/* eslint-disable no-console */
const { env } = require("../config/env");
const { connectDB, disconnectDB } = require("../config/db");
const User = require("../models/User");
const Course = require("../models/Course");

const courses = [
  {
    title: "Artificial Intelligence Essentials",
    slug: "artificial-intelligence-essentials",
    category: "Artificial Intelligence",
    price: 350,
    duration: "8 weeks",
    level: "Beginner",
    description:
      "A practical introduction to AI: learn what AI can (and cannot) do, work with real datasets, and build your first machine-learning models.",
    highlights: [
      "AI concepts, terminology and real-world use cases",
      "Hands-on Python & ML experiments",
      "Build a simple predictive model end-to-end",
    ],
  },
  {
    title: "Cyber Security Essentials",
    slug: "cyber-security-essentials",
    category: "Cyber Security",
    price: 300,
    duration: "6 weeks",
    level: "Beginner",
    description:
      "Learn the foundations of cyber defense: protect devices, networks, and data against the most common digital threats.",
    highlights: [
      "Threat landscape and attacker tactics",
      "Secure browsing, password & identity hygiene",
      "Basic network and endpoint protection",
    ],
  },
  {
    title: "AI-Powered Cybersecurity",
    slug: "ai-powered-cybersecurity",
    category: "Cyber Security",
    price: 550,
    duration: "10 weeks",
    level: "Intermediate to Advanced",
    description:
      "Combine AI with security operations: deploy intelligent threat detection, automate incident response, and build resilient SOC workflows.",
    highlights: [
      "ML-based threat detection and anomaly analytics",
      "Automated incident response playbooks",
      "AI governance, ethics and adversarial risks",
    ],
  },
  {
    title: "The AI Career Guidance",
    slug: "the-ai-career-guidance",
    category: "Professional Ethics",
    price: 200,
    duration: "4 weeks",
    level: "Career Foundations",
    description:
      "Map your path into the AI economy. Discover roles, build a portfolio, and prepare for interviews with guided mentorship.",
    highlights: [
      "AI career landscape and skill roadmap",
      "Portfolio project planning and resume review",
      "Mock interviews and mentorship sessions",
    ],
  },
  {
    title: "AI for Business Managers",
    slug: "ai-for-business-managers",
    category: "Professional Ethics",
    price: 450,
    duration: "6 weeks",
    level: "Manager Level",
    description:
      "Learn how to evaluate, procure, and manage AI projects that drive real business value without needing to code.",
    highlights: [
      "AI strategy, ROI and use-case prioritisation",
      "Managing data, vendors and project risk",
      "Leading AI-enabled teams and change",
    ],
  },
  {
    title: "AI for Business Executives",
    slug: "ai-for-business-executives",
    category: "Professional Ethics",
    price: 650,
    duration: "5 weeks",
    level: "Executive Level",
    description:
      "A leadership-level course on AI governance, competitive strategy, and building an AI-ready organisation.",
    highlights: [
      "Board-level AI vision and investment decisions",
      "Regulatory, ethical and governance frameworks",
      "Building an AI culture and Centre of Excellence",
    ],
  },
];

async function seed() {
  await connectDB();

  for (const c of courses) {
    await Course.findOneAndUpdate({ slug: c.slug }, c, { upsert: true, new: true, setDefaultsOnInsert: true });
  }
  console.log(`Seeded ${courses.length} courses.`);

  if (env.seedAdmin.email && env.seedAdmin.password) {
    const existingAdmin = await User.findOne({ email: env.seedAdmin.email.toLowerCase() });
    if (existingAdmin) {
      console.log(`Admin account already exists for ${env.seedAdmin.email}, skipping.`);
    } else {
      const admin = new User({
        name: env.seedAdmin.name,
        email: env.seedAdmin.email.toLowerCase(),
        role: "admin",
      });
      await admin.setPassword(env.seedAdmin.password);
      await admin.save();
      console.log(`Created admin account: ${env.seedAdmin.email}`);
      console.log("IMPORTANT: log in and change this password immediately.");
    }
  } else {
    console.log("SEED_ADMIN_EMAIL / SEED_ADMIN_PASSWORD not set — skipping admin creation.");
  }

  await disconnectDB();
  process.exit(0);
}

seed().catch((err) => {
  console.error("Seeding failed:", err);
  process.exit(1);
});