Annotation For src/core.rs
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Origin for each line in src/core.rs from check-in 10c25017bb:

9171c791eb 2021-11-13    1: use anyhow::{anyhow, bail, Context, Result};
9171c791eb 2021-11-13    2: use atom_syndication;
9171c791eb 2021-11-13    3: use chrono::DateTime;
9171c791eb 2021-11-13    4: use config;
9171c791eb 2021-11-13    5: use reqwest;
9171c791eb 2021-11-13    6: use sqlx::{
9171c791eb 2021-11-13    7: 	postgres::PgPoolOptions,
9171c791eb 2021-11-13    8: 	Row,
9171c791eb 2021-11-13    9: };
9171c791eb 2021-11-13   10: use rss;
9171c791eb 2021-11-13   11: use std::{
9171c791eb 2021-11-13   12: 	collections::{
9171c791eb 2021-11-13   13: 		BTreeMap,
9171c791eb 2021-11-13   14: 		HashSet,
9171c791eb 2021-11-13   15: 	},
9171c791eb 2021-11-13   16: 	sync::{Arc, Mutex},
9171c791eb 2021-11-13   17: };
9171c791eb 2021-11-13   18: use telegram_bot;
9171c791eb 2021-11-13   19: 
9171c791eb 2021-11-13   20: #[derive(Clone)]
9171c791eb 2021-11-13   21: pub struct Core {
9171c791eb 2021-11-13   22: 	owner: i64,
9171c791eb 2021-11-13   23: 	api_key: String,
9171c791eb 2021-11-13   24: 	owner_chat: telegram_bot::UserId,
9171c791eb 2021-11-13   25: 	pub tg: telegram_bot::Api,
9171c791eb 2021-11-13   26: 	pub my: telegram_bot::User,
9171c791eb 2021-11-13   27: 	pool: sqlx::Pool<sqlx::Postgres>,
9171c791eb 2021-11-13   28: 	sources: Arc<Mutex<HashSet<Arc<i32>>>>,
9171c791eb 2021-11-13   29: }
9171c791eb 2021-11-13   30: 
9171c791eb 2021-11-13   31: impl Core {
9171c791eb 2021-11-13   32: 	pub async fn new(settings: config::Config) -> Result<Core> {
9171c791eb 2021-11-13   33: 		let owner = settings.get_int("owner")?;
9171c791eb 2021-11-13   34: 		let api_key = settings.get_str("api_key")?;
9171c791eb 2021-11-13   35: 		let tg = telegram_bot::Api::new(&api_key);
9171c791eb 2021-11-13   36: 		let core = Core {
9171c791eb 2021-11-13   37: 			owner: owner,
9171c791eb 2021-11-13   38: 			api_key: api_key.clone(),
9171c791eb 2021-11-13   39: 			my: tg.send(telegram_bot::GetMe).await?,
9171c791eb 2021-11-13   40: 			tg: tg,
9171c791eb 2021-11-13   41: 			owner_chat: telegram_bot::UserId::new(owner),
9171c791eb 2021-11-13   42: 			pool: PgPoolOptions::new()
9171c791eb 2021-11-13   43: 				.max_connections(5)
9171c791eb 2021-11-13   44: 				.connect_timeout(std::time::Duration::new(300, 0))
9171c791eb 2021-11-13   45: 				.idle_timeout(std::time::Duration::new(60, 0))
9171c791eb 2021-11-13   46: 				.connect_lazy(&settings.get_str("pg")?)?,
9171c791eb 2021-11-13   47: 			sources: Arc::new(Mutex::new(HashSet::new())),
9171c791eb 2021-11-13   48: 		};
9171c791eb 2021-11-13   49: 		let clone = core.clone();
9171c791eb 2021-11-13   50: 		tokio::spawn(async move {
9171c791eb 2021-11-13   51: 			if let Err(err) = &clone.autofetch().await {
a7f91033c0 2021-11-13   52: 				if let Err(err) = clone.send(&format!("šŸ›‘ {:?}", err), None, None) {
9171c791eb 2021-11-13   53: 					eprintln!("Autofetch error: {}", err);
9171c791eb 2021-11-13   54: 				};
9171c791eb 2021-11-13   55: 			}
9171c791eb 2021-11-13   56: 		});
9171c791eb 2021-11-13   57: 		Ok(core)
9171c791eb 2021-11-13   58: 	}
