// 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;
using Microsoft.Build.Utilities;

namespace Microsoft.DotNet.Build.Tasks.Templating;

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

        foreach (string item in input)
        {
            int splitIdx = item.IndexOf('=');
            if (splitIdx < 0)
            {
                log.LogWarning($"Property: {item} does not have a valid '=' separator");
                continue;
            }

            string key = item.Substring(0, splitIdx).Trim();
            if (string.IsNullOrEmpty(key))
            {
                log.LogWarning($"Property: {item} does not have a valid property name");
                continue;
            }

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

        return values;
    }
}