37480-vm/backend/src/db/seeders/20231127130745-sample-data.js
2026-01-15 14:04:42 +00:00

2850 lines
57 KiB
JavaScript

const db = require('../models');
const Users = db.users;
const Courses = db.courses;
const Lessons = db.lessons;
const Enrollments = db.enrollments;
const ProgressRecords = db.progress_records;
const CourseMaterials = db.course_materials;
const Reviews = db.reviews;
const CoursesData = [
{
"title": "Introduction to Data Science",
"description": "Foundational data science concepts, Python, and statistics",
"category": "Data Science",
"level": "beginner",
// type code here for "relation_one" field
"price": 49.99,
"published": true,
"start_date": new Date('2026-02-01T09:00:00Z'),
"end_date": new Date('2026-05-01T17:00:00Z'),
// type code here for "images" field
},
{
"title": "Advanced Machine Learning",
"description": "Deep dive into neural networks and model optimization",
"category": "Data Science",
"level": "beginner",
// type code here for "relation_one" field
"price": 199.0,
"published": false,
"start_date": new Date('2026-03-15T09:00:00Z'),
"end_date": new Date('2026-07-15T17:00:00Z'),
// type code here for "images" field
},
{
"title": "Modern Frontend Development",
"description": "React, state management, and modern build tooling",
"category": "Web Development",
"level": "beginner",
// type code here for "relation_one" field
"price": 129.0,
"published": true,
"start_date": new Date('2026-01-10T09:00:00Z'),
"end_date": new Date('2026-04-10T17:00:00Z'),
// type code here for "images" field
},
{
"title": "UI Design Fundamentals",
"description": "Design principles, color theory, and prototyping",
"category": "Design",
"level": "advanced",
// type code here for "relation_one" field
"price": 79.5,
"published": true,
"start_date": new Date('2026-02-20T09:00:00Z'),
"end_date": new Date('2026-03-20T17:00:00Z'),
// type code here for "images" field
},
{
"title": "Product Analytics",
"description": "Measuring product impact and user behavior",
"category": "Product",
"level": "advanced",
// type code here for "relation_one" field
"price": 89.0,
"published": true,
"start_date": new Date('2026-04-01T09:00:00Z'),
"end_date": new Date('2026-06-30T17:00:00Z'),
// type code here for "images" field
},
];
const LessonsData = [
{
"title": "Python Basics",
"content": "Variables, control flow, and functions",
"duration_minutes": 45,
"video_url": "https://videos.courseflow.io/python-basics.mp4",
// type code here for "relation_one" field
"order": 1,
"available_from": new Date('2026-02-01T09:00:00Z'),
"available_to": new Date('2026-05-01T17:00:00Z'),
},
{
"title": "Exploratory Data Analysis",
"content": "Pandas, visualization, and data cleaning techniques",
"duration_minutes": 60,
"video_url": "https://videos.courseflow.io/eda.mp4",
// type code here for "relation_one" field
"order": 2,
"available_from": new Date('2026-02-05T09:00:00Z'),
"available_to": new Date('2026-05-01T17:00:00Z'),
},
{
"title": "Neural Network Basics",
"content": "Perceptrons, backpropagation, and training loops",
"duration_minutes": 75,
"video_url": "https://videos.courseflow.io/nn-basics.mp4",
// type code here for "relation_one" field
"order": 1,
"available_from": new Date('2026-03-15T09:00:00Z'),
"available_to": new Date('2026-07-15T17:00:00Z'),
},
{
"title": "State Management with Redux",
"content": "Redux patterns, middleware, and best practices",
"duration_minutes": 50,
"video_url": "https://videos.courseflow.io/redux.mp4",
// type code here for "relation_one" field
"order": 3,
"available_from": new Date('2026-01-12T09:00:00Z'),
"available_to": new Date('2026-04-10T17:00:00Z'),
},
{
"title": "Design Systems Overview",
"content": "Tokens, components, and scalable UI systems",
"duration_minutes": 40,
"video_url": "https://videos.courseflow.io/design-systems.mp4",
// type code here for "relation_one" field
"order": 1,
"available_from": new Date('2026-02-20T09:00:00Z'),
"available_to": new Date('2026-03-20T17:00:00Z'),
},
];
const EnrollmentsData = [
{
"reference": "ENR-2026-0001",
// type code here for "relation_one" field
// type code here for "relation_one" field
"enrolled_on": new Date('2026-02-02T10:15:00Z'),
"status": "canceled",
"progress_percent": 12.5,
},
{
"reference": "ENR-2026-0002",
// type code here for "relation_one" field
// type code here for "relation_one" field
"enrolled_on": new Date('2026-01-15T08:30:00Z'),
"status": "pending",
"progress_percent": 40.0,
},
{
