abdul.aziz/pos_loyalty_multi_level
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feat: implement loyalty data migration between membership levels during partner updates

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This commit is contained in:
Suherdy Yacob 2026-05-22 14:14:04 +07:00
parent a2fa0304d8
commit 7985e9a32f
1 changed files with 44 additions and 5 deletions
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49
models/res_partner.py
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@ -21,8 +21,8 @@ class ResPartner(models.Model):
def write(self, vals):
"""
When a partner's membership level changes, delete their loyalty cards
from the OLD level's program so they don't accumulate cards across levels.
When a partner's membership level changes, transfer points, history,
and archive their loyalty cards from the OLD level's program.
"""
if 'membership_level_id' in vals:
new_level_id = vals['membership_level_id']
@ -30,12 +30,51 @@ class ResPartner(models.Model):
old_level_id = partner.membership_level_id.id if partner.membership_level_id else False
# Only act when the level is actually changing to a different value
if old_level_id and old_level_id != new_level_id:
old_cards = self.env['loyalty.card'].search([
old_cards = self.env['loyalty.card'].sudo().search([
('partner_id', '=', partner.id),
('program_id', '=', old_level_id),
])
if old_cards and new_level_id:
new_card = self.env['loyalty.card'].sudo().search([
('partner_id', '=', partner.id),
('program_id', '=', new_level_id),
], limit=1)
if not new_card:
new_card = self.env['loyalty.card'].sudo().create({
'partner_id': partner.id,
'program_id': new_level_id,
'points': 0,
})
# 1. Transfer points
for old_card in old_cards:
pts = old_card.points
if abs(pts) > 0.0001:
new_card.points += pts
# 2. Transfer loyalty history (point transactions)
old_histories = self.env['loyalty.history'].sudo().search([
('card_id', 'in', old_cards.ids)
])
if old_histories:
old_histories.write({'card_id': new_card.id})
# 3. Transfer POS order line references
old_pos_lines = self.env['pos.order.line'].sudo().search([
('coupon_id', 'in', old_cards.ids)
])
if old_pos_lines:
old_pos_lines.write({'coupon_id': new_card.id})
# 4. Transfer Sales order line references
old_sale_lines = self.env['sale.order.line'].sudo().search([
('coupon_id', 'in', old_cards.ids)
])
if old_sale_lines:
old_sale_lines.write({'coupon_id': new_card.id})
# Archive old-level cards
if old_cards:
# Archive instead of delete — loyalty cards may be referenced
# by pos_order_line.coupon_id (FK), so unlink() would fail.
old_cards.write({'active': False})
return super().write(vals)