Adds migration for search triggers

bookwyrm/migrations/0209_remove_author_reset_book_search_vector_on_author_edit_and_more.py

@@ -0,0 +1,51 @@
+# Generated by Django 4.2.11 on 2024-08-24 01:10
+
+from django.db import migrations
+import pgtrigger.compiler
+import pgtrigger.migrations
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ("bookwyrm", "0208_merge_0207_merge_20240629_0626_0207_sqlparse_update"),
+    ]
+
+    operations = [
+        pgtrigger.migrations.RemoveTrigger(
+            model_name="author",
+            name="reset_book_search_vector_on_author_edit",
+        ),
+        pgtrigger.migrations.RemoveTrigger(
+            model_name="book",
+            name="update_search_vector_on_book_edit",
+        ),
+        pgtrigger.migrations.AddTrigger(
+            model_name="author",
+            trigger=pgtrigger.compiler.Trigger(
+                name="reset_book_search_vector_on_author_edit",
+                sql=pgtrigger.compiler.UpsertTriggerSql(
+                    func="WITH updated_books AS (SELECT book_id FROM bookwyrm_book_authors WHERE author_id = new.id ) UPDATE bookwyrm_book SET search_vector = '' FROM updated_books WHERE id = updated_books.book_id;RETURN NEW;",
+                    hash="68422c0f29879c5802b82159dde45297eff53e73",
+                    operation='UPDATE OF "name", "aliases"',
+                    pgid="pgtrigger_reset_book_search_vector_on_author_edit_a50c7",
+                    table="bookwyrm_author",
+                    when="AFTER",
+                ),
+            ),
+        ),
+        pgtrigger.migrations.AddTrigger(
+            model_name="book",
+            trigger=pgtrigger.compiler.Trigger(
+                name="update_search_vector_on_book_edit",
+                sql=pgtrigger.compiler.UpsertTriggerSql(
+                    func="WITH author_names AS (SELECT array_to_string(bookwyrm_author.name || bookwyrm_author.aliases, ' ') AS name_and_aliases FROM bookwyrm_author LEFT JOIN bookwyrm_book_authors ON bookwyrm_author.id = bookwyrm_book_authors.author_id WHERE bookwyrm_book_authors.book_id = new.id ) SELECT setweight(coalesce(nullif(to_tsvector('english', new.title), ''), to_tsvector('simple', new.title)), 'A') || setweight(to_tsvector('english', coalesce(new.subtitle, '')), 'B') || (SELECT setweight(to_tsvector('simple', coalesce(array_to_string(array_agg(name_and_aliases), ' '), '')), 'C') FROM author_names) || setweight(to_tsvector('english', coalesce(new.series, '')), 'D') INTO new.search_vector;RETURN NEW;",
+                    hash="9324f5ca76a6f5e63931881d62d11da11f595b2c",
+                    operation='INSERT OR UPDATE OF "title", "subtitle", "series", "search_vector"',
+                    pgid="pgtrigger_update_search_vector_on_book_edit_bec58",
+                    table="bookwyrm_book",
+                    when="BEFORE",
+                ),
+            ),
+        ),
+    ]