package elinps

import "net/http"

func CORSMiddleware() func(http.Handler) http.Handler {
	return func(next http.Handler) http.Handler {
		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			w.Header().Set("Access-Control-Allow-Origin", "*")
			w.Header().Set("Access-Control-Allow-Methods", "GET,POST,PATCH,OPTIONS")
			w.Header().Set("Access-Control-Allow-Headers", "Content-Type, HX-Request")
			w.Header().Set("Access-Control-Max-Age", "600")
			if r.Method == http.MethodOptions {
				w.WriteHeader(http.StatusNoContent)
				return
			}
			next.ServeHTTP(w, r)
		})
	}
}

func MaxBodyBytesMiddleware(n int64) func(http.Handler) http.Handler {
	return func(next http.Handler) http.Handler {
		return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
			r.Body = http.MaxBytesReader(w, r.Body, n)
			next.ServeHTTP(w, r)
		})
	}
}