"reference": "ENR-2026-0003",
// type code here for "relation_one" field
// type code here for "relation_one" field
"enrolled_on": new Date('2026-01-20T14:00:00Z'),
"status": "active",
"progress_percent": 100.0,
},
{
"reference": "ENR-2026-0004",
// type code here for "relation_one" field
// type code here for "relation_one" field
"enrolled_on": new Date('2026-02-10T11:45:00Z'),
"status": "pending",
"progress_percent": 0.0,
},
{
"reference": "ENR-2026-0005",
// type code here for "relation_one" field
// type code here for "relation_one" field
"enrolled_on": new Date('2026-02-21T09:10:00Z'),
"status": "active",
"progress_percent": 25.0,
},
];
const ProgressRecordsData = [
{
"summary": "Completed Python Basics lesson",
// type code here for "relation_one" field
// type code here for "relation_one" field
// type code here for "relation_one" field
"status": "in_progress",
"completed_on": new Date('2026-02-03T12:00:00Z'),
"score": 88.5,
"duration_seconds": 2700,
"notes": "Watched video and completed quiz",
},
{
"summary": "Started Exploratory Data Analysis",
// type code here for "relation_one" field
// type code here for "relation_one" field
// type code here for "relation_one" field
"status": "completed",
"completed_on": new Date(''),
"score": 0,
"duration_seconds": 900,
"notes": "Working through examples",
},
{
"summary": "Finished Redux lesson",
// type code here for "relation_one" field
// type code here for "relation_one" field
// type code here for "relation_one" field
"status": "completed",
"completed_on": new Date('2026-02-01T15:30:00Z'),
"score": 92.0,
"duration_seconds": 3000,
"notes": "Implemented sample app",
},
{
"summary": "Viewed Design Systems overview",
// type code here for "relation_one" field
// type code here for "relation_one" field
// type code here for "relation_one" field
"status": "in_progress",
"completed_on": new Date(''),
"score": 0,
"duration_seconds": 1200,
"notes": "Taking notes on component patterns",
},
{
"summary": "Started Neural Network Basics",
// type code here for "relation_one" field
// type code here for "relation_one" field
// type code here for "relation_one" field
"status": "in_progress",
"completed_on": new Date(''),
"score": 0,
"duration_seconds": 0,
"notes": "",
},
];
const CourseMaterialsData = [
{
// type code here for "relation_one" field
"title": "Syllabus and Schedule",
// type code here for "files" field
"material_type": "code",
"visibility": "enrolled_only",
},
{
// type code here for "relation_one" field
"title": "Frontend Starter Kit",
// type code here for "files" field
"material_type": "other",
"visibility": "public",
},
{
// type code here for "relation_one" field
"title": "UI Patterns Slide Deck",
// type code here for "files" field
"material_type": "slides",
"visibility": "enrolled_only",
},
{
// type code here for "relation_one" field
"title": "ML Reference Notebook",
// type code here for "files" field
"material_type": "pdf",
"visibility": "public",
},
{
// type code here for "relation_one" field
"title": "Analytics Cheat Sheet",
// type code here for "files" field
"material_type": "slides",
"visibility": "public",
},
];
const ReviewsData = [
{
// type code here for "relation_one" field
// type code here for "relation_one" field
"rating": 5,
"comment": "Great introduction and clear exercises",
"reviewed_on": new Date('2026-03-01T10:00:00Z'),
},
{
// type code here for "relation_one" field
// type code here for "relation_one" field
"rating": 4,
"comment": "Very practical and up to date",
"reviewed_on": new Date('2026-02-25T14:30:00Z'),
},
{
// type code here for "relation_one" field
// type code here for "relation_one" field
"rating": 4,
"comment": "Good design examples and templates",
"reviewed_on": new Date('2026-03-05T09:20:00Z'),
},
{
// type code here for "relation_one" field
// type code here for "relation_one" field
"rating": 5,
"comment": "Solid fundamentals and well explained",
"reviewed_on": new Date('2026-03-02T16:45:00Z'),
},
{
// type code here for "relation_one" field
// type code here for "relation_one" field
"rating": 3,
"comment": "Useful but could use more hands on labs",
"reviewed_on": new Date('2026-05-10T12:00:00Z'),
},
];
// Similar logic for "relation_many"
async function associateCoursWithInstructor() {
const relatedInstructor0 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Cours0 = await Courses.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Cours0?.setInstructor)
{
await
Cours0.
