34 lines
1.1 KiB
Python
34 lines
1.1 KiB
Python
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from odoo import fields, models
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class KsTaskLink(models.Model):
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_name = 'ks.task.link'
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_description = 'Ks Gantt Task Linking'
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ks_task_link_type = fields.Selection(
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string='Task Link Type',
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selection=[('0', 'Finish to start'),
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('1', 'Start to start'),
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('2', 'Finish to finish'),
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('3', 'Start to finish'),
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],
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required=True, )
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def unlink(self):
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"""
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Override unlink function to avoid error 'could not serialize access due to concurrent update',
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this error occur when user tries to delete the record that is already deleted or not exist,
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problem with this - when this issue occurs then CRUD operations are also stopped working.
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"""
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# Check if request id is already deleted or doesn't exist.
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for rec in self:
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try:
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if not len(self.env['ks.task.link'].search([('id', '=', rec.id)])):
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return True
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except Exception as e:
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# If id is out of range.
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return True
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return super(KsTaskLink, self).unlink()
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