package fic

import ()

// truncateTable performs an insecure wipe on the given tables.
func truncateTable(tables ...string) (error) {
	if _, err := DBExec("SET FOREIGN_KEY_CHECKS = 0;"); err != nil {
		return err
	}
	for _, table := range tables {
		if _, err := DBExec("TRUNCATE TABLE " + table + ";"); err != nil {
			return err
		}
	}
	if _, err := DBExec("SET FOREIGN_KEY_CHECKS = 1;"); err != nil {
		return err
	}
	return nil
}

// ResetGame resets all tables containing team attempts and solves.
func ResetGame() (error) {
	return truncateTable("team_hints", "key_found", "mcq_found", "exercice_solved", "exercice_tries")
}

// ResetExercices wipes out all challenges (both attempts and statements).
func ResetExercices() (error) {
	return truncateTable("team_hints", "exercice_files", "key_found", "exercice_keys", "exercice_solved", "exercice_tries", "exercice_hints", "mcq_found", "mcq_entries", "exercice_mcq", "exercices", "themes")
}

// ResetTeams wipes out all teams, incluings members and attempts.
func ResetTeams() (error) {
	return truncateTable("team_hints", "key_found", "mcq_found", "exercice_solved", "exercice_tries", "team_members", "teams")
}