42 lines
1.1 KiB
Python
42 lines
1.1 KiB
Python
from odoo import fields, models, api
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class Elective(models.Model):
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_name = 'yuthon.school.elective'
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_description = '选修课'
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name = fields.Char(
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string='选修课名称',
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required=True,
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help='如：Odoo 工作流开发、OWL 前端框架入门',
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)
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description = fields.Text(
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string='课程简介',
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)
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teacher_id = fields.Many2one(
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'yuthon.school.teacher',
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string='授课教师',
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)
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student_ids = fields.Many2many(
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'yuthon.school.student',
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'yuthon_elective_student_rel',
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'elective_id',
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'student_id',
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string='选课学生',
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help='选择选修该课程的学生（Many2many 关系演示）',
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)
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student_count = fields.Integer(
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string='选课人数',
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compute='_compute_student_count',
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store=True,
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)
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active = fields.Boolean(
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string='启用',
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default=True,
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)
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@api.depends('student_ids')
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def _compute_student_count(self):
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for record in self:
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record.student_count = len(record.student_ids)
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