9171c791eb 2021-11-13   59: 
9171c791eb 2021-11-13   60: 	pub fn stream(&self) -> telegram_bot::UpdatesStream {
9171c791eb 2021-11-13   61: 		self.tg.stream()
9171c791eb 2021-11-13   62: 	}
9171c791eb 2021-11-13   63: 
a7f91033c0 2021-11-13   64: 	pub fn send<S>(&self, msg: S, target: Option<telegram_bot::UserId>, parse_mode: Option<telegram_bot::types::ParseMode>) -> Result<()>
9171c791eb 2021-11-13   65: 	where S: Into<String> {
9171c791eb 2021-11-13   66: 		let msg: String = msg.into();
a7f91033c0 2021-11-13   67: 		let parse_mode = match parse_mode {
a7f91033c0 2021-11-13   68: 			Some(mode) => mode,
a7f91033c0 2021-11-13   69: 			None => telegram_bot::types::ParseMode::Html,
a7f91033c0 2021-11-13   70: 		};
9171c791eb 2021-11-13   71: 		self.tg.spawn(telegram_bot::SendMessage::new(match target {
9171c791eb 2021-11-13   72: 			Some(user) => user,
9171c791eb 2021-11-13   73: 			None => self.owner_chat,
a7f91033c0 2021-11-13   74: 		}, msg.to_owned()).parse_mode(parse_mode));
9171c791eb 2021-11-13   75: 		Ok(())
9171c791eb 2021-11-13   76: 	}
9171c791eb 2021-11-13   77: 
9171c791eb 2021-11-13   78: 	pub async fn check<S>(&self, id: &i32, owner: S, real: bool) -> Result<String>
9171c791eb 2021-11-13   79: 	where S: Into<i64> {
9171c791eb 2021-11-13   80: 		let mut posted: i32 = 0;
9171c791eb 2021-11-13   81: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13   82: 		let id = {
9171c791eb 2021-11-13   83: 			let mut set = self.sources.lock().unwrap();
9171c791eb 2021-11-13   84: 			match set.get(id) {
9171c791eb 2021-11-13   85: 				Some(id) => id.clone(),
9171c791eb 2021-11-13   86: 				None => {
9171c791eb 2021-11-13   87: 					let id = Arc::new(*id);
9171c791eb 2021-11-13   88: 					set.insert(id.clone());
9171c791eb 2021-11-13   89: 					id.clone()
9171c791eb 2021-11-13   90: 				},
9171c791eb 2021-11-13   91: 			}
9171c791eb 2021-11-13   92: 		};
9171c791eb 2021-11-13   93: 		let count = Arc::strong_count(&id);
9171c791eb 2021-11-13   94: 		if count == 2 {
9171c791eb 2021-11-13   95: 			let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13   96: 				.with_context(|| format!("Query queue fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13   97: 			let row = sqlx::query("select source_id, channel_id, url, iv_hash, owner, url_re from rsstg_source where source_id = $1 and owner = $2")
9171c791eb 2021-11-13   98: 				.bind(*id)
9171c791eb 2021-11-13   99: 				.bind(owner)
9171c791eb 2021-11-13  100: 				.fetch_one(&mut conn).await
9171c791eb 2021-11-13  101: 				.with_context(|| format!("Query source:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  102: 			drop(conn);
9171c791eb 2021-11-13  103: 			let channel_id: i64 = row.try_get("channel_id")?;
9171c791eb 2021-11-13  104: 			let url: &str = row.try_get("url")?;
10c25017bb 2021-11-13  105: 			/*let url: Cow<'a, str> = match row.try_get("url") {
10c25017bb 2021-11-13  106: 				Ok(x) => String::from(x).to_owned().into(),
10c25017bb 2021-11-13  107: 				Err(err) => bail!("Test"),
10c25017bb 2021-11-13  108: 			};*/
9171c791eb 2021-11-13  109: 			let iv_hash: Option<&str> = row.try_get("iv_hash")?;
10c25017bb 2021-11-13  110: 			//let url_re: Option<sedregex::ReplaceCommand> = match row.try_get("url_re")? {
