From 5b71cb34d1ec7a92210a019c53b1f1aed0173ff8 Mon Sep 17 00:00:00 2001
From: Tom Searle <tsearle88@gmail.com>
Date: Fri, 26 Apr 2024 17:19:40 +0100
Subject: [PATCH] CU-8693xmvd9: last_modified in the project model Is updated
 when: - AnnotatedEntity is updated - MetaAnnotation is created /updated -
 RelationAnnotation is created / updated

---
 webapp/api/api/models.py           | 17 +++++++++++++++++
 webapp/frontend/src/views/Home.vue |  6 +++++-
 2 files changed, 22 insertions(+), 1 deletion(-)

diff --git a/webapp/api/api/models.py b/webapp/api/api/models.py
index 80307df8..85d6fe13 100644
--- a/webapp/api/api/models.py
+++ b/webapp/api/api/models.py
@@ -105,6 +105,7 @@ class Project(PolymorphicModel):
                                                            "outlininng a guide for annotators to follow for this project,"
                                                            "an example is available here: https://docs.google.com/document/d/1xxelBOYbyVzJ7vLlztP2q1Kw9F5Vr1pRwblgrXPS7QM/edit?usp=sharing")
     create_time = models.DateTimeField(auto_now_add=True)
+    last_modified = models.DateTimeField(auto_now=True)
     members = models.ManyToManyField(settings.AUTH_USER_MODEL)
     dataset = models.ForeignKey('Dataset', on_delete=models.CASCADE)
     validated_documents = models.ManyToManyField(Document, default=None, blank=True)
@@ -155,6 +156,11 @@ class EntityRelation(models.Model):
     class Meta:
         ordering = ['id']
 
+    def save(self, *args, **kwargs):
+        super().save(*args, **kwargs)
+        self.project.last_modified = self.last_modified
+        self.project.save()
+
     def __str__(self):
         return f'{self.start_entity} - {self.relation} - {self.end_entity}'
 
@@ -182,6 +188,11 @@ class AnnotatedEntity(models.Model):
     class Meta:
         ordering = ['id']
 
+    def save(self, *args, **kwargs):
+        super().save(*args, **kwargs)
+        self.project.last_modified = self.last_modified
+        self.project.save()
+
     def __str__(self):
         return str(self.entity)
 
@@ -243,6 +254,12 @@ class MetaAnnotation(models.Model):
     meta_task_value = models.ForeignKey('MetaTaskValue', on_delete=models.CASCADE)
     acc = models.FloatField(default=1)
     validated = models.BooleanField(default=False)
+    last_modified = models.DateTimeField(auto_now=True)
+
+    def save(self, *args, **kwargs):
+        super().save(*args, **kwargs)
+        self.annotated_entity.last_modified = self.last_modified
+        self.annotated_entity.save()
 
     def __str__(self):
         return str(self.annotated_entity)
diff --git a/webapp/frontend/src/views/Home.vue b/webapp/frontend/src/views/Home.vue
index 37ff8277..e39bffac 100644
--- a/webapp/frontend/src/views/Home.vue
+++ b/webapp/frontend/src/views/Home.vue
@@ -72,6 +72,9 @@
         <template #cell(create_time)="data">
           {{new Date(data.item.create_time).toLocaleDateString()}}
         </template>
+        <template #cell(last_modified)="data">
+          {{new Date(data.item.last_modified).toLocaleString()}}
+        </template>
         <template #cell(cuis)="data">
           <div class="term-list">{{data.item.cuis.slice(0, 40) || 'All'}}</div>
         </template>
@@ -190,11 +193,12 @@ export default {
           { key: 'name', label: 'Title', sortable: true },
           { key: 'description', label: 'Description' },
           { key: 'create_time', label: 'Create Time', sortable: true },
+          { key: 'last_modified', label: 'Last Modified', sortable: true },
           { key: 'cuis', label: 'Concepts' },
           { key: 'require_entity_validation', label: 'Annotate / Validate' },
           { key: 'status', label: 'Status', sortable: true },
           { key: 'progress', label: 'Progress', formatter: this.progressFormatter },
-          { key: 'anno_class', label: 'Annotation Classification'},
+          { key: 'anno_class', label: 'Annotation Classification', sortable: true },
           { key: 'cdb_search_filter', label: 'Concepts Imported' },
           { key: 'model_loaded', label: 'Model Loaded' },
           { key: 'metrics', label: 'Metrics' },