Python Django项目实例二
2024-04-10 18:18:15
管理员功能
- 查询商品
- 设置商品数量
- 上下架商品
- 以及过去7天相应的报表
查询下架商品
商品下架前端代码`
<head>{% load static %}<meta charset="UTF-8"><title>查询/下架</title><style>.select{width:980px;height:50px;margin: 2px auto;overflow: hidden;}.content{width:980px;height:610px;margin: 2px auto;overflow: hidden;}.comm1{width:285px;height:48px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.comm2{width:570px;height:48px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.img1{width:580px;height:300px;background-color: beige;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.img2{width:380px;height:350px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.reset{width:580px;height:50px;float: left;}.submit{width:980px;height:50px;float: left;}.select1{width: 290px; height: 48px; font-size: 18px; color: black; background-color:aliceblue; outline: none;}.comm1 input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:aliceblue; outline: none;}.img2 input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:cornsilk; outline: none;}.reset button { width: 575px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }.submit button { width: 375px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }</style>
</head>
<body>
<form method="POST" action="/xiajia"><div class="select"><div class="comm1"><select name="comtype" class="select1"><option value="水果生鲜">水果生鲜</option><option value="日用百货">日用百货</option><option value="粮油米面">粮油米面</option><option value="洗护用品">洗护用品</option><option value="今日特价">今日特价</option></select></div><div class="comm1"><input type="text" name="comname" autocomplete="off" placeholder="商品名称"></div><div class="comm1"><div class="submit"><button type="submit" id="submit" name="submit">查询</button></div></div></div>
</form>
<form method="POST" action="/xiajiaf" enctype="multipart/form-data">
<div class="content"><div class="img1"><div class="comm2">编号：{{commodity.com_id}}</div><div class="comm2">类型：{{commodity.com_type}}</div><div class="comm2">名称：{{commodity.com_name}}</div><div class="comm2">剩余数量：{{commodity.com_num}}</div><div class="comm2">进价：{{commodity.com_inprice}}</div><div class="comm2">售价：{{commodity.com_outprice}}</div><div class="comm2">折扣：{{commodity.com_discount}}</div></div><div class="img2"><input type="text" name=com_name value="{{ commodity.com_name }}" hidden><div class="img3"><img src="/static/media/{{ commodity.com_img }}"></div></div><div class="submit"><button type="submit" id="submit" name="submit">下架</button></div>
</div></form>
</body>
</html>
查询修改商品
*查询修改商品信息前端代码
<head>{% load static %}<meta charset="UTF-8"><title>查询/修改商品信息</title><style>.select{width:980px;height:50px;margin: 2px auto;overflow: hidden;}.content{width:980px;height:610px;margin: 2px auto;overflow: hidden;}.comm1{width:285px;height:48px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.comm2{width:285px;height:48px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.img1{width:580px;height:300px;background-color: beige;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.img2{width:380px;height:350px;background-color: aliceblue;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.reset{width:580px;height:50px;float: left;}.submit{width:380px;height:50px;float: left;}.select1{width: 290px; height: 48px; font-size: 18px; color: black; background-color:aliceblue; outline: none;}.comm1 input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:aliceblue; outline: none;}.img2 input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:cornsilk; outline: none;}.reset button { width: 575px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }.submit button { width: 375px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }</style>
</head>
<body>
<form method="POST" action="/QueryModity"><div class="select"><div class="comm1"><select name="comtype" class="select1"><option value="水果生鲜">水果生鲜</option><option value="日用百货">日用百货</option><option value="粮油米面">粮油米面</option><option value="洗护用品">洗护用品</option><option value="今日特价">今日特价</option></select></div><div class="comm1"><input type="text" name="comname" autocomplete="off" placeholder="商品名称"></div><div class="comm1"><div class="submit"><button type="submit" id="submit" name="submit">查询</button></div></div></div>
