b4af85e31b 2025-06-29 1: use std::{
b4af85e31b 2025-06-29 2: borrow::Cow,
b4af85e31b 2025-06-29 3: fmt,
bb89b6fab8 2025-06-15 4: };
b4af85e31b 2025-06-29 5:
fae13a0e55 2025-06-28 6: use async_std::sync::{
fae13a0e55 2025-06-28 7: Arc,
fae13a0e55 2025-06-28 8: Mutex,
0340541002 2025-04-24 9: };
0340541002 2025-04-24 10: use chrono::{
0340541002 2025-04-24 11: DateTime,
0340541002 2025-04-24 12: FixedOffset,
0340541002 2025-04-24 13: Local,
0340541002 2025-04-24 14: };
0340541002 2025-04-24 15: use sqlx::{
0340541002 2025-04-24 16: Postgres,
0340541002 2025-04-24 17: Row,
0340541002 2025-04-24 18: postgres::PgPoolOptions,
0340541002 2025-04-24 19: pool::PoolConnection,
bb89b6fab8 2025-06-15 20: };
44575a91d3 2025-07-09 21: use stacked_errors::{
44575a91d3 2025-07-09 22: Result,
44575a91d3 2025-07-09 23: StackableErr,
44575a91d3 2025-07-09 24: bail,
44575a91d3 2025-07-09 25: };
0340541002 2025-04-24 26:
0340541002 2025-04-24 27: #[derive(sqlx::FromRow, Debug)]
0340541002 2025-04-24 28: pub struct List {
e3f7eeb26a 2025-04-26 29: pub source_id: i32,
0340541002 2025-04-24 30: pub channel: String,
0340541002 2025-04-24 31: pub enabled: bool,
0340541002 2025-04-24 32: pub url: String,
0340541002 2025-04-24 33: pub iv_hash: Option<String>,
0340541002 2025-04-24 34: pub url_re: Option<String>,
b4af85e31b 2025-06-29 35: }
b4af85e31b 2025-06-29 36:
b4af85e31b 2025-06-29 37: impl fmt::Display for List {
44575a91d3 2025-07-09 38: fn fmt(&self, f: &mut fmt::Formatter<'_>) -> std::result::Result<(), fmt::Error> {
c6d3e97290 2025-07-01 39: write!(f, "#{} \\*ļøā£ `{}` {}\nš `{}`", self.source_id, self.channel,
b4af85e31b 2025-06-29 40: match self.enabled {
b4af85e31b 2025-06-29 41: true => "š enabled",
b4af85e31b 2025-06-29 42: false => "ā disabled",
b4af85e31b 2025-06-29 43: }, self.url)?;
b4af85e31b 2025-06-29 44: if let Some(iv_hash) = &self.iv_hash {
b4af85e31b 2025-06-29 45: write!(f, "\nIV: `{iv_hash}`")?;
b4af85e31b 2025-06-29 46: }
b4af85e31b 2025-06-29 47: if let Some(url_re) = &self.url_re {
b4af85e31b 2025-06-29 48: write!(f, "\nRE: `{url_re}`")?;
b4af85e31b 2025-06-29 49: }
b4af85e31b 2025-06-29 50: Ok(())
b4af85e31b 2025-06-29 51: }
0340541002 2025-04-24 52: }
0340541002 2025-04-24 53:
0340541002 2025-04-24 54: #[derive(sqlx::FromRow, Debug)]
0340541002 2025-04-24 55: pub struct Source {
0340541002 2025-04-24 56: pub channel_id: i64,
0340541002 2025-04-24 57: pub url: String,
0340541002 2025-04-24 58: pub iv_hash: Option<String>,
0340541002 2025-04-24 59: pub owner: i64,
0340541002 2025-04-24 60: pub url_re: Option<String>,
0340541002 2025-04-24 61: }
0340541002 2025-04-24 62:
0340541002 2025-04-24 63: #[derive(sqlx::FromRow)]
0340541002 2025-04-24 64: pub struct Queue {
0340541002 2025-04-24 65: pub source_id: Option<i32>,
0340541002 2025-04-24 66: pub next_fetch: Option<DateTime<Local>>,
0340541002 2025-04-24 67: pub owner: Option<i64>,
0340541002 2025-04-24 68: }
0340541002 2025-04-24 69:
0340541002 2025-04-24 70: #[derive(Clone)]
c6d3e97290 2025-07-01 71: pub struct Db (
c6d3e97290 2025-07-01 72: Arc<Mutex<sqlx::Pool<sqlx::Postgres>>>,
c6d3e97290 2025-07-01 73: );
bb89b6fab8 2025-06-15 74:
bb89b6fab8 2025-06-15 75: impl Db {
