package s3

import (
	"context"
	"fmt"
	"net/url"
)

var Default S3

func New(ctx context.Context, uri string) (S3, error) {
	ins, err := url.Parse(uri)
	if err != nil {
		return nil, err
	}

	switch ins.Scheme {
	case "http", "https":
		if ins.User == nil {
			return nil, fmt.Errorf("missing access or key")
		}
		access := ins.User.Username()
		key, _ := ins.User.Password()
		return newS3Client(ctx, fmt.Sprintf("%s://%s", ins.Scheme, ins.Host), access, key)
	case "dir":
		return newDirClient(ctx, ins.Host)
	default:
		return nil, fmt.Errorf("invalid new s3 uri scheme: %s", ins.Scheme)
	}
}

func Init(ctx context.Context, uri string) (err error) {
	Default, err = New(ctx, uri)
	return err
}