backy/pkg/configfetcher/configfetcher.go

package configfetcher

import "strings"

type ConfigFetcher interface {
	// Fetch retrieves the configuration from the specified URL or source
	// Returns the raw data as bytes or an error
	Fetch(source string) ([]byte, error)

	// Parse decodes the raw data into a Go structure (e.g., Commands, CommandLists)
	// Takes the raw data as input and populates the target interface
	Parse(data []byte, target interface{}) error
}

func NewConfigFetcher(source string, options ...Option) (ConfigFetcher, error) {
	if strings.HasPrefix(source, "http") || strings.HasPrefix(source, "https") {
		return NewHTTPFetcher(options...), nil
	} else if strings.HasPrefix(source, "s3") {
		fetcher, err := NewS3Fetcher(options...)
		if err != nil {
			return nil, err
		}
		return fetcher, nil
	} else {
		return &LocalFetcher{}, nil
	}
}