bb89b6fab8 2025-06-15 76: pub fn new (pguri: &str) -> Result<Db> {
c6d3e97290 2025-07-01 77: Ok(Db (
c6d3e97290 2025-07-01 78: Arc::new(Mutex::new(PgPoolOptions::new()
bb89b6fab8 2025-06-15 79: .max_connections(5)
bb89b6fab8 2025-06-15 80: .acquire_timeout(std::time::Duration::new(300, 0))
bb89b6fab8 2025-06-15 81: .idle_timeout(std::time::Duration::new(60, 0))
44575a91d3 2025-07-09 82: .connect_lazy(pguri)
44575a91d3 2025-07-09 83: .stack()?)),
c6d3e97290 2025-07-01 84: ))
bb89b6fab8 2025-06-15 85: }
bb89b6fab8 2025-06-15 86:
bb89b6fab8 2025-06-15 87: pub async fn begin(&self) -> Result<Conn> {
c6d3e97290 2025-07-01 88: let pool = self.0.lock_arc().await;
44575a91d3 2025-07-09 89: let conn = Conn ( pool.acquire().await.stack()? );
bb89b6fab8 2025-06-15 90: Ok(conn)
bb89b6fab8 2025-06-15 91: }
bb89b6fab8 2025-06-15 92: }
bb89b6fab8 2025-06-15 93:
c6d3e97290 2025-07-01 94: pub struct Conn (
c6d3e97290 2025-07-01 95: PoolConnection<Postgres>,
c6d3e97290 2025-07-01 96: );
bb89b6fab8 2025-06-15 97:
c6d3e97290 2025-07-01 98: impl Conn {
bb89b6fab8 2025-06-15 99: pub async fn add_post (&mut self, source_id: i32, date: &DateTime<FixedOffset>, post_url: &str) -> Result<()> {
bb89b6fab8 2025-06-15 100: sqlx::query("insert into rsstg_post (source_id, posted, url) values ($1, $2, $3);")
bb89b6fab8 2025-06-15 101: .bind(source_id)
bb89b6fab8 2025-06-15 102: .bind(date)
bb89b6fab8 2025-06-15 103: .bind(post_url)
44575a91d3 2025-07-09 104: .execute(&mut *self.0).await.stack()?;
bb89b6fab8 2025-06-15 105: Ok(())
bb89b6fab8 2025-06-15 106: }
bb89b6fab8 2025-06-15 107:
bb89b6fab8 2025-06-15 108: pub async fn clean <I> (&mut self, source_id: i32, owner: I) -> Result<Cow<'_, str>>
bb89b6fab8 2025-06-15 109: where I: Into<i64> {
bb89b6fab8 2025-06-15 110: 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;")
bb89b6fab8 2025-06-15 111: .bind(source_id)
bb89b6fab8 2025-06-15 112: .bind(owner.into())
44575a91d3 2025-07-09 113: .execute(&mut *self.0).await.stack()?.rows_affected() {
0340541002 2025-04-24 114: 0 => { Ok("No data found found.".into()) },
0340541002 2025-04-24 115: x => { Ok(format!("{x} posts purged.").into()) },
0340541002 2025-04-24 116: }
0340541002 2025-04-24 117: }
0340541002 2025-04-24 118:
bb89b6fab8 2025-06-15 119: pub async fn delete <I> (&mut self, source_id: i32, owner: I) -> Result<Cow<'_, str>>
bb89b6fab8 2025-06-15 120: where I: Into<i64> {
0340541002 2025-04-24 121: match sqlx::query("delete from rsstg_source where source_id = $1 and owner = $2;")
0340541002 2025-04-24 122: .bind(source_id)
bb89b6fab8 2025-06-15 123: .bind(owner.into())
44575a91d3 2025-07-09 124: .execute(&mut *self.0).await.stack()?.rows_affected() {
0340541002 2025-04-24 125: 0 => { Ok("No data found found.".into()) },
44575a91d3 2025-07-09 126: x => { Ok(format!("{x} sources removed.").into()) },
0340541002 2025-04-24 127: }
0340541002 2025-04-24 128: }
0340541002 2025-04-24 129:
bb89b6fab8 2025-06-15 130: pub async fn disable <I> (&mut self, source_id: i32, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 131: where I: Into<i64> {
0340541002 2025-04-24 132: match sqlx::query("update rsstg_source set enabled = false where source_id = $1 and owner = $2")
0340541002 2025-04-24 133: .bind(source_id)