10c25017bb 2021-11-13  111: 			let url_re = match row.try_get("url_re")? {
10c25017bb 2021-11-13  112: 				Some(x) => Some(sedregex::ReplaceCommand::new(x)?),
9171c791eb 2021-11-13  113: 				None => None,
9171c791eb 2021-11-13  114: 			};
9171c791eb 2021-11-13  115: 			let destination = match real {
9171c791eb 2021-11-13  116: 				true => telegram_bot::UserId::new(channel_id),
9171c791eb 2021-11-13  117: 				false => telegram_bot::UserId::new(row.try_get("owner")?),
9171c791eb 2021-11-13  118: 			};
9171c791eb 2021-11-13  119: 			let mut this_fetch: Option<DateTime<chrono::FixedOffset>> = None;
9171c791eb 2021-11-13  120: 			let mut posts: BTreeMap<DateTime<chrono::FixedOffset>, String> = BTreeMap::new();
9171c791eb 2021-11-13  121: 			let content = reqwest::get(url).await?.bytes().await?;
9171c791eb 2021-11-13  122: 			match rss::Channel::read_from(&content[..]) {
9171c791eb 2021-11-13  123: 				Ok(feed) => {
9171c791eb 2021-11-13  124: 					for item in feed.items() {
9171c791eb 2021-11-13  125: 						match item.link() {
9171c791eb 2021-11-13  126: 							Some(link) => {
9171c791eb 2021-11-13  127: 								let date = match item.pub_date() {
9171c791eb 2021-11-13  128: 									Some(feed_date) => DateTime::parse_from_rfc2822(feed_date),
9171c791eb 2021-11-13  129: 									None => DateTime::parse_from_rfc3339(&item.dublin_core_ext().unwrap().dates()[0]),
9171c791eb 2021-11-13  130: 								}?;
10c25017bb 2021-11-13  131: 								let url = link;
10c25017bb 2021-11-13  132: 								posts.insert(date.clone(), url.into());
9171c791eb 2021-11-13  133: 							},
9171c791eb 2021-11-13  134: 							None => {}
9171c791eb 2021-11-13  135: 						}
9171c791eb 2021-11-13  136: 					};
9171c791eb 2021-11-13  137: 				},
9171c791eb 2021-11-13  138: 				Err(err) => match err {
9171c791eb 2021-11-13  139: 					rss::Error::InvalidStartTag => {
9171c791eb 2021-11-13  140: 						let feed = atom_syndication::Feed::read_from(&content[..])
9171c791eb 2021-11-13  141: 							.with_context(|| format!("Problem opening feed url:\n{}", &url))?;
9171c791eb 2021-11-13  142: 						for item in feed.entries() {
9171c791eb 2021-11-13  143: 							let date = item.published().unwrap();
9171c791eb 2021-11-13  144: 							let url = item.links()[0].href();
10c25017bb 2021-11-13  145: 							posts.insert(date.clone(), url.into());
9171c791eb 2021-11-13  146: 						};
9171c791eb 2021-11-13  147: 					},
9171c791eb 2021-11-13  148: 					rss::Error::Eof => (),
9171c791eb 2021-11-13  149: 					_ => bail!("Unsupported or mangled content:\n{:?}\n{:#?}\n", &url, err)
9171c791eb 2021-11-13  150: 				}
9171c791eb 2021-11-13  151: 			};
9171c791eb 2021-11-13  152: 			for (date, url) in posts.iter() {
9171c791eb 2021-11-13  153: 				let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  154: 					.with_context(|| format!("Check post fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  155: 				let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
10c25017bb 2021-11-13  156: 					.bind(url)
9171c791eb 2021-11-13  157: 					.bind(*id)
9171c791eb 2021-11-13  158: 					.fetch_one(&mut conn).await
