"""Pre-migration: convert legacy act_window Canadian report actions.

Sibling of fusion_accounting_reports/migrations/19.0.1.1.2/pre-migration.py.
See that file for the full rationale.
"""

import logging

_logger = logging.getLogger(__name__)


LEGACY_XIDS = (
    'action_fusion_report_ca_pnl',
    'action_fusion_report_ca_bs',
)


def migrate(cr, version):
    if not version:
        return
    deleted = 0
    for name in LEGACY_XIDS:
        cr.execute(
            """
            SELECT id, model, res_id
            FROM ir_model_data
            WHERE module = 'fusion_accounting_l10n_ca' AND name = %s
            """,
            (name,),
        )
        row = cr.fetchone()
        if not row:
            continue
        ir_md_id, model, res_id = row
        if model != 'ir.actions.act_window':
            continue
        cr.execute("DELETE FROM ir_act_window WHERE id = %s", (res_id,))
        cr.execute("DELETE FROM ir_actions WHERE id = %s", (res_id,))
        cr.execute("DELETE FROM ir_model_data WHERE id = %s", (ir_md_id,))
        deleted += 1
        _logger.info("Dropped legacy act_window for fusion_accounting_l10n_ca.%s", name)

    if deleted:
        _logger.info(
            "fusion_accounting_l10n_ca pre-migration: dropped %d legacy "
            "act_window records to make way for ir.actions.client variants.",
            deleted,
        )