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Odoo-Modules/fusion_accounting_assets/models/fusion_asset_book_values_mv.py
2026-04-19 17:25:14 -04:00

60 lines
2.3 KiB
Python

"""MV of per-asset book value snapshot. Refresh via cron or model._refresh()."""
import logging
import os
from odoo import api, fields, models
_logger = logging.getLogger(__name__)
class FusionAssetBookValuesMV(models.Model):
_name = "fusion.asset.book.values.mv"
_description = "MV of asset book value snapshot"
_auto = False
_table = "fusion_asset_book_values_mv"
_order = "book_value desc"
asset_id = fields.Many2one('fusion.asset', readonly=True)
company_id = fields.Many2one('res.company', readonly=True)
category_id = fields.Many2one('fusion.asset.category', readonly=True)
state = fields.Char(readonly=True)
cost = fields.Float(readonly=True)
salvage_value = fields.Float(readonly=True)
total_depreciated = fields.Float(readonly=True)
book_value = fields.Float(readonly=True)
posted_periods = fields.Integer(readonly=True)
pending_periods = fields.Integer(readonly=True)
acquisition_date = fields.Date(readonly=True)
in_service_date = fields.Date(readonly=True)
def init(self):
sql_path = os.path.join(
os.path.dirname(__file__), '..', 'data', 'sql',
'create_mv_asset_book_values.sql',
)
with open(sql_path, 'r') as f:
self.env.cr.execute(f.read())
_logger.info("fusion_asset_book_values_mv: created/verified MV")
@api.model
def _refresh(self, *, concurrently=True):
# CONCURRENTLY requires a unique index (we have one) and that the MV
# has been populated at least once. Wrap the concurrent attempt in a
# savepoint so a failure (e.g. first-ever refresh before the MV is
# populated) does NOT poison the surrounding transaction; we then
# fall back to a plain REFRESH.
if concurrently:
try:
with self.env.cr.savepoint():
self.env.cr.execute(
"REFRESH MATERIALIZED VIEW CONCURRENTLY "
"fusion_asset_book_values_mv"
)
return
except Exception as e: # noqa: BLE001
_logger.warning("Concurrent MV refresh failed (%s); fallback", e)
self.env.cr.execute(
"REFRESH MATERIALIZED VIEW fusion_asset_book_values_mv"
)