search_word)"></button></form>

// 加在 script 内的内容
// data里面的变量
is_search_tip: true,
search_placeholder: '',
search_word: '',

// methods 里面的方法
search_action(search_word) {
           if (!search_word) {
               this.$message('请输入要搜索的内容');
               return
           }
           // this.$route当前路径，query ?name=python  -->this.$route.query.name 拿到python
           if (search_word !== this.$route.query.word) {
               this.$router.push(`/course/search?word=${search_word}`);
           }
           this.search_word = '';
       },
       on_search() {
           this.search_placeholder = '请输入想搜索的课程';
           this.is_search_tip = false;
       },
       off_search() {
           this.search_placeholder = '';
           this.is_search_tip = true;
},

/*搜索的样式*/
.search {
  float: right;
  position: relative;
  margin-top: 22px;
  margin-right: 10px;
}

.search input, .search button {
  border: none;
  outline: none;
  background-color: white;
}

.search input {
  border-bottom: 1px solid #eeeeee;
}

.search input:focus {
  border-bottom-color: orange;
}

.search input:focus + button {
  color: orange;
}

.search .tips {
  position: absolute;
  bottom: 3px;
  left: 0;
}

.search .tips span {
  border-radius: 11px;
  background-color: #eee;
  line-height: 22px;
  display: inline-block;
  padding: 0 7px;
  margin-right: 3px;
  cursor: pointer;
  color: #aaa;
  font-size: 14px;

}

.search .tips span:hover {
  color: orange;
}

src/views/SearchCourse.vue

<template>
  <div class="search-course course">
    <Header/>

    <!-- 课程列表 -->
    <div class="main">
      <div v-if="course_list.length > 0" class="course-list">
        <div class="course-item" v-for="course in course_list" :key="course.name">
          <div class="course-image">
            <img :src="course.course_img" alt="">
          </div>
          <div class="course-info">
            <h3>
              <router-link :to="'/free/detail/'+course.id">{{ course.name }}</router-link>
              <span><img src="@/assets/img/avatar1.svg" alt="">{{ course.students }}人已加入学习</span></h3>
            <p class="teather-info">
              {{ course.teacher.name }} {{ course.teacher.title }} {{ course.teacher.signature }}
              <span
                  v-if="course.sections>course.pub_sections">共{{ course.sections }}课时/已更新{{ course.pub_sections }}课时</span>
              <span v-else>共{{ course.sections }}课时/更新完成</span>
            </p>
            <ul class="section-list">
              <li v-for="(section, key) in course.section_list" :key="section.name"><span
                  class="section-title">0{{ key + 1 }}  |  {{ section.name }}</span>
                <span class="free" v-if="section.free_trail">免费</span></li>
            </ul>
            <div class="pay-box">
              <div v-if="course.discount_type">
                <span class="discount-type">{{ course.discount_type }}</span>
                <span class="discount-price">￥{{ course.real_price }}元</span>
                <span class="original-price">原价：{{ course.price }}元</span>
              </div>
              <span v-else class="discount-price">￥{{ course.price }}元</span>
              <span class="buy-now">立即购买</span>
            </div>
          </div>
        </div>
      </div>
      <div v-else style="text-align: center; line-height: 60px">
        没有搜索结果
      </div>
      <div class="course_pagination block">
        <el-pagination
            @size-change="handleSizeChange"
            @current-change="handleCurrentChange"
            :current-page.sync="filter.page"
            :page-sizes="[2, 3, 5, 10]"
            :page-size="filter.page_size"
            layout="sizes, prev, pager, next"
            :total="course_total">
        </el-pagination>
      </div>
    </div>
  </div>
</template>

<script>
import Header from '../components/Header'

export default {
  name: "SearchCourse",
  components: {
    Header,
  },
  data() {
    return {
      course_list: [],
      course_total: 0,
      filter: {
        page_size: 10,
        page: 1,
        search: '',
      }
    }
  },
  created() {
    this.get_course()
  },
  watch: {
    '$route.query'() {
      this.get_course()
    }
  },
  methods: {
    handleSizeChange(val) {
      // 每页数据量发生变化时执行的方法
      this.filter.page = 1;
      this.filter.page_size = val;
    },
    handleCurrentChange(val) {
      // 页码发生变化时执行的方法
      this.filter.page = val;
    },
    get_course() {
      // 获取搜索的关键字
      this.filter.search = this.$route.query.word;