9171c791eb 2021-11-13  159: 					.with_context(|| format!("Check post:\n{:?}", &conn))?;
9171c791eb 2021-11-13  160: 				let exists: bool = row.try_get("exists")?;
9171c791eb 2021-11-13  161: 				if ! exists {
9171c791eb 2021-11-13  162: 					if this_fetch == None || *date > this_fetch.unwrap() {
9171c791eb 2021-11-13  163: 						this_fetch = Some(*date);
9171c791eb 2021-11-13  164: 					};
9171c791eb 2021-11-13  165: 					self.tg.send( match iv_hash {
10c25017bb 2021-11-13  166: 							Some(hash) => telegram_bot::SendMessage::new(destination, format!("<a href=\"https://t.me/iv?url={}&rhash={}\"> </a>{0}", match url_re {
10c25017bb 2021-11-13  167: 								Some(x) => {
10c25017bb 2021-11-13  168: 									bail!("Regex hit, result:\n{:#?}", x.execute(url));
10c25017bb 2021-11-13  169: 									url
10c25017bb 2021-11-13  170: 								},
10c25017bb 2021-11-13  171: 								None => url,
10c25017bb 2021-11-13  172: 							}, hash)),
9171c791eb 2021-11-13  173: 							None => telegram_bot::SendMessage::new(destination, format!("{}", url)),
9171c791eb 2021-11-13  174: 						}.parse_mode(telegram_bot::types::ParseMode::Html)).await
9171c791eb 2021-11-13  175: 						.context("Can't post message:")?;
9171c791eb 2021-11-13  176: 					sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
9171c791eb 2021-11-13  177: 						.bind(*id)
9171c791eb 2021-11-13  178: 						.bind(date)
9171c791eb 2021-11-13  179: 						.bind(url)
9171c791eb 2021-11-13  180: 						.execute(&mut conn).await
9171c791eb 2021-11-13  181: 						.with_context(|| format!("Record post:\n{:?}", &conn))?;
9171c791eb 2021-11-13  182: 					drop(conn);
9171c791eb 2021-11-13  183: 					tokio::time::sleep(std::time::Duration::new(4, 0)).await;
9171c791eb 2021-11-13  184: 				};
9171c791eb 2021-11-13  185: 				posted += 1;
9171c791eb 2021-11-13  186: 			};
9171c791eb 2021-11-13  187: 			posts.clear();
9171c791eb 2021-11-13  188: 		};
9171c791eb 2021-11-13  189: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  190: 			.with_context(|| format!("Update scrape fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  191: 		sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
9171c791eb 2021-11-13  192: 			.bind(*id)
9171c791eb 2021-11-13  193: 			.execute(&mut conn).await
9171c791eb 2021-11-13  194: 			.with_context(|| format!("Update scrape:\n{:?}", &conn))?;
9171c791eb 2021-11-13  195: 		Ok(format!("Posted: {}", &posted))
9171c791eb 2021-11-13  196: 	}
9171c791eb 2021-11-13  197: 
9171c791eb 2021-11-13  198: 	pub async fn delete<S>(&self, source_id: &i32, owner: S) -> Result<String>
9171c791eb 2021-11-13  199: 	where S: Into<i64> {
9171c791eb 2021-11-13  200: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13  201: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  202: 			.with_context(|| format!("Delete fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  203: 		match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
9171c791eb 2021-11-13  204: 			.bind(source_id)
9171c791eb 2021-11-13  205: 			.bind(owner)
9171c791eb 2021-11-13  206: 			.execute(&mut conn).await
9171c791eb 2021-11-13  207: 			.with_context(|| format!("Delete source rule:\n{:?}", &self.pool))?