setInstructor(relatedInstructor0);
}
const relatedInstructor1 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Cours1 = await Courses.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Cours1?.setInstructor)
{
await
Cours1.
setInstructor(relatedInstructor1);
}
const relatedInstructor2 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Cours2 = await Courses.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Cours2?.setInstructor)
{
await
Cours2.
setInstructor(relatedInstructor2);
}
const relatedInstructor3 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Cours3 = await Courses.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Cours3?.setInstructor)
{
await
Cours3.
setInstructor(relatedInstructor3);
}
const relatedInstructor4 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Cours4 = await Courses.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Cours4?.setInstructor)
{
await
Cours4.
setInstructor(relatedInstructor4);
}
}
async function associateLessonWithCourse() {
const relatedCourse0 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Lesson0 = await Lessons.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Lesson0?.setCourse)
{
await
Lesson0.
setCourse(relatedCourse0);
}
const relatedCourse1 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Lesson1 = await Lessons.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Lesson1?.setCourse)
{
await
Lesson1.
setCourse(relatedCourse1);
}
const relatedCourse2 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Lesson2 = await Lessons.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Lesson2?.setCourse)
{
await
Lesson2.
setCourse(relatedCourse2);
}
const relatedCourse3 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Lesson3 = await Lessons.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Lesson3?.setCourse)
{
await
Lesson3.
setCourse(relatedCourse3);
}
const relatedCourse4 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Lesson4 = await Lessons.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Lesson4?.setCourse)
{
await
Lesson4.
setCourse(relatedCourse4);
}
}
async function associateEnrollmentWithStudent() {
const relatedStudent0 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Enrollment0 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Enrollment0?.setStudent)
{
await
Enrollment0.
setStudent(relatedStudent0);
}
const relatedStudent1 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Enrollment1 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Enrollment1?.setStudent)
{
await
Enrollment1.
setStudent(relatedStudent1);
}
const relatedStudent2 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Enrollment2 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Enrollment2?.setStudent)
{
await
Enrollment2.
setStudent(relatedStudent2);
}
const relatedStudent3 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Enrollment3 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Enrollment3?.setStudent)
{
await
Enrollment3.
setStudent(relatedStudent3);
}
const relatedStudent4 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Enrollment4 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Enrollment4?.setStudent)
{
await
Enrollment4.
setStudent(relatedStudent4);
}
}
async function associateEnrollmentWithCourse() {
const relatedCourse0 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Enrollment0 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Enrollment0?.setCourse)
{
await
Enrollment0.
setCourse(relatedCourse0);
}
const relatedCourse1 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Enrollment1 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Enrollment1?.setCourse)
{
await
Enrollment1.
setCourse(relatedCourse1);
}
const relatedCourse2 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Enrollment2 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Enrollment2?.setCourse)
{
await
Enrollment2.
setCourse(relatedCourse2);
}
const relatedCourse3 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Enrollment3 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Enrollment3?.setCourse)
{
await
Enrollment3.
