package cloudflare

import "sync-live/gen"

// Provider 暴露 Cloudflare Realtime 后端的能力信息，并持有底层 REST 客户端。
type Provider struct {
	client     *Client
	appID      string
	stun       string
	configured bool
}

func NewProvider(appID, appSecret, baseURL, stun string) *Provider {
	return &Provider{
		client:     NewClient(appID, appSecret, baseURL),
		appID:      appID,
		stun:       stun,
		configured: appID != "" && appSecret != "",
	}
}

func (p *Provider) Name() string      { return "cloudflare" }
func (p *Provider) Primary() bool      { return true }
func (p *Provider) Configured() bool   { return p.configured }
func (p *Provider) Client() *Client    { return p.client }
func (p *Provider) AppID() string      { return p.appID }

func (p *Provider) Stun() string {
	if p.stun == "" {
		return "stun:stun.cloudflare.com:3478"
	}
	return p.stun
}

func (p *Provider) BackendInfo() *gen.BackendInfo {
	return &gen.BackendInfo{
		Kind:       gen.BackendKind_BACKEND_KIND_CLOUDFLARE,
		Name:       "Cloudflare Realtime",
		Configured: p.configured,
		Primary:    true,
	}
}