chore: replace gin with standard lib net/http

internal/app/api/v0/handlers/web_session.go

@@ -0,0 +1,88 @@
+package handlers
+
+import (
+	"context"
+	"encoding/gob"
+	"net/http"
+	"strings"
+	"time"
+
+	"github.com/alexedwards/scs/v2"
+
+	"github.com/h44z/wg-portal/internal/config"
+)
+
+func init() {
+	gob.Register(SessionData{})
+}
+
+type SessionData struct {
+	LoggedIn bool
+	IsAdmin  bool
+
+	UserIdentifier string
+
+	Firstname string
+	Lastname  string
+	Email     string
+
+	OauthState    string
+	OauthNonce    string
+	OauthProvider string
+	OauthReturnTo string
+
+	CsrfToken string
+}
+
+const sessionApiV0Key = "session_api_v0"
+
+type SessionWrapper struct {
+	*scs.SessionManager
+}
+
+func NewSessionWrapper(cfg *config.Config) *SessionWrapper {
+	sessionManager := scs.New()
+	sessionManager.Lifetime = 24 * time.Hour
+	sessionManager.IdleTimeout = 1 * time.Hour
+	sessionManager.Cookie.Name = cfg.Web.SessionIdentifier
+	sessionManager.Cookie.Secure = strings.HasPrefix(cfg.Web.ExternalUrl, "https")
+	sessionManager.Cookie.HttpOnly = true
+	sessionManager.Cookie.SameSite = http.SameSiteLaxMode
+	sessionManager.Cookie.Path = "/"
+	sessionManager.Cookie.Persist = false
+
+	wrappedSessionManager := &SessionWrapper{sessionManager}
+
+	return wrappedSessionManager
+}
+
+func (s *SessionWrapper) SetData(ctx context.Context, value SessionData) {
+	s.SessionManager.Put(ctx, sessionApiV0Key, value)
+}
+
+func (s *SessionWrapper) GetData(ctx context.Context) SessionData {
+	sessionData, ok := s.SessionManager.Get(ctx, sessionApiV0Key).(SessionData)
+	if !ok {
+		return s.defaultSessionData()
+	}
+	return sessionData
+}
+
+func (s *SessionWrapper) DestroyData(ctx context.Context) {
+	_ = s.SessionManager.Destroy(ctx)
+}
+
+func (s *SessionWrapper) defaultSessionData() SessionData {
+	return SessionData{
+		LoggedIn:       false,
+		IsAdmin:        false,
+		UserIdentifier: "",
+		Firstname:      "",
+		Lastname:       "",
+		Email:          "",
+		OauthState:     "",
+		OauthNonce:     "",
+		OauthProvider:  "",
+		OauthReturnTo:  "",
+	}
+}