Added a migration script containing useful functions/procedures

.gitignore

@@ -25,3 +25,5 @@ dist-ssr
 
 *.env
 *.db*
+
+*backup*

server/migrations/0003_comments_table.sql

@@ -1,7 +1,7 @@
 CREATE TABLE IF NOT EXISTS comments (
-    id BIGSERIAL PRIMARY KEY,
+    id SERIAL PRIMARY KEY NOT NULL,
     parent_post_id BIGINT NOT NULL,
-    parent_comment_id BIGINT,
+    -- parent_comment_id BIGINT,
     author_user_id BIGINT NOT NULL,
     content TEXT NOT NULL,
     upvotes INTEGER NOT NULL DEFAULT 0,
@@ -9,7 +9,7 @@ CREATE TABLE IF NOT EXISTS comments (
     created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
     updated_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
     FOREIGN KEY (parent_post_id) REFERENCES posts (id),
-    FOREIGN KEY (parent_comment_id) REFERENCES comments (id),
+    -- FOREIGN KEY (parent_comment_id) REFERENCES comments (id),
     FOREIGN KEY (author_user_id) REFERENCES users (id)
 );
 
@@ -43,5 +43,5 @@ FOR EACH ROW
 EXECUTE FUNCTION comments_set_updated_at();
 
 CREATE INDEX comments_parent_post_id_index ON comments (parent_post_id);
-CREATE INDEX comments_parent_comment_id_index ON comments (parent_comment_id);
+-- CREATE INDEX comments_parent_comment_id_index ON comments (parent_comment_id);
 CREATE INDEX comments_user_id_index ON comments (author_user_id);

server/migrations/0004_procedures.sql

@@ -0,0 +1,62 @@
+-- Description: This file creates the procedures and functions for adding users, posts, and comments.
+-- Functions are commonly used for SELECT queries, while procedures are used for INSERT, UPDATE, and DELETE queries.
+-- None of these seem to play very nice with sqlx for now, but they will surely be useful in the future.
+
+-- Procedure for adding a user
+CREATE OR REPLACE PROCEDURE add_user(
+    IN username_param TEXT,
+    IN password_param TEXT
+)
+LANGUAGE plpgsql
+AS $$
+BEGIN
+    INSERT INTO users (username, password)
+    VALUES (username_param, password_param);
+END;
+$$;
+
+-- Procedure for adding a post
+CREATE OR REPLACE PROCEDURE add_post(
+    IN user_id_param BIGINT,
+    IN content_param TEXT
+)
+LANGUAGE plpgsql
+AS $$
+BEGIN
+    INSERT INTO posts (user_id, content)
+    VALUES (user_id_param, content_param);
+END;
+$$;
+
+-- Procedure for adding a comment
+CREATE OR REPLACE PROCEDURE add_comment(
+    IN parent_post_id_param BIGINT,
+    -- IN parent_comment_id_param BIGINT,
+    IN author_user_id_param BIGINT,
+    IN content_param TEXT
+)
+LANGUAGE plpgsql
+AS $$
+BEGIN
+    INSERT INTO comments (parent_post_id, author_user_id, content)
+    VALUES (parent_post_id_param, author_user_id_param, content_param);
+END;
+$$;
+
+-- Function for getting comments
+CREATE OR REPLACE FUNCTION get_comments(
+    IN parent_post_id_param BIGINT,
+    IN limit_param BIGINT,
+    IN offset_param BIGINT
+)
+RETURNS SETOF comments AS $$
+BEGIN
+    RETURN QUERY
+    SELECT *
+    FROM comments
+    WHERE parent_post_id = parent_post_id_param
+    ORDER BY created_at DESC
+    LIMIT limit_param
+    OFFSET offset_param;
+END;
+$$ LANGUAGE plpgsql;

