package commands

import (
	"context"
	"time"

	"github.com/photoprism/photoprism/internal/config"
	"github.com/photoprism/photoprism/internal/photoprism"
	"github.com/urfave/cli"
)

// Re-indexes all photos in originals directory (photo library)
var IndexCommand = cli.Command{
	Name:   "index",
	Usage:  "Re-indexes all originals",
	Action: indexAction,
}

func indexAction(ctx *cli.Context) error {
	start := time.Now()

	conf := config.NewConfig(ctx)

	if err := conf.CreateDirectories(); err != nil {
		return err
	}

	cctx, cancel := context.WithCancel(context.Background())
	defer cancel()
	if err := conf.Init(cctx); err != nil {
		return err
	}

	conf.MigrateDb()
	log.Infof("indexing photos in %s", conf.OriginalsPath())

	if conf.ReadOnly() {
		log.Infof("read-only mode enabled")
	}

	tensorFlow := photoprism.NewTensorFlow(conf)

	indexer := photoprism.NewIndexer(conf, tensorFlow)

	options := photoprism.IndexerOptionsAll()
	files := indexer.IndexOriginals(options)

	elapsed := time.Since(start)

	log.Infof("indexed %d files in %s", len(files), elapsed)

	conf.Shutdown()

	return nil
}