目录

项目结构

asset_data.html

asset_data/add_modify.html

views/asset_data.py

------资产管理--------

资产信息展示

views/asset_data.py

添加资产信息

添加和编辑的html可参考学员信息添加修改html

views/asset_data.py

修改信息资产

views/asset_data.py

---

项目结构

asset_data.html

{% extends "index/index.html" %}


{% block content %}
    <div class="container">
        <div style="margin-bottom: 10px">
                <a class="btn btn-success" href="/add/asset/"><span class="glyphicon glyphicon-plus" aria-hidden="true"></span>添加资产</a>
            </div>
            <div class="panel panel-warning">
                <div class="panel-heading">
                    <h3 class="panel-title">资产表</h3>
                </div>
                <div class="panel-body">
                    <table class="table">
                        <thead>
                        <tr>
                            <th>id</th>
                            <th>姓名</th>
                            <th>电话</th>
                            <th>借用日期</th>
                            <th>资产编号</th>
                            <th>归还状态</th>
                            <th>操作</th>
                        </tr>
                        </thead>
                        <tbody>
                        {% for data in data_list %}
                            <tr>
                            <th>{{ data.id }}</th>
                            <td>{{ data.name }}</td>
                            <td>{{ data.mobile }}</td>
                            <td>{{ data.data_time }}</td>
                            <td>{{ data.data_id }}</td>
                            {% if data.ret_data == 1 %}
                                <td style="color: green">{{ data.get_ret_data_display }}</td>
                            {% else %}
                                <td style="color: red">{{ data.get_ret_data_display }}</td>
                            {% endif %}
                            <td>
                                <a href="/modify/{{ data.id}}/asset/"><span style="color: green" class="glyphicon glyphicon-pencil" aria-hidden="true"></span></a>
                                <a href="/delete/{{ data.id}}/asset/"><span style="color: red" class="glyphicon glyphicon-trash" aria-hidden="true"></span></a>
                            </td>

                        </tr>
                        {% endfor %}
                        </tbody>
                    </table>
                </div>
            </div>
    </div>
{% endblock %}

asset_data/add_modify.html

{% extends "index/index.html" %}
{% load static %}

{% block content %}
    <div class="container">
        <div class="panel panel-success">
            <div class="panel-heading">
                <h3 class="panel-title">{{ title }}</h3>
            </div>
            <div class="panel-body">
                <div class="form-group">
                    <form method="post" novalidate>
                        {% csrf_token %}
                        {% for item in form %}
                            <label for="exampleInputEmail1" class="col-sm-2" >{{ item.label }}</label>
                            {{ item }}
                            <span style="color: red">{{ item.errors.0 }}</span>
                        {% endfor %}
                        <button type="submit" class="btn btn-success">提交</button>
                    </form>
                </div>
            </div>
        </div>
    </div>

{% endblock %}

{% block js %}
{#    <script src="{% static 'js/layui.js' %}"></script>#}
{#    <script>#}
{#        layui.use(function () {#}
{#            var laydate = layui.laydate;#}
{#            // 渲染#}
{#            laydate.render({#}
{#                elem: '#id_class_time'#}
{#            });#}
{#        });#}
{#    </script>#}
{% endblock %}

views/asset_data.py

--资产数据函数视图.

# -*- coding:utf-8 -*-
from django.shortcuts import render, redirect, HttpResponse
from demo_one import models
from django import forms

# 正则校验
from django.core.validators import RegexValidator
# 异常类
from django.core.exceptions import ValidationError


# 资产信息展示
def asset_data(request):
    data_list = models.Asset.objects.all()
    return render(request, "asset_data/asset_data.html", {"data_list": data_list})


# 添加资产
class Addasset(forms.ModelForm):
    # 创建一个手机号输入框，校验手机号的格式
    mobile = forms.CharField(
        label="手机号",
        validators=[RegexValidator(r"^1[3-9]\d{9}$", "请输入正确格式的手机号")]
    )

    class Meta:
        model = models.Asset
        fields = ["name", "mobile", "data_time", "data_id", "ret_data"]
        # 排除某些字段
        # exclude = ["name"]

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs = {"class": "form-control", "autocomplete": "off"}

    # 数据库做重复值判断 clean_字段(self)
    def clean_data_id(self):
        # 获取页面input框输入的资产编号
        data_id_txt = self.cleaned_data["data_id"]
        # 进入数据库，判断输入的资产编号是否存在
        # .exists() filter条件满足，则返回True
        exists = models.Asset.objects.filter(data_id=data_id_txt).exists()
        if exists:
            raise ValidationError("该资产已经被借用")
        # 如果资产编号不在数据库，则返回编号
        return data_id_txt


