import { Database } from 'bun:sqlite';
import path from 'path';

// Initialize the database if it doesn't exist
const dbPath = path.join(process.cwd(), 'blog_metadata.sqlite');
const db = new Database(dbPath);

// Create the posts table if it doesn't exist
db.run(`
  CREATE TABLE IF NOT EXISTS posts (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    path TEXT UNIQUE NOT NULL,
    title TEXT,
    date TEXT,
    author TEXT,
    tags TEXT,
    published INTEGER,
    summary TEXT,
    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
  )
`);

// Load metadata from the blog post into a SQLite database
// This allows us to index and make queries against the metadata
// to support functions like search, filtering, and sorting
export function loadMetadata(filePath: string, data: { [key: string]: any }) {
  if (!data) return;

  try {
    // Extract common fields
    const { title, date, author, tags, published, summary } = data;

    // Log the values for debugging
    // console.log('Metadata values:', {
    //   filePath: typeof filePath,
    //   title: typeof title,
    //   date: typeof date,
    //   author: typeof author,
    //   tags: typeof tags,
    //   published: typeof published,
    //   summary: typeof summary
    // });

    // Convert all values to strings or null explicitly
    const values = [
      filePath ? String(filePath) : null,
      title ? String(title) : null,
      date ? String(date) : null,
      author ? String(author) : null,
      tags ? JSON.stringify(tags) : null,
      published !== undefined ? (published ? 1 : 0) : null,
      summary ? String(summary) : null
    ];

    // Log the prepared values
    // console.log('Prepared values:', values);

    // Query to insert or replace metadata
    const query = db.query(`
      INSERT OR REPLACE INTO posts
      (path, title, date, author, tags, published, summary, updated_at)
      VALUES (?, ?, ?, ?, ?, ?, ?, CURRENT_TIMESTAMP)
    `);

    query.run(...values);

    // console.log(`Stored metadata for: ${filePath}`);
  } catch (error) {
    // console.error(`Failed to store metadata for ${filePath}:`, error);
  }
}