feat(recipe api): 增加删除菜谱接口

增加删除菜谱接口

Signed-off-by: Ching <loooching@gmail.com>

recipe/migrations/0003_recipe_status.py

@@ -0,0 +1,18 @@
+# Generated by Django 3.2.6 on 2022-02-04 16:13
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('recipe', '0002_auto_20211002_1926'),
+    ]
+
+    operations = [
+        migrations.AddField(
+            model_name='recipe',
+            name='status',
+            field=models.CharField(default='active', max_length=32),
+        ),
+    ]

recipe/models.py

@@ -9,6 +9,7 @@ import utils
 class Recipe(models.Model):
     name = models.CharField(max_length=128)
     recipe_type = models.CharField(max_length=32, default=const.RECIPE_TYPE_MEAT)
+    status = models.CharField(max_length=32, default=const.RECIPE_STATUS_ACTIVE)
     note = models.TextField(null=True)
     rate = models.IntegerField(default=0)
     difficulty = models.IntegerField(default=0)
@@ -125,7 +126,12 @@ class DailyRecipe(models.Model):
         # meat
         for x in range(0, 2):
             while True:
-                recipe = Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_MEAT).order_by('?').first()
+                recipe = (
+                    Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_MEAT)
+                    .exclude(status=const.RECIPE_STATUS_DELETED)
+                    .order_by('?')
+                    .first()
+                )
                 if recipe and recipe.id not in recipes and recipe.id not in prev_recipes:
                     recipes.append(recipe.id)
                     break
@@ -138,7 +144,12 @@ class DailyRecipe(models.Model):
         # vegetable
         for x in range(0, 1):
             while True:
-                recipe = Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_VEGETABLE).order_by('?').first()
+                recipe = (
+                    Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_VEGETABLE)
+                    .exclude(status=const.RECIPE_STATUS_DELETED)
+                    .order_by('?')
+                    .first()
+                )
                 if recipe and recipe.id not in recipes and recipe.id not in prev_recipes:
                     recipes.append(recipe.id)
                     break
@@ -150,7 +161,12 @@ class DailyRecipe(models.Model):
 
         # soup
         if random.randint(0, 2):
-            recipe = Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_SOUP).order_by('?').first()
+            recipe = (
+                Recipe.objects.filter(recipe_type=const.RECIPE_TYPE_SOUP)
+                .exclude(status=const.RECIPE_STATUS_DELETED)
+                .order_by('?')
+                .first()
+            )
             # if recipe not in recipes and recipe not in prev_recipes:
             if recipe:
                 recipes.append(recipe.id)

recipe/views.py

@@ -12,15 +12,19 @@ import recipe.serializers
 from utils import const
 
 
-class RecipeAPI(rest_framework.generics.RetrieveUpdateAPIView):
+class RecipeAPI(rest_framework.generics.RetrieveUpdateDestroyAPIView):
 
     # authentication_classes = (authentication.TokenAuthentication,
     #                           authentication.SessionAuthentication,
     #                           authentication.BasicAuthentication)
     # permission_classes = (permissions.IsAuthenticated,)
-    queryset = recipe.models.Recipe.objects.all()
+    queryset = recipe.models.Recipe.objects.exclude(status=const.RECIPE_STATUS_DELETED)
     serializer_class = recipe.serializers.RecipeSerializer
 
+    def perform_destroy(self, instance):
+        instance.status = const.RECIPE_STATUS_DELETED
+        instance.save(update_fields=['status'])
+
 
 class RecipeListAPI(rest_framework.generics.ListAPIView, rest_framework.generics.CreateAPIView):
 
@@ -28,7 +32,7 @@ class RecipeListAPI(rest_framework.generics.ListAPIView, rest_framework.generics
     #                           authentication.SessionAuthentication,
     #                           authentication.BasicAuthentication)
     # permission_classes = (permissions.IsAuthenticated,)
-    queryset = recipe.models.Recipe.objects.all()
+    queryset = recipe.models.Recipe.objects.exclude(status=const.RECIPE_STATUS_DELETED)
     serializer_class = recipe.serializers.RecipeSerializer
     filterset_fields = {
         'recipe_type': const.FILTER_EXACT,

utils/const.py

@@ -11,6 +11,9 @@ RECIPE_TYPE_MEAT = 'meat'
 RECIPE_TYPE_VEGETABLE = 'vegetable'
 RECIPE_TYPE_SOUP = 'soup'
 
+RECIPE_STATUS_ACTIVE = 'active'
+RECIPE_STATUS_DELETED = 'deleted'
+
 RECIPE_TYPE_CHOICE = [RECIPE_TYPE_MEAT, RECIPE_TYPE_VEGETABLE, RECIPE_TYPE_SOUP]
 
 FILTER_EXACT = ['exact']