42 lines
1.2 KiB
JavaScript
42 lines
1.2 KiB
JavaScript
const db = require('../config/database');
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class Course {
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static async findByTeacherId(teacherId) {
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return await db.query(
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'SELECT * FROM courses WHERE teacher_id = ? ORDER BY course_code',
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[teacherId]
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);
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}
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static async findById(id) {
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const rows = await db.query('SELECT * FROM courses WHERE id = ?', [id]);
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return rows[0];
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}
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static async findDetailsById(id) {
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const sql = `
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SELECT c.*, u.name as teacher_name, cl.class_name
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FROM courses c
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JOIN users u ON c.teacher_id = u.id
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JOIN classes cl ON c.class_id = cl.id
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WHERE c.id = ?
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`;
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const rows = await db.query(sql, [id]);
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return rows[0];
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}
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static async findByStudentId(studentId) {
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const sql = `
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SELECT c.*, u.name as teacher_name
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FROM courses c
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JOIN classes cl ON c.class_id = cl.id
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JOIN students s ON cl.class_name = s.class
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JOIN users u ON c.teacher_id = u.id
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WHERE s.id = ?
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ORDER BY c.course_code
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`;
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return await db.query(sql, [studentId]);
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}
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}
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module.exports = Course; |