// Copyright (C) 2018 Storj Labs, Inc.
// See LICENSE for copying information.

package streams

import (
	"context"
	"io"
	"time"

	"storj.io/storj/pkg/paths"
	"storj.io/storj/pkg/ranger"
)

// Meta info about a segment
type Meta struct {
	Modified   time.Time
	Expiration time.Time
	Size       int64
	Data       []byte
}

// ListItem is a single item in a listing
type ListItem struct {
	Path paths.Path
	Meta Meta
}

// Store for streams
type Store interface {
	Meta(ctx context.Context, path paths.Path) (Meta, error)
	Get(ctx context.Context, path paths.Path) (ranger.RangeCloser, Meta, error)
	Put(ctx context.Context, path paths.Path, data io.Reader,
		metadata []byte, expiration time.Time) (Meta, error)
	Delete(ctx context.Context, path paths.Path) error
	List(ctx context.Context, prefix, startAfter, endBefore paths.Path,
		recursive bool, limit int, metaFlags uint32) (items []ListItem,
		more bool, err error)
}