using skydiveLogs_api.Domain;
using skydiveLogs_api.DomainBusiness.Interfaces;
using skydiveLogs_api.DomainService.Repositories;
using System;
using System.Collections.Generic;
using System.Linq;

namespace skydiveLogs_api.DomainBusiness
{
    public class AircraftService : IAircraftService
    {
        #region Public Constructors

        /// <summary>
        /// Initializes a new instance of the <see cref="AircraftService"/> class.
        /// </summary>
        /// <param name="aircraftRepository">The aircraft repository for data access.</param>
        /// <param name="cacheService">The cache service for caching operations.</param>
        public AircraftService(IAircraftRepository aircraftRepository,
                               ICacheService cacheService)
        {
            _aircraftRepository = aircraftRepository;
            _cacheService = cacheService;
        }

        #endregion Public Constructors

        #region Public Methods

        /// <summary>
        /// Adds a new aircraft to the system.
        /// </summary>
        /// <param name="newAircraft">The Aircraft entity containing the data for the new aircraft.</param>
        public void AddNewAircraft(Aircraft newAircraft)
        {
            _aircraftRepository.Add(newAircraft);
            _cacheService.Delete(CacheType.Aircraft);
        }

        /// <summary>
        /// Deletes an aircraft by its ID.
        /// </summary>
        /// <param name="id">The aircraft ID to delete.</param>
        public void DeleteAircraftById(int id)
        {
            throw new NotImplementedException();
        }

        /// <summary>
        /// Retrieves an aircraft by its ID.
        /// </summary>
        /// <param name="id">The aircraft ID to retrieve.</param>
        /// <returns>An Aircraft entity containing the aircraft details.</returns>
        public Aircraft GetAircraftById(int id)
        {
            var allAircrafts = GetAllAircrafts();
            return allAircrafts.Single(g => g.Id == id);
        }

        /// <summary>
        /// Retrieves all aircrafts.
        /// </summary>
        /// <returns>A collection of Aircraft entities containing all aircraft data.</returns>
        public IEnumerable<Aircraft> GetAllAircrafts()
        {
            if (!_cacheService.Contains(CacheType.Aircraft))
                _cacheService.Put(CacheType.Aircraft,
                                  _aircraftRepository.GetAll(),
                                  5 * 60 * 1000);

            return _cacheService.Get<IEnumerable<Aircraft>>(CacheType.Aircraft);
        }

        /// <summary>
        /// Updates an existing aircraft.
        /// </summary>
        /// <param name="id">The aircraft ID to update.</param>
        /// <param name="aircraft">Aircraft entity containing the updated aircraft data.</param>
        /// <param name="resetCache">Whether to reset the cache after update.</param>
        /// <returns>True if the update was successful, false otherwise.</returns>
        public bool UpdateAircraft(int id, Aircraft aircraft, bool resetCache = true)
        {
            aircraft.Id = id;

            var result = _aircraftRepository.Update(aircraft);
            if (resetCache && result)
                _cacheService.Delete(CacheType.JumpType);

            return result;
        }

        #endregion Public Methods

        #region Private Fields

        private readonly IAircraftRepository _aircraftRepository;
        private readonly ICacheService _cacheService;

        #endregion Private Fields
    }
}