using System;
using System.Net.Http;
using System.Threading.Tasks;
using Flurl;
using Sony.Filtr.Contracts.Abstractions;

namespace Sony.Filtr.Core.FastlyCache
{
    public class FastlyCacheManager : ICDNCacheManager
    {
        const string BaseUrl = "https://api.fastly.com/";
        const string ServiceId = "5wa5bzYpvweBXgOWGQMZ5n";
        const string ApiKey = "5b46b3a4ef1e0407ef47e92be7b99916";

        public FastlyCacheManager()
        {
            
        }

        public async Task PurgeUrlAsync(string url, bool softPurge = false)
        {
            var httpClient = new HttpClient();
            //httpClient.BaseAddress = new Uri("https://api.fastly.com/");

            var requestMessage = new HttpRequestMessage(new HttpMethod("PURGE"), url);
            requestMessage.Headers.Add("Fastly-Key", ApiKey);
            if (softPurge)
            {
                requestMessage.Headers.Add("Fastly-Soft-Purge", "1");
            }
            var response = await httpClient.SendAsync(requestMessage);

            response.EnsureSuccessStatusCode();
        }

        public async Task PurgeKeyAsync(string key, bool softPurge = false)
        {
            var httpClient = new HttpClient();
            httpClient.BaseAddress = new Uri(BaseUrl);

            var url = new Url(BaseUrl);
            url.AppendPathSegments("service", ServiceId, "purge", key);

            var requestMessage = new HttpRequestMessage(HttpMethod.Post, url);
            requestMessage.Headers.Add("Fastly-Key", ApiKey);
            if (softPurge)
            {
                requestMessage.Headers.Add("Fastly-Soft-Purge", "1");
            }
            var response = await httpClient.SendAsync(requestMessage);
            
            response.EnsureSuccessStatusCode();
        }

        public Task PurgeTopListEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("toplist");
        }

        public Task PurgePlaylistEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("playlist");
        }

        public Task PurgePlaylistCategoryEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("playlistCategory");
        }

        public Task PurgePromotedTracksEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("playlist");
        }

        public Task PurgeReleaseEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("release");
        }

        public Task PurgeSearchEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("search");
        }

        public Task PurgeRegionsEndpointsAsync()
        {
            return Task.CompletedTask;
            //await PurgeKeyAsync("regions");
        }
    }
}