[FIX] account & l10n_ch: fix l10n_ch installation on a company

And a compute field.

closes odoo/odoo#37497

Signed-off-by: Cedric Snauwaert (csn) <csn@openerp.com>

addons/account/models/res_config_settings.py

@@ -92,7 +92,7 @@ class ResConfigSettings(models.TransientModel):
         if self.group_multi_currency:
             self.env.ref('base.group_user').write({'implied_ids': [(4, self.env.ref('product.group_sale_pricelist').id)]})
         # install a chart of accounts for the given company (if required)
-        if self.chart_template_id and self.chart_template_id != self.company_id.chart_template_id:
+        if self.env.company == self.company_id and self.chart_template_id and self.chart_template_id != self.company_id.chart_template_id:
             self.chart_template_id._load(15.0, 15.0, self.env.company)
 
     @api.depends('company_id')

addons/l10n_ch/__init__.py

@@ -14,9 +14,8 @@ def init_settings(env):
     '''If the company is localized in Switzerland, activate the cash rounding by default.
     '''
     # The cash rounding is activated by default only if the company is localized in Switzerland.
-    for company in env['res.company'].search([]):
-        if company.country_id != env.ref('base.ch'):
-            continue
+    ch_country = env.ref('base.ch')
+    for company in env['res.company'].search([('partner_id.country_id', '=', ch_country.id)]):
         res_config_id = env['res.config.settings'].create({
             'company_id': company.id,
             'group_cash_rounding': True

addons/l10n_ch/models/account_invoice.py

@@ -86,9 +86,11 @@ class AccountMove(models.Model):
                 #We only keep the last digits of the sequence number if it is too long
                 invoice_ref = invoice_ref[-l10n_ch_ISR_NUMBER_ISSUER_LENGTH:]
                 internal_ref = invoice_ref.zfill(l10n_ch_ISR_NUMBER_LENGTH - l10n_ch_ISR_NUMBER_ISSUER_LENGTH - 1) # -1 for mod10r check character
-
                 record.l10n_ch_isr_number = mod10r(invoice_issuer_ref + internal_ref)
                 record.l10n_ch_isr_number_spaced = _space_isr_number(record.l10n_ch_isr_number)
+            else:
+                record.l10n_ch_isr_number = False
+                record.l10n_ch_isr_number_spaced = False
 
     @api.depends(
         'currency_id.name', 'amount_total', 'name',