server/src/db.rs

@@ -9,14 +9,13 @@ use sqlx::PgPool;
 pub async fn db_new_comment(
     pool: &PgPool,
     parent_post_id: i64,
-    parent_comment_id: Option<i64>,
+    // parent_comment_id: Option<i64>,
     user_id: i64,
     content: &str,
 ) -> bool {
     let insert_query = sqlx::query!(
-        "INSERT INTO comments (parent_post_id, parent_comment_id, author_user_id, content) VALUES ($1, $2, $3, $4)",
+        "INSERT INTO comments (parent_post_id, author_user_id, content) VALUES ($1, $2, $3)",
         parent_post_id,
-        parent_comment_id,
         user_id,
         content
     )
@@ -40,7 +39,8 @@ pub async fn db_get_comments(
 ) -> Vec<PublicComment> {
     sqlx::query_as!(
         PublicComment,
-        "SELECT id, parent_post_id, parent_comment_id, upvotes, downvotes, content, created_at, updated_at FROM comments WHERE parent_post_id = $1 ORDER BY created_at DESC LIMIT $2 OFFSET $3",
+        "SELECT id, parent_post_id, upvotes, downvotes, content, created_at, updated_at
+         FROM comments WHERE parent_post_id = $1 ORDER BY created_at DESC LIMIT $2 OFFSET $3",
         parent_post_id,
         limit,
         offset

server/src/main.rs

@@ -20,7 +20,11 @@ use util::hex_string;
 
 #[actix_web::main]
 async fn main() -> std::io::Result<()> {
-    env_logger::Builder::from_env(env_logger::Env::default().default_filter_or("debug")).init();
+    let mut builder = env_logger::Builder::new();
+    builder
+        .filter(None, log::LevelFilter::Debug)
+        .filter_module("sqlx", log::LevelFilter::Warn)
+        .init();
 
     let data = ServerState::new().await;
     let capt_db = CaptchaState::new();
@@ -49,7 +53,7 @@ async fn main() -> std::io::Result<()> {
         App::new()
             .wrap(cors)
             .wrap(middleware::Compress::default())
-            .wrap(middleware::Logger::default())
+            .wrap(middleware::Logger::new("%s %r"))
             .wrap(middleware::NormalizePath::trim())
             .service(
                 scope("/api")

server/src/routes/comment.rs

@@ -24,6 +24,11 @@ pub async fn get_comments(
 
     let comments = db_get_comments(&state.pool, post_id, limit, offset).await;
 
+    if comments.is_empty() {
+        info!("No comments found for post {}", post_id);
+        return Ok(HttpResponse::NotFound().json("No comments found"));
+    }
+
     Ok(HttpResponse::Ok().json(comments))
 }
 
@@ -60,14 +65,7 @@ pub async fn new_comment(
 
     info!("Creating a new comment {:?}", &data);
 
-    let success = db_new_comment(
-        &state.pool,
-        data.parent_post_id,
-        data.parent_comment_id,
-        userid,
-        &content,
-    )
-    .await;
+    let success = db_new_comment(&state.pool, data.parent_post_id, userid, &content).await;
 
     match success {
         true => {

server/src/state.rs

@@ -105,6 +105,19 @@ async fn lipsum_setup(pool: &PgPool) -> Result<(), sqlx::Error> {
             .execute(pool)
             .await?;
         }
+
+        // Insert a bunch of comments
+        for i in 1..101 {
+            for _ in 0..rng.gen_range(3..30) {
+                query!(
+                    "INSERT INTO comments (author_user_id, parent_post_id, content) VALUES (1, $1, $2)",
+                    i,
+                    lipsum(rng.gen_range(10..100))
+                )
+                .execute(pool)
+                .await?;
+            }
+        }
     }
 
     Ok(())

server/src/types/comment.rs

@@ -16,8 +16,8 @@ pub struct Comment {
     pub parent_post_id: i64,
     pub parent_comment_id: Option<i64>,
     pub author_user_id: i64,
-    pub upvotes: i64,
-    pub downvotes: i64,
+    pub upvotes: i32,
+    pub downvotes: i32,
     pub content: String,
     pub created_at: chrono::NaiveDateTime,
     pub updated_at: chrono::NaiveDateTime,
@@ -28,9 +28,8 @@ pub struct Comment {
 pub struct PublicComment {
     pub id: i64,
     pub parent_post_id: i64,
-    pub parent_comment_id: Option<i64>,
-    pub upvotes: i64,
-    pub downvotes: i64,
+    pub upvotes: i32,
+    pub downvotes: i32,
     pub content: String,
     pub created_at: chrono::NaiveDateTime,
     pub updated_at: chrono::NaiveDateTime,