// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

using System;
using System.Collections.Generic;

namespace Microsoft.DotNet.Build.Manifest;

internal static class MSBuildListSplitter
{
    public static IDictionary<string, string> GetNamedProperties(string input)
    {
        if (string.IsNullOrEmpty(input))
        {
            return new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
        }

        return GetNamedProperties(input.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries));
    }

    public static IDictionary<string, string> GetNamedProperties(string[] input)
    {
        var values = new Dictionary<string, string>(StringComparer.OrdinalIgnoreCase);
        if (input == null)
        {
            return values;
        }

        foreach (var item in input)
        {
            var splitIdx = item.IndexOf('=');
            if (splitIdx < 0)
            {
                continue;
            }

            var key = item.Substring(0, splitIdx).Trim();
            if (string.IsNullOrEmpty(key))
            {
                continue;
            }

            var value = item.Substring(splitIdx + 1);
            values[key] = value;
        }

        return values;
    }
}