</form>
<form method="POST" action="/QueryModityf" enctype="multipart/form-data">
<div class="content"><div class="img1"><div class="comm2">编号：{{commodity.com_id}}</div><div class="comm1"><input name="com_id" value="{{ commodity.com_id }}" id="com_type" type="text" autocomplete="off" placeholder="商品编号修改为"></div><div class="comm2">类型：{{commodity.com_type}}</div><div class="comm1"><select name="com_type" class="select1"><option value="水果生鲜">水果生鲜</option><option value="日用百货">日用百货</option><option value="粮油米面">粮油米面</option><option value="牛奶饮料">牛奶饮料</option><option value="洗护用品">洗护用品</option><option value="今日特价">今日特价</option></select></div><div class="comm2">名称：{{commodity.com_name}}</div><div class="comm1"><input name="com_name" id="com_name" type="text" autocomplete="off" placeholder="商品名称修改为"></div><div class="comm2">剩余数量：{{commodity.com_num}}</div><div class="comm1"><input name="com_num" id="com_num" type="text" autocomplete="off" placeholder="补货"></div><div class="comm2">进价：{{commodity.com_inprice}}</div><div class="comm1"><input name="com_inprice" id="com_inprice" type="text" autocomplete="off" placeholder="商品进价修改为"></div><div class="comm2">售价：{{commodity.com_outprice}}</div><div class="comm1"><input name="com_outprice" id="com_outprice" type="text" autocomplete="off" placeholder="商品售价修改为"></div><div class="comm2">折扣：{{commodity.com_discount}}</div><div class="comm1"><input name="com_discount" id="com_discount" type="text" autocomplete="off" placeholder="商品折扣修改为"></div></div><div class="img2"><input name="com_img" id="com_img" type="file" accept="image/*" autocomplete="off" placeholder="商品图片"><div class="img3"><img src="/static/media/{{ commodity.com_img }}"></div></div><div class="reset"><button type="reset" id="submit" name="submit">重置</button></div><div class="submit"><button type="submit" id="submit" name="submit">修改</button></div>
</div></form>
</body>
</html>
上架商品
上架前端代码
<!DOCTYPE html>
<html lang="en">
<head><meta charset="UTF-8"><title>商品上架</title><style>.content{width:980px;height:600px;margin: 2px auto;overflow: hidden;}.comm{width:480px;height:48px;background-color: beige;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.img1{width:480px;height:350px;background-color: beige;float: left;border-color: #f5f487;border-width: 1px;border-style: solid;}.reset{width:480px;height:50px;float: left;}.submit{width:480px;height:50px;float: left;}.select{width: 480px; height: 48px; font-size: 18px; color: black; background-color:cornsilk; outline: none;}.comm input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:cornsilk; outline: none;}.img1 input { width: 480px; height: 48px; font-size: 18px; color: black; background-color:cornsilk; outline: none;}.reset button { width: 475px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }.submit button { width: 475px; height: 50px; border: 1px; font-size: 15px; color: black; outline: none; cursor: pointer; background-color:cadetblue; }</style>
</head>
<body>
<form method="POST" action="/GoodsShelvesf" enctype="multipart/form-data">
<div class="content"><div class="img1"><div class="comm"><input name="com_id" id="com_id" type="text" autocomplete="off" placeholder="商品编号"></div><div class="comm"><select name="com_type" class="select"><option value="水果生鲜">水果生鲜</option><option value="日用百货">日用百货</option><option value="粮油米面">粮油米面</option><option value="牛奶饮料">牛奶饮料</option><option value="洗护用品">洗护用品</option><option value="今日特价">今日特价</option></select></div><div class="comm"><input name="com_name" id="com_name" type="text" autocomplete="off" placeholder="商品名称"></div><div class="comm"><input name="com_num" id="com_num" type="text" autocomplete="off" placeholder="商品数量"></div><div class="comm"><input name="com_inprice" id="com_inprice" type="text" autocomplete="off" placeholder="商品进价"></div><div class="comm"><input name="com_outprice" id="com_price" type="text" autocomplete="off" placeholder="商品售价"></div><div class="comm"><input name="com_discount" id="com_discount" type="text" autocomplete="off" placeholder="商品折扣"></div></div><div class="img1"><input name="com_img" id="com_img" type="file" accept="image/*" autocomplete="off" placeholder="商品图片"/></div><div class="reset"><button type="reset" id="submit" name="submit">重置</button></div><div class="submit"><button type="submit" id="submit" name="submit">上架</button></div>
