Change title in objective group model

client/src/components/modules/ObjectiveGroup.vue

@@ -1,6 +1,6 @@
 <template>
   <div class="objective-group">
-    <h4>{{group.title}}</h4>
+    <h4>{{group.displayTitle}}</h4>
 
     <ul class="objective-group__objective-list">
       <li class="objective-group__objective" v-for="objective in group.objectives" :key="objective.id">

client/src/graphql/gql/moduleDetailsQuery.gql

@@ -21,6 +21,7 @@ query ModulesQuery($slug: String!) {
         node {
           id
           title
+          displayTitle
           objectives {
             edges {
               node {

server/books/schema/inputs.py

@@ -17,7 +17,7 @@ class ContentElementValueInput(InputObjectType):
     #  we'll handle this with a single input, even tho it would be nice to have a type for every different possibility
     #  see discussion at https://github.com/graphql/graphql-js/issues/207
     text = graphene.String(description='To be used for link_block, text_block types')
-    url = graphene.String(description='To be used for link, basic_knowledge, image_block types')
+    url = graphene.String(description='To be used for link, image_block types')
     description = graphene.String(description='To be used for basic_knowledge type')
     title = graphene.String(description='To be used for image_block, assignment type')
     assignment = graphene.String(description='To be used for assignment type')

server/objectives/migrations/0004_auto_20181030_1726.py

@@ -0,0 +1,18 @@
+# Generated by Django 2.0.6 on 2018-10-30 17:26
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('objectives', '0003_auto_20181022_1646'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='objectivegroup',
+            name='title',
+            field=models.CharField(blank=True, choices=[('language_communication', 'Sprache & Kommunikation'), ('society', 'Gesellschaft')], default='language_communication', max_length=255, verbose_name='title'),
+        ),
+    ]

server/objectives/migrations/0005_migrate_titles.py

@@ -0,0 +1,20 @@
+from django.db import migrations
+
+
+def migrate_titles(apps, schema_editor):
+    ObjectiveGroup = apps.get_model('objectives', 'ObjectiveGroup')
+    for og in ObjectiveGroup.objects.filter(title='Sprache und Kommunikation'):
+        og.title = 'language_communication'
+        og.save()
+    for og in ObjectiveGroup.objects.filter(title='Gesellschaft'):
+        og.title = 'society'
+        og.save()
+
+class Migration(migrations.Migration):
+    dependencies = [
+        ('objectives', '0004_auto_20181030_1726')
+    ]
+
+    operations = [
+        migrations.RunPython(migrate_titles)
+    ]

server/objectives/models.py

@@ -9,7 +9,15 @@ class ObjectiveGroup(models.Model):
         verbose_name = 'Lernzielgruppe'
         verbose_name_plural = 'Lernzielgruppen'
 
-    title = models.CharField('title', blank=True, null=False, max_length=255)
+    LANGUAGE_COMMUNICATION = 'language_communication'
+    SOCIETY = 'society'
+
+    TITLE_CHOICES = (
+        (LANGUAGE_COMMUNICATION, 'Sprache & Kommunikation'),
+        (SOCIETY, 'Gesellschaft'),
+    )
+
+    title = models.CharField('title', blank=True, null=False, max_length=255, choices=TITLE_CHOICES, default=LANGUAGE_COMMUNICATION)
     module = models.ForeignKey(Module, blank=False, null=False, on_delete=models.CASCADE, related_name='objective_groups')
     # a user can define her own objectives, hence this optional param
     user = models.ForeignKey(get_user_model(), blank=True, null=True, on_delete=models.CASCADE)

server/objectives/schema.py

@@ -8,6 +8,7 @@ from objectives.models import ObjectiveGroup, Objective, ObjectiveProgressStatus
 
 class ObjectiveGroupNode(DjangoObjectType):
     pk = graphene.Int()
+    display_title = graphene.String()
 
     class Meta:
         model = ObjectiveGroup
@@ -17,6 +18,10 @@ class ObjectiveGroupNode(DjangoObjectType):
     def resolve_pk(self, *args, **kwargs):
         return self.id
 
+    def resolve_display_title(self, *args, **kwargs):
+        return self.get_title_display()
+
+
 
 class ObjectiveNode(DjangoObjectType):
     pk = graphene.Int()