# 增加资产信息
def add_asset(request):
    title = "添加资产"
    if request.method == "GET":
        form = Addasset()
        return render(request, "asset_data/add_modify.html", {"title": title, "form": form})

    form = Addasset(data=request.POST)
    if form.is_valid():
        form.save()
        return redirect("/asset/data/")
    return render(request, "asset_data/add_modify.html", {"title": title, "form": form})


class Modifyasset(forms.ModelForm):
    data_time = forms.CharField(disabled=True, label="借用时间")

    class Meta:
        model = models.Asset
        fields = "__all__"

    def __init__(self, *args, **kwargs):
        super().__init__(*args, **kwargs)
        for name, field in self.fields.items():
            field.widget.attrs = {"class": "form-control", "autocomplete": "off"}

    def clean_data_id(self):
        # 获取页面input框输入的资产编号
        data_id_txt = self.cleaned_data["data_id"]
        # 进入数据库，判断输入的资产编号是否存在
        # .exists() filter条件满足，则返回True
        # exclude(id=self.instance.pk) 忽略当前字段，你某个值的验证
        exists = models.Asset.objects.exclude(id=self.instance.pk).filter(data_id=data_id_txt).exists()
        if exists:
            raise ValidationError("该资产已经被借用,请重新修改")
        # 如果资产编号不在数据库，则返回编号
        return data_id_txt


# 修改信息
def modify_asset(request, nid):
    title = "编辑资产信息"
    data_obj = models.Asset.objects.filter(id=nid).first()
    if request.method == "GET":
        form = Modifyasset(instance=data_obj)
        return render(request, "asset_data/add_modify.html", {"title": title, "form": form})

    form = Modifyasset(data=request.POST, instance=data_obj)
    if form.is_valid():
        form.save()
        return redirect("/asset/data/")
    return render(request, "asset_data/add_modify.html", {"title": title, "form": form})


# 删除操作
def delete_asset(request, nid):
    models.Asset.objects.filter(id=nid).delete()
    return redirect("/asset/data/")

---

------资产管理--------

资产信息展示

• views/asset_data.py

  from django.shortcuts import render, redirect, HttpResponse
  from demo_one import models
  from django import forms
  ​
  # 正则校验
  from django.core.validators import RegexValidator
  # 异常类
  from django.core.exceptions import ValidationError
  ​
  ​
  # 资产信息展示
  def asset_data(request):
      data_list = models.Asset.objects.all()
      return render(request, "asset_data/asset_data.html", {"data_list": data_list})
  ​

添加资产信息

• 添加和编辑的html可参考学员信息添加修改html

• views/asset_data.py

  # 添加资产
  class Addasset(forms.ModelForm):
      # 创建一个手机号输入框，校验手机号的格式
      mobile = forms.CharField(
          label="手机号",
          validators=[RegexValidator(r"^1[3-9]\d{9}$", "请输入正确格式的手机号")]
      )
  ​
      class Meta:
          model = models.Asset
          fields = ["name", "mobile", "data_time", "data_id", "ret_data"]
          # 排除某些字段
          # exclude = ["name"]
  ​
      def __init__(self, *args, **kwargs):
          super().__init__(*args, **kwargs)
          for name, field in self.fields.items():
              field.widget.attrs = {"class": "form-control", "autocomplete": "off"}
  ​
      # 数据库做重复值判断 clean_字段(self)
      def clean_data_id(self):
          # 获取页面input框输入的资产编号
          data_id_txt = self.cleaned_data["data_id"]
          # 进入数据库，判断输入的资产编号是否存在
          # .exists() filter条件满足，则返回True
          exists = models.Asset.objects.filter(data_id=data_id_txt).exists()
          if exists:
              raise ValidationError("该资产已经被借用")
          # 如果资产编号不在数据库，则返回编号
          return data_id_txt
  ​
  # 增加资产信息
  def add_asset(request):
      title = "添加资产"
      if request.method == "GET":
          form = Addasset()
          return render(request, "asset_data/add_modify.html", {"title": title, "form":form})
  ​
      form = Addasset(data=request.POST)
      if form.is_valid():
          form.save()
          return redirect("/asset/data/")
      return render(request, "asset_data/add_modify.html", {"title": title, "form": form})

修改信息资产

• views/asset_data.py

  class Modifyasset(forms.ModelForm):
      data_time = forms.CharField(disabled=True, label="借用时间")
      class Meta:
          model = models.Asset
          fields = "__all__"
  ​
      def __init__(self, *args, **kwargs):
          super().__init__(*args, **kwargs)
          for name, field in self.fields.items():
              field.widget.attrs = {"class": "form-control", "autocomplete": "off"}
  ​
      def clean_data_id(self):
          # 获取页面input框输入的资产编号
          data_id_txt = self.cleaned_data["data_id"]
          # 进入数据库，判断输入的资产编号是否存在
          # .exists() filter条件满足，则返回True
          # exclude(id=self.instance.pk) 忽略当前字段，你某个值的验证
          exists = models.Asset.objects.exclude(id=self.instance.pk).filter(data_id=data_id_txt).exists()
          if exists:
              raise ValidationError("该资产已经被借用,请重新修改")
          # 如果资产编号不在数据库，则返回编号
          return data_id_txt
  ​
  # 修改信息
  def modify_asset(request, nid):
      title = "编辑资产信息"
      data_obj = models.Asset.objects.filter(id=nid).first()
      if request.method == "GET":
          form = Modifyasset(instance=data_obj)
          return render(request, "asset_data/add_modify.html",{"title": title, "form": form})
  ​
      form = Modifyasset(data=request.POST,instance=data_obj)
      if form.is_valid():
          form.save()
          return redirect("/asset/data/")
      return render(request, "asset_data/add_modify.html", {"title": title, "form": form})

---