import bcrypt from "bcryptjs";
import { PrismaClient } from "../lib/generated/prisma/client";
import { PrismaBetterSqlite3 } from "@prisma/adapter-better-sqlite3";
import { readFileSync, mkdirSync, copyFileSync, existsSync } from "fs";
import path from "path";

const adapter = new PrismaBetterSqlite3({
  url: process.env.DATABASE_URL || "file:./prisma/data/marketing.db",
});
const prisma = new PrismaClient({ adapter });

function readKnowledgeFile(filename: string): string | null {
  const filePath = path.join(__dirname, "..", "pipeline", "knowledge", filename);
  try {
    return readFileSync(filePath, "utf-8");
  } catch {
    console.warn(`Knowledge file not found: ${filePath}`);
    return null;
  }
}

async function main() {
  // Seed admin user
  const email = process.env.ADMIN_EMAIL || "admin@localhost";
  const password = process.env.ADMIN_PASSWORD || "admin123";

  await prisma.user.upsert({
    where: { email },
    update: {},
    create: {
      email,
      password: await bcrypt.hash(password, 12),
      name: "Admin",
    },
  });
  console.log(`Admin user created: ${email}`);

  // Seed honeyDue app
  const brandIdentity = readKnowledgeFile("brand_identity.md");
  const productInfo = readKnowledgeFile("product_campaign.md");
  const platformGuidelines = readKnowledgeFile("platform_guidelines.md");

  const app = await prisma.app.upsert({
    where: { slug: "honeydue" },
    update: {
      brandIdentity,
      productInfo,
      platformGuidelines,
    },
    create: {
      name: "honeyDue",
      slug: "honeydue",
      description: "Home maintenance tracking app",
      primaryColor: "#0079FF",
      accentColor: "#FF9400",
      darkBg: "#1a1a2e",
      brandIdentity,
      productInfo,
      platformGuidelines,
    },
  });
  console.log(`App created: ${app.name} (${app.slug})`);

  // Backfill existing campaigns with appId
  const updated = await prisma.campaign.updateMany({
    where: { appId: null },
    data: { appId: app.id },
  });
  console.log(`Backfilled ${updated.count} campaigns with appId`);

  // Copy assets to pipeline/apps/honeydue/
  const pipelineRoot = path.join(__dirname, "..", "pipeline");
  const appAssetsDir = path.join(pipelineRoot, "apps", "honeydue");
  const screenshotsDir = path.join(appAssetsDir, "screenshots");

  mkdirSync(screenshotsDir, { recursive: true });

  const assetsToCopy = [
    { src: path.join(pipelineRoot, "assets", "icon.png"), dest: path.join(appAssetsDir, "icon.png") },
    { src: path.join(pipelineRoot, "assets", "phone.png"), dest: path.join(appAssetsDir, "phone.png") },
    { src: path.join(pipelineRoot, "assets", "screenshots", "tasks_overdue.png"), dest: path.join(screenshotsDir, "tasks_overdue.png") },
  ];

  for (const { src, dest } of assetsToCopy) {
    if (existsSync(src)) {
      copyFileSync(src, dest);
      console.log(`Copied ${path.basename(src)} → apps/honeydue/`);
    } else {
      console.warn(`Asset not found: ${src}`);
    }
  }
}

main()
  .catch((e) => {
    console.error(e);
    process.exit(1);
  })
  .finally(() => prisma.$disconnect());