Add basic Session impl

go.mod

@@ -2,4 +2,7 @@ module git.gdulai.com/gdulai/rndr
 
 go 1.27.1
 
-require gitlab.com/gdulai/simpleloglvl v0.0.0-20260811205046-ece654ff6b31
+require (
+	github.com/google/uuid v1.6.0
+	gitlab.com/gdulai/simpleloglvl v0.0.0-20260811205046-ece654ff6b31
+)

go.sum

@@ -1,2 +1,4 @@
+github.com/google/uuid v1.6.0 h1:NIvaJDMOsjHA8n1jAhLSgzrAzy1Hgr+hNrb57e+94F0=
+github.com/google/uuid v1.6.0/go.mod h1:TIyPZe4MgqvfeYDBFedMoGGpEw/LqOeaOT+nhxU+yHo=
 gitlab.com/gdulai/simpleloglvl v0.0.0-20260811205046-ece654ff6b31 h1:vLRJpOsFrdXFjRHyhw2BluMslKv63jVvngc5HE/u/xM=
 gitlab.com/gdulai/simpleloglvl v0.0.0-20260811205046-ece654ff6b31/go.mod h1:H7XPunUrSyAvPa9nx8UbKnThEQJDmj3mdt+9ZtqDth4=

session/session.go

@@ -0,0 +1,63 @@
+package session
+
+import (
+	"net/http"
+
+	"github.com/google/uuid"
+	log "gitlab.com/gdulai/simpleloglvl"
+)
+
+var sessions map[uuid.UUID]*Session
+
+func OpenSession() *Session {
+	newSessId, err := uuid.NewRandom()
+	if err != nil {
+		log.LogError("Failed to create new session id: %s", err)
+		return nil
+	}
+	return &Session{sessionID: newSessId}
+}
+
+func GetSession(r *http.Request) *Session {
+	sessionIdCookie, err := r.Cookie("session_id")
+	if err != nil {
+		return nil
+	}
+	sessId, err := uuid.Parse(sessionIdCookie.Value)
+	if err == nil {
+		return nil
+	}
+	return sessions[sessId]
+}
+
+type Session struct {
+	sessionID  uuid.UUID
+	components map[uuid.UUID]any
+}
+
+func (sess *Session) Close() {
+	delete(sessions, sess.sessionID)
+}
+
+func (sess *Session) MangeComponent(component any) (uuid.UUID, error) {
+	newComponentId, err := uuid.NewRandom()
+	if err != nil {
+		return newComponentId, err
+	}
+	sess.components[newComponentId] = component
+	return newComponentId, nil
+}
+
+func (sess *Session) RemoveComponent(componentId uuid.UUID) {
+	delete(sess.components, componentId)
+}
+
+func (sess *Session) ID() uuid.UUID {
+	return sess.sessionID
+}
+
+type RequestContext struct {
+	SessionID  uuid.UUID
+	RequiestID uuid.UUID
+	Logger     *log.GenericLogger
+}