//
// UsageCounter.cs
//
// Author:
//       Jeffrey Stedfast <jestedfa@microsoft.com>
//
// Copyright (c) 2020 Microsoft Corp.
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.

using System.Collections.Generic;

namespace Mono.Debugging.Client
{
	public class UsageCounter
	{
		readonly Dictionary<string, int> stats = new Dictionary<string, int> ();

		public UsageCounter ()
		{
		}

		public bool HasUsageStats {
			get { return stats.Count > 0; }
		}

		public void IncrementUsage (string action)
		{
			stats.TryGetValue (action, out var value);
			stats[action] = value + 1;
		}

		public void Serialize (Dictionary<string, object> metadata)
		{
			foreach (var kvp in stats)
				metadata[kvp.Key] = kvp.Value;
		}
	}
}