feat(api): Add item metadata to markdown field for renderable items

ref: #466 #467 nofusscomputing/centurion_erp_ui#40

app/api/react_ui_metadata.py

@@ -1,3 +1,5 @@
+import re
+
 from django.conf import settings
 from django.utils.encoding import force_str
 
@@ -270,6 +272,84 @@ class ReactUIMetadata(OverRideJSONAPIMetadata):
                 field.field_name in serializer.included_serializers
             )
 
+
+        if field_info["type"] == 'Markdown':
+
+            linked_models = []
+
+            linked_tickets = []
+
+            field_info["render"] = {
+                'models': {},
+                'tickets': {},
+            }
+
+
+            if field.context['view'].kwargs.get('pk', None):
+
+                from core.lib.slash_commands.linked_model import CommandLinkedModel
+
+                value = getattr(list(field.context['view'].queryset)[0], field.source, None)
+
+                if value:
+
+                    linked_models = re.findall(r'\s\$(?P<model_type>[a-z_]+)-(?P<model_id>\d+)[\s|\n]?', value)
+                    linked_tickets = re.findall(r'(?P<ticket>#(?P<number>\d+))', value)
+
+                    from core.models.ticket.ticket import Ticket
+
+                for ticket, number in linked_tickets:
+
+                    try:
+
+                        item = Ticket.objects.get( pk = number )
+
+                        field_info["render"]['tickets'].update({
+                            number: {
+                                'status': Ticket.TicketStatus.All(item.status).label,
+                                'ticket_type': Ticket.TicketType(item.ticket_type).label,
+                                'title': str(item),
+                                'url': item.get_url()
+                            }
+                        })
+
+                    except Ticket.DoesNotExist as e:
+
+                        pass
+
+
+                for model_type, model_id in linked_models:
+
+                    try:
+
+                        model, item_type = CommandLinkedModel().get_model( model_type )
+
+                        if model:
+
+                            item = model.objects.get( pk = model_id )
+
+                            item_meta = { 
+                                model_id: {
+                                    'title': str(item),
+                                    'url': item.get_url(),
+                                }
+                            }
+
+                            if not field_info["render"]['models'].get(model_type, None):
+
+                                field_info["render"]['models'].update({
+                                    model_type: item_meta
+                                })
+
+                            else:
+
+                                field_info["render"]['models'][model_type].update( item_meta )
+
+                    except Ticket.DoesNotExist as e:
+
+                        pass
+
+
         return field_info