CheeseInfoFetcher.cs

using BBDown.Core.Entity;
using System.Text.Json;
using static BBDown.Core.Entity.Entity;
using static BBDown.Core.Util.HTTPUtil;

namespace BBDown.Core.Fetcher
{
    public class CheeseInfoFetcher : IFetcher
    {
        public async Task<VInfo> FetchAsync(string id)
        {
            id = id[7..];
            string index = "";
            string api = $"https://api.bilibili.com/pugv/view/web/season?ep_id={id}";
            string json = await GetWebSourceAsync(api);
            using var infoJson = JsonDocument.Parse(json);
            var data = infoJson.RootElement.GetProperty("data");
            string cover = data.GetProperty("cover").ToString();
            string title = data.GetProperty("title").ToString();
            string desc = data.GetProperty("subtitle").ToString();
            string ownerName = data.GetProperty("up_info").GetProperty("uname").ToString();
            string ownerMid = data.GetProperty("up_info").GetProperty("mid").ToString();
            var pages = data.GetProperty("episodes").EnumerateArray();
            List<Page> pagesInfo = new();
            foreach (var page in pages)
            {
                Page p = new(page.GetProperty("index").GetInt32(),
                    page.GetProperty("aid").ToString(),
                    page.GetProperty("cid").ToString(),
                    page.GetProperty("id").ToString(),
                    page.GetProperty("title").ToString().Trim(),
                    page.GetProperty("duration").GetInt32(),
                    "",
                    page.GetProperty("release_date").GetInt64(),
                    "",
                    "",
                    ownerName,
                    ownerMid);
                if (p.epid == id) index = p.index.ToString();
                pagesInfo.Add(p);
            }
            long pubTime = pagesInfo.Any() ? pagesInfo[0].pubTime : 0;

            var info = new VInfo
            {
                Title = title.Trim(),
                Desc = desc.Trim(),
                Pic = cover,
                PubTime = pubTime,
                PagesInfo = pagesInfo,
                IsBangumi = true,
                IsCheese = true,
                Index = index
            };

            return info;
        }
    }
}