package zocket

import (
	"net/http"
	"strings"
	"udico.de/util/log"
)

type zocketHeader struct {
	http.Header
}

// Has returns true, if one entry of the given key has the exact value.
func (f zocketHeader) Has(key, value string) bool {
	log.TRACE.To(logger).If(func(msg log.Fn) {
		msg("Has(%v, %v)? Dumping", key, value)
		for k, v := range f.Values(key) {
			msg("  [%v]: %v", k, v)
		}
	})
	for _, v := range f.Values(key) {
		if v == value {
			return true
		}
	}
	return false
}

// Contains returns true, if at least one entry of the given key contains the value as part of a comma separated list.
func (f zocketHeader) Contains(key, value string) bool {
	for _, v := range f.Values(key) {
		for _, w := range strings.Split(v, ",") {
			ws := strings.TrimSpace(w)
			if ws == value {
				return true
			}
		}
	}
	return false
}