// Licensed to Apache Software Foundation (ASF) under one or more contributor
// license agreements. See the NOTICE file distributed with this work for
// additional information regarding copyright ownership. The ASF 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 app

import "strings"

func wrapText(value string, width int) string {
	if width <= 0 {
		return value
	}
	words := strings.Fields(value)
	if len(words) == 0 {
		return value
	}
	var lines []string
	var current strings.Builder
	for _, word := range words {
		if current.Len() == 0 {
			current.WriteString(word)
			continue
		}
		if current.Len()+1+len(word) > width {
			lines = append(lines, current.String())
			current.Reset()
			current.WriteString(word)
			continue
		}
		current.WriteString(" ")
		current.WriteString(word)
	}
	if current.Len() > 0 {
		lines = append(lines, current.String())
	}
	return strings.Join(lines, "\n")
}
