112 lines
3.1 KiB
Python
112 lines
3.1 KiB
Python
from odoo import fields, models, api
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class Course(models.Model):
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_name = 'yuthon.school.course'
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_description = '课程'
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_order = 'sequence, name'
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name = fields.Char(
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string='课程名称',
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required=True,
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help='如：Odoo 18 全栈开发工程师认证课程',
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)
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code = fields.Char(
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string='课程编号',
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help='如：ODOO-101',
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)
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sequence = fields.Integer(
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string='排序',
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default=10,
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)
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category_id = fields.Many2one(
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'yuthon.school.category',
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string='学习分类',
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ondelete='restrict',
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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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difficulty = fields.Selection(
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[('beginner', '入门'), ('intermediate', '进阶'), ('advanced', '高级')],
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string='难度等级',
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default='beginner',
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)
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state = fields.Selection(
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[('draft', '草稿'), ('recruiting', '招生中'),
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('ongoing', '进行中'), ('finished', '已结课')],
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string='状态',
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default='draft',
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)
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description = fields.Text(
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string='课程简介',
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help='课程目标、适合人群、考核方式等',
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)
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textbook_ids = fields.Many2many(
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'yuthon.school.textbook',
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'yuthon_course_textbook_rel',
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'course_id', 'textbook_id',
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string='关联教材',
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help='本课程涵盖的教材（Many2many 演示）',
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)
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syllabus_ids = fields.One2many(
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'yuthon.school.syllabus',
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'course_id',
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string='课程大纲',
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)
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student_ids = fields.Many2many(
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'yuthon.school.student',
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'yuthon_course_student_rel',
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'course_id', 'student_id',
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string='选课学生',
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help='选修本课程的学生（Many2many 演示）',
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)
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total_hours = fields.Float(
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string='总学时',
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compute='_compute_total_hours',
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store=True,
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help='自动汇总关联教材各章学时',
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)
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enrollment_count = fields.Integer(
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string='选课人数',
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compute='_compute_counts',
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store=True,
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)
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syllabus_count = fields.Integer(
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string='大纲条目',
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compute='_compute_counts',
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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('textbook_ids.chapter_ids.hours')
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def _compute_total_hours(self):
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for record in self:
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record.total_hours = sum(
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chapter.hours
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for textbook in record.textbook_ids
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for chapter in textbook.chapter_ids
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)
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@api.depends('student_ids', 'syllabus_ids')
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def _compute_counts(self):
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for record in self:
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record.enrollment_count = len(record.student_ids)
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record.syllabus_count = len(record.syllabus_ids)
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def action_recruit(self):
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"""开始招生"""
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self.write({'state': 'recruiting'})
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def action_start(self):
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"""开课"""
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self.write({'state': 'ongoing'})
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def action_finish(self):
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"""结课"""
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self.write({'state': 'finished'})
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