heruvym/middleware/sse_middleware.go

package middleware

import (
	"bitbucket.org/skeris/heruvym/jwt_adapter"
	"context"
	"net/http"
)

func (mw *Middleware) MiddlewareGetJwt(next http.Handler) http.Handler {
	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
		// Escape non-GET requests
		if r.Method != http.MethodGet {
			next.ServeHTTP(w, r)
			return
		}

		bearer := r.URL.Query().Get(jwt_adapter.DefaultHeaderKey)

		adapter, err := jwt_adapter.Decode(bearer)
		if err != nil {
			mw.logger.Emit(ErrorJwtAccess{Err: err})
			w.WriteHeader(http.StatusUnauthorized)
			return
		}

		ctx := context.WithValue(r.Context(), jwt_adapter.DefaultHeaderKey, adapter)
		next.ServeHTTP(w, r.WithContext(ctx))
	})
}