first commit

views.py

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+# Create your views here.
+from django.db.models import Q
+from django.shortcuts import render, redirect
+
+from . import models
+from .models import Medicine
+from .forms import MedicineForm, LoginForm  # 假设你已经创建了表单类
+from django.shortcuts import get_object_or_404
+from django.http import JsonResponse
+
+
+def medicine_list(request):
+    medicines = Medicine.objects.all()
+    return render(request, 'medicine_list.html', {'medicines': medicines})
+
+
+def medicine_create(request):
+    if request.method == 'POST':
+        form = MedicineForm(request.POST)
+        if form.is_valid():
+            form.save()
+            return redirect('/medicine/list/')
+    else:
+        form = MedicineForm()
+
+    return render(request, 'medicine_create.html', {'form': form})
+
+
+# 修改药品
+def medicine_edit(request, pk):
+    # medicine = get_object_or_404(Medicine, pk=pk)
+    medicine = models.Medicine.objects.filter(id=pk).first()
+    if request.method == 'GET':
+        form = MedicineForm(instance=medicine)
+        return render(request, 'medicine_edit.html', {'form': form})
+
+    form = MedicineForm(request.POST, instance=medicine)
+    print(form.is_valid())
+    if form.is_valid():
+        form.save()
+        return redirect('/medicine/list')
+    return render(request, 'medicine_edit.html', {'form': form})
+
+
+# 删除药品
+def medicine_delete(request, pk):
+    # medicine = get_object_or_404(Medicine, pk=pk)
+    # if request.method == 'POST':
+    #     medicine.delete()
+    #     return redirect('/medicine/list/')
+    # return render(request, 'medicine_confirm_delete.html', {'medicine': medicine})
+    # 获取id
+    # 删除
+    models.Medicine.objects.filter(id=pk).delete()
+    # 重定向列表
+    return redirect("/medicine/list/")
+
+
+def medicine_search(request):
+    query = request.GET.get('query')
+    if query:
+        # 使用Q对象进行模糊搜索
+        medicines = Medicine.objects.filter(Q(name__icontains=query) | Q(description__icontains=query))
+    else:
+        medicines = Medicine.objects.all()
+    return render(request, 'medicine_list.html', {'medicines': medicines})
+
+
+def login(request):
+    """ 登录 """
+    if request.method == "GET":
+        form = LoginForm()
+        return render(request, 'login.html', {'form': form})
+
+    form = LoginForm(data=request.POST)
+    if form.is_valid():
+        # 验证成功，获取到的用户名和密码
+        # {'username': 'wupeiqi', 'password': '123',"code":123}
+        # {'username': 'wupeiqi', 'password': '5e5c3bad7eb35cba3638e145c830c35f',"code":xxx}
+
+        # 去数据库校验用户名和密码是否正确，获取用户对象、None
+        # admin_object = models.Admin.objects.filter(username=xxx, password=xxx).first()
+        admin_object = models.Admin.objects.filter(**form.cleaned_data).first()
+        # print(admin_object)
+        if not admin_object:
+            form.add_error("password", "用户名或密码错误")
+            # form.add_error("username", "用户名或密码错误")
+            return render(request, 'login.html', {'form': form})
+
+        request.session["info"] = {'id': admin_object.id, 'name': admin_object.username}
+        # session可以保存7天
+        request.session.set_expiry(60 * 60 * 24 * 7)
+
+        return redirect("/medicine/list")
+
+    return render(request, 'login.html', {'form': form})
+
+
+def logout(request):
+    """ 注销 """
+
+    request.session.clear()
+
+    return redirect('/login/')