package basic

import (
	"crypto/md5"
	"crypto/sha256"
	"log/slog"

	"git.jmbit.de/jmb/scanfile/server/internal/database"
	"git.jmbit.de/jmb/scanfile/server/internal/sqlc"
	"git.jmbit.de/jmb/scanfile/server/internal/store"
)

// BasicProcessing() determines type agnostic information about the file
func BasicProcessing(job sqlc.ProcessingJob) error {
  database.StartProcessingJob(job.ID)
	fileBytes, err := store.GetFileBytes(job.FileID.String())
	if err != nil {
		database.FailProcessingJob(job.ID, err)
		return err
	}
	sha256sum := sha256.Sum256(fileBytes)
	md5sum := md5.Sum(fileBytes)
	fileCmdResult, err := FileCmd(job.FileID.String())
	if err != nil {
		database.FailProcessingJob(job.ID, err)
		slog.Error("Error processing file", "file-uuid", job.FileID.String(), "error", err)
		return err
	}

	fileProperties := sqlc.InsertFilePropertiesParams{}
	fileProperties.ID.Bytes = job.FileID.Bytes
	fileProperties.Md5 = md5sum[:]
	fileProperties.Sha256 = sha256sum[:]
	fileProperties.LibmagicMime.String = fileCmdResult.MimeType
	fileProperties.LibmagicApple.String = fileCmdResult.Apple
	fileProperties.LibmagicExtension.String = fileCmdResult.Extension
	err = database.InsertFileProperties(fileProperties)
	if err != nil {
		database.FailProcessingJob(job.ID, err)
		slog.Error("Error inserting basic file properties into database", "file-uuid", job.FileID.String(), "error", err)
		return err
	}

	return nil
}