</div></form>
</body>
</html>数据报表
数据报表是使用Python的matplotlib第三方库实现的故没有前端代码
接下来是全部的后端代码
import refrom django.shortcuts import render, render_to_response,redirect
from time import strftime
import datetime
from untitled4 import settings
from .models import commodity,offtake
import plotly as py
import plotly.graph_objs as godef GoodsShelves(request):#进上架商品页面if request.method == 'GET':return render(request, 'Goods_Shelves.html')def xiajia(request):#进下架商品页面if request.method == 'GET':return render(request, 'xiajia.html')def QueryModity(request):#进查询修改商品页面if request.method == 'GET':return render(request, 'QueryModity.html')if request.method=='POST':data=request.POSTtry:commodit=commodity.objects.get(com_type=data.get('comtype'),com_name=data.get('comname'))return render(request,'QueryModity.html',{'commodity':commodit})except:return render(request, 'QueryModity.html')def queryxiajia(request):#进下架查询页面if request.method == 'GET':return render(request, 'xiajia.html')if request.method=='POST':data=request.POSTtry:commodit=commodity.objects.get(com_type=data.get('comtype'),com_name=data.get('comname'))return render(request,'xiajia.html',{'commodity':commodit})except:return render(request, 'xiajia.html')
def GoodsShelvesfun(request):#上架商品方法if request.method=='POST':data =request.POSTimg = request.FILES['com_img']if data:com_id=data.get('com_id')#print(com_id)com_type = data.get('com_type')#print(com_type)com_name= data.get('com_name')com_num=data.get('com_num')com_inprice = data.get('com_inprice')com_outprice=data.get('com_outprice')com_discount=data.get('com_discount')imgdi='img1'+'/'+data.get('com_type')+'/' + img.namefname = settings.MEDIA_ROOT +'/'+'img1'+'/'+data.get('com_type')+'/' + img.name#print(fname)with open(fname, 'wb') as pic:for c in img.chunks():pic.write(c)try:commodity.objects.create(com_id=com_id,com_type=com_type,com_name=com_name,com_num=com_num,com_inprice=com_inprice,com_outprice=com_outprice,com_discount=com_discount,com_img=imgdi)#print('上架成功,继续上架！')return render(request,'Goods_Shelves.html')except:#print('上架失败！')return render(request,'Goods_Shelves.html')def QueryModityfun(request):#查询、修改商品方法if request.method=='POST':data =request.POSTimg = request.FILES['com_img']if data:comid=data.get('com_id')#print(comid)comtype = data.get('com_type')#print(comtype)comname= data.get('com_name')comnum=data.get('com_num')cominprice = data.get('com_inprice')comoutprice=data.get('com_outprice')comdiscount=data.get('com_discount')try:com=commodity.objects.get(com_id=comid)if com.com_type != comtype:com.com_type=comtypeif com.com_name != comname:com.com_name=comnameif com.com_num != comnum:com.com_num = comnumif com.com_inprice != cominprice:com.com_inprice = cominpriceif com.com_outprice != comoutprice:com.com_outprice = comoutpriceif com.com_discount!=comdiscount:com.com_discount=comdiscountimg1 = 'img1' + '/' + data.get('com_type') + '/' + img.namefname = settings.MEDIA_ROOT + '/' + 'img1' + '/' + data.get('com_type') + '/' + img.name#print(fname)with open(fname, 'wb') as pic:for c in img.chunks():pic.write(c)if com.com_img!=img1:com.com_img=img1com.save()#保存修改#print('修改成功！')return redirect('/QueryModity')except:return redirect('/QueryModity')def xiajiafun(request):if request.method == 'POST':data = request.POST#print(data)if data:comname = data.get('com_name')print(comname)try:commodity.objects.filter(com_name= comname).delete()# print('修改成功！')return redirect('/xiajia')except:return redirect('/xiajia')def drawpicture(request):#数据报表方法，需要显示各个商品售出数量，以及各个商品盈利，以每周每月为一个簇if request.method=="GET":list3 = []#print((datetime.datetime.now() - datetime.timedelta(days=1)).strftime('%Y-%m-%d'))for j in commodity.objects.all():list2 = []x=eval(re.findall('\d+', j.com_outprice)[0])-eval(re.findall('\d+', j.com_inprice)[0])for i in range(7):list4=[]list1 = offtake.objects.filter(comm1=j.com_name,timenow=(datetime.datetime.now() - datetime.timedelta(days=i)).strftime('%Y-%m-%d')).first()if list1 != None:#print(list1.comm1)num=re.findall('\d+',list1.num)list4.insert(0,list1.comm1)list4.insert(1,num[0])list4.insert(2,str(x*eval(num[0])))list2.insert(i, list4)else:continueif list2!