package biz

import (
	"context"
	"io"
	"time"
)

// Cache is the shared cache seam. The data implementation uses Redis when it
// is reachable and falls back to process memory for local development.
type Cache interface {
	Get(context.Context, string) (string, bool, error)
	Set(context.Context, string, string, time.Duration) error
	Delete(context.Context, string) error
	Increment(context.Context, string, time.Duration) (int64, error)
}

type StoredFile struct {
	Name string
	Path string
	URL  string
	Size int64
}

// FileStorage owns the persistence boundary for uploaded files.
type FileStorage interface {
	Put(context.Context, string, io.Reader) (*StoredFile, error)
	Open(context.Context, string) (io.ReadCloser, error)
	Delete(context.Context, string) error
	Compose(context.Context, []string, string) (*StoredFile, string, error)
	DeletePrefix(context.Context, string) error
	List(context.Context, string, string, int) ([]*StoredFile, string, bool, error)
}