refactor: consolidate packages - move output to cmd, config/session to store, rename Store to GraphStore

src/store/session.go

@@ -0,0 +1,54 @@
+package store
+
+import (
+	"encoding/json"
+	"os"
+	"path/filepath"
+)
+
+// Session holds the server-issued token returned by POST /auth/poll.
+// The ax server owns the full OIDC flow; the client only needs this token.
+type Session struct {
+	path  string
+	Token string `json:"token"`
+}
+
+func LoadSession() (*Session, error) {
+	sessionRoot, err := FindDataRoot(".local", "share")
+	if err != nil {
+		return nil, err
+	}
+	path := filepath.Join(sessionRoot, "session.json")
+	data, err := os.ReadFile(path)
+	if err != nil {
+		if os.IsNotExist(err) {
+			return nil, nil
+		}
+		return nil, err
+	}
+	var s Session
+	if err := json.Unmarshal(data, &s); err != nil {
+		return nil, err
+	}
+	s.path = path
+	return &s, nil
+}
+
+func (s *Session) Save() error {
+	if err := os.MkdirAll(filepath.Dir(s.path), 0700); err != nil {
+		return err
+	}
+	data, err := json.MarshalIndent(s, "", "  ")
+	if err != nil {
+		return err
+	}
+	return os.WriteFile(s.path, data, 0600)
+}
+
+func (s *Session) ClearSession() error {
+	err := os.Remove(s.path)
+	if os.IsNotExist(err) {
+		return nil
+	}
+	return err
+}