// Licensed to Elasticsearch B.V. under one or more contributor
// license agreements. See the NOTICE file distributed with
// this work for additional information regarding copyright
// ownership. Elasticsearch B.V. licenses this file to you under
// the Apache License, Version 2.0 (the "License"); you may
// not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing,
// software distributed under the License is distributed on an
// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
// KIND, either express or implied.  See the License for the
// specific language governing permissions and limitations
// under the License.

package apmhttp // import "go.elastic.co/apm/module/apmhttp"

import (
	"fmt"
)

var standardStatusCodeResults = [...]string{
	"HTTP 1xx",
	"HTTP 2xx",
	"HTTP 3xx",
	"HTTP 4xx",
	"HTTP 5xx",
}

// StatusCodeResult returns the transaction result value to use for the given
// status code.
func StatusCodeResult(statusCode int) string {
	switch i := statusCode / 100; i {
	case 1, 2, 3, 4, 5:
		return standardStatusCodeResults[i-1]
	}
	return fmt.Sprintf("HTTP %d", statusCode)
}