=None:list3.append(list2)else:continueprint(list3)i=0list5=[]list6=[]list7=[]list8=[]for li in list3:if li==[]:continueelse:for j in range(len(li)):if li[j][0] not in list5:list5.insert(i,li[j][0])list6.insert(i,int(li[j][1]))list7.insert(i,int(li[j][2]))i+=1else:x=list5.index(li[j][0])list6[x]=list6[x]+int(li[j][1])list7[x]=list7[x]+int(li[j][2])h=0for i in range(len(list7)):h += list7[i]for i in range(len(list5)):commodi=commodity.objects.get(com_name=list5[i])g=re.findall('\d+',commodi.com_num)list8.insert(i,int(g[0]))list5.append("总盈利")list7.append(h)trace_1= go.Bar(x=list5,y=list6,name="销售量")trace_2=go.Bar(x=list5,y=list7,name="盈利(元)")trace_3=go.Bar(x=list5,y=list8,name="库存")trace = [trace_1, trace_2,trace_3]# Layoutlayout = go.Layout(title='过去七天')# Figurefigure = go.Figure(data=trace, layout=layout)py.offline.plot(figure, filename="./myapp/templates/seedraw.html")return render(request,'seedraw.html')if request.method=="POST":timeweek=[]list3=[]for j in commodity.objects.all():list2 = []for i in range(7):list1=offtake.objects.filter(comm1=j.com_num,timenow=(datetime.datetime.now()-datetime.timedelta(days=i)).strftime('%Y-%m-%d'))if list1!=None:list2.insert(i,list1)else:continuelist3.append(list2)print(list3)#pyplt = py.offline.plot**还有个重要文件就是建立数据库的相关文件**`
这个就是调数据库问题的，顺便给出我的数据库图片吧
这是跟数据库相关的代码
```python
from django.db import migrations, modelsclass Migration(migrations.Migration):initial = Truedependencies = []operations = [migrations.CreateModel(name='adminstor',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('uname', models.CharField(max_length=15)),('upassword', models.CharField(max_length=18)),],options={'db_table': 'adminstor',},),migrations.CreateModel(name='commodity',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('com_id', models.CharField(default='', max_length=6)),('com_type', models.CharField(default='', max_length=15)),('com_name', models.CharField(max_length=30)),('com_img', models.ImageField(upload_to='img1')),('com_num', models.CharField(max_length=15)),('com_inprice', models.CharField(default='', max_length=20)),('com_outprice', models.CharField(default='', max_length=15)),('com_discount', models.CharField(default='', max_length=15)),],options={'db_table': 'commodity_details',},),migrations.CreateModel(name='ident',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('u_name', models.CharField(max_length=18)),('edcom1', models.CharField(max_length=255)),('edcom2', models.CharField(max_length=255)),('edcom3', models.CharField(max_length=255)),('edcom4', models.CharField(max_length=255)),('edcom5', models.CharField(max_length=255)),('edcom6', models.CharField(max_length=255)),('edcom7', models.CharField(max_length=255)),],options={'db_table': 'ident',},),migrations.CreateModel(name='offtake',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('timenow', models.CharField(default='', max_length=30)),('comm1', models.CharField(default='', max_length=5000)),('comm2', models.CharField(default='', max_length=5000)),],options={'db_table': 'offtake',},),migrations.CreateModel(name='user',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('u_name', models.CharField(max_length=15)),('u_password', models.CharField(max_length=18)),('u_tellphone', models.CharField(max_length=15)),],options={'db_table': 'user',},),migrations.CreateModel(name='usershopcar',fields=[('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),('u_name', models.CharField(max_length=18)),('com1', models.CharField(max_length=18)),('num1', models.CharField(max_length=4)),('com2', models.CharField(max_length=18)),('num2', models.CharField(max_length=4)),('com3', models.CharField(max_length=18)),('num3', models.CharField(max_length=4)),('com4', models.CharField(max_length=18)),('num4', models.CharField(max_length=4)),('com5', models.CharField(max_length=18)),('num5', models.CharField(max_length=4)),('com6', models.CharField(max_length=18)),('num6', models.CharField(max_length=4)),('com7', models.CharField(max_length=18)),('num7', models.CharField(max_length=4)),],options={'db_table': 'usershopcar',},),]这是本人大三年级做的，时间过去许久，已将忘了大部分。抱歉只能贴码了
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