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from odoo import fields, models, api
class PromotionProgramLine(models.Model):
_name = "promotion.program.line"
name = fields.Char(string="Name")
image = fields.Binary(string="Image")
product_id = fields.Many2one(
comodel_name="product.product", string="Product Variant")
program_id = fields.Many2one(
comodel_name="promotion.program", string="Program")
discount_type = fields.Selection(selection=[
("percentage", "Percentage"),
("fixed_price", "Fixed Price"),
], string="Discount Type")
discount_amount = fields.Float(string="Discount Amount")
promotion_type = fields.Selection(selection=[
("special_price", "Special Price"),
("bundling", "Bundling"),
("discount_loading", "Discount Loading"),
("merchandise", "Merchandise")
], string="Promotion Type")
minimum_purchase_qty = fields.Integer(
string="Minimum Purchase Qty", help="Minimum Qty to applied discount loading")
applies_multiply = fields.Boolean(
string="Applies Multiply", help="Is applies multiply")
limit_qty = fields.Integer(
string="Limit Qty", help="Limit Qty product in promotion")
limit_qty_user = fields.Integer(
string="Limit Qty / User", help="Limit Qty per User")
limit_qty_transaction = fields.Integer(
string="Limit Qty / Transaction", help="Limit Qty per Transaction")
line_free_item = fields.One2many(
comodel_name="promotion.program.free_item", inverse_name="line_id", string="Line Free Item")
display_on_homepage = fields.Boolean(string="Display on Homepage")
@api.onchange('product_id')
def _onchange_product_id(self):
if self.product_id and not self.name:
self.name = self.product_id.display_name
self._discount_loading_auto()
@api.onchange('promotion_type')
def onchange_promotion_type(self):
self._discount_loading_auto()
def _discount_loading_auto(self):
program_line = self
product = program_line.product_id
promotion_type = program_line.promotion_type
if promotion_type != 'discount_loading' or not product:
return
line = self.browse(self.ids)
line.product_id = self.product_id.id
line.promotion_type = self.promotion_type
product_added = False
line_free_item = program_line.line_free_item
for line in line_free_item:
if line.product_id.id == product.id:
product_added = True
continue
line.unlink()
if not product_added:
data = {'product_id': product.id,
'qty': 1, 'line_id': program_line.id}
line_free_item.create(data)
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