from django.db import models class Books(models.Model): btitle = models.CharField(max_length=20) bpub_date = models.DateField() bread = models.IntegerField() bcomment = models.IntegerField() is_delete = models.BooleanField(default=False)
from django.urls import path from . import views urlpatterns = [ path(‘book/‘,views.BooksView.as_view()), ]
from django.http import JsonResponse from django.shortcuts import render import json from .models import * # Create your views here. from django.views import View class BooksView(View): def get(self, request): books = Books.objects.filter(is_delete=False) book_list = books.values(‘id‘,‘btitle‘,‘bpub_date‘,‘bread‘,‘bcomment‘) book_list = list(book_list) data = { "code": 0, "msg": "success", "books": book_list } return JsonResponse(data) def post(self, request): body_json = request.body.decode() body_dict = json.loads(body_json) btitle = body_dict.get(‘btitle‘) bpub_date = body_dict.get(‘bpub_date‘) bread = body_dict.get(‘bread‘) bcomment = body_dict.get(‘bcomment‘) book = Books(btitle=btitle, bpub_date=bpub_date, bread=bread, bcomment=bcomment) book.save() return JsonResponse({"code": 0, "msg": "success"}) def put(self, request): body_json = request.body.decode() body_dict = json.loads(body_json) id = body_dict.get(‘id‘) btitle = body_dict.get(‘btitle‘) bpub_date = body_dict.get(‘bpub_date‘) bread = body_dict.get(‘bread‘) bcomment = body_dict.get(‘bcomment‘) book = Books.objects.get(id=id) book.btitle = btitle book.bpub_date = bpub_date book.bread = bread book.bcomment = bcomment book.save() return JsonResponse({"code": 0, "msg": "success"}) def delete(self, request): body_json = request.body.decode() body_dict = json.loads(body_json) id = body_dict.get(‘id‘) book = Books.objects.get(id=id) book.is_delete = True book.save() return JsonResponse({"code": 0, "msg": "success"})
http://127.0.0.1:8000/books/book/
{ "code": 0, "msg": "success", "books": [ { "id": 4, "btitle": "抗日神剧", "bpub_date": "2020-08-11", "bread": 1234, "bcomment": 779 }, { "id": 5, "btitle": "qwe", "bpub_date": "2020-09-09", "bread": 123, "bcomment": 5555 }, { "id": 11, "btitle": "三重门", "bpub_date": "2020-02-12", "bread": 100, "bcomment": 0 } ] }
import { get, post, put, del } from ‘./index‘ // 书籍管理接口 export const getBookList = (params, headers) => get("/books/book/", params, headers) export const addBook = (params, headers) => post("/books/book/", params, headers) export const editBook = (params, headers) => put("/books/book/", params, headers) export const delBook = (params, headers) => del("/books/book/", params, headers)
import Books from ‘@/views/books/Books‘ export default new Router({ routes: [ { path: ‘/‘, name: ‘Books‘, component: Books }, // 图书增删改查 案例 ] })
<template>
<div>
<h1>图书管理系统</h1>
<div style="margin: 30px;">
<button @click="addNew">新增图书</button>
<BookEdit
v-show=‘dialogVisible‘
:visible.sync=‘dialogVisible‘
:data=‘editData‘
@save=‘save‘
></BookEdit>
</div>
<div>
<table style=‘margin: auto; border: solid 1px black;‘>
<tr>
<th>图书编号</th>
<th>图书名字</th>
<th>出版时间</th>
<th>阅读数</th>
<th>评论数</th>
<th>操作</th>
</tr>
<tr
v-for="(book, index) in books"
:key="book.id"
>
<td>{{book.id}}</td>
<td>{{book.btitle}}</td>
<td>{{book.bpub_date}}</td>
<td>{{book.bread}}</td>
<td>{{book.bcomment}}</td>
<td>
<button @click="edit(index)">修改</button>
<button @click="del(index)">删除</button>
</td>
</tr>
</table>
</div>
</div>
</template>
<script>
import { getBookList, addBook, editBook, delBook } from ‘@/http/apis‘
import BookEdit from ‘@/components/BookEdit‘
export default {
components: {
BookEdit
},
data() {
return {
dialogVisible: false,
books: [
{ id: 3, btitle: "...", bpub_date: "2020-08-11", bread: 100, bcomment: 50
}
],
editData: { // 编辑的内容
btitle: "",
bpub_date: "",
bread: 0,
bcomment: 0
}
}
},
methods: {
// 1.点击新增图书时初始化数据
addNew() {
this.editData = { // 初始化 编辑内容
btitle: "",
bpub_date: "",
bread: 100,
bcomment: 0
}
this.dialogVisible = true // 显示弹框
},
// 2.获取图书列表
get() {
getBookList().then((data) => {
// console.log(data)
// books: [{btitle: "西游记", bpub_date: "2020-08-11", bread: 100,bcomment: 50}]
this.books = data.books
})
},
// 3.修改或者添加图书
save() {
// 根据editData中的id判断是更新还是新增
debugger
console.log(this.editData)
if (this.editData.id) {
// 如果有id, 修改图书
// 修改请求
let params = this.editData
editBook(params).then((res)=>{
console.log(res)
this.get()
})
} else {
// 增加图书
addBook(this.editData).then((res) => {
this.get()
})
}
},
// 点击修改弹出修改页面
edit(index) {
this.editData = JSON.parse(JSON.stringify(this.books[index])) // 复制this.books[index] 的数据
// this.editData = this.books[index] //
this.dialogVisible = true
},
// 删除
del(index) {
let params = {
id: this.books[index].id
}
delBook(params).then((res)=>{
console.log(res)
this.get()
})
}
},
created() {
this.get()
}
}
</script>
<style>
table tr td {
width: 150px;
border: solid 1px black;
}
</style>
<template>
<div>
<el-dialog
title="新增图书"
:visible="visible"
>
<div><span>图书名称:</span>
<el-input
class=‘elinput‘
v-model="data.btitle"
>
</el-input>
</div>
<div><span>发布日期:</span>
<el-input
class=‘elinput‘
v-model="data.bpub_date"
></el-input>
</div>
<div><span>阅读量:</span>
<el-input
class=‘elinput‘
v-model="data.bread"
></el-input>
</div>
<div><span>评论量:</span>
<el-input
class=‘elinput‘
v-model="data.bcomment"
></el-input>
</div>
<el-button @click="cancel">取 消</el-button>
<el-button
type="primary"
@click="addBook"
>确 定</el-button>
</el-dialog>
</div>
</template>
<script>
// import { addbook } from ‘@/http/apis‘
export default {
props: [‘data‘, ‘visible‘],
data() {
return {
}
},
methods: {
addBook() {
this.$emit(‘update:visible‘, false)
this.$emit(‘save‘)
},
cancel() {
this.$emit(‘update:visible‘, false)
}
},
mounted() {
}
}
</script>
<style>
.elinput {
width: 220px;
height: 40px;
}
</style>
// The Vue build version to load with the `import` command // (runtime-only or standalone) has been set in webpack.base.conf with an alias. import Vue from ‘vue‘ import App from ‘./App‘ import router from ‘./router‘ Vue.config.productionTip = false // 使用 elementui // npm i element-ui -S 安装到当前项目 import ElementUI from ‘element-ui‘ import ‘element-ui/lib/theme-chalk/index.css‘ Vue.use(ElementUI) /* eslint-disable no-new */ new Vue({ el: ‘#app‘, router, components: { App }, template: ‘<App/>‘ })
原文：https://www.cnblogs.com/gaodenghan/p/13900194.html