9171c791eb 2021-11-13  208: 			.rows_affected() {
10c25017bb 2021-11-13  209: 			0 => { Ok("No data found found.".to_string()) },
10c25017bb 2021-11-13  210: 			x => { Ok(format!("{} sources removed.", x)) },
9171c791eb 2021-11-13  211: 		}
9171c791eb 2021-11-13  212: 	}
9171c791eb 2021-11-13  213: 
9171c791eb 2021-11-13  214: 	pub async fn clean<S>(&self, source_id: &i32, owner: S) -> Result<String>
9171c791eb 2021-11-13  215: 	where S: Into<i64> {
9171c791eb 2021-11-13  216: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13  217: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  218: 			.with_context(|| format!("Clean fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  219: 		match sqlx::query("delete from rsstg_post p using rsstg_source s where p.source_id = $1 and owner = $2 and p.source_id = s.source_id;")
9171c791eb 2021-11-13  220: 			.bind(source_id)
9171c791eb 2021-11-13  221: 			.bind(owner)
9171c791eb 2021-11-13  222: 			.execute(&mut conn).await
9171c791eb 2021-11-13  223: 			.with_context(|| format!("Clean seen posts:\n{:?}", &self.pool))?
9171c791eb 2021-11-13  224: 			.rows_affected() {
10c25017bb 2021-11-13  225: 			0 => { Ok("No data found found.".to_string()) },
10c25017bb 2021-11-13  226: 			x => { Ok(format!("{} posts purged.", x)) },
9171c791eb 2021-11-13  227: 		}
9171c791eb 2021-11-13  228: 	}
9171c791eb 2021-11-13  229: 
9171c791eb 2021-11-13  230: 	pub async fn enable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
9171c791eb 2021-11-13  231: 	where S: Into<i64> {
9171c791eb 2021-11-13  232: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13  233: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  234: 			.with_context(|| format!("Enable fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  235: 		match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
9171c791eb 2021-11-13  236: 			.bind(source_id)
9171c791eb 2021-11-13  237: 			.bind(owner)
9171c791eb 2021-11-13  238: 			.execute(&mut conn).await
9171c791eb 2021-11-13  239: 			.with_context(|| format!("Enable source:\n{:?}", &self.pool))?
9171c791eb 2021-11-13  240: 			.rows_affected() {
10c25017bb 2021-11-13  241: 			1 => { Ok("Source enabled.") },
10c25017bb 2021-11-13  242: 			0 => { Ok("Source not found.") },
9171c791eb 2021-11-13  243: 			_ => { Err(anyhow!("Database error.")) },
9171c791eb 2021-11-13  244: 		}
9171c791eb 2021-11-13  245: 	}
9171c791eb 2021-11-13  246: 
9171c791eb 2021-11-13  247: 	pub async fn disable<S>(&self, source_id: &i32, owner: S) -> Result<&str>
9171c791eb 2021-11-13  248: 	where S: Into<i64> {
9171c791eb 2021-11-13  249: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13  250: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  251: 			.with_context(|| format!("Disable fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  252: 		match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
9171c791eb 2021-11-13  253: 			.bind(source_id)
9171c791eb 2021-11-13  254: 			.bind(owner)
9171c791eb 2021-11-13  255: 			.execute(&mut conn).await
9171c791eb 2021-11-13  256: 			.with_context(|| format!("Disable source:\n{:?}", &self.pool))?
