using ChapterX.Application.ReadingListItems.Commands;
using ChapterX.Application.ReadingListItems.Queries;
using ChapterX.Domain.Repositories;
using MediatR;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Mvc;
using Microsoft.Extensions.Logging;

namespace ChapterX.API.Controllers
{
    [Route("api/[controller]")]
    [ApiController]
    public class ReadingListItemsController : ControllerBase
    {
        private readonly IMediator _mediator;
        private readonly IReadingListItemsRepository _readingListItemsRepository;
        private readonly ILogger<ReadingListItemsController> _logger;

        public ReadingListItemsController(IMediator mediator, IReadingListItemsRepository readingListItemsRepository, ILogger<ReadingListItemsController> logger)
        {
            _mediator = mediator;
            _readingListItemsRepository = readingListItemsRepository;
            _logger = logger;
        }

        [HttpGet]
        [AllowAnonymous]
        public async Task<ActionResult> GetAll()
        {
            _logger.LogInformation("Fetching all reading list items");
            var response = await _mediator.Send(new GetAllRequest());
            return Ok(response);
        }

        [HttpGet("{id:int}")]
        [AllowAnonymous]
        public async Task<ActionResult> GetById(int id)
        {
            _logger.LogInformation("Fetching reading list item with ID: {ReadingListItemId}", id);
            var response = await _mediator.Send(new GetRequest(id));
            return Ok(response);
        }

        [HttpPost]
        [Authorize]
        public async Task<ActionResult> Add([FromBody] AddRequest request)
        {
            _logger.LogInformation("Adding a new reading list item to ReadingListId: {ReadingListId}", request.ReadingListId);
            var response = await _mediator.Send(request);
            return Ok(response);
        }

        [HttpPut("{id:int}")]
        [Authorize]
        public async Task<ActionResult> Update(int id, [FromBody] UpdateRequest request)
        {
            _logger.LogInformation("Updating reading list item with ID: {ReadingListItemId}", id);
            if (id != request.Id)
            {
                return BadRequest("Route ID and body ID must match.");
            }

            var response = await _mediator.Send(request);
            return Ok(response);
        }

        [HttpDelete("{id:int}")]
        [Authorize]
        public async Task<ActionResult> Delete(int id)
        {
            _logger.LogInformation("Deleting reading list item with ID: {ReadingListItemId}", id);
            var response = await _mediator.Send(new DeleteRequest(id));
            return Ok(response);
        }

        [HttpDelete("{listId:int}/story/{storyId:int}")]
        [Authorize]
        public async Task<ActionResult> DeleteByListAndStory(int listId, int storyId)
        {
            _logger.LogInformation("Removing story {StoryId} from list {ListId}", storyId, listId);
            var deleted = await _readingListItemsRepository.DeleteByListAndStoryAsync(listId, storyId);
            return deleted ? Ok() : NotFound();
        }
    }
}