Files

42 lines
1.6 KiB
Python

# -*- coding: utf-8 -*-
from odoo import models, fields, api
class HypergraphMixin(models.AbstractModel): #абстракт для миксина
_name = 'hg.hg_mixin'
node_id = fields.Many2one(comodel_name='hg.node', string='Вершина графа')
related_ids = fields.Many2many(comodel_name='hg.node', string='Связанные сущности', compute='_compute_related')
index_ids = fields.Many2many(comodel_name='hg.index', string='Показатели', compute='_compute_indexes')
def _compute_indexes(self):
for s in self:
indexes = self.env['hg.index'].search([('node_id', '=', s.node_id.id)])
s.index_ids = [fields.Command.set(indexes.ids)]
def _compute_related(self):
for s in self:
links = self.env['hg.link'].search([('source_id', '=', s.node_id.id)])
nodes = set()
for link in links:
for target in link.target_ids:
nodes.add(target.id)
if nodes:
s.related_ids = [fields.Command.set(list(nodes))]
else:
s.related_ids = False
@api.model_create_multi
def create(self, vals_list):
records = super(HypergraphMixin, self).create(vals_list)
for res in records:
new_node = self.env['hg.node'].create(
{
'name': res.name or 'Нет имени',
'res_id': res.id,
'res_model': res._name,
}
)
res.node_id = new_node
return records
#todo написать unlink и чистку графа