setCourse(relatedCourse3);
}
const relatedCourse4 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Enrollment4 = await Enrollments.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Enrollment4?.setCourse)
{
await
Enrollment4.
setCourse(relatedCourse4);
}
}
async function associateProgressRecordWithEnrollment() {
const relatedEnrollment0 = await Enrollments.findOne({
offset: Math.floor(Math.random() * (await Enrollments.count())),
});
const ProgressRecord0 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (ProgressRecord0?.setEnrollment)
{
await
ProgressRecord0.
setEnrollment(relatedEnrollment0);
}
const relatedEnrollment1 = await Enrollments.findOne({
offset: Math.floor(Math.random() * (await Enrollments.count())),
});
const ProgressRecord1 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (ProgressRecord1?.setEnrollment)
{
await
ProgressRecord1.
setEnrollment(relatedEnrollment1);
}
const relatedEnrollment2 = await Enrollments.findOne({
offset: Math.floor(Math.random() * (await Enrollments.count())),
});
const ProgressRecord2 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (ProgressRecord2?.setEnrollment)
{
await
ProgressRecord2.
setEnrollment(relatedEnrollment2);
}
const relatedEnrollment3 = await Enrollments.findOne({
offset: Math.floor(Math.random() * (await Enrollments.count())),
});
const ProgressRecord3 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (ProgressRecord3?.setEnrollment)
{
await
ProgressRecord3.
setEnrollment(relatedEnrollment3);
}
const relatedEnrollment4 = await Enrollments.findOne({
offset: Math.floor(Math.random() * (await Enrollments.count())),
});
const ProgressRecord4 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (ProgressRecord4?.setEnrollment)
{
await
ProgressRecord4.
setEnrollment(relatedEnrollment4);
}
}
async function associateProgressRecordWithLesson() {
const relatedLesson0 = await Lessons.findOne({
offset: Math.floor(Math.random() * (await Lessons.count())),
});
const ProgressRecord0 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (ProgressRecord0?.setLesson)
{
await
ProgressRecord0.
setLesson(relatedLesson0);
}
const relatedLesson1 = await Lessons.findOne({
offset: Math.floor(Math.random() * (await Lessons.count())),
});
const ProgressRecord1 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (ProgressRecord1?.setLesson)
{
await
ProgressRecord1.
setLesson(relatedLesson1);
}
const relatedLesson2 = await Lessons.findOne({
offset: Math.floor(Math.random() * (await Lessons.count())),
});
const ProgressRecord2 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (ProgressRecord2?.setLesson)
{
await
ProgressRecord2.
setLesson(relatedLesson2);
}
const relatedLesson3 = await Lessons.findOne({
offset: Math.floor(Math.random() * (await Lessons.count())),
});
const ProgressRecord3 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (ProgressRecord3?.setLesson)
{
await
ProgressRecord3.
setLesson(relatedLesson3);
}
const relatedLesson4 = await Lessons.findOne({
offset: Math.floor(Math.random() * (await Lessons.count())),
});
const ProgressRecord4 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (ProgressRecord4?.setLesson)
{
await
ProgressRecord4.
setLesson(relatedLesson4);
}
}
async function associateProgressRecordWithUser() {
const relatedUser0 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const ProgressRecord0 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (ProgressRecord0?.setUser)
{
await
ProgressRecord0.
setUser(relatedUser0);
}
const relatedUser1 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const ProgressRecord1 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (ProgressRecord1?.setUser)
{
await
ProgressRecord1.
setUser(relatedUser1);
}
const relatedUser2 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const ProgressRecord2 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (ProgressRecord2?.setUser)
{
await
ProgressRecord2.
setUser(relatedUser2);
}
const relatedUser3 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const ProgressRecord3 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (ProgressRecord3?.setUser)
{
await
ProgressRecord3.
setUser(relatedUser3);
}
const relatedUser4 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const ProgressRecord4 = await ProgressRecords.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (ProgressRecord4?.setUser)
{
await
ProgressRecord4.
