Add methods to use storage through the package itself

Signed-off-by: kolaente <k@knt.li>

pkg/modules/keyvalue/keyvalue.go

@@ -17,8 +17,30 @@
 
 package keyvalue
 
+import (
+	"code.vikunja.io/api/pkg/modules/keyvalue/memory"
+)
+
 type Storage interface {
 	Put(key string, value interface{}) (err error)
 	Get(key string) (value interface{}, err error)
 	Del(key string) (err error)
 }
+
+var store Storage
+
+func InitStorage() {
+	store = memory.NewStorage()
+}
+
+func Put(key string, value interface{}) error {
+	return store.Put(key, value)
+}
+
+func Get(key string) (value interface{}, err error) {
+	return store.Get(key)
+}
+
+func Del(key string) (err error) {
+	return store.Del(key)
+}

pkg/modules/keyvalue/memory/memory.go

@@ -24,6 +24,12 @@ type Storage struct {
 	mutex sync.Mutex
 }
 
+func NewStorage() *Storage {
+	s := &Storage{}
+	s.store = make(map[string]interface{})
+	return s
+}
+
 func (s *Storage) Put(key string, value interface{}) (err error) {
 	s.mutex.Lock()
 	defer s.mutex.Unlock()