package classes

import (
	"context"

	"git.golem15.com/golem15/summercms/modules/cooler"
	"gorm.io/gorm"
)

// The site-cache purge moved into the framework (cooler.SiteCachePurger,
// configured by site_cache.purge_url and site_cache.purge_token). The names
// below stay for one release as aliases, so existing deployments and
// importers keep working.
const (
	// SiteCachePurgeURLKey is the Journal's old config key of the host
	// site's cache purge URL (env SUMMER_GOLEM15__JOURNAL__SITE_CACHE__PURGE_URL).
	// It is read only when the framework keys are unset.
	//
	// Deprecated: set cooler.SiteCachePurgeURLKey (site_cache.purge_url).
	SiteCachePurgeURLKey = "golem15.journal.site_cache.purge_url"
	// SiteCachePurgeTokenKey is the Journal's old config key of the purge
	// bearer token (env SUMMER_GOLEM15__JOURNAL__SITE_CACHE__PURGE_TOKEN). It
	// is read only when the framework keys are unset.
	//
	// Deprecated: set cooler.SiteCachePurgeTokenKey (site_cache.purge_token).
	SiteCachePurgeTokenKey = "golem15.journal.site_cache.purge_token"

	// SiteCachePurgeTimeout bounds one purge request.
	//
	// Deprecated: use cooler.SiteCachePurgeTimeout.
	SiteCachePurgeTimeout = cooler.SiteCachePurgeTimeout

	// SiteCachePurgeMinTokenLength is the shortest purge token accepted.
	//
	// Deprecated: use cooler.SiteCachePurgeMinTokenLength.
	SiteCachePurgeMinTokenLength = cooler.SiteCachePurgeMinTokenLength
)

// SiteCachePurger is the framework's site-cache purger.
//
// Deprecated: use cooler.SiteCachePurger.
type SiteCachePurger = cooler.SiteCachePurger

// NewSiteCachePurger returns the purger for purgeURL and token read from the
// Journal's old keys, whose names its errors carry; the rules are those of
// cooler.NewSiteCachePurgerFor. With both empty it returns nil, nil.
//
// Deprecated: configure site_cache.purge_url and site_cache.purge_token and
// use cooler.SiteCacheFromApp.
func NewSiteCachePurger(purgeURL, token string) (*SiteCachePurger, error) {
	return cooler.NewSiteCachePurgerFor(SiteCachePurgeURLKey, SiteCachePurgeTokenKey, purgeURL, token)
}

// PurgeSiteCacheAfterCommit registers p.Purge(kind, slug) to run after the
// transaction db belongs to commits. A nil p does nothing.
//
// Deprecated: use cooler.PurgeSiteCacheAfterCommit.
func PurgeSiteCacheAfterCommit(ctx context.Context, db *gorm.DB, p *SiteCachePurger, kind, slug string) {
	cooler.PurgeSiteCacheAfterCommit(ctx, db, p, kind, slug)
}