using System;
using System.Net;
using System.Threading.Tasks;
using Microsoft.AspNetCore.Mvc;
using Serilog;
using Landmark.OLA.Application.Services;
using Landmark.OLA.Application.Services.Exceptions;
using Landmark.OLA.Models.Individuals;
using OnlineBankingAuth.Tokens;

namespace Landmark.OLA.Application.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class IndividualController : ControllerBase
    {
        private readonly ICoreService _coreService;
        private readonly ITokenService _tokenService;

        public IndividualController(ITokenService tokenService,
            ICoreService coreService)
        {
            _coreService = coreService;
            _tokenService = tokenService;
        }

        // GET: api/Individual/self
        [HttpGet("self", Name = "GetIndividual")]
        [ProducesResponseType(typeof(Individual), 200)]
        [ProducesResponseType(400)]
        [ProducesResponseType(500)]
        [ProducesResponseType(503)]
        public async Task<IActionResult> Get()
        {
            try
            {
                var token = _tokenService.GetAuthenticatedDataFromCookie(HttpContext);
                if (token?.IndividualID == null )
                {
                    Log.Error("Unauthorized request for 'Self' in Loan API, denying.");
                    if (token?.MemberID != null)
                    {
                        // This isn't logging the security token, but the actual token content.
                        Log.Error($"Unauthorized request was on behalf of {@token}");
                    }
                    return Unauthorized();
                }
                var individual = await _coreService.GetIndividual(token.MemberID);
                return Ok(individual);
            }
            catch (CoreUnavailableException cue)
            {
                Log.Error(cue.Message);
                return StatusCode((int)HttpStatusCode.ServiceUnavailable);
            }
            catch (Exception e)
            {
                Log.Error(e.Message);
                return StatusCode((int)HttpStatusCode.InternalServerError);
            }
        }
    }
}