From 6e0999c35a133a0d8b803d047b1cf3fd8eb8ae27 Mon Sep 17 00:00:00 2001
From: Bavisetti Narayan <72156168+NarayanBavisetti@users.noreply.github.com>
Date: Tue, 26 Sep 2023 16:25:52 +0530
Subject: [PATCH] dev: re-split migrations into two different files (#2268)

* dev: split issue activity migration separate files

* dev: resplit migrations into two different files

* dev: changed the batch size
---
 .../db/migrations/0045_auto_20230915_0655.py  | 26 +----------
 .../db/migrations/0046_auto_20230926_1015.py  | 26 +++++++++++
 .../db/migrations/0047_auto_20230926_1029.py  | 44 +++++++++++++++++++
 3 files changed, 71 insertions(+), 25 deletions(-)
 create mode 100644 apiserver/plane/db/migrations/0046_auto_20230926_1015.py
 create mode 100644 apiserver/plane/db/migrations/0047_auto_20230926_1029.py

diff --git a/apiserver/plane/db/migrations/0045_auto_20230915_0655.py b/apiserver/plane/db/migrations/0045_auto_20230915_0655.py
index 8512594ba..cd9aa6902 100644
--- a/apiserver/plane/db/migrations/0045_auto_20230915_0655.py
+++ b/apiserver/plane/db/migrations/0045_auto_20230915_0655.py
@@ -6,29 +6,6 @@ import django.db.models.deletion
 import uuid
 
 
-def update_issue_activity(apps, schema_editor):
-    IssueActivity = apps.get_model("db", "IssueActivity")
-    updated_issue_activity = []
-    for obj in IssueActivity.objects.all():
-        obj.epoch = int(obj.created_at.timestamp())
-
-        # Set the old and new value to none if it is empty for Priority
-        if obj.field == "priority":
-            obj.new_value = obj.new_value or "none"
-            obj.old_value = obj.old_value or "none"
-
-        #   Change the field name from blocks to blocked_by
-        if obj.field == "blocks":
-            obj.field = "blocked_by"
-
-        updated_issue_activity.append(obj)
-    IssueActivity.objects.bulk_update(
-        updated_issue_activity,
-        ["epoch", "field", "new_value", "old_value"],
-        batch_size=100,
-    )
-
-
 class Migration(migrations.Migration):
     dependencies = [
         ("db", "0044_auto_20230913_0709"),
@@ -61,6 +38,5 @@ class Migration(migrations.Migration):
             model_name="issueactivity",
             name="epoch",
             field=models.FloatField(null=True),
-        ),
-        migrations.RunPython(update_issue_activity),
+        ),    
     ]
diff --git a/apiserver/plane/db/migrations/0046_auto_20230926_1015.py b/apiserver/plane/db/migrations/0046_auto_20230926_1015.py
new file mode 100644
index 000000000..8bce37d95
--- /dev/null
+++ b/apiserver/plane/db/migrations/0046_auto_20230926_1015.py
@@ -0,0 +1,26 @@
+# Generated by Django 4.2.5 on 2023-09-26 10:15
+
+from django.db import migrations
+
+
+def update_issue_activity(apps, schema_editor):
+    IssueActivity = apps.get_model("db", "IssueActivity")
+    updated_issue_activity = []
+    for obj in IssueActivity.objects.all():
+        obj.epoch = int(obj.created_at.timestamp())
+        updated_issue_activity.append(obj)
+    IssueActivity.objects.bulk_update(
+        updated_issue_activity,
+        ["epoch"],
+        batch_size=5000,
+    )
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0045_auto_20230915_0655'),
+    ]
+
+    operations = [
+         migrations.RunPython(update_issue_activity),
+    ]
diff --git a/apiserver/plane/db/migrations/0047_auto_20230926_1029.py b/apiserver/plane/db/migrations/0047_auto_20230926_1029.py
new file mode 100644
index 000000000..da64e11c8
--- /dev/null
+++ b/apiserver/plane/db/migrations/0047_auto_20230926_1029.py
@@ -0,0 +1,44 @@
+# Generated by Django 4.2.5 on 2023-09-26 10:29
+
+from django.db import migrations
+
+
+def update_issue_activity_priority(apps, schema_editor):
+    IssueActivity = apps.get_model("db", "IssueActivity")
+    updated_issue_activity = []
+    for obj in IssueActivity.objects.filter(field="priority"):
+        # Set the old and new value to none if it is empty for Priority
+        obj.new_value = obj.new_value or "none"
+        obj.old_value = obj.old_value or "none"
+        updated_issue_activity.append(obj)
+    IssueActivity.objects.bulk_update(
+        updated_issue_activity,
+        ["new_value", "old_value"],
+        batch_size=1000,
+    )
+
+def update_issue_activity_blocked(apps, schema_editor):
+    IssueActivity = apps.get_model("db", "IssueActivity")
+    updated_issue_activity = []
+    for obj in IssueActivity.objects.filter(field="blocks"):
+        # Set the field to blocked_by
+        obj.field = "blocked_by"
+        updated_issue_activity.append(obj)
+    IssueActivity.objects.bulk_update(
+        updated_issue_activity,
+        ["field"],
+        batch_size=1000,
+    )
+
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('db', '0046_auto_20230926_1015'),
+    ]
+
+    operations = [
+        migrations.RunPython(update_issue_activity_priority),
+        migrations.RunPython(update_issue_activity_blocked),
+    ]