#!/usr/bin/env node
/**
 * Seeds the database with a couple of example projects + posts so the landing
 * page has something to render on first boot. Safe to re-run — uses INSERT OR
 * IGNORE semantics via fixed IDs.
 *
 *   node scripts/seed.js
 */
import Database from 'better-sqlite3';

const url = process.env.DATABASE_URL ?? './helix.db';
const db = new Database(url);
db.pragma('foreign_keys = ON');

const now = Math.floor(Date.now() / 1000);

const projects = [
  {
    id: 'prj_evolv',
    slug: 'evolv',
    title: 'EVOLV',
    summary:
      'ISA-88 Node-RED nodes for wastewater treatment plant automation. The flagship R&D stack.',
    body_md: [
      '# EVOLV',
      '',
      'EVOLV is a Node-RED custom-nodes package implementing the **ISA-88 (S88)** batch-control standard for wastewater treatment plants.',
      '',
      'Each node follows a three-layer architecture: Node-RED wrapper → adapter → pure domain logic. Configuration is JSON-driven; measurement series flow through a chainable container; outputs are normalised for InfluxDB and Grafana.',
      '',
      '## Highlights',
      '',
      '- Reactors, settlers, pumping stations, valves, rotating machines, machine groups',
      '- Physics-checked: hydraulics, mass balance, biology, rotating-equipment envelopes',
      '- Telemetry-first: every state surfaces on Ports 0/1/2 with declared output manifests',
      '- Used at Waterschap Brabantse Delta for plant simulation and live control'
    ].join('\n'),
    cover_url: null,
    strand: 'A',
    status: 'published'
  },
  {
    id: 'prj_helix',
    slug: 'helix',
    title: 'R&D-lab',
    summary:
      'This very site — the R&D lab of Waterschap Brabantse Delta. Projects, innovations, and every strand between.',
    body_md: [
      '# R&D-lab',
      '',
      'The R&D-lab is the showcase platform of Waterschap Brabantse Delta. It collects projects, innovations, and updates from across the team in one place — with deep links to the actual repos, dashboards, and demos.',
      '',
      '## Stack',
      '',
      '- **SvelteKit 2** + **Svelte 5** + TypeScript',
      '- **Tailwind v3** + CSS-first design tokens',
      '- **SQLite** + **Drizzle ORM** — single-file, easy to back up',
      '- **Gitea OAuth** for authoring',
      '- Pure SVG + CSS for the helix animation — no WebGL',
      '',
      '## Why?',
      '',
      'Innovations were scattered: Gitea repos here, Grafana dashboards there, slide decks elsewhere. R&D-lab is the strand they share.'
    ].join('\n'),
    cover_url: null,
    strand: 'A',
    status: 'published'
  },
  {
    id: 'prj_dna_scout',
    slug: 'dna-scout',
    title: 'DNA Scout',
    summary:
      'Experimental anomaly-detection prototype that fingerprints reactor telemetry. R&D scout, not yet plant-ready.',
    body_md: [
      '# DNA Scout',
      '',
      "An experimental innovation: build short \"fingerprints\" of reactor telemetry to spot anomalies before the operator does. Think of it as a sequence read on the plant's metabolism.",
      '',
      '## Status',
      '',
      "Prototype. Runs on bench data from one reactor at the WBD test site. Not production-ready — accuracy on overflow events is still 60-something percent.",
      '',
      '## Idea',
      '',
      '- Slide a 5-minute window across all telemetry channels',
      '- Hash each window into a compact descriptor',
      '- Cluster descriptors → anomalies fall outside the dense clusters',
      '',
      'Belongs on strand B (Innovation) — it might never ship, and that\'s fine. If it does, it graduates to a Project.'
    ].join('\n'),
    cover_url: null,
    strand: 'B',
    status: 'published'
  }
];

const links = [
  {
    id: 'lnk_evolv_repo',
    project_id: 'prj_evolv',
    kind: 'gitea',
    label: 'gitea.wbd-rd.nl/RnD/EVOLV',
    url: 'https://gitea.wbd-rd.nl/RnD/EVOLV',
    position: 0
  },
  {
    id: 'lnk_helix_repo',
    project_id: 'prj_helix',
    kind: 'gitea',
    label: 'gitea.wbd-rd.nl/RnD/helix',
    url: 'https://gitea.wbd-rd.nl/RnD/helix',
    position: 0
  }
];

const posts = [
  {
    id: 'pst_welcome',
    slug: 'welcome-to-rd-lab',
    title: 'Welcome to R&D-lab',
    summary: 'Why this site exists and how to contribute.',
    body_md: [
      '# Welcome to R&D-lab',
      '',
      'R&D-lab is the home of R&D output at Waterschap Brabantse Delta. If you have a project, a dashboard, or a one-off experiment worth showing — it belongs here.',
      '',
      '## How to post',
      '',
      'Sign in with your Gitea account (top-right). Then:',
      '',
      '- **Projects** are durable showcases. Title, summary, markdown body, links to repos / dashboards / demos.',
      '- **Posts** are updates, write-ups, notes. Anything blog-shaped.',
      '',
      'Both render with full markdown and can link to live dashboards. Iframe embeds are gated by an allowlist in `src/lib/config.ts`.',
      '',
      "Don't see your dashboard host in the allowlist? Add it in a PR — one line."
    ].join('\n'),
    published_at: now
  }
];

const insertProject = db.prepare(`
  INSERT OR IGNORE INTO projects
    (id, slug, title, summary, body_md, cover_url, strand, author_id, status, created_at, updated_at)
  VALUES
    (@id, @slug, @title, @summary, @body_md, @cover_url, @strand, NULL, @status, ${now}, ${now})
`);
const insertLink = db.prepare(`
  INSERT OR IGNORE INTO project_links
    (id, project_id, kind, label, url, position)
  VALUES
    (@id, @project_id, @kind, @label, @url, @position)
`);
const insertPost = db.prepare(`
  INSERT OR IGNORE INTO posts
    (id, slug, title, summary, body_md, author_id, published_at, created_at, updated_at)
  VALUES
    (@id, @slug, @title, @summary, @body_md, NULL, @published_at, ${now}, ${now})
`);

const tx = db.transaction(() => {
  for (const p of projects) insertProject.run(p);
  for (const l of links) insertLink.run(l);
  for (const p of posts) insertPost.run(p);
});
tx();

console.log(`[helix] seeded ${projects.length} projects, ${links.length} links, ${posts.length} posts → ${url}`);
db.close();