import Database from 'better-sqlite3'
import { mkdirSync } from 'fs'
import { dirname } from 'path'

const config = useRuntimeConfig()
const dbPath = config.dbPath as string

mkdirSync(dirname(dbPath), { recursive: true })

const db = new Database(dbPath)
db.pragma('journal_mode = WAL')
db.pragma('foreign_keys = ON')

db.exec(`
  CREATE TABLE IF NOT EXISTS ideas (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    text TEXT NOT NULL,
    category TEXT NOT NULL DEFAULT 'General',
    votes INTEGER NOT NULL DEFAULT 0,
    hidden INTEGER NOT NULL DEFAULT 0,
    created_at TEXT NOT NULL DEFAULT (datetime('now'))
  );

  CREATE TABLE IF NOT EXISTS vote_log (
    id INTEGER PRIMARY KEY AUTOINCREMENT,
    idea_id INTEGER NOT NULL REFERENCES ideas(id) ON DELETE CASCADE,
    voter_hash TEXT NOT NULL,
    created_at TEXT NOT NULL DEFAULT (datetime('now')),
    UNIQUE(idea_id, voter_hash)
  );

  CREATE TABLE IF NOT EXISTS sessions (
    token TEXT PRIMARY KEY,
    created_at TEXT NOT NULL DEFAULT (datetime('now')),
    expires_at TEXT NOT NULL
  );
`)

export default db