eiru_pos/models/res_config.py

# -*- coding: utf-8 -*-
from openerp import api, models, fields
from openerp.tools.safe_eval import safe_eval

class ResConfig(models.TransientModel):
    _inherit = 'res.config.settings'

    image_type = fields.Selection(selection=[('small', 'Pequeña'), ('big', 'Grande')], default='small', string='Imagen', required=True)
    allow_currency_exchange = fields.Boolean(default=False, string='Permitir cambiar moneda')
    view_currency_exchanges = fields.Boolean(default=False, string='Permitir ver cambio de monedas')
    currency_ids = fields.Many2many('res.currency', string='Monedas')

    '''
    '''
    @api.multi
    def set_default_settings(self):
        ir_config = self.env['ir.config_parameter']
        
        ir_config.set_param('eiru_pos.image_type', str(self.image_type))
        ir_config.set_param('eiru_pos.allow_currency_exchange', repr(self.allow_currency_exchange))
        ir_config.set_param('eiru_pos.view_currency_exchanges', repr(self.view_currency_exchanges))
        ir_config.set_param('eiru_pos.currency_ids', repr(self.currency_ids.mapped(lambda x: x.id)))

    @api.model
    def get_default_settings(self, fields):
        ir_config = self.env['ir.config_parameter']
        res_currency = self.env['res.currency']

        return {
            'image_type': ir_config.get_param('eiru_pos.image_type', 'small'),
            'allow_currency_exchange': safe_eval(ir_config.get_param('eiru_pos.allow_currency_exchange', 'False')),
            'view_currency_exchanges': safe_eval(ir_config.get_param('eiru_pos.view_currency_exchanges', 'False')),
            'currency_ids': safe_eval(ir_config.get_param('eiru_pos.currency_ids', '[]'))
        }