Add query for retrieving teachers with lesson quota

aleksis/apps/lesrooster/frontend/components/helper.graphql

@@ -6,11 +6,11 @@ query gqlPersons {
 }
 
 query gqlTeachers {
-    persons: teachers {
+    persons: lesroosterExtendedTeachers {
         id
         fullName
         shortName
-        
+        lessonQuota
     }
 }
 

aleksis/apps/lesrooster/schema/__init__.py

@@ -4,9 +4,11 @@ import graphene
 from guardian.shortcuts import get_objects_for_user
 
 from aleksis.apps.cursus.models import Course, Subject
-from aleksis.core.models import Group
+from aleksis.apps.cursus.schema import Query as CursusSchemaQuery
+from aleksis.core.models import Group, Person
 from aleksis.core.schema.base import FilterOrderList
 from aleksis.core.schema.group import GroupType
+from aleksis.core.schema.person import PersonType, PERSON_TYPE_FIELDS
 
 from ..models import Slot
 from .break_type import (
@@ -46,6 +48,12 @@ from .validity_range import (
 from ..models import Slot, ValidityRange
 
 
+class LesroosterExtendedPersonType(PersonType):
+    class Meta:
+        model = Person
+        fields = PERSON_TYPE_FIELDS + ["lesson_quota"]
+
+
 class Query(graphene.ObjectType):
     break_slots = FilterOrderList(BreakSlotType)
     slots = FilterOrderList(SlotType)
@@ -60,6 +68,8 @@ class Query(graphene.ObjectType):
 
     classes_by_grade = graphene.List(GroupType, grade=graphene.ID())
 
+    lesrooster_extended_teachers = FilterOrderList(LesroosterExtendedPersonType)
+
     @staticmethod
     def resolve_slots(root, info):
         # Note: This does also return `Break` objects (but with type set to Slot). This is intended
@@ -91,6 +101,10 @@ class Query(graphene.ObjectType):
         grade_group = Group.objects.prefetch_related("child_groups").get(id=grade)
         return get_objects_for_user(info.context.user, "core.view_group", grade_group.child_groups.filter(group_type__name="School class"))
 
+    @staticmethod
+    def resolve_lesrooster_extended_teachers(root, info):
+        return CursusSchemaQuery.resolve_teachers(root, info)
+
 
 class Mutation(graphene.ObjectType):
     create_break_slot = BreakSlotCreateMutation.Field()