feat: room（分区）

migrations/postgres/2022-08-18-234900_add_room_id/down.sql

@@ -0,0 +1,3 @@
+-- This file should undo anything in `up.sql`
+ALTER TABLE posts
+DROP COLUMN room_id

migrations/postgres/2022-08-18-234900_add_room_id/up.sql

@@ -0,0 +1,3 @@
+-- Your SQL goes here
+ALTER TABLE posts
+ADD COLUMN room_id INTEGER NOT NULL DEFAULT 0

src/api/mod.rs

@@ -235,7 +235,7 @@ impl Ugc for Post {
         self.is_deleted
     }
     fn extra_delete_condition(&self) -> bool {
-        !self.content.starts_with("[系统自动代发]\n")
+        self.room_id != 42
     }
     async fn do_set_deleted(&mut self, db: &Db) -> Api<()> {
         update!(*self, posts, db, { is_deleted, to true });

src/api/operation.rs

@@ -140,6 +140,7 @@ pub async fn report(ri: Form<ReportInput>, user: CurrentUser, db: Db, rconn: Rds
             is_tmp: false,
             n_attentions: 1,
             allow_search: true,
+            room_id: 42,
         },
     )
     .await?;

src/api/post.rs

@@ -26,12 +26,14 @@ pub struct PostInput {
     use_title: Option<i8>,
     #[field(validate = len(0..97))]
     poll_options: Vec<String>,
+    room_id: Option<i32>,
 }
 
 #[derive(Serialize)]
 #[serde(crate = "rocket::serde")]
 pub struct PostOutput {
     pid: i32,
+    room_id: i32,
     text: String,
     cw: Option<String>,
     author_title: Option<String>,
@@ -84,6 +86,7 @@ async fn p2output(p: &Post, user: &CurrentUser, db: &Db, rconn: &RdsConn) -> Api
         user.is_admin || (!is_blocked && user.id.is_some() || user.namehash.eq(&p.author_hash));
     Ok(PostOutput {
         pid: p.id,
+        room_id: p.room_id,
         text: can_view.then(|| p.content.clone()).unwrap_or_default(),
         cw: (!p.cw.is_empty()).then(|| p.cw.clone()),
         n_attentions: p.n_attentions,
@@ -144,10 +147,11 @@ pub async fn get_one(pid: i32, user: CurrentUser, db: Db, rconn: RdsConn) -> Jso
     }))
 }
 
-#[get("/getlist?<p>&<order_mode>")]
+#[get("/getlist?<p>&<order_mode>&<room_id>")]
 pub async fn get_list(
     p: Option<u32>,
     order_mode: u8,
+    room_id: Option<i32>,
     user: CurrentUser,
     db: Db,
     rconn: RdsConn,
@@ -156,7 +160,15 @@ pub async fn get_list(
     let page = p.unwrap_or(1);
     let page_size = 25;
     let start = (page - 1) * page_size;
-    let ps = Post::gets_by_page(&db, &rconn, order_mode, start.into(), page_size.into()).await?;
+    let ps = Post::gets_by_page(
+        &db,
+        &rconn,
+        room_id,
+        order_mode,
+        start.into(),
+        page_size.into(),
+    )
+    .await?;
     let ps_data = ps2outputs(&ps, &user, &db, &rconn).await?;
     Ok(json!({
         "data": ps_data,
@@ -184,6 +196,7 @@ pub async fn publish_post(
             is_tmp: user.id.is_none(),
             n_attentions: 1,
             allow_search: poi.allow_search.is_some(),
+            room_id: poi.room_id.unwrap_or_default(),
         },
     )
     .await?;

src/api/search.rs

@@ -5,8 +5,9 @@ use crate::models::*;
 use crate::rds_conn::RdsConn;
 use rocket::serde::json::json;
 
-#[get("/search?<search_mode>&<page>&<keywords>")]
+#[get("/search?<search_mode>&<page>&<keywords>&<room_id>")]
 pub async fn search(
+    room_id: Option<i32>,
     keywords: String,
     search_mode: u8,
     page: i32,
@@ -25,6 +26,7 @@ pub async fn search(
         Post::search(
             &db,
             &rconn,
+            room_id,
             search_mode,
             keywords.to_string(),
             start.into(),

src/cache.rs

@@ -172,17 +172,24 @@ impl PostCommentCache {
     }
 }
 
-pub struct PostListCommentCache {
+pub struct PostListCache {
     key: String,
     mode: u8,
     rconn: RdsConn,
     length: isize,
 }
 
