#This file is part of Tryton.  The COPYRIGHT file at the top level of
#txhis repository contains the full copyright notices and license terms

from trytond.pool  import Pool, PoolMeta
from trytond.model import ModelView, ModelSQL, fields
from trytond.pyson import If, Eval


_RISK = [('uno', 'I'),
         ('dosA', 'IIA'),
         ('dosB', 'IIB')]

_USE = [('medico', 'Médico'),
        ('basico', 'Basico'),
        ('apoyo', 'Apoyo')]

_BIOMEDICAL_CLASS = [('diagnostico', 'Diagnóstico'),
                     ('rehabilitación', 'Rehabilitación')]

_MAIN_TECNOLOGY = [('mecanico', 'Mecánico'),
                   ('electrico', 'Electrico'),
                   ('electronico', 'Electrónico'),
                   ('hidraulico', 'Hidraulico'),
                   ('neumatico', 'Neumatico')]

_EQUIPMENT_TYPE = [('mobiliario_optico', 'Mobiliario óptico'),
                 ('refraccion', 'Refracción'),
                 ('medico', 'Medicion'),
                 ('accesorios', 'Accesorios')]


class Template(metaclass=PoolMeta):
    'Template'
    __name__ = 'product.template'

    equipment = fields.Boolean('It is equipment')
    equipment_type = fields.Selection(_EQUIPMENT_TYPE, 'Equipment type')
    risk = fields.Selection(_RISK, 'Type risk')
    use  = fields.Selection(_USE, 'Use')
    biomedical_class = fields.Selection(_BIOMEDICAL_CLASS,
                                'Biomedical Class')
    main_tecnology = fields.Selection(_MAIN_TECNOLOGY,
                                'Main tecnology')
    calibration = fields.Boolean("Apply calibration")
    observation = fields.Text('Observation')

    @staticmethod
    def default_equipment():
        return False

    @staticmethod
    def default_risk():
        return None

    @staticmethod
    def default_use():
        return None

    @staticmethod
    def default_biomedical_class():
        return None

    @staticmethod
    def default_main_tecnology():
        return None

    @staticmethod
    def default_calibration():
        return False

    @staticmethod
    def default_refurbish():
        return False

    @fields.depends('mark_category', 'model_category')
    def on_change_mark_category(self):
        if self.mark_category:
            self.model_category = None
            
    @classmethod
    def view_attributes(cls):
        return super(Template, cls).view_attributes() + [
            ('//page[@id="features"]', 'states', {
                    'invisible': ~Eval('equipment'),
                    })]