Worked out API's

university/serializers.py

@@ -0,0 +1,38 @@
+from rest_framework import serializers
+from .models import University, Agreement, Section
+
+class UniversitySerializer(serializers.ModelSerializer):
+
+    agreements = serializers.SlugRelatedField(
+        many = True,
+        read_only = True,
+        slug_field="major"
+    )
+
+    class Meta:
+        model = University
+        fields = ["name", "agreements"]
+
+class AgreementsSerializer(serializers.ModelSerializer):
+
+    sections = serializers.SlugRelatedField(
+        many = True,
+        read_only = True,
+        slug_field = "area_name"
+    )
+
+    class Meta:
+        model = Agreement
+        fields = ["major", "sections"]
+
+class SectionsSerializer(serializers.ModelSerializer):
+
+    classes = serializers.SlugRelatedField(
+        many = True,
+        read_only = True,
+        slug_field = "MJC_Class_Name"
+    )
+
+    class Meta:
+        model = Section
+        fields = ["area_name", "number_of_required_courses", "classes"]