-impl PostListCommentCache {
+impl PostListCache {
-    pub fn init(mode: u8, rconn: &RdsConn) -> Self {
+    pub fn init(room_id: Option<i32>, mode: u8, rconn: &RdsConn) -> Self {
         Self {
-            key: format!("hole_v2:cache:post_list:{}", &mode),
+            key: format!(
+                "hole_v2:cache:post_list:{}:{}",
+                match room_id {
+                    Some(i) => i.to_string(),
+                    None => "".to_owned(),
+                },
+                &mode
+            ),
             mode,
             rconn: rconn.clone(),
             length: 0,

src/main.rs

@@ -54,7 +54,9 @@ async fn main() -> Result<(), rocket::Error> {
     let rconn = RdsConn(rmc.clone());
     tokio::spawn(async move {
         loop {
-            cache::PostListCommentCache::init(3, &rconn).clear().await;
+            for room_id in [None, Some(0), Some(1), Some(42)] {
+                cache::PostListCache::init(room_id, 3, &rconn).clear().await;
+            }
             sleep(Duration::from_secs(5 * 60)).await;
         }
     });

src/models.rs

@@ -119,6 +119,7 @@ pub struct Post {
     pub is_reported: bool,
     pub hot_score: i32,
     pub allow_search: bool,
+    pub room_id: i32,
 }
 
 #[derive(Queryable, Insertable, Serialize, Deserialize, Debug)]
@@ -140,6 +141,7 @@ pub struct NewPost {
     pub is_tmp: bool,
     pub n_attentions: i32,
     pub allow_search: bool,
+    pub room_id: i32,
 }
 
 impl Post {
@@ -215,19 +217,21 @@ impl Post {
     pub async fn gets_by_page(
         db: &Db,
         rconn: &RdsConn,
+        room_id: Option<i32>,
         order_mode: u8,
         start: i64,
         limit: i64,
     ) -> QueryResult<Vec<Self>> {
-        let mut cacher = PostListCommentCache::init(order_mode, &rconn);
+        let mut cacher = PostListCache::init(room_id, order_mode, &rconn);
         if cacher.need_fill().await {
             let pids =
-                Self::_get_ids_by_page(db, order_mode.clone(), 0, cacher.i64_minlen()).await?;
+                Self::_get_ids_by_page(db, room_id, order_mode.clone(), 0, cacher.i64_minlen())
+                    .await?;
             let ps = Self::get_multi(db, rconn, &pids).await?;
             cacher.fill(&ps).await;
         }
         let pids = if start + limit > cacher.i64_len() {
-            Self::_get_ids_by_page(db, order_mode, start, limit).await?
+            Self::_get_ids_by_page(db, room_id, order_mode, start, limit).await?
         } else {
             cacher.get_pids(start, limit).await
         };
@@ -236,6 +240,7 @@ impl Post {
     }
     async fn _get_ids_by_page(
         db: &Db,
+        room_id: Option<i32>,
         order_mode: u8,
         start: i64,
         limit: i64,
@@ -243,7 +248,11 @@ impl Post {
         db.run(move |c| {
             let mut query = base_query!(posts).select(posts::id);
             if order_mode > 0 {
-                query = query.filter(posts::is_reported.eq(false))
+                query = query.filter(posts::is_reported.eq(false));
+            }
+
+            if let Some(ri) = room_id {
+                query = query.filter(posts::room_id.eq(ri));
             }
 
             query = match order_mode {
@@ -262,6 +271,7 @@ impl Post {
     pub async fn search(
         db: &Db,
         rconn: &RdsConn,
+        room_id: Option<i32>,
         search_mode: u8,
         search_text: String,
         start: i64,
@@ -276,6 +286,9 @@ impl Post {
                     .distinct()
                     .left_join(comments::table)
                     .filter(posts::is_reported.eq(false));
+                if let Some(ri) = room_id {
+                    query = query.filter(posts::room_id.eq(ri));
+                }
                 // 先用搜索+缓存，性能有问题了再真的做tag表
                 query = match search_mode {
                     0 => {
@@ -334,9 +347,12 @@ impl Post {
         join!(
             self.set_instance_cache(rconn),
             future::join_all((if is_new { 0..4 } else { 1..4 }).map(|mode| async move {
-                PostListCommentCache::init(mode, &rconn.clone())
+                PostListCache::init(None, mode, &rconn.clone())
                     .put(self)
-                    .await
+                    .await;
+                PostListCache::init(Some(self.room_id), mode, &rconn.clone())
+                    .put(self)
+                    .await;
             })),
         );
     }
@@ -349,7 +365,9 @@ impl Post {
             .unwrap();
 
         PostCache::init(&rconn).clear_all().await;
-        PostListCommentCache::init(2, rconn).clear().await
+        for room_id in [None, Some(0), Some(1), Some(42)] {
+            PostListCache::init(room_id, 2, rconn).clear().await;
+        }
     }
 }
 

src/schema.rs

@@ -28,6 +28,7 @@ table! {
         is_reported -> Bool,
         hot_score -> Int4,
         allow_search -> Bool,
+        room_id -> Int4,
     }
 }