public static async Task ExecuteUrlAsync(long chatId, string rssUrl)
{
int newRssCount = 0;
var rssService = new RssService();
var rssFeeds = await FeedReader.ReadAsync(rssUrl)
.ConfigureAwait(false);
var rssTitle = rssFeeds.Title;
// var castLimit = 10;
// var castStep = 0;
foreach (var rssFeed in rssFeeds.Items)
{
// Prevent flood in first time;
// if (castLimit == castStep)
// {
// Log.Information($"Send stopped due limit {castLimit} for prevent flooding in first time");
// break;
// }
var whereHistory = new Dictionary <string, object>()
{
["chat_id"] = chatId,
["rss_source"] = rssUrl
};
var rssHistory = await rssService.GetRssHistory(whereHistory)
.ConfigureAwait(false);
var lastRssHistory = rssHistory.LastOrDefault();
if (!rssHistory.Any())
{
break;
}
var lastArticleDate = DateTime.Parse(lastRssHistory.PublishDate);
var currentArticleDate = rssFeed.PublishingDate.Value;
if (currentArticleDate < lastArticleDate)
{
Log.Information($"Current article is older than last article. Stopped.");
break;
}
Log.Information($"LastArticleDate: {lastArticleDate}");
Log.Information($"CurrentArticleDate: {currentArticleDate}");
Log.Information("Prepare sending article.");
var titleLink = $"{rssTitle} - {rssFeed.Title}".MkUrl(rssFeed.Link);
var category = rssFeed.Categories.MkJoin(", ");
var sendText = $"{rssTitle} - {rssFeed.Title}" +
$"\n{rssFeed.Link}" +
$"\nTags: {category}";
var where = new Dictionary <string, object>()
{
{ "chat_id", chatId },
{ "url", rssFeed.Link }
};
var isExist = await rssService.IsExistInHistory(where)
.ConfigureAwait(false);
if (isExist)
{
Log.Information($"This feed has sent to {chatId}");
break;
}
Log.Information($"Sending feed to {chatId}");
try
{
await BotSettings.Client.SendTextMessageAsync(chatId, sendText, ParseMode.Html)
.ConfigureAwait(false);
var data = new Dictionary <string, object>()
{
{ "url", rssFeed.Link },
{ "rss_source", rssUrl },
{ "chat_id", chatId },
{ "title", rssFeed.Title },
{ "publish_date", rssFeed.PublishingDate.ToString() },
{ "author", rssFeed.Author },
{ "created_at", DateTime.Now.ToString(CultureInfo.InvariantCulture) }
};
Log.Information($"Writing to RSS History");
await rssService.SaveRssHistoryAsync(data)
.ConfigureAwait(false);
// castStep++;
newRssCount++;
}
catch (ChatNotFoundException chatNotFoundException)
{
Log.Information($"May Bot not added in {chatId}.");
Log.Error(chatNotFoundException, "Chat Not Found");
}
catch (Exception ex)
{
Log.Error(ex, "RSS Broadcaster error");
}
}
}