collect-system/apps/server/src/models/lecture/utils.ts

import { db, Lecture } from "@nice/common"

export async function updateSectionLectureStats(sectionId: string) {
    const sectionStats = await db.lecture.aggregate({
        where: {
            sectionId,
            deletedAt: null
        },
        _count: { _all: true },
        _sum: { duration: true }
    });

    await db.section.update({
        where: { id: sectionId },
        data: {
            totalLectures: sectionStats._count._all,
            totalDuration: sectionStats._sum.duration || 0
        }
    });
}

export async function updateCourseLectureStats(courseId: string) {
    const courseStats = await db.lecture.aggregate({
        where: {
            courseId,
            deletedAt: null
        },
        _count: { _all: true },
        _sum: { duration: true }
    });

    await db.course.update({
        where: { id: courseId },
        data: {
            totalLectures: courseStats._count._all,
            totalDuration: courseStats._sum.duration || 0
        }
    });
}