import type Database from 'better-sqlite3'

// const migrateV1 = (db: Database.Database) => {
//   const sql = `
//     DROP TABLE "main"."download_list";

//     CREATE TABLE "download_list" (
//       "id" TEXT NOT NULL,
//       "isComplate" INTEGER NOT NULL,
//       "status" TEXT NOT NULL,
//       "statusText" TEXT NOT NULL,
//       "progress_downloaded" INTEGER NOT NULL,
//       "progress_total" INTEGER NOT NULL,
//       "url" TEXT,
//       "quality" TEXT NOT NULL,
//       "ext" TEXT NOT NULL,
//       "fileName" TEXT NOT NULL,
//       "filePath" TEXT NOT NULL,
//       "musicInfo" TEXT NOT NULL,
//       "position" INTEGER NOT NULL,
//       PRIMARY KEY("id")
//     );
//   `
//   db.exec(sql)
//   db.prepare('UPDATE "main"."db_info" SET "field_value"=@value WHERE "field_name"=@name').run({ name: 'version', value: '2' })
// }

const migrateV1 = (db: Database.Database) => {
  const sql = `
    CREATE TABLE "dislike_list" (
      "type" TEXT NOT NULL,
      "content" TEXT NOT NULL,
      "meta" TEXT
    );
  `
  db.exec(sql)
  db.prepare('UPDATE "main"."db_info" SET "field_value"=@value WHERE "field_name"=@name').run({ name: 'version', value: '2' })
}

export default (db: Database.Database) => {
  // PRAGMA user_version = x
  // console.log(db.prepare('PRAGMA user_version').get().user_version)
  // https://github.com/WiseLibs/better-sqlite3/issues/668#issuecomment-1145285728
  const version = (db.prepare<[string]>('SELECT "field_value" FROM "main"."db_info" WHERE "field_name" = ?').get('version') as { field_value: string }).field_value
  switch (version) {
    case '1':
      migrateV1(db)
      break
  }
}