from odoo import fields, models, api


class Syllabus(models.Model):
    _name = 'yuthon.school.syllabus'
    _description = '课程大纲'
    _order = 'sequence, id'

    name = fields.Char(
        string='大纲条目',
        required=True,
        help='如：模块开发与权限设计',
    )
    sequence = fields.Integer(
        string='排序',
        default=10,
    )
    week = fields.Char(
        string='周次',
        help='如：第 1 周',
    )
    course_id = fields.Many2one(
        'yuthon.school.course',
        string='所属课程',
        required=True,
        ondelete='cascade',
    )
    chapter_ids = fields.Many2many(
        'yuthon.school.chapter',
        'yuthon_syllabus_chapter_rel',
        'syllabus_id', 'chapter_id',
        string='覆盖章节',
        help='本条目对应的教材章节（Many2many 演示）',
    )
    objective = fields.Text(
        string='教学目标',
        help='学完本条目应掌握的能力',
    )
    content = fields.Html(
        string='大纲内容',
        sanitize=True,
    )
    active = fields.Boolean(
        string='启用',
        default=True,
    )