// orchestra-migrate contains explicit, one-shot durable-store migrations.
// It deliberately never starts the coordinator: run it only while all
// coordinator processes for the target data directory are stopped.
package main

import (
	"flag"
	"fmt"
	"log"
	"orchestra/internal/store"
)

func main() {
	dir := flag.String("data", "", "Orchestra data directory")
	confirm := flag.Bool("confirm", false, "confirm that every coordinator using -data is stopped")
	flag.Parse()
	if *dir == "" || !*confirm {
		log.Fatal("usage: orchestra-migrate -data DIR -confirm (with all coordinators stopped)")
	}
	changed, err := store.NormalizeLegacyEventSequence(*dir)
	if err != nil {
		log.Fatal(err)
	}
	if changed {
		fmt.Println("normalized legacy event sequence; preserved events.jsonl.legacy-* backup")
		return
	}
	fmt.Println("event sequence already canonical; no migration needed")
}