feat: initial commit

internal/http/handler/webui/auth/middleware.go

@@ -0,0 +1,32 @@
+package auth
+
+import (
+	"log/slog"
+	"net/http"
+
+	"github.com/pkg/errors"
+)
+
+var ErrUserNotFound = errors.New("user not found")
+
+func (h *Handler) Middleware() func(http.Handler) http.Handler {
+	return func(next http.Handler) http.Handler {
+		fn := func(w http.ResponseWriter, r *http.Request) {
+			user, err := h.retrieveSessionUser(r)
+			if err != nil {
+				slog.ErrorContext(r.Context(), "could not retrieve user from session", slog.Any("error", errors.WithStack(err)))
+				http.Redirect(w, r, "/auth/login", http.StatusTemporaryRedirect)
+				return
+			}
+
+			ctx := r.Context()
+			ctx = setContextUser(ctx, user)
+
+			r = r.WithContext(ctx)
+
+			next.ServeHTTP(w, r)
+		}
+
+		return http.HandlerFunc(fn)
+	}
+}