Add migration for updating email templates with bilingual content (#2628)

* Add migration for updating email templates with bilingual content

* chore: Update migration files

---------

Co-authored-by: Jumana B <[email protected]>

Author: andrewleith

migrations/versions/0494_update_some_templates.py

@@ -0,0 +1,155 @@
+"""
+
+Revision ID: 0494_update_some_templates
+Revises: 0493_update_user_deact_tmpl
+Create Date: 2025-09-15 00:00:00
+
+"""
+from datetime import datetime
+
+from alembic import op
+from flask import current_app
+
+revision = "0494_update_some_templates"
+down_revision = "0493_update_user_deact_tmpl"
+
+CAT_AUTH_ID = "b6c42a7e-2a26-4a07-802b-123a5c3198a9"
+
+templates = [
+    {
+        "id": current_app.config["FORCED_PASSWORD_RESET_TEMPLATE_ID"],
+        "template_type": "email",
+        "category_id": CAT_AUTH_ID,
+        "subject": "Reset your password | Réinitialiser votre mot de passe",
+        "content": """[[fr]]
+(la version française suit)
+[[/fr]]
+
+[[en]]
+Hi ((user_name)),
+
+To reset your password, use this link:
+
+[Password reset](((url))?lang=en)
+
+This is your unique link. Do not share this link with anyone.
+
+ If GC Notify did not prompt you to change your password [contact us](https://notification.canada.ca/contact?lang=en).
+[[/en]]
+
+For details about the password change, read [incidents and service interruptions](https://notification.canada.ca/system-status#h-incidents-and-service-interruptions).
+
+___
+
+[[fr]]
+Bonjour ((user_name)),
+
+Pour réinitialiser votre mot de passe, utilisez ce lien :
+
+[Réinitialisation de votre mot de passe](((url))?lang=fr)
+
+Ce lien est unique. Ne le transmettez à personne. 
+
+Si Notification GC ne vous a pas invité·e à changer votre mot de passe, [nous contacter](https://notification.canada.ca/contact?lang=fr).
+[[/fr]]
+
+Pour plus de détails sur le changement de mot de passe, lisez [Incidents et interruptions de service](https://notification.canada.ca/etat-du-systeme#h-incidents-et-interruptions-de-service).""",
+    },
+    {
+        "id": current_app.config["PASSWORD_RESET_TEMPLATE_ID"],
+        "template_type": "email",
+        "category_id": CAT_AUTH_ID,
+        "subject": "Reset your password | Réinitialiser votre mot de passe",
+        "content": """[[en]]
+Hi ((user_name)),
+
+We received a request to reset your password on GC Notify.
+
+If you didn't request this email, you can ignore it – your password has not been changed.
+
+To reset your password, use this link:
+[Password reset](((url)) ""Password reset"")
+[[/en]]
+
+___
+
+[[fr]]
+Bonjour ((user_name)),
+
+Nous avons reçu une demande de réinitialisation de votre mot de passe dans Notification GC.
+
+Si vous n'avez pas demandé ce courriel, vous pouvez l'ignorer - votre mot de passe n'a pas été changé.
+
+Pour réinitialiser votre mot de passe, utilisez ce lien :
+[Réinitialisation du mot de passe](((url)) ""Réinitialisation du mot de passe"")
+[[/fr]]""",
+    },
+]
+
+
+def upgrade():
+    conn = op.get_bind()
+
+    for template in templates:
+        current_version = conn.execute("select version from templates where id='{}'".format(template["id"])).fetchone()
+        name = conn.execute("select name from templates where id='{}'".format(template["id"])).fetchone()
+        template["version"] = current_version[0] + 1
+        template["name"] = name[0]
+
+    template_update = """
+        UPDATE templates SET content = '{}', subject = '{}', version = '{}', updated_at = '{}', template_category_id = '{}'
+        WHERE id = '{}'
+    """
+    template_update_no_subject = """
+        UPDATE templates SET content = '{}', version = '{}', updated_at = '{}', template_category_id = '{}'
+        WHERE id = '{}'
+    """
+    template_history_insert = """
+        INSERT INTO templates_history (id, name, template_type, created_at, content, archived, service_id, subject,
+        created_by_id, version, hidden, template_category_id)
+        VALUES ('{}', '{}', '{}', '{}', '{}', False, '{}', '{}', '{}', {}, false, '{}')
+    """
+
+    for template in templates:
+        escaped_content = template["content"].replace("'", "''")
+        escaped_subject = template["subject"].replace("'", "''") if template["subject"] is not None else None
+        
+        if template["subject"] is not None:
+            op.execute(
+                template_update.format(
+                    escaped_content,
+                    escaped_subject,
+                    template["version"],
+                    datetime.utcnow(),
+                    template["category_id"],
+                    template["id"],
+                )
+            )
+        else:
+            op.execute(
+                template_update_no_subject.format(
+                    escaped_content,
+                    template["version"],
+                    datetime.utcnow(),
+                    template["category_id"],
+                    template["id"],
+                )
+            )
+
+        op.execute(
+            template_history_insert.format(
+                template["id"],
+                template["name"],
+                template["template_type"],
+                datetime.utcnow(),
+                escaped_content,
+                current_app.config["NOTIFY_SERVICE_ID"],
+                escaped_subject if escaped_subject is not None else "",
+                current_app.config["NOTIFY_USER_ID"],
+                template["version"],
+                template["category_id"],
+            )
+        )
+        
+def downgrade():
+    pass