With the rapid development of society, social pressure is gradually increasing, and busy work makes people have no time to spend too much time with their loved ones. At this time, people are no longer just pursuing material enjoyment, but also gradually value spiritual enjoyment. Therefore, to relieve stress, seek companions in life, enjoy a better life and other reasons, pets have begun to play an increasingly important role in human life. With the increasing number of families with pets, the pet economy is also growing. more and more attention.
The bus line query system studied in this paper is based on B/S structure, and is designed and developed by using php programming language and SQL Server database. Through the "Angel House" pet transaction and service APP, in addition to the online live pet transaction in the pet store, it also provides customers with online purchases of pet daily necessities (pet food, cleaning tools, etc.), and provides pet bathing in physical stores The appointment function for services such as grooming, pet foster care, pet nurturing, and confinement care provides convenience for customers and potential customers who are time-constrained and space-distance. After testing, the system has stable operation effect, convenient and fast operation. It is an online pet trading platform with comprehensive functions, good practicability, high security, good scalability and maintainability.
This paper first expounds the development of the online pet e-commerce trading system, and conducts a detailed demand analysis on the system, and discusses the functional requirements, business process, system structure and database design of the online pet e-commerce trading system. .
The online pet trading system mainly includes two parts: the front-end user module and the background management module. The following will analyze the functions of the two major functional modules.
Foreground user module:
(1) Realize online transactions of live pets and pet daily necessities (pet food, cleaning tools, etc.) in the "Angel House" physical store;
(2) Realize the appointment function of pet bathing and grooming, pet foster care, pet cultivation and confinement care services in the "Angel House" physical store;
(3) Realize self-service pet information, photos, and video sharing for pet owners, and exchange and communicate with online breeders on information and questions;
Realize the store owner's information release, modification, reply, communication, etc. on the platform.
Background management module:
1. Registered user
(1) Online consultation: Users ask relevant questions according to their own needs, and online service personnel provide relevant answers based on the questions.
(2) Registration and login: The user registers, logs in and exits, and needs to verify whether the registered mobile phone number is available, and the account can only be used if the mobile phone number is available. Which must enter the user name, password, gender and pet type.
(3) Browsing product information:
①、首页显示：“天使之家”宠物店的主界面。界面主要分五部分，从上到下依次是：图标、搜索栏、登录注册等链接页头；下面是分类别块（从数据库中取出分类）；下面包括宠物粗略信息，点击可进入详细页面，在下面是宠物商品粗略信息，最下面是页尾。
②、查看页面：点击类别进入，上下是页头页尾，中间：显示一个显示各种条件的条件块，条件依次有品种、年龄、体重、性别等，然后依次粗略信息。
③、详细信息显示：用于显示各种信息的详细页面。是在首页中点击相关链接进入。
④、搜索：通过输入框里输入的内容，搜索出的内容将替换首页中的两个粗略信息块。模糊查询。
（4）、购买、预约：
购买：将选中的宠物或日常用品添加到购物车中，点击“结算”进入订单页，显示进入一个陈列了购物车中所有物品的页面以确定购买商品。确定后进入订单页面，这里会从数据库中取出已有的收获地址电话等信息，也可以添加新的收货地址电话等的信息，每个输入框后有输入验证。确定后即正式购买，进入另一个页面，用于显示订单号等；
预约：将选中的服务类型和服务时间添加到购物车中，点击“结算”，进入订单页面，显示进入一个陈列了购物车中所有物品的页面以确定预约。确定后进入订单页面，这里会从数据库中取出已有的收获地址电话等信息，也可以添加新的收货地址电话等的信息，每个输入框后有输入验证。确定后即正式预约，进入另一个页面，用于显示订单号等；
（5）、信息发布：用户购买或者预约结束并且收到货或预约成功之后可以进行此次购买或预约的评价。
2、线上服务人员
（1）、用户信息查看：可以查看店内宠物信息或宠物日常用品信息，比如某只宠物相关的宠物用品等，还可以查询普通用户的各方面信息。
（2）、购物车管理：当用户点击“结算”进入订单页面后会显示进入一个陈列了购物车中所有物品的页面以确定购买商品，确定后进入订单页面，线上服务人员从数据库中取出已有的收获地址电话等信息，用户还可以添加新的收货地址电话等的信息，每个输入框后有输入验证，确定后即正式购买，进入另一个页面，用于显示订单号等。线上服务人员负责订单信息的确认。
（3）、线上问题解答：用户提出问题，线上服务人员根据用户提出的问题进行解答。
