joist/internal/route_cache.go

67 lines
1.1 KiB
Go

package internal
import (
"log"
"sync"
"git.markbailey.dev/cerbervs/joist/internal/errors"
)
const suff = "route_cache"
type routeCache struct {
rs map[string]string
s *BadgerStore
}
var (
rcLock sync.Mutex
rcOnce sync.Once
c *routeCache
)
func NewRouteCache() (*routeCache, error) {
rcOnce.Do(func() {
store, err := NewBadgerStore(WithSubDir("route_cache"))
if err != nil {
log.Printf("failed to create badger store for route cache: %v", err)
c = nil
return
}
c = &routeCache{
rs: make(map[string]string),
s: store,
}
})
if c == nil {
return nil, errors.ErrCacheUninitialized
}
rcLock.Lock()
defer rcLock.Unlock()
return c, nil
}
func (r *routeCache) All() (map[string]string, error) {
if r.rs == nil {
return nil, errors.ErrCacheUninitialized
}
return r.rs, nil
}
func (r *routeCache) Store(name string, path string) error {
// TODO: implement
return nil
}
func (r *routeCache) GetPath(name string) (string, error) {
if path, ok := r.rs[name]; ok {
return path, nil
}
return string(""), errors.NewErrRouteNotFound(string(name))
}