using System;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Options;
using Landmark.OLA.Application.Services;
using Landmark.OLA.Models;
using Serilog;

namespace Landmark.OLA.Application.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class StatusController : ControllerBase
    {
        private readonly IStatus _status;
        private readonly ApplicationControlConfiguration _appControlConfig;
        private readonly CoreSettings _coreSettings;

        public StatusController(IOptions<ApplicationControlConfiguration> settings,
            IStatus status,
            CoreSettings coreSettings)
        {
            _appControlConfig = settings.Value;
            _status = status;
            _coreSettings = coreSettings;
        }

        /// <summary>
        /// Attempts to load the root of the API result in a web-app redirect.
        /// </summary>
        /// <remarks>
        /// Cookies: None required or set.
        /// Security: None required or provided.
        /// </remarks>       
        // GET: Root
        [HttpGet()]
        [ProducesResponseType(302)]
        public void GetRoot()
        {
            HttpContext.Response.Redirect(_appControlConfig.HomePageUrl);
        }

        /// <summary>
        /// Use to get the status of the api
        /// </summary>
        /// <remarks>
        /// Returns a simple object describing the build time, version, and environment of the running API.
        /// Cookies: None required or set.
        /// Security: None required or provided.
        /// </remarks>
        // GET: api/Status
        [HttpGet("api/Status")]
        [ProducesResponseType(typeof(IStatus), 200)]
        [ProducesResponseType(500)]
        public IActionResult Get()
        {
            try
            {
                return new ObjectResult(_status);
            }
            catch (Exception e)
            {
                Log.Error(e.Message);
                return StatusCode((int) System.Net.HttpStatusCode.InternalServerError);
            }
        }
        
        /// <summary>
        /// Use to get the core connection settings of the api
        /// </summary>
        /// <remarks>
        /// Returns a simple object describing the core settings being used by the API.
        /// Cookies: None required or set.
        /// Security: None required or provided.
        /// </remarks>       
        // GET: api/Status
        [HttpGet("api/GetCoreConnection")]
        [ProducesResponseType(typeof(CoreSettings), 200)]
        [ProducesResponseType(500)]
        public IActionResult GetCoreConnection()
        {
            try
            {
                return new ObjectResult(_coreSettings);
            }
            catch (Exception e)
            {
                Log.Error(e.Message);
                return StatusCode((int) System.Net.HttpStatusCode.InternalServerError);
            }
        }
    }
}