Nested WeekPreference view in admin with nested_inline

techdb/flightslot/admin.py

@@ -1,15 +1,28 @@
 from django.contrib import admin
+from nested_inline.admin import NestedTabularInline, NestedModelAdmin
 from .models import *
 
 # Register your models here.
 admin.site.register(Student, StudentAdmin)
 admin.site.register(MissionProfile)
 
-class PreferenceInLIne(admin.TabularInline):
-    model = Preference
-    extra = 0
+class HourBuildingLegInline(NestedTabularInline):
+    model = HourBuildingLeg
+    extra = 1
+    fk_name = 'hb'
 
-class WeekPreferenceAdmin(admin.ModelAdmin):
-    inlines = [PreferenceInLIne]
+class HourBuildingInLine(NestedTabularInline):
+    model = HourBuilding
+    extra = 1
+    inlines = [HourBuildingLegInline]
+    fk_name = 'weekpref'
+
+class TrainingInLIne(NestedTabularInline):
+    model = Training
+    extra = 0
+    fk_name = 'weekpref'
+
+class WeekPreferenceAdmin(NestedModelAdmin):
+    inlines = [TrainingInLIne, HourBuildingInLine]
 
 admin.site.register(WeekPreference, WeekPreferenceAdmin)