setUser(relatedUser4);
}
}
async function associateCourseMaterialWithCourse() {
const relatedCourse0 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const CourseMaterial0 = await CourseMaterials.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (CourseMaterial0?.setCourse)
{
await
CourseMaterial0.
setCourse(relatedCourse0);
}
const relatedCourse1 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const CourseMaterial1 = await CourseMaterials.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (CourseMaterial1?.setCourse)
{
await
CourseMaterial1.
setCourse(relatedCourse1);
}
const relatedCourse2 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const CourseMaterial2 = await CourseMaterials.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (CourseMaterial2?.setCourse)
{
await
CourseMaterial2.
setCourse(relatedCourse2);
}
const relatedCourse3 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const CourseMaterial3 = await CourseMaterials.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (CourseMaterial3?.setCourse)
{
await
CourseMaterial3.
setCourse(relatedCourse3);
}
const relatedCourse4 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const CourseMaterial4 = await CourseMaterials.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (CourseMaterial4?.setCourse)
{
await
CourseMaterial4.
setCourse(relatedCourse4);
}
}
async function associateReviewWithCourse() {
const relatedCourse0 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Review0 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Review0?.setCourse)
{
await
Review0.
setCourse(relatedCourse0);
}
const relatedCourse1 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Review1 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Review1?.setCourse)
{
await
Review1.
setCourse(relatedCourse1);
}
const relatedCourse2 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Review2 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Review2?.setCourse)
{
await
Review2.
setCourse(relatedCourse2);
}
const relatedCourse3 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Review3 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Review3?.setCourse)
{
await
Review3.
setCourse(relatedCourse3);
}
const relatedCourse4 = await Courses.findOne({
offset: Math.floor(Math.random() * (await Courses.count())),
});
const Review4 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Review4?.setCourse)
{
await
Review4.
setCourse(relatedCourse4);
}
}
async function associateReviewWithUser() {
const relatedUser0 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Review0 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 0
});
if (Review0?.setUser)
{
await
Review0.
setUser(relatedUser0);
}
const relatedUser1 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Review1 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 1
});
if (Review1?.setUser)
{
await
Review1.
setUser(relatedUser1);
}
const relatedUser2 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Review2 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 2
});
if (Review2?.setUser)
{
await
Review2.
setUser(relatedUser2);
}
const relatedUser3 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Review3 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 3
});
if (Review3?.setUser)
{
await
Review3.
setUser(relatedUser3);
}
const relatedUser4 = await Users.findOne({
offset: Math.floor(Math.random() * (await Users.count())),
});
const Review4 = await Reviews.findOne({
order: [['id', 'ASC']],
offset: 4
});
if (Review4?.setUser)
{
await
Review4.
setUser(relatedUser4);
}
}
module.exports = {
up: async (queryInterface, Sequelize) => {
await Courses.bulkCreate(CoursesData);
await Lessons.bulkCreate(LessonsData);
await Enrollments.bulkCreate(EnrollmentsData);
await ProgressRecords.bulkCreate(ProgressRecordsData);
await CourseMaterials.bulkCreate(CourseMaterialsData);
await Reviews.bulkCreate(ReviewsData);
await Promise.all([
// Similar logic for "relation_many"
await associateCoursWithInstructor(),
await associateLessonWithCourse(),
await associateEnrollmentWithStudent(),
await associateEnrollmentWithCourse(),
await associateProgressRecordWithEnrollment(),
await associateProgressRecordWithLesson(),
await associateProgressRecordWithUser(),
await associateCourseMaterialWithCourse(),
await associateReviewWithCourse(),
await associateReviewWithUser(),
]);
},
down: async (queryInterface, Sequelize) => {
await queryInterface.bulkDelete('courses', null, {});
await queryInterface.bulkDelete('lessons', null, {});
await queryInterface.bulkDelete('enrollments', null, {});
await queryInterface.bulkDelete('progress_records', null, {});
await queryInterface.bulkDelete('course_materials', null, {});
await queryInterface.bulkDelete('reviews', null, {});
},
};