171 lines
6.7 KiB
Python
171 lines
6.7 KiB
Python
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# Part of Odoo. See LICENSE file for full copyright and licensing details.
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from random import randint
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from odoo import _, api, fields, models
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from odoo.exceptions import UserError
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class ProductAttributeValue(models.Model):
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_name = 'product.attribute.value'
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# if you change this _order, keep it in sync with the method
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# `_sort_key_variant` in `product.template'
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_order = 'attribute_id, sequence, id'
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_description = "Attribute Value"
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def _get_default_color(self):
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return randint(1, 11)
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name = fields.Char(string="Value", required=True, translate=True)
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sequence = fields.Integer(string="Sequence", help="Determine the display order", index=True)
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attribute_id = fields.Many2one(
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comodel_name='product.attribute',
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string="Attribute",
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help="The attribute cannot be changed once the value is used on at least one product.",
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ondelete='cascade',
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required=True,
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index=True)
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pav_attribute_line_ids = fields.Many2many(
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comodel_name='product.template.attribute.line',
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relation='product_attribute_value_product_template_attribute_line_rel',
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string="Lines",
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copy=False)
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default_extra_price = fields.Float()
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is_custom = fields.Boolean(
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string="Free text",
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help="Allow customers to set their own value")
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html_color = fields.Char(
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string="Color",
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help="Here you can set a specific HTML color index (e.g. #ff0000)"
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" to display the color if the attribute type is 'Color'.")
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display_type = fields.Selection(related='attribute_id.display_type')
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color = fields.Integer(string="Color Index", default=_get_default_color)
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image = fields.Image(
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string="Image",
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help="You can upload an image that will be used as the color of the attribute value.",
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max_width=70,
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max_height=70,
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)
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active = fields.Boolean(default=True)
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is_used_on_products = fields.Boolean(
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string="Used on Products", compute='_compute_is_used_on_products')
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default_extra_price_changed = fields.Boolean(compute='_compute_default_extra_price_changed')
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# === COMPUTE METHODS === #
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@api.depends('attribute_id')
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@api.depends_context('show_attribute')
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def _compute_display_name(self):
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"""Override because in general the name of the value is confusing if it
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is displayed without the name of the corresponding attribute.
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Eg. on product list & kanban views, on BOM form view
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However during variant set up (on the product template form) the name of
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the attribute is already on each line so there is no need to repeat it
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on every value.
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"""
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if not self.env.context.get('show_attribute', True):
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return super()._compute_display_name()
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for value in self:
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value.display_name = f"{value.attribute_id.name}: {value.name}"
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@api.depends('pav_attribute_line_ids')
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def _compute_is_used_on_products(self):
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for pav in self:
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pav.is_used_on_products = bool(pav.pav_attribute_line_ids.filtered('product_tmpl_id.active'))
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@api.depends('default_extra_price')
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def _compute_default_extra_price_changed(self):
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for pav in self:
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pav.default_extra_price_changed = (
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pav.default_extra_price != pav._origin.default_extra_price
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)
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# === CRUD METHODS === #
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def write(self, vals):
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if 'attribute_id' in vals:
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for pav in self:
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if pav.attribute_id.id != vals['attribute_id'] and pav.is_used_on_products:
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raise UserError(_(
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"You cannot change the attribute of the value %(value)s because it is used"
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" on the following products: %(products)s",
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value=pav.display_name,
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products=", ".join(pav.pav_attribute_line_ids.product_tmpl_id.mapped('display_name')),
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))
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invalidate = 'sequence' in vals and any(record.sequence != vals['sequence'] for record in self)
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res = super().write(vals)
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if invalidate:
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# prefetched o2m have to be resequenced
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# (eg. product.template.attribute.line: value_ids)
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self.env.flush_all()
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self.env.invalidate_all()
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return res
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def check_is_used_on_products(self):
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for pav in self.filtered('is_used_on_products'):
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return _(
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"You cannot delete the value %(value)s because it is used on the following"
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" products:\n%(products)s\n",
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value=pav.display_name,
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products=", ".join(pav.pav_attribute_line_ids.product_tmpl_id.mapped('display_name')),
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)
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return False
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@api.ondelete(at_uninstall=False)
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def _unlink_except_used_on_product(self):
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if is_used_on_products := self.check_is_used_on_products():
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raise UserError(is_used_on_products)
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def unlink(self):
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pavs_to_archive = self.env['product.attribute.value']
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for pav in self:
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linked_products = pav.env['product.template.attribute.value'].search(
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[('product_attribute_value_id', '=', pav.id)]
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).with_context(active_test=False).ptav_product_variant_ids
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active_linked_products = linked_products.filtered('active')
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if not active_linked_products:
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# If product attribute value found on non-active product variants
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# archive PAV instead of deleting
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pavs_to_archive |= pav
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if pavs_to_archive:
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pavs_to_archive.action_archive()
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return super(ProductAttributeValue, self - pavs_to_archive).unlink()
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def _without_no_variant_attributes(self):
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return self.filtered(lambda pav: pav.attribute_id.create_variant != 'no_variant')
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# === ACTION METHODS === #
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def action_add_to_products(self):
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return {
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'name': _("Add to all products"),
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'type': 'ir.actions.act_window',
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'res_model': 'update.product.attribute.value',
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'view_mode': 'form',
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'target': 'new',
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'context': {
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'default_attribute_value_id': self.id,
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'default_mode': 'add',
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'dialog_size': 'medium',
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},
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}
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def action_update_prices(self):
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return {
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'name': _("Update product extra prices"),
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'type': 'ir.actions.act_window',
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'res_model': 'update.product.attribute.value',
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'view_mode': 'form',
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'target': 'new',
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'context': {
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'default_attribute_value_id': self.id,
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'default_mode': 'update_extra_price',
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'dialog_size': 'medium',
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},
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}
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