# -*- coding: utf-8 -*-
import logging

_logger = logging.getLogger(__name__)


def post_init_hook(env):
    """Imperative one-shot operations after module data is loaded.

    Each helper is idempotent — safe to re-run on -u.
    """
    _logger.info("nexa_coa_setup: post_init_hook starting")
    _normalize_company_hst_number(env)
    _archive_unused_l10n_ca_accounts(env)
    _rename_legacy_accounts(env)
    _lock_fiscal_year_2025(env)
    _logger.info("nexa_coa_setup: post_init_hook complete")


def _normalize_company_hst_number(env):
    """Convert '741224877' to '741224877 RT0001' if not already in full form."""
    company = env.ref("base.main_company", raise_if_not_found=False)
    if not company:
        return
    vat = (company.partner_id.vat or "").strip()
    if vat == "741224877":
        company.partner_id.vat = "741224877 RT0001"
        _logger.info("nexa_coa_setup: normalized HST# to '741224877 RT0001'")


def _archive_unused_l10n_ca_accounts(env):
    """Stub — filled in Phase 4. Archives ~370 unused accounts."""
    pass


def _rename_legacy_accounts(env):
    """Stub — filled in Phase 4. Renames the 14xx/15xx legacy accounts."""
    pass


def _lock_fiscal_year_2025(env):
    """Try to set fiscalyear_lock_date = 2025-12-31 on main company.

    If Odoo blocks the lock because unreconciled bank statement lines or other
    open items exist in the period, log a clear warning and continue. The user
    can set the lock manually via Accounting > Configuration > Settings > Lock
    Dates once those items are cleaned up.
    """
    from datetime import date
    from odoo.exceptions import RedirectWarning, UserError, ValidationError
    company = env.ref("base.main_company", raise_if_not_found=False)
    if not company:
        return
    target = date(2025, 12, 31)
    if company.fiscalyear_lock_date and company.fiscalyear_lock_date >= target:
        _logger.info("nexa_coa_setup: fiscalyear_lock_date already at or after 2025-12-31")
        return
    try:
        company.fiscalyear_lock_date = target
        _logger.info("nexa_coa_setup: fiscalyear_lock_date set to 2025-12-31")
    except (RedirectWarning, UserError, ValidationError) as exc:
        _logger.warning(
            "nexa_coa_setup: could not auto-lock fiscal year 2025-12-31. "
            "Reason: %s. Set the lock manually via Accounting > Configuration > "
            "Settings > Lock Dates after the unreconciled items in the period "
            "are cleaned up.",
            exc,
        )