package handler

import (
	"context"
	"io"

	"gitea.loveuer.com/loveuer/cluster/internal/rerr"
	"gitea.loveuer.com/loveuer/cluster/internal/model"
)

// BlobHandler handles blob operations
type BlobHandler interface {
	Get(ctx context.Context, repo string, h model.Hash) (io.ReadCloser, error)
	Put(ctx context.Context, repo string, h model.Hash, rc io.ReadCloser) error
	Stat(ctx context.Context, repo string, h model.Hash) (int64, error)
	Delete(ctx context.Context, repo string, h model.Hash) error
}

// UploadHandler handles upload operations
type UploadHandler interface {
	UploadId() string
	Write(ctx context.Context, sessionID string, r io.Reader, start, end int) (int, *rerr.RepositoryError)
	Done(ctx context.Context, blobHandler BlobHandler, sessionID string, r io.Reader, contentLength int, repo string, h model.Hash) *rerr.RepositoryError
}

// ManifestHandler handles manifest operations
type ManifestHandler interface {
	Get(ctx context.Context, repo, tag string) (io.ReadCloser, string, *rerr.RepositoryError)
	Put(ctx context.Context, repo, tag, digest string, mf *model.RepoSimpleManifest) error
	Delete(ctx context.Context, repo, tag string) error
	Tags(ctx context.Context, repo string, n, last int, prefix string) (*model.Tag, *rerr.RepositoryError)
	Catalog(ctx context.Context, n, last int, prefix string) (*model.Catalog, *rerr.RepositoryError)
	Referrers(ctx context.Context, repo, target string) (*model.IndexManifest, *rerr.RepositoryError)
}