9171c791eb 2021-11-13  257: 			.rows_affected() {
10c25017bb 2021-11-13  258: 			1 => { Ok("Source disabled.") },
10c25017bb 2021-11-13  259: 			0 => { Ok("Source not found.") },
9171c791eb 2021-11-13  260: 			_ => { Err(anyhow!("Database error.")) },
9171c791eb 2021-11-13  261: 		}
9171c791eb 2021-11-13  262: 	}
9171c791eb 2021-11-13  263: 
9171c791eb 2021-11-13  264: 	pub async fn update<S>(&self, update: Option<i32>, channel: &str, channel_id: i64, url: &str, iv_hash: Option<&str>, url_re: Option<&str>, owner: S) -> Result<String>
9171c791eb 2021-11-13  265: 	where S: Into<i64> {
9171c791eb 2021-11-13  266: 		let owner: i64 = owner.into();
9171c791eb 2021-11-13  267: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  268: 			.with_context(|| format!("Update fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  269: 
9171c791eb 2021-11-13  270: 		match match update {
9171c791eb 2021-11-13  271: 				Some(id) => {
10c25017bb 2021-11-13  272: 					sqlx::query("update rsstg_source set channel_id = $2, url = $3, iv_hash = $4, owner = $5, channel = $6, url_re = $7 where source_id = $1").bind(id)
9171c791eb 2021-11-13  273: 				},
9171c791eb 2021-11-13  274: 				None => {
9171c791eb 2021-11-13  275: 					sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel, url_re) values ($1, $2, $3, $4, $5, $6)")
9171c791eb 2021-11-13  276: 				},
9171c791eb 2021-11-13  277: 			}
9171c791eb 2021-11-13  278: 			.bind(channel_id)
9171c791eb 2021-11-13  279: 			.bind(url)
9171c791eb 2021-11-13  280: 			.bind(iv_hash)
9171c791eb 2021-11-13  281: 			.bind(owner)
9171c791eb 2021-11-13  282: 			.bind(channel)
9171c791eb 2021-11-13  283: 			.bind(url_re)
9171c791eb 2021-11-13  284: 			.execute(&mut conn).await {
9171c791eb 2021-11-13  285: 			Ok(_) => return Ok(String::from(match update {
10c25017bb 2021-11-13  286: 				Some(_) => "Channel updated.",
10c25017bb 2021-11-13  287: 				None => "Channel added.",
9171c791eb 2021-11-13  288: 			})),
9171c791eb 2021-11-13  289: 			Err(sqlx::Error::Database(err)) => {
9171c791eb 2021-11-13  290: 				match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
9171c791eb 2021-11-13  291: 					Some("_bt_check_unique", ) => {
10c25017bb 2021-11-13  292: 						return Ok("Duplicate key.".to_string())
9171c791eb 2021-11-13  293: 					},
9171c791eb 2021-11-13  294: 					Some(_) => {
10c25017bb 2021-11-13  295: 						return Ok("Database error.".to_string())
9171c791eb 2021-11-13  296: 					},
9171c791eb 2021-11-13  297: 					None => {
10c25017bb 2021-11-13  298: 						return Ok("No database error extracted.".to_string())
9171c791eb 2021-11-13  299: 					},
9171c791eb 2021-11-13  300: 				};
9171c791eb 2021-11-13  301: 			},
9171c791eb 2021-11-13  302: 			Err(err) => {
9171c791eb 2021-11-13  303: 				bail!("Sorry, unknown error:\n{:#?}\n", err);
9171c791eb 2021-11-13  304: 			},
9171c791eb 2021-11-13  305: 		};
9171c791eb 2021-11-13  306: 	}
9171c791eb 2021-11-13  307: 
9171c791eb 2021-11-13  308: 	async fn autofetch(&self) -> Result<()> {
9171c791eb 2021-11-13  309: 		let mut delay = chrono::Duration::minutes(1);
9171c791eb 2021-11-13  310: 		let mut now;
9171c791eb 2021-11-13  311: 		loop {
9171c791eb 2021-11-13  312: 			let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  313: 				.with_context(|| format!("Autofetch fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  314: 			now = chrono::Local::now();
9171c791eb 2021-11-13  315: 			let mut queue = sqlx::query("select source_id, next_fetch, owner from rsstg_order natural left join rsstg_source where next_fetch < now() + interval '1 minute';")