bb89b6fab8 2025-06-15 134: .bind(owner.into())
44575a91d3 2025-07-09 135: .execute(&mut *self.0).await.stack()?.rows_affected() {
0340541002 2025-04-24 136: 1 => { Ok("Source disabled.") },
0340541002 2025-04-24 137: 0 => { Ok("Source not found.") },
0340541002 2025-04-24 138: _ => { bail!("Database error.") },
0340541002 2025-04-24 139: }
0340541002 2025-04-24 140: }
0340541002 2025-04-24 141:
bb89b6fab8 2025-06-15 142: pub async fn enable <I> (&mut self, source_id: i32, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 143: where I: Into<i64> {
0340541002 2025-04-24 144: match sqlx::query("update rsstg_source set enabled = true where source_id = $1 and owner = $2")
0340541002 2025-04-24 145: .bind(source_id)
bb89b6fab8 2025-06-15 146: .bind(owner.into())
44575a91d3 2025-07-09 147: .execute(&mut *self.0).await.stack()?.rows_affected() {
0340541002 2025-04-24 148: 1 => { Ok("Source enabled.") },
0340541002 2025-04-24 149: 0 => { Ok("Source not found.") },
0340541002 2025-04-24 150: _ => { bail!("Database error.") },
0340541002 2025-04-24 151: }
0340541002 2025-04-24 152: }
0340541002 2025-04-24 153:
bb89b6fab8 2025-06-15 154: pub async fn exists <I> (&mut self, post_url: &str, id: I) -> Result<Option<bool>>
bb89b6fab8 2025-06-15 155: where I: Into<i64> {
0340541002 2025-04-24 156: let row = sqlx::query("select exists(select true from rsstg_post where url = $1 and source_id = $2) as exists;")
0340541002 2025-04-24 157: .bind(post_url)
bb89b6fab8 2025-06-15 158: .bind(id.into())
44575a91d3 2025-07-09 159: .fetch_one(&mut *self.0).await.stack()?;
44575a91d3 2025-07-09 160: let exists: Option<bool> = row.try_get("exists").stack()?;
0340541002 2025-04-24 161: Ok(exists)
0340541002 2025-04-24 162: }
0340541002 2025-04-24 163:
0340541002 2025-04-24 164: pub async fn get_queue (&mut self) -> Result<Vec<Queue>> {
0340541002 2025-04-24 165: let block: Vec<Queue> = sqlx::query_as("select source_id, next_fetch, owner from rsstg_order natural left join rsstg_source where next_fetch < now() + interval '1 minute';")
44575a91d3 2025-07-09 166: .fetch_all(&mut *self.0).await.stack()?;
0340541002 2025-04-24 167: Ok(block)
0340541002 2025-04-24 168: }
0340541002 2025-04-24 169:
bb89b6fab8 2025-06-15 170: pub async fn get_list <I> (&mut self, owner: I) -> Result<Vec<List>>
bb89b6fab8 2025-06-15 171: where I: Into<i64> {
bb89b6fab8 2025-06-15 172: let source: Vec<List> = sqlx::query_as("select source_id, channel, enabled, url, iv_hash, url_re from rsstg_source where owner = $1 order by source_id")
bb89b6fab8 2025-06-15 173: .bind(owner.into())
44575a91d3 2025-07-09 174: .fetch_all(&mut *self.0).await.stack()?;
b4af85e31b 2025-06-29 175: Ok(source)
b4af85e31b 2025-06-29 176: }
b4af85e31b 2025-06-29 177:
b4af85e31b 2025-06-29 178: pub async fn get_one <I> (&mut self, owner: I, id: i32) -> Result<Option<List>>
b4af85e31b 2025-06-29 179: where I: Into<i64> {
b4af85e31b 2025-06-29 180: let source: Option<List> = sqlx::query_as("select source_id, channel, enabled, url, iv_hash, url_re from rsstg_source where owner = $1 and source_id = $2")
b4af85e31b 2025-06-29 181: .bind(owner.into())
b4af85e31b 2025-06-29 182: .bind(id)
44575a91d3 2025-07-09 183: .fetch_optional(&mut *self.0).await.stack()?;
