using System;
using System.Linq;
using System.Collections.Generic;
using AsbCloudApp.Data;
using AsbCloudApp.Services;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Authorization;

namespace AsbCloudWebApi.Controllers
{
    [Route("api/analytics")]
    [ApiController]
    [Authorize]
    public class AnalyticsController : ControllerBase
    {
        private readonly IAnalyticsService analyticsService;
        private readonly IWellService wellService;

        public AnalyticsController(IAnalyticsService analyticsService, IWellService wellService)
        {
            this.analyticsService = analyticsService;
            this.wellService = wellService;
        }

        /// <summary>
        /// Возвращает список операций на скважине за все время
        /// </summary>
        /// <param name="wellId">id скважины</param>
        /// <returns>Список операций на скважине за все время</returns>
        [HttpGet]
        [Route("{wellId}/operations")]
        [ProducesResponseType(typeof(IEnumerable<OperationDto>), (int)System.Net.HttpStatusCode.OK)]
        public IActionResult GetOperations(int wellId)
        {
            int? idCustomer = User.GetCustomerId();

            if (idCustomer is null || !wellService.CheckWellOwnership((int)idCustomer, wellId))
                return Forbid();

            var analytics = analyticsService.GetOperations(wellId);

            if (analytics is null || !analytics.Any())
                return NoContent();

            return Ok(analytics);
        }

        /// <summary>
        /// Возвращает данные по скважине "глубина-день"
        /// </summary>
        /// <param name="wellId">id скважины</param>
        /// <returns>Коллекцию данных по скважине "глубина-день"</returns>
        [HttpGet]
        [Route("{wellId}/wellDepthToDay")]
        [ProducesResponseType(typeof(IEnumerable<WellDepthToDayDto>), (int)System.Net.HttpStatusCode.OK)]
        public IActionResult GetWellDepthToDay(int wellId)
        {
            int? idCustomer = User.GetCustomerId();

            if (idCustomer is null || !wellService.CheckWellOwnership((int)idCustomer, wellId))
                return Forbid();

            var wellDepthToDayData = analyticsService.GetWellDepthToDay(wellId);

            if (wellDepthToDayData is null || !wellDepthToDayData.Any())
                return NoContent();

            return Ok(wellDepthToDayData);
        }

        /// <summary>
        /// Возвращает данные по глубине скважины за период
        /// </summary>
        /// <param name="wellId">id скважины</param>
        /// <param name="intervalSeconds">количество секунд в необходимом интервале времени</param>
        /// <param name="workBeginSeconds">количество секунд в времени начала смены</param>
        /// <returns>Коллекцию данных по глубине скважины за период</returns>
        [HttpGet]
        [Route("{wellId}/wellDepthToInterval")]
        [ProducesResponseType(typeof(IEnumerable<WellDepthToIntervalDto>), (int)System.Net.HttpStatusCode.OK)]
        public IActionResult GetWellDepthToInterval(int wellId, 
            int intervalSeconds, int workBeginSeconds)
        {
            int? idCustomer = User.GetCustomerId();

            if (idCustomer is null || !wellService.CheckWellOwnership((int)idCustomer, wellId))
                return Forbid();

            var wellDepthToIntervalData = analyticsService.GetWellDepthToInterval(wellId,
                intervalSeconds, workBeginSeconds);

            if (wellDepthToIntervalData is null || !wellDepthToIntervalData.Any())
                return NoContent();

            return Ok(wellDepthToIntervalData);
        }

        /// <summary>
        /// Возвращает данные по операциям на скважине "операции-время"
        /// </summary>
        /// <param name="wellId">id скважины</param>
        /// <param name="begin">дата начала интервала</param>
        /// <param name="end">дата окончания интервала</param>
        /// <returns>Коллекцию операций на скважине</returns>
        [HttpGet]
        [Route("{wellId}/operationsSummary")]
        [ProducesResponseType(typeof(IEnumerable<OperationDurationDto>), (int)System.Net.HttpStatusCode.OK)]
        public IActionResult GetOperationsSummary(int wellId, DateTime begin = default, DateTime end = default)
        {
            int? idCustomer = User.GetCustomerId();

            if (idCustomer is null || !wellService.CheckWellOwnership((int)idCustomer, wellId))
                return Forbid();

            var analytics = analyticsService.GetOperationsSummary(wellId, begin, end);

            if (analytics is null || !analytics.Any())
                return NoContent();

            return Ok(analytics);
        }

        /// <summary>
        /// Возвращает детальные данные по операциям на скважине за период
        /// </summary>
        /// <param name="wellId">id скважины</param>
        /// <param name="intervalSeconds">количество секунд в необходимом интервале времени</param>
        /// <param name="workBeginSeconds">количество секунд в времени начала смены</param>
        /// <returns>Коллекцию операций на скважине</returns>
        [HttpGet]
        [Route("{wellId}/operationsToInterval")]
        [ProducesResponseType(typeof(IEnumerable<OperationDurationDto>), (int)System.Net.HttpStatusCode.OK)]
        public IActionResult GetOperationsToInterval(int wellId,
            int intervalSeconds, int workBeginSeconds)
        {
            int? idCustomer = User.GetCustomerId();

            if (idCustomer is null || !wellService.CheckWellOwnership((int)idCustomer, wellId))
                return Forbid();

            var analytics = analyticsService.GetOperationsToInterval(wellId, intervalSeconds, workBeginSeconds);

            if (analytics is null || !analytics.Any())
                return NoContent();

            return Ok(analytics);
        }
    }
}