9171c791eb 2021-11-13  316: 				.fetch_all(&mut conn).await?;
9171c791eb 2021-11-13  317: 			for row in queue.iter() {
9171c791eb 2021-11-13  318: 				let source_id: i32 = row.try_get("source_id")?;
9171c791eb 2021-11-13  319: 				let owner: i64 = row.try_get("owner")?;
9171c791eb 2021-11-13  320: 				let next_fetch: DateTime<chrono::Local> = row.try_get("next_fetch")?;
9171c791eb 2021-11-13  321: 				if next_fetch < now {
9171c791eb 2021-11-13  322: 					//let clone = self.clone();
9171c791eb 2021-11-13  323: 					//clone.owner_chat(UserId::new(owner));
9171c791eb 2021-11-13  324: 					let clone = Core {
9171c791eb 2021-11-13  325: 						owner_chat: telegram_bot::UserId::new(owner),
9171c791eb 2021-11-13  326: 						..self.clone()
9171c791eb 2021-11-13  327: 					};
9171c791eb 2021-11-13  328: 					tokio::spawn(async move {
9171c791eb 2021-11-13  329: 						if let Err(err) = clone.check(&source_id, owner, true).await {
a7f91033c0 2021-11-13  330: 							if let Err(err) = clone.send(&format!("šŸ›‘ {:?}", err), None, None) {
9171c791eb 2021-11-13  331: 								eprintln!("Check error: {}", err);
9171c791eb 2021-11-13  332: 							};
9171c791eb 2021-11-13  333: 						};
9171c791eb 2021-11-13  334: 					});
9171c791eb 2021-11-13  335: 				} else {
9171c791eb 2021-11-13  336: 					if next_fetch - now < delay {
9171c791eb 2021-11-13  337: 						delay = next_fetch - now;
9171c791eb 2021-11-13  338: 					}
9171c791eb 2021-11-13  339: 				}
9171c791eb 2021-11-13  340: 			};
9171c791eb 2021-11-13  341: 			queue.clear();
9171c791eb 2021-11-13  342: 			tokio::time::sleep(delay.to_std()?).await;
9171c791eb 2021-11-13  343: 			delay = chrono::Duration::minutes(1);
9171c791eb 2021-11-13  344: 		}
9171c791eb 2021-11-13  345: 	}
9171c791eb 2021-11-13  346: 
a7f91033c0 2021-11-13  347: 	pub async fn list<S>(&self, owner: S) -> Result<String>
9171c791eb 2021-11-13  348: 	where S: Into<i64> {
9171c791eb 2021-11-13  349: 		let owner = owner.into();
9171c791eb 2021-11-13  350: 		let mut reply = vec![];
9171c791eb 2021-11-13  351: 		let mut conn = self.pool.acquire().await
9171c791eb 2021-11-13  352: 			.with_context(|| format!("List fetch conn:\n{:?}", &self.pool))?;
9171c791eb 2021-11-13  353: 		reply.push("Channels:".to_string());
9171c791eb 2021-11-13  354: 		let rows = sqlx::query("select source_id, channel, enabled, url, iv_hash from rsstg_source where owner = $1 order by source_id")
9171c791eb 2021-11-13  355: 			.bind(owner)
9171c791eb 2021-11-13  356: 			.fetch_all(&mut conn).await?;
9171c791eb 2021-11-13  357: 		for row in rows.iter() {
9171c791eb 2021-11-13  358: 			let source_id: i32 = row.try_get("source_id")?;
9171c791eb 2021-11-13  359: 			let username: &str = row.try_get("channel")?;
9171c791eb 2021-11-13  360: 			let enabled: bool = row.try_get("enabled")?;
9171c791eb 2021-11-13  361: 			let url: &str = row.try_get("url")?;
9171c791eb 2021-11-13  362: 			let iv_hash: Option<&str> = row.try_get("iv_hash")?;
9171c791eb 2021-11-13  363: 			reply.push(format!("\n\\#ļøāƒ£ {} \\*ļøāƒ£ `{}` {}\nšŸ”— `{}`", source_id, username,  
9171c791eb 2021-11-13  364: 				match enabled {
9171c791eb 2021-11-13  365: 					true  => "šŸ”„ enabled",
9171c791eb 2021-11-13  366: 					false => "ā›” disabled",
9171c791eb 2021-11-13  367: 				}, url));
9171c791eb 2021-11-13  368: 			if let Some(hash) = iv_hash {
9171c791eb 2021-11-13  369: 				reply.push(format!("IV `{}`", hash));
9171c791eb 2021-11-13  370: 			}
9171c791eb 2021-11-13  371: 		};
a7f91033c0 2021-11-13  372: 		Ok(reply.join("\n"))
9171c791eb 2021-11-13  373: 	}
9171c791eb 2021-11-13  374: }