package client

import (
	"crypto/rsa"
	"net/http"

	peering "forge.cadoles.com/wpetit/go-http-peering"
)

type Options struct {
	PeerID     peering.PeerID
	HTTPClient *http.Client
	BaseURL    string
	PrivateKey *rsa.PrivateKey
}

type OptionFunc func(*Options)

func WithPeerID(id peering.PeerID) OptionFunc {
	return func(opts *Options) {
		opts.PeerID = id
	}
}

func WithPrivateKey(pk *rsa.PrivateKey) OptionFunc {
	return func(opts *Options) {
		opts.PrivateKey = pk
	}
}

func WithHTTPClient(client *http.Client) OptionFunc {
	return func(opts *Options) {
		opts.HTTPClient = client
	}
}

func WithBaseURL(url string) OptionFunc {
	return func(opts *Options) {
		opts.BaseURL = url
	}
}

func defaultOptions() *Options {
	return &Options{
		HTTPClient: http.DefaultClient,
		PeerID:     peering.NewPeerID(),
	}
}

func createOptions(funcs ...OptionFunc) *Options {
	options := defaultOptions()
	for _, fn := range funcs {
		fn(options)
	}
	return options
}