from odoo import models, fields

class OwsMachineArea(models.Model):
    _name = 'ows.machine.area'
    _table = "ows_machine_area"
    _description = 'OWS: Maschinenbereich'
    _order = 'name'

    name = fields.Char(required=True, translate=True)
    color = fields.Integer(string="Farbe")


class OwsMachine(models.Model):
    _name = 'ows.machine'
    _table = 'ows_machine'
    _description = 'OWS: Maschine'

    name = fields.Char(required=True, translate=True)
    code = fields.Char(required=True, help="Eindeutiger Kurzcode, z.B. 'lasercutter'")
    description = fields.Text()
    active = fields.Boolean(default=True)

    area_id = fields.Many2one('ows.machine.area', string='Bereich')

    _sql_constraints = [
        ('code_unique', 'unique(code)', 'Maschinencode muss eindeutig sein.')
    ]

    def name_get(self):
        return [(rec.id, f"{rec.name} ({rec.code})") for rec in self]


class OwsMachineAccess(models.Model):
    _name = 'ows.machine.access'
    _table = 'ows_machine_access'
    _description = 'OWS: Maschinenfreigabe'
    _order = 'partner_id, machine_id'

    partner_id = fields.Many2one('res.partner', required=True, ondelete='cascade')
    machine_id = fields.Many2one('ows.machine', required=True)
    date_granted = fields.Date(default=fields.Date.today)
    date_expiry = fields.Date(string="Ablaufdatum")
    granted_by_pos = fields.Boolean(default=True)

    _sql_constraints = [
        ('partner_machine_unique', 'unique(partner_id, machine_id)', 'Der Kunde hat diese Freigabe bereits.')
    ]


class OwsMachineProduct(models.Model):
    _name = 'ows.machine.product'
    _table = 'ows_machine_product'
    _description = 'OWS: Zurordnung Produkt der Einweisung zur die Maschine'

    product_id = fields.Many2one('product.product', required=True, domain=[('available_in_pos', '=', True)], ondelete='cascade')
    machine_id = fields.Many2one('ows.machine', required=True, ondelete='cascade')

class ResPartner(models.Model):
    _inherit = 'res.partner'

    machine_access_ids = fields.One2many(
        'ows.machine.access',
        'partner_id',
        string='Maschinenfreigaben'
    )