using System.Collections.Concurrent;
using System.Diagnostics.CodeAnalysis;
using ConsoleApp2.Entities;
using Microsoft.Extensions.Logging;

namespace ConsoleApp2.Services;

public class DataRecordQueue
{
    /// <summary>
    /// Indicate that the queue is completed adding.
    /// </summary>
    public bool IsCompletedAdding { get; private set; }
    
    /// <summary>
    /// Remark that the queue is completed for adding and empty;
    /// </summary>
    public bool IsCompleted => IsCompletedAdding && _queue.IsEmpty;
    
    private readonly ConcurrentQueue<DataRecord> _queue;

    public DataRecordQueue()
    {
        _queue = new ConcurrentQueue<DataRecord>();
    }

    public DataRecordQueue(IEnumerable<DataRecord> records)
    {
        _queue = new ConcurrentQueue<DataRecord>(records);
    }
    
    /// <inheritdoc cref="ConcurrentQueue{T}.Enqueue"/>
    public void Enqueue(DataRecord item)
    {
        _queue.Enqueue(item);
    }

    /// <inheritdoc cref="ConcurrentQueue{T}.TryDequeue"/>
    public bool TryDequeue([MaybeNullWhen(false)] out DataRecord result)
    {
        return _queue.TryDequeue(out result);
    }

    /// <inheritdoc cref="ConcurrentQueue{T}.TryPeek"/>
    public bool TryPeek([MaybeNullWhen(false)] out DataRecord result)
    {
        return _queue.TryPeek(out result);
    }

    /// <inheritdoc cref="ConcurrentQueue{T}.Count"/>
    public int Count => _queue.Count;

    /// <inheritdoc cref="ConcurrentQueue{T}.IsEmpty"/>
    public bool IsEmpty => _queue.IsEmpty;

    /// <summary>
    /// Indicate that the queue is completed adding.
    /// </summary>
    public void CompleteAdding() => IsCompletedAdding = true;
}