import { getDb } from './db'
import type { UserSettings } from '@/types'

const DEFAULTS: UserSettings = {
  mixedAutoplay: true,
  mixedLoop: true,
  mixedMuted: true,
  moviesAutoplay: true,
  moviesLoop: false,
  moviesMuted: false,
  tvAutoplay: true,
  tvLoop: false,
  tvMuted: false,
}

interface SettingsRow {
  mixed_autoplay: number
  mixed_loop: number
  mixed_muted: number
  movies_autoplay: number
  movies_loop: number
  movies_muted: number
  tv_autoplay: number
  tv_loop: number
  tv_muted: number
}

function rowToSettings(row: SettingsRow): UserSettings {
  return {
    mixedAutoplay: row.mixed_autoplay === 1,
    mixedLoop: row.mixed_loop === 1,
    mixedMuted: row.mixed_muted === 1,
    moviesAutoplay: row.movies_autoplay === 1,
    moviesLoop: row.movies_loop === 1,
    moviesMuted: row.movies_muted === 1,
    tvAutoplay: row.tv_autoplay === 1,
    tvLoop: row.tv_loop === 1,
    tvMuted: row.tv_muted === 1,
  }
}

export function getUserSettings(userId: string): UserSettings {
  const db = getDb()
  const row = db
    .prepare('SELECT * FROM user_settings WHERE user_id = ?')
    .get(userId) as SettingsRow | undefined
  return row ? rowToSettings(row) : { ...DEFAULTS }
}

export function updateUserSettings(userId: string, settings: UserSettings): void {
  const db = getDb()
  db.prepare(`
    INSERT INTO user_settings (
      user_id,
      mixed_autoplay, mixed_loop, mixed_muted,
      movies_autoplay, movies_loop, movies_muted,
      tv_autoplay, tv_loop, tv_muted
    ) VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?, ?)
    ON CONFLICT(user_id) DO UPDATE SET
      mixed_autoplay  = excluded.mixed_autoplay,
      mixed_loop      = excluded.mixed_loop,
      mixed_muted     = excluded.mixed_muted,
      movies_autoplay = excluded.movies_autoplay,
      movies_loop     = excluded.movies_loop,
      movies_muted    = excluded.movies_muted,
      tv_autoplay     = excluded.tv_autoplay,
      tv_loop         = excluded.tv_loop,
      tv_muted        = excluded.tv_muted
  `).run(
    userId,
    settings.mixedAutoplay ? 1 : 0,
    settings.mixedLoop ? 1 : 0,
    settings.mixedMuted ? 1 : 0,
    settings.moviesAutoplay ? 1 : 0,
    settings.moviesLoop ? 1 : 0,
    settings.moviesMuted ? 1 : 0,
    settings.tvAutoplay ? 1 : 0,
    settings.tvLoop ? 1 : 0,
    settings.tvMuted ? 1 : 0,
  )
}