[后台题目管理的api部分] 增添创建题目、编辑题目API及测试用例

problem/serizalizers.py

@@ -0,0 +1,62 @@
+# coding=utf-8
+import json
+
+from rest_framework import serializers
+
+from account.models import User
+from .models import Problem
+
+
+class ProblemSampleSerializer(serializers.ListField):
+    input = serializers.CharField(max_length=3000)
+    output = serializers.CharField(max_length=3000)
+
+
+class JSONField(serializers.Field):
+    def to_representation(self, value):
+        print value, type(value)
+        return json.loads(value)
+
+
+class CreateProblemSerializer(serializers.Serializer):
+    title = serializers.CharField(max_length=50)
+    description = serializers.CharField(max_length=10000)
+    # [{"input": "1 1", "output": "2"}]
+    sample = ProblemSampleSerializer()
+    test_case_id = serializers.CharField(max_length=40)
+    source = serializers.CharField(max_length=30, required=False, default=None)
+    time_limit = serializers.IntegerField()
+    memory_limit = serializers.IntegerField()
+    difficulty = serializers.IntegerField()
+    tags = serializers.ListField(child=serializers.IntegerField())
+    hint = serializers.CharField(max_length=3000, required=False, default=None)
+
+
+class ProblemSerializer(serializers.ModelSerializer):
+    sample = JSONField()
+
+    class UserSerializer(serializers.ModelSerializer):
+        class Meta:
+            model = User
+            fields = ["username"]
+
+    created_by = UserSerializer()
+
+    class Meta:
+        model = Problem
+
+
+class EditProblemSerializer(serializers.Serializer):
+    id = serializers.IntegerField()
+    title = serializers.CharField(max_length=50)
+    description = serializers.CharField(max_length=10000)
+    test_case_id = serializers.CharField(max_length=40)
+    source = serializers.CharField(max_length=30)
+    time_limit = serializers.IntegerField()
+    memory_limit = serializers.IntegerField()
+    difficulty = serializers.IntegerField()
+    tags = serializers.ListField(child=serializers.IntegerField())
+    sample = ProblemSampleSerializer()
+    hint = serializers.CharField(max_length=10000)
+    visible = serializers.BooleanField()
+