[MIG] contract_price_revision: Migration to 12.0

contract_price_revision/migrations/12.0.1.0.0/pre-migration.py

@@ -0,0 +1,29 @@
+# Copyright 2020 Tecnativa - Carlos Dauden
+# License AGPL-3.0 or later (http://www.gnu.org/licenses/agpl).
+
+import logging
+
+from openupgradelib import openupgrade
+
+_logger = logging.getLogger(__name__)
+
+
+@openupgrade.migrate()
+def migrate(env, version):
+    """
+    Update values from old previous_revision_id to predecessor_contract_line_id
+    """
+    if not openupgrade.column_exists(
+            env.cr, 'contract_line', 'previous_revision_id'):
+        return
+
+    _logger.info("previous_revision_id to predecessor_contract_line_id")
+    openupgrade.logged_query(
+        env.cr,
+        """
+        UPDATE contract_line
+        SET    predecessor_contract_line_id=previous_revision_id
+        WHERE  previous_revision_id IS NOT NULL AND (
+        predecessor_contract_line_id IS NULL OR predecessor_contract_line_id=0)
+        """,
+    )