// Package media provides file storage and image thumbnail generation
// for attachments shared in conversations.
package media

import (
	"context"
	"errors"
	"io"
)

// ErrNotFound is returned when a stored object does not exist.
var ErrNotFound = errors.New("media: not found")

// Storage is an S3-like object store for attachment bytes.
type Storage interface {
	Save(ctx context.Context, key string, r io.Reader) error
	Open(ctx context.Context, key string) (io.ReadCloser, error)
	Delete(ctx context.Context, key string) error
}