using AsbCloudApp.Data;
using AsbCloudApp.Data.Subsystems;
using AsbCloudApp.Requests;
using AsbCloudApp.Services;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using System;
using System.Collections.Generic;
using System.Threading;
using System.Threading.Tasks;

namespace AsbCloudWebApi.Controllers.Subsystems
{
    /// <summary>
    ///  Наработка подсистем
    /// </summary>
    [Route("api/[controller]")]
    [ApiController]
    [Authorize]
    public class SubsystemController : ControllerBase
    {
        private readonly ISubsystemService subsystemService;
        private readonly ITelemetryDataSaubService telemetryDataSaubService;
        private readonly IWellService wellService;
        
        public SubsystemController(
            ISubsystemService subsystemService,
            IWellService wellService,
            ITelemetryDataSaubService telemetryDataSaubService)
        {
            this.subsystemService = subsystemService;
            this.wellService = wellService;
            this.telemetryDataSaubService = telemetryDataSaubService;
        }
        /// <summary>
        /// получить статистику  
        /// </summary>
        [HttpGet("stat")]
        [ProducesResponseType(typeof(IEnumerable<SubsystemStatDto>), (int)System.Net.HttpStatusCode.OK)]
        [ProducesResponseType(typeof(ValidationProblemDetails), (int)System.Net.HttpStatusCode.BadRequest)]
        public async Task<IActionResult> GetStatAsync([FromQuery] SubsystemRequest request, CancellationToken token)
        {
            if (!await UserHasAccessToWellAsync(request.IdWell, token))
                return Forbid();
            var subsystemResult = await subsystemService.GetStatAsync(request, token);
            return Ok(subsystemResult);
        }

        /// <summary>
        /// получить период, за который будет рассчитываться статистика
        /// </summary>
        [HttpGet("operationsPeriod/{idWell}")]
        [ProducesResponseType(typeof(DatesRangeDto), (int)System.Net.HttpStatusCode.OK)]
        public async Task<IActionResult> GetStatDateRangeAsync([FromRoute] int idWell, CancellationToken token)
        {
            if (!await UserHasAccessToWellAsync(idWell, token))
                return Forbid();

            var dateRange = telemetryDataSaubService.GetRange(idWell);

            return Ok(dateRange);
        }

        /// <summary>
        /// получить статистику  по активным скважинам
        /// </summary>
        /// <param name="gtDate"> Больше или равно дате </param>
        /// <param name="ltDate"> Меньше или равно дате </param>
        /// <param name="token"> Токен  </param>
        /// <returns> </returns>
        [HttpGet("statByActiveWell")]
        [ProducesResponseType(typeof(IEnumerable<SubsystemActiveWellStatDto>), (int)System.Net.HttpStatusCode.OK)]
        public async Task<IActionResult> GetStatByWellAsync(DateTime? gtDate, DateTime? ltDate, CancellationToken token)
        {
            var idCompany = User.GetCompanyId();
            if (!idCompany.HasValue)
                return Forbid();
            var subsystemResult = await subsystemService.GetStatByActiveWells(idCompany.Value, gtDate, ltDate, token);
            return Ok(subsystemResult);
        }

        private async Task<bool> UserHasAccessToWellAsync(int idWell, CancellationToken token)
        {
            var idCompany = User.GetCompanyId();
            if (idCompany is not null &&
                await wellService.IsCompanyInvolvedInWellAsync((int)idCompany, idWell, token)
                    .ConfigureAwait(false))
                return true;
            return false;
        }
    }
}