using System;
using System.Collections.Generic;
using System.Net.Http;
using System.Threading.Tasks;
using Microsoft.Extensions.Logging;
using Ombi.Api.TvMaze.Models;
using Ombi.Api.TvMaze.Models.V2;
using Ombi.Helpers;

namespace Ombi.Api.TvMaze
{
    public class TvMazeApi : ITvMazeApi
    {
        public TvMazeApi(ILogger<TvMazeApi> logger, IApi api)
        {
            Api = api;
            Logger = logger;
        }
        private string Uri = "http://api.tvmaze.com";
        private IApi Api { get; }
        private ILogger<TvMazeApi> Logger { get; }

        public async Task<List<TvMazeSearch>> Search(string searchTerm)
        {
            var request = new Request("search/shows", Uri, HttpMethod.Get);

            request.AddQueryString("q", searchTerm);
            request.ContentHeaders.Add(new KeyValuePair<string, string>("Content-Type","application/json"));

            return await Api.Request<List<TvMazeSearch>>(request);
        }

        public async Task<TvMazeShow> ShowLookup(int showId)
        {
            var request = new Request($"shows/{showId}", Uri, HttpMethod.Get);
            request.AddContentHeader("Content-Type", "application/json");

            return await Api.Request<TvMazeShow>(request);
        }

        public async Task<IEnumerable<TvMazeEpisodes>> EpisodeLookup(int showId)
        {

            var request = new Request($"shows/{showId}/episodes", Uri, HttpMethod.Get);

            request.AddContentHeader("Content-Type", "application/json");

            return await Api.Request<List<TvMazeEpisodes>>(request);
        }

        public async Task<TvMazeShow> ShowLookupByTheTvDbId(int theTvDbId)
        {
            var request = new Request($"lookup/shows?thetvdb={theTvDbId}", Uri, HttpMethod.Get);
            request.AddContentHeader("Content-Type", "application/json");
            try
            {
                var obj = await Api.Request<TvMazeShow>(request);

                return obj;
            }
            catch (Exception e)
            {
                Logger.LogError(LoggingEvents.Api, e, "Exception when calling ShowLookupByTheTvDbId with id:{0}",theTvDbId);
                return null;
            }
        }

        public async Task<List<TvMazeSeasons>> GetSeasons(int id)
        {
            var request = new Request($"shows/{id}/seasons", Uri, HttpMethod.Get);

            request.AddContentHeader("Content-Type", "application/json");

            return await Api.Request<List<TvMazeSeasons>>(request);
        }

        public async Task<FullSearch> GetTvFullInformation(int id)
        {
            var request = new Request($"shows/{id}", Uri, HttpMethod.Get);

            request.AddQueryString("embed[]", "cast");
            request.AddQueryString("embed[]", "crew");
            request.AddQueryString("embed[]", "episodes");

            request.AddContentHeader("Content-Type", "application/json");

            return await Api.Request<FullSearch>(request);
        }
    }
}