﻿// The MIT License (MIT)
// 
// Copyright (c) 2016 Nelson Corrêa V. Júnior
// 
// 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 EnjoyCQRS.Collections;
using EnjoyCQRS.Events;
using System.Collections.Generic;
using System.Linq;

namespace EnjoyCQRS.EventSource
{
    public class EventsMetadataService : IEventsMetadataService
    {
        private readonly IDictionary<IDomainEvent, EventMetadataItem> _items = new Dictionary<IDomainEvent, EventMetadataItem>();

        public IReadOnlyCollection<EventMetadataItem> GetEvents()
        {
            return _items.Values.ToList().AsReadOnly();
        }

        public void Add<TEvent>(TEvent @event, IMetadataCollection metadata)
            where TEvent : IDomainEvent
        {
            _items.Add(@event, EventMetadataItem.Create(@event, metadata));
        }
    }
}