bb89b6fab8 2025-06-15 184: Ok(source)
bb89b6fab8 2025-06-15 185: }
bb89b6fab8 2025-06-15 186:
bb89b6fab8 2025-06-15 187: pub async fn get_source <I> (&mut self, id: i32, owner: I) -> Result<Source>
bb89b6fab8 2025-06-15 188: where I: Into<i64> {
bb89b6fab8 2025-06-15 189: let source: Source = sqlx::query_as("select channel_id, url, iv_hash, owner, url_re from rsstg_source where source_id = $1 and owner = $2")
bb89b6fab8 2025-06-15 190: .bind(id)
bb89b6fab8 2025-06-15 191: .bind(owner.into())
44575a91d3 2025-07-09 192: .fetch_one(&mut *self.0).await.stack()?;
bb89b6fab8 2025-06-15 193: Ok(source)
bb89b6fab8 2025-06-15 194: }
bb89b6fab8 2025-06-15 195:
bb89b6fab8 2025-06-15 196: pub async fn set_scrape <I> (&mut self, id: I) -> Result<()>
bb89b6fab8 2025-06-15 197: where I: Into<i64> {
bb89b6fab8 2025-06-15 198: sqlx::query("update rsstg_source set last_scrape = now() where source_id = $1;")
bb89b6fab8 2025-06-15 199: .bind(id.into())
44575a91d3 2025-07-09 200: .execute(&mut *self.0).await.stack()?;
bb89b6fab8 2025-06-15 201: Ok(())
bb89b6fab8 2025-06-15 202: }
bb89b6fab8 2025-06-15 203:
bb89b6fab8 2025-06-15 204: pub async fn update <I> (&mut self, update: Option<i32>, channel: &str, channel_id: i64, url: &str, iv_hash: Option<&str>, url_re: Option<&str>, owner: I) -> Result<&str>
bb89b6fab8 2025-06-15 205: where I: Into<i64> {
0340541002 2025-04-24 206: match match update {
0340541002 2025-04-24 207: Some(id) => {
0340541002 2025-04-24 208: 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")
0340541002 2025-04-24 209: .bind(id)
0340541002 2025-04-24 210: },
0340541002 2025-04-24 211: None => {
0340541002 2025-04-24 212: sqlx::query("insert into rsstg_source (channel_id, url, iv_hash, owner, channel, url_re) values ($1, $2, $3, $4, $5, $6)")
0340541002 2025-04-24 213: },
0340541002 2025-04-24 214: }
0340541002 2025-04-24 215: .bind(channel_id)
0340541002 2025-04-24 216: .bind(url)
0340541002 2025-04-24 217: .bind(iv_hash)
bb89b6fab8 2025-06-15 218: .bind(owner.into())
0340541002 2025-04-24 219: .bind(channel)
0340541002 2025-04-24 220: .bind(url_re)
c6d3e97290 2025-07-01 221: .execute(&mut *self.0).await
0340541002 2025-04-24 222: {
0340541002 2025-04-24 223: Ok(_) => Ok(match update {
0340541002 2025-04-24 224: Some(_) => "Channel updated.",
0340541002 2025-04-24 225: None => "Channel added.",
0340541002 2025-04-24 226: }),
0340541002 2025-04-24 227: Err(sqlx::Error::Database(err)) => {
0340541002 2025-04-24 228: match err.downcast::<sqlx::postgres::PgDatabaseError>().routine() {
0340541002 2025-04-24 229: Some("_bt_check_unique", ) => {
0340541002 2025-04-24 230: Ok("Duplicate key.")
0340541002 2025-04-24 231: },
0340541002 2025-04-24 232: Some(_) => {
0340541002 2025-04-24 233: Ok("Database error.")
0340541002 2025-04-24 234: },
0340541002 2025-04-24 235: None => {
0340541002 2025-04-24 236: Ok("No database error extracted.")
0340541002 2025-04-24 237: },
0340541002 2025-04-24 238: }
0340541002 2025-04-24 239: },
0340541002 2025-04-24 240: Err(err) => {
0340541002 2025-04-24 241: bail!("Sorry, unknown error:\n{err:#?}\n");
0340541002 2025-04-24 242: },
0340541002 2025-04-24 243: }
0340541002 2025-04-24 244: }
0340541002 2025-04-24 245: }