      // 获取课程列表信息
      this.$axios.get(`${this.$settings.base_url}course/search/`, {
        params: this.filter
      }).then(response => {
        // 如果后台不分页，数据在response.data中；如果后台分页，数据在response.data.results中
        this.course_list = response.data.results;
        this.course_total = response.data.count;
      }).catch(() => {
        this.$message({
          message: "获取课程信息有误，请联系客服工作人员"
        })
      })
    }
  }
}
</script>

<style scoped>
.course {
  background: #f6f6f6;
}

.course .main {
  width: 1100px;
  margin: 35px auto 0;
}

.course .condition {
  margin-bottom: 35px;
  padding: 25px 30px 25px 20px;
  background: #fff;
  border-radius: 4px;
  box-shadow: 0 2px 4px 0 #f0f0f0;
}

.course .cate-list {
  border-bottom: 1px solid #333;
  border-bottom-color: rgba(51, 51, 51, .05);
  padding-bottom: 18px;
  margin-bottom: 17px;
}

.course .cate-list::after {
  content: "";
  display: block;
  clear: both;
}

.course .cate-list li {
  float: left;
  font-size: 16px;
  padding: 6px 15px;
  line-height: 16px;
  margin-left: 14px;
  position: relative;
  transition: all .3s ease;
  cursor: pointer;
  color: #4a4a4a;
  border: 1px solid transparent; /* transparent 透明 */
}

.course .cate-list .title {
  color: #888;
  margin-left: 0;
  letter-spacing: .36px;
  padding: 0;
  line-height: 28px;
}

.course .cate-list .this {
  color: #ffc210;
  border: 1px solid #ffc210 !important;
  border-radius: 30px;
}

.course .ordering::after {
  content: "";
  display: block;
  clear: both;
}

.course .ordering ul {
  float: left;
}

.course .ordering ul::after {
  content: "";
  display: block;
  clear: both;
}

.course .ordering .condition-result {
  float: right;
  font-size: 14px;
  color: #9b9b9b;
  line-height: 28px;
}

.course .ordering ul li {
  float: left;
  padding: 6px 15px;
  line-height: 16px;
  margin-left: 14px;
  position: relative;
  transition: all .3s ease;
  cursor: pointer;
  color: #4a4a4a;
}

.course .ordering .title {
  font-size: 16px;
  color: #888;
  letter-spacing: .36px;
  margin-left: 0;
  padding: 0;
  line-height: 28px;
}

.course .ordering .this {
  color: #ffc210;
}

.course .ordering .price {
  position: relative;
}

.course .ordering .price::before,
.course .ordering .price::after {
  cursor: pointer;
  content: "";
  display: block;
  width: 0px;
  height: 0px;
  border: 5px solid transparent;
  position: absolute;
  right: 0;
}

.course .ordering .price::before {
  border-bottom: 5px solid #aaa;
  margin-bottom: 2px;
  top: 2px;
}

.course .ordering .price::after {
  border-top: 5px solid #aaa;
  bottom: 2px;
}

.course .ordering .price_up::before {
  border-bottom-color: #ffc210;
}

.course .ordering .price_down::after {
  border-top-color: #ffc210;
}

.course .course-item:hover {
  box-shadow: 4px 6px 16px rgba(0, 0, 0, .5);
}

.course .course-item {
  width: 1100px;
  background: #fff;
  padding: 20px 30px 20px 20px;
  margin-bottom: 35px;
  border-radius: 2px;
  cursor: pointer;
  box-shadow: 2px 3px 16px rgba(0, 0, 0, .1);
  /* css3.0 过渡动画 hover 事件操作 */
  transition: all .2s ease;
}

.course .course-item::after {
  content: "";
  display: block;
  clear: both;
}

/* 顶级元素 父级元素  当前元素{} */
.course .course-item .course-image {
  float: left;
  width: 423px;
  height: 210px;
  margin-right: 30px;
}

.course .course-item .course-image img {
  max-width: 100%;
  max-height: 210px;
}

.course .course-item .course-info {
  float: left;
  width: 596px;
}

.course-item .course-info h3 a {
  font-size: 26px;
  color: #333;
  font-weight: normal;
  margin-bottom: 8px;
}

.course-item .course-info h3 span {
  font-size: 14px;
  color: #9b9b9b;
  float: right;
  margin-top: 14px;
}

.course-item .course-info h3 span img {
  width: 11px;
  height: auto;
  margin-right: 7px;
}

.course-item .course-info .teather-info {
  font-size: 14px;
  color: #9b9b9b;
  margin-bottom: 14px;
  padding-bottom: 14px;
  border-bottom: 1px solid #333;
  border-bottom-color: rgba(51, 51, 51, .05);
}

.course-item .course-info .teather-info span {
  float: right;
}

.course-item .section-list::after {
  content: "";
  display: block;
  clear: both;
}

.course-item .section-list li {
  float: left;
  width: 44%;
  font-size: 14px;
  color: #666;
  padding-left: 22px;
  /* background: url("路径") 是否平铺 x轴位置 y轴位置 */
  background: url("/src/assets/img/play-icon-gray.svg") no-repeat left 4px;
  margin-bottom: 15px;
}

.course-item .section-list li .section-title {
  /* 以下3句，文本内容过多，会自动隐藏，并显示省略符号 */
  text-overflow: ellipsis;
  overflow: hidden;
  white-space: nowrap;
  display: inline-block;
  max-width: 200px;
}

.course-item .section-list li:hover {
  background-image: url("/src/assets/img/play-icon-yellow.svg");
  color: #ffc210;
}

.course-item .section-list li .free {
  width: 34px;
  height: 20px;
  color: #fd7b4d;
  vertical-align: super;
  margin-left: 10px;
  border: 1px solid #fd7b4d;
  border-radius: 2px;
  text-align: center;
  font-size: 13px;
  white-space: nowrap;
}

.course-item .section-list li:hover .free {
  color: #ffc210;
  border-color: #ffc210;
}

.course-item {
  position: relative;
}

.course-item .pay-box {
  position: absolute;
  bottom: 20px;
  width: 600px;
}

.course-item .pay-box::after {
  content: "";
  display: block;
  clear: both;
}

.course-item .pay-box .discount-type {
  padding: 6px 10px;
  font-size: 16px;
  color: #fff;
  text-align: center;
  margin-right: 8px;
  background: #fa6240;
  border: 1px solid #fa6240;
  border-radius: 10px 0 10px 0;
  float: left;
}

.course-item .pay-box .discount-price {
  font-size: 24px;
  color: #fa6240;
  float: left;
}

.course-item .pay-box .original-price {
  text-decoration: line-through;
  font-size: 14px;
  color: #9b9b9b;
  margin-left: 10px;
  float: left;
  margin-top: 10px;
}

.course-item .pay-box .buy-now {
  width: 120px;
  height: 38px;
  background: transparent;
  color: #fa6240;
  font-size: 16px;
  border: 1px solid #fd7b4d;
  border-radius: 3px;
  transition: all .2s ease-in-out;
  float: right;
  text-align: center;
  line-height: 38px;
  position: absolute;
  right: 0;
  bottom: 5px;
}

.course-item .pay-box .buy-now:hover {
  color: #fff;
  background: #ffc210;
  border: 1px solid #ffc210;
}

.course .course_pagination {
  margin-bottom: 60px;
  text-align: center;
}
</style>

router/index.js

// ...
import SearchCourse from "@/views/SearchCourse";

Vue.use(VueRouter)

const routes = [
    // ...
    {
        path: '/course/search',
        name: 'SearchCourse',
        component: SearchCourse
    },
]