@using EasyCaching.Core
@using System.Net.Http
@using AngleSharp
@using AngleSharp.Html.Parser
@inject IHybridCachingProvider EasyCachingProvider
@inject IHttpClientFactory HttpClientFactory
@{
    Layout = null;
    const string membleKey = "memble-version:1.0.1";
    string content;
    var cache = await EasyCachingProvider.GetAsync<string>(membleKey);
    if (!cache.IsNull && cache.HasValue)
    {
        content = cache.Value;
    }
    else
    {
        content = await GetMembleContent();
        await EasyCachingProvider.SetAsync(membleKey, content,
            TimeSpan.FromDays(30));
    }
    
    
    async Task<string> GetMembleContent()
    {
        var httpClient = HttpClientFactory.CreateClient("edge");
        var request = new HttpRequestMessage(HttpMethod.Get,
            $"{Program.CdnBaseAddress}/../memble/index.html");
        var response = await httpClient.SendAsync(request);
        var htmlContent = await response.Content.ReadAsStringAsync();
        
        var htmlParse = new HtmlParser();
        var document = await htmlParse.ParseDocumentAsync(htmlContent);
        foreach (var item in document.Scripts)
        {
            if (!string.IsNullOrEmpty(item.Source))
            {
                item.Source = $"{Program.CdnBaseAddress}/../memble{item.Source}";
            }
        }
        document.GetElementsByTagName("link").ForEach(x =>
        {
            var src = x.GetAttribute("href");
            if (!string.IsNullOrEmpty(src))
            {
                x.SetAttribute("href", $"{Program.CdnBaseAddress}/../memble{src}");
            }
        });
        var membleContent = document.ToHtml();
        return membleContent;
    